tests/test.sh exit code (0 → resolved); the classification below is post-hoc and cannot change it.pwd && rg --files -g '!*'
Chunk ID: a6d298 Wall time: 0.0000 seconds Process exited with code 1 Original token count: 2 Output: /app
ls -la /app
Chunk ID: cb87ad Wall time: 0.0000 seconds Process exited with code 0 Original token count: 24 Output: total 8 drwxr-xr-x 2 root root 4096 Jun 19 22:02 . drwxr-xr-x 1 root root 4096 Jun 20 17:36 ..
*** Begin Patch
*** Add File: /app/dut.sv
+module TopModule(
+ input clk,
+ input rst,
+ input cmd_valid,
+ input bit_in,
+ input scl_i,
+ input sda_i,
+ input [1:0] cmd,
+ output cmd_ack,
+ output busy,
+ output al,
+ output bit_out,
+ output scl_drive_low,
+ output sda_drive_low
+);
+
+ I2cBitCommandEngine engine (
+ .clk(clk),
+ .rst(rst),
+ .cmd_valid(cmd_valid),
+ .bit_in(bit_in),
+ .scl_i(scl_i),
+ .sda_i(sda_i),
+ .cmd(cmd),
+ .cmd_ack(cmd_ack),
+ .busy(busy),
+ .al(al),
+ .bit_out(bit_out),
+ .scl_drive_low(scl_drive_low),
+ .sda_drive_low(sda_drive_low)
+ );
+
+endmodule
+
+module I2cBitCommandEngine(
+ input logic clk,
+ input logic rst,
+ input logic cmd_valid,
+ input logic bit_in,
+ input logic scl_i,
+ input logic sda_i,
+ input logic [1:0] cmd,
+ output logic cmd_ack,
+ output logic busy,
+ output logic al,
+ output logic bit_out,
+ output logic scl_drive_low,
+ output logic sda_drive_low
+);
+
+ localparam logic [1:0] CMD_START = 2'd0;
+ localparam logic [1:0] CMD_STOP = 2'd1;
+ localparam logic [1:0] CMD_WRITE = 2'd2;
+ localparam logic [1:0] CMD_READ = 2'd3;
+
+ typedef enum logic [3:0] {
+ ST_IDLE,
+ ST_START_WAIT_HIGH,
+ ST_START_SDA_LOW,
+ ST_START_DONE,
+ ST_STOP_SETUP,
+ ST_STOP_WAIT_HIGH,
+ ST_STOP_DONE,
+ ST_WRITE_SETUP,
+ ST_WRITE_WAIT_HIGH,
+ ST_WRITE_DONE,
+ ST_READ_SETUP,
+ ST_READ_WAIT_HIGH,
+ ST_READ_DONE
+ } state_t;
+
+ state_t state;
+ logic write_bit;
+
+ always_ff @(posedge clk) begin
+ if (rst) begin
+ state <= ST_IDLE;
+ write_bit <= 1'b0;
+ cmd_ack <= 1'b0;
+ busy <= 1'b0;
+ al <= 1'b0;
+ bit_out <= 1'b0;
+ scl_drive_low <= 1'b0;
+ sda_drive_low <= 1'b0;
+ end else begin
+ cmd_ack <= 1'b0;
+
+ case (state)
+ ST_IDLE: begin
+ if (cmd_valid && (cmd == CMD_START)) begin
+ busy <= 1'b1;
+ scl_drive_low <= 1'b0;
+ sda_drive_low <= 1'b0;
+ state <= ST_START_WAIT_HIGH;
+ end else if (cmd_valid && busy && (cmd == CMD_STOP)) begin
+ scl_drive_low <= 1'b1;
+ sda_drive_low <= 1'b1;
+ state <= ST_STOP_SETUP;
+ end else if (cmd_valid && busy && (cmd == CMD_WRITE)) begin
+ write_bit <= bit_in;
+ scl_drive_low <= 1'b1;
+ sda_drive_low <= ~bit_in;
+ state <= ST_WRITE_SETUP;
+ end else if (cmd_valid && busy && (cmd == CMD_READ)) begin
+ scl_drive_low <= 1'b1;
+ sda_drive_low <= 1'b0;
+ state <= ST_READ_SETUP;
+ end
+ end
+
+ ST_START_WAIT_HIGH: begin
+ scl_drive_low <= 1'b0;
+ sda_drive_low <= 1'b0;
+ if (scl_i) begin
+ if (!sda_i) begin
+ al <= 1'b1;
+ end
+ state <= ST_START_SDA_LOW;
+ end
+ end
+
+ ST_START_SDA_LOW: begin
+ scl_drive_low <= 1'b0;
+ sda_drive_low <= 1'b1;
+ state <= ST_START_DONE;
+ end
+
+ ST_START_DONE: begin
+ scl_drive_low <= 1'b1;
+ sda_drive_low <= 1'b1;
+ cmd_ack <= 1'b1;
+ state <= ST_IDLE;
+ end
+
+ ST_STOP_SETUP: begin
+ scl_drive_low <= 1'b1;
+ sda_drive_low <= 1'b1;
+ state <= ST_STOP_WAIT_HIGH;
+ end
+
+ ST_STOP_WAIT_HIGH: begin
+ scl_drive_low <= 1'b0;
+ sda_drive_low <= 1'b1;
+ if (scl_i) begin
+ state <= ST_STOP_DONE;
+ end
+ end
+
+ ST_STOP_DONE: begin
+ busy <= 1'b0;
+ scl_drive_low <= 1'b0;
+ sda_drive_low <= 1'b0;
+ cmd_ack <= 1'b1;
+ state <= ST_IDLE;
+ end
+
+ ST_WRITE_SETUP: begin
+ scl_drive_low <= 1'b1;
+ sda_drive_low <= ~write_bit;
+ state <= ST_WRITE_WAIT_HIGH;
+ end
+
+ ST_WRITE_WAIT_HIGH: begin
+ scl_drive_low <= 1'b0;
+ sda_drive_low <= ~write_bit;
+ if (scl_i) begin
+ if (write_bit && !sda_i) begin
+ al <= 1'b1;
+ end
+ state <= ST_WRITE_DONE;
+ end
+ end
+
+ ST_WRITE_DONE: begin
+ scl_drive_low <= 1'b1;
+ sda_drive_low <= ~write_bit;
+ cmd_ack <= 1'b1;
+ state <= ST_IDLE;
+ end
+
+ ST_READ_SETUP: begin
+ scl_drive_low <= 1'b1;
+ sda_drive_low <= 1'b0;
+ state <= ST_READ_WAIT_HIGH;
+ end
+
+ ST_READ_WAIT_HIGH: begin
+ scl_drive_low <= 1'b0;
+ sda_drive_low <= 1'b0;
+ if (scl_i) begin
+ bit_out <= sda_i;
+ state <= ST_READ_DONE;
+ end
+ end
+
+ ST_READ_DONE: begin
+ scl_drive_low <= 1'b1;
+ sda_drive_low <= 1'b0;
+ cmd_ack <= 1'b1;
+ state <= ST_IDLE;
+ end
+
+ default: begin
+ state <= ST_IDLE;
+ end
+ endcase
+ end
+ end
+
+endmodule
*** End Patch
Exit code: 0
Wall time: 0 seconds
Output:
Success. Updated the following files:
A /app/dut.sv
command -v verilator
Chunk ID: 10a3ef Wall time: 0.0000 seconds Process exited with code 1 Original token count: 0 Output:
command -v iverilog
Chunk ID: 91df66 Wall time: 0.0000 seconds Process exited with code 0 Original token count: 5 Output: /usr/bin/iverilog
sed -n '1,260p' /app/dut.sv
Chunk ID: fd92b7
Wall time: 0.0000 seconds
Process exited with code 0
Original token count: 1535
Output:
module TopModule(
input clk,
input rst,
input cmd_valid,
input bit_in,
input scl_i,
input sda_i,
input [1:0] cmd,
output cmd_ack,
output busy,
output al,
output bit_out,
output scl_drive_low,
output sda_drive_low
);
I2cBitCommandEngine engine (
.clk(clk),
.rst(rst),
.cmd_valid(cmd_valid),
.bit_in(bit_in),
.scl_i(scl_i),
.sda_i(sda_i),
.cmd(cmd),
.cmd_ack(cmd_ack),
.busy(busy),
.al(al),
.bit_out(bit_out),
.scl_drive_low(scl_drive_low),
.sda_drive_low(sda_drive_low)
);
endmodule
module I2cBitCommandEngine(
input logic clk,
input logic rst,
input logic cmd_valid,
input logic bit_in,
input logic scl_i,
input logic sda_i,
input logic [1:0] cmd,
output logic cmd_ack,
output logic busy,
output logic al,
output logic bit_out,
output logic scl_drive_low,
output logic sda_drive_low
);
localparam logic [1:0] CMD_START = 2'd0;
localparam logic [1:0] CMD_STOP = 2'd1;
localparam logic [1:0] CMD_WRITE = 2'd2;
localparam logic [1:0] CMD_READ = 2'd3;
typedef enum logic [3:0] {
ST_IDLE,
ST_START_WAIT_HIGH,
ST_START_SDA_LOW,
ST_START_DONE,
ST_STOP_SETUP,
ST_STOP_WAIT_HIGH,
ST_STOP_DONE,
ST_WRITE_SETUP,
ST_WRITE_WAIT_HIGH,
ST_WRITE_DONE,
ST_READ_SETUP,
ST_READ_WAIT_HIGH,
ST_READ_DONE
} state_t;
state_t state;
logic write_bit;
always_ff @(posedge clk) begin
if (rst) begin
state <= ST_IDLE;
write_bit <= 1'b0;
cmd_ack <= 1'b0;
busy <= 1'b0;
al <= 1'b0;
bit_out <= 1'b0;
scl_drive_low <= 1'b0;
sda_drive_low <= 1'b0;
end else begin
cmd_ack <= 1'b0;
case (state)
ST_IDLE: begin
if (cmd_valid && (cmd == CMD_START)) begin
busy <= 1'b1;
scl_drive_low <= 1'b0;
sda_drive_low <= 1'b0;
state <= ST_START_WAIT_HIGH;
end else if (cmd_valid && busy && (cmd == CMD_STOP)) begin
scl_drive_low <= 1'b1;
sda_drive_low <= 1'b1;
state <= ST_STOP_SETUP;
end else if (cmd_valid && busy && (cmd == CMD_WRITE)) begin
write_bit <= bit_in;
scl_drive_low <= 1'b1;
sda_drive_low <= ~bit_in;
state <= ST_WRITE_SETUP;
end else if (cmd_valid && busy && (cmd == CMD_READ)) begin
scl_drive_low <= 1'b1;
sda_drive_low <= 1'b0;
state <= ST_READ_SETUP;
end
end
ST_START_WAIT_HIGH: begin
scl_drive_low <= 1'b0;
sda_drive_low <= 1'b0;
if (scl_i) begin
if (!sda_i) begin
al <= 1'b1;
end
state <= ST_START_SDA_LOW;
end
end
ST_START_SDA_LOW: begin
scl_drive_low <= 1'b0;
sda_drive_low <= 1'b1;
state <= ST_START_DONE;
end
ST_START_DONE: begin
scl_drive_low <= 1'b1;
sda_drive_low <= 1'b1;
cmd_ack <= 1'b1;
state <= ST_IDLE;
end
ST_STOP_SETUP: begin
scl_drive_low <= 1'b1;
sda_drive_low <= 1'b1;
state <= ST_STOP_WAIT_HIGH;
end
ST_STOP_WAIT_HIGH: begin
scl_drive_low <= 1'b0;
sda_drive_low <= 1'b1;
if (scl_i) begin
state <= ST_STOP_DONE;
end
end
ST_STOP_DONE: begin
busy <= 1'b0;
scl_drive_low <= 1'b0;
sda_drive_low <= 1'b0;
cmd_ack <= 1'b1;
state <= ST_IDLE;
end
ST_WRITE_SETUP: begin
scl_drive_low <= 1'b1;
sda_drive_low <= ~write_bit;
state <= ST_WRITE_WAIT_HIGH;
end
ST_WRITE_WAIT_HIGH: begin
scl_drive_low <= 1'b0;
sda_drive_low <= ~write_bit;
if (scl_i) begin
if (write_bit && !sda_i) begin
al <= 1'b1;
end
state <= ST_WRITE_DONE;
end
end
ST_WRITE_DONE: begin
scl_drive_low <= 1'b1;
sda_drive_low <= ~write_bit;
cmd_ack <= 1'b1;
state <= ST_IDLE;
end
ST_READ_SETUP: begin
scl_drive_low <= 1'b1;
sda_drive_low <= 1'b0;
state <= ST_READ_WAIT_HIGH;
end
ST_READ_WAIT_HIGH: begin
scl_drive_low <= 1'b0;
sda_drive_low <= 1'b0;
if (scl_i) begin
bit_out <= sda_i;
state <= ST_READ_DONE;
end
end
ST_READ_DONE: begin
scl_drive_low <= 1'b1;
sda_drive_low <= 1'b0;
cmd_ack <= 1'b1;
state <= ST_IDLE;
end
default: begin
state <= ST_IDLE;
end
endcase
end
end
endmodule
iverilog -g2012 -Wall -o /tmp/dut_check /app/dut.sv
Chunk ID: 7ef892 Wall time: 0.0000 seconds Process exited with code 0 Original token count: 0 Output:
git -C /app diff -- /app/dut.sv
Chunk ID: 6aeb18 Wall time: 0.0000 seconds Process exited with code 127 Original token count: 11 Output: /bin/bash: line 1: git: command not found
nl -ba /app/dut.sv | sed -n '1,240p'
Chunk ID: 26acd9
Wall time: 0.0000 seconds
Process exited with code 0
Original token count: 1903
Output:
1 module TopModule(
2 input clk,
3 input rst,
4 input cmd_valid,
5 input bit_in,
6 input scl_i,
7 input sda_i,
8 input [1:0] cmd,
9 output cmd_ack,
10 output busy,
11 output al,
12 output bit_out,
13 output scl_drive_low,
14 output sda_drive_low
15 );
16
17 I2cBitCommandEngine engine (
18 .clk(clk),
19 .rst(rst),
20 .cmd_valid(cmd_valid),
21 .bit_in(bit_in),
22 .scl_i(scl_i),
23 .sda_i(sda_i),
24 .cmd(cmd),
25 .cmd_ack(cmd_ack),
26 .busy(busy),
27 .al(al),
28 .bit_out(bit_out),
29 .scl_drive_low(scl_drive_low),
30 .sda_drive_low(sda_drive_low)
31 );
32
33 endmodule
34
35 module I2cBitCommandEngine(
36 input logic clk,
37 input logic rst,
38 input logic cmd_valid,
39 input logic bit_in,
40 input logic scl_i,
41 input logic sda_i,
42 input logic [1:0] cmd,
43 output logic cmd_ack,
44 output logic busy,
45 output logic al,
46 output logic bit_out,
47 output logic scl_drive_low,
48 output logic sda_drive_low
49 );
50
51 localparam logic [1:0] CMD_START = 2'd0;
52 localparam logic [1:0] CMD_STOP = 2'd1;
53 localparam logic [1:0] CMD_WRITE = 2'd2;
54 localparam logic [1:0] CMD_READ = 2'd3;
55
56 typedef enum logic [3:0] {
57 ST_IDLE,
58 ST_START_WAIT_HIGH,
59 ST_START_SDA_LOW,
60 ST_START_DONE,
61 ST_STOP_SETUP,
62 ST_STOP_WAIT_HIGH,
63 ST_STOP_DONE,
64 ST_WRITE_SETUP,
65 ST_WRITE_WAIT_HIGH,
66 ST_WRITE_DONE,
67 ST_READ_SETUP,
68 ST_READ_WAIT_HIGH,
69 ST_READ_DONE
70 } state_t;
71
72 state_t state;
73 logic write_bit;
74
75 always_ff @(posedge clk) begin
76 if (rst) begin
77 state <= ST_IDLE;
78 write_bit <= 1'b0;
79 cmd_ack <= 1'b0;
80 busy <= 1'b0;
81 al <= 1'b0;
82 bit_out <= 1'b0;
83 scl_drive_low <= 1'b0;
84 sda_drive_low <= 1'b0;
85 end else begin
86 cmd_ack <= 1'b0;
87
88 case (state)
89 ST_IDLE: begin
90 if (cmd_valid && (cmd == CMD_START)) begin
91 busy <= 1'b1;
92 scl_drive_low <= 1'b0;
93 sda_drive_low <= 1'b0;
94 state <= ST_START_WAIT_HIGH;
95 end else if (cmd_valid && busy && (cmd == CMD_STOP)) begin
96 scl_drive_low <= 1'b1;
97 sda_drive_low <= 1'b1;
98 state <= ST_STOP_SETUP;
99 end else if (cmd_valid && busy && (cmd == CMD_WRITE)) begin
100 write_bit <= bit_in;
101 scl_drive_low <= 1'b1;
102 sda_drive_low <= ~bit_in;
103 state <= ST_WRITE_SETUP;
104 end else if (cmd_valid && busy && (cmd == CMD_READ)) begin
105 scl_drive_low <= 1'b1;
106 sda_drive_low <= 1'b0;
107 state <= ST_READ_SETUP;
108 end
109 end
110
111 ST_START_WAIT_HIGH: begin
112 scl_drive_low <= 1'b0;
113 sda_drive_low <= 1'b0;
114 if (scl_i) begin
115 if (!sda_i) begin
116 al <= 1'b1;
117 end
118 state <= ST_START_SDA_LOW;
119 end
120 end
121
122 ST_START_SDA_LOW: begin
123 scl_drive_low <= 1'b0;
124 sda_drive_low <= 1'b1;
125 state <= ST_START_DONE;
126 end
127
128 ST_START_DONE: begin
129 scl_drive_low <= 1'b1;
130 sda_drive_low <= 1'b1;
131 cmd_ack <= 1'b1;
132 state <= ST_IDLE;
133 end
134
135 ST_STOP_SETUP: begin
136 scl_drive_low <= 1'b1;
137 sda_drive_low <= 1'b1;
138 state <= ST_STOP_WAIT_HIGH;
139 end
140
141 ST_STOP_WAIT_HIGH: begin
142 scl_drive_low <= 1'b0;
143 sda_drive_low <= 1'b1;
144 if (scl_i) begin
145 state <= ST_STOP_DONE;
146 end
147 end
148
149 ST_STOP_DONE: begin
150 busy <= 1'b0;
151 scl_drive_low <= 1'b0;
152 sda_drive_low <= 1'b0;
153 cmd_ack <= 1'b1;
154 state <= ST_IDLE;
155 end
156
157 ST_WRITE_SETUP: begin
158 scl_drive_low <= 1'b1;
159 sda_drive_low <= ~write_bit;
160 state <= ST_WRITE_WAIT_HIGH;
161 end
162
163 ST_WRITE_WAIT_HIGH: begin
164 scl_drive_low <= 1'b0;
165 sda_drive_low <= ~write_bit;
166 if (scl_i) begin
167 if (write_bit && !sda_i) begin
168 al <= 1'b1;
169 end
170 state <= ST_WRITE_DONE;
171 end
172 end
173
174 ST_WRITE_DONE: begin
175 scl_drive_low <= 1'b1;
176 sda_drive_low <= ~write_bit;
177 cmd_ack <= 1'b1;
178 state <= ST_IDLE;
179 end
180
181 ST_READ_SETUP: begin
182 scl_drive_low <= 1'b1;
183 sda_drive_low <= 1'b0;
184 state <= ST_READ_WAIT_HIGH;
185 end
186
187 ST_READ_WAIT_HIGH: begin
188 scl_drive_low <= 1'b0;
189 sda_drive_low <= 1'b0;
190 if (scl_i) begin
191 bit_out <= sda_i;
192 state <= ST_READ_DONE;
193 end
194 end
195
196 ST_READ_DONE: begin
197 scl_drive_low <= 1'b1;
198 sda_drive_low <= 1'b0;
199 cmd_ack <= 1'b1;
200 state <= ST_IDLE;
201 end
202
203 default: begin
204 state <= ST_IDLE;
205 end
206 endcase
207 end
208 end
209
210 endmodule
No file changes, the agent left the workspace untouched.
MISMATCH_COUNTS cmd_ack=0 busy=0 al=0 bit_out=0 scl=0 sda=0 __CHIPBENCH_MISMATCH_SUMMARY__: mismatches=0 samples=2351
Reproduce this trial: git checkout 2f94510 && PYTHONPATH=src python3 scripts/build_site.py , then open trial/trial_172f113c7dcc457b. Re-running the agent live requires EVAL_PLATFORM_ENABLE_OAUTH_SMOKE=1 and is non-deterministic.
Trial trial_172f113c7dcc457b · verifier authoritative; classifier explanatory.