tests/test.sh exit code (0 → resolved); the classification below is post-hoc and cannot change it.pwd && rg --files -n /app | head -100
Chunk ID: 354a0b Wall time: 0.0000 seconds Process exited with code 0 Original token count: 2 Output: /app
sed -n '1,240p' /app/dut.sv
Chunk ID: 64fbb3 Wall time: 0.0000 seconds Process exited with code 2 Original token count: 14 Output: sed: can't read /app/dut.sv: No such file or directory
ls -la /app
Chunk ID: d6a34e 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 17:27 ..
*** Begin Patch
*** Add File: /app/dut.sv
+module TopModule (
+ input clk, rst, cmd_valid, bit_in, scl_i, sda_i,
+ input [1:0] cmd,
+ output cmd_ack, busy, al, bit_out, scl_drive_low, sda_drive_low
+);
+
+ I2CCommandController controller (
+ .clk(clk),
+ .rst(rst),
+ .cmd_valid(cmd_valid),
+ .cmd(cmd),
+ .bit_in(bit_in),
+ .scl_i(scl_i),
+ .sda_i(sda_i),
+ .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 I2CCommandController (
+ input logic clk,
+ input logic rst,
+ input logic cmd_valid,
+ input logic [1:0] cmd,
+ input logic bit_in,
+ input logic scl_i,
+ input logic sda_i,
+ 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_SCL,
+ ST_START_SDA_LOW,
+ ST_START_ACK,
+ ST_STOP_SETUP,
+ ST_STOP_WAIT_SCL,
+ ST_STOP_ACK,
+ ST_WRITE_SETUP,
+ ST_WRITE_WAIT_SCL,
+ ST_WRITE_ACK,
+ ST_READ_SETUP,
+ ST_READ_WAIT_SCL,
+ ST_READ_ACK
+ } state_t;
+
+ state_t state;
+ logic write_one;
+
+ always_ff @(posedge clk) begin
+ if (rst) begin
+ state <= ST_IDLE;
+ write_one <= 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
+ case (state)
+ ST_IDLE: begin
+ if (cmd_valid && (cmd == CMD_START)) begin
+ state <= ST_START_WAIT_SCL;
+ cmd_ack <= 1'b0;
+ busy <= 1'b1;
+ scl_drive_low <= 1'b0;
+ sda_drive_low <= 1'b0;
+ end else if (cmd_valid && busy && (cmd == CMD_STOP)) begin
+ state <= ST_STOP_SETUP;
+ cmd_ack <= 1'b0;
+ scl_drive_low <= 1'b1;
+ sda_drive_low <= 1'b1;
+ end else if (cmd_valid && busy && (cmd == CMD_WRITE)) begin
+ state <= ST_WRITE_SETUP;
+ write_one <= bit_in;
+ cmd_ack <= 1'b0;
+ scl_drive_low <= 1'b1;
+ sda_drive_low <= ~bit_in;
+ end else if (cmd_valid && busy && (cmd == CMD_READ)) begin
+ state <= ST_READ_SETUP;
+ cmd_ack <= 1'b0;
+ scl_drive_low <= 1'b1;
+ sda_drive_low <= 1'b0;
+ end else begin
+ cmd_ack <= 1'b0;
+ end
+ end
+
+ ST_START_WAIT_SCL: begin
+ cmd_ack <= 1'b0;
+ busy <= 1'b1;
+ 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
+ state <= ST_START_ACK;
+ cmd_ack <= 1'b0;
+ busy <= 1'b1;
+ scl_drive_low <= 1'b0;
+ sda_drive_low <= 1'b1;
+ end
+
+ ST_START_ACK: begin
+ state <= ST_IDLE;
+ cmd_ack <= 1'b1;
+ busy <= 1'b1;
+ scl_drive_low <= 1'b1;
+ sda_drive_low <= 1'b1;
+ end
+
+ ST_STOP_SETUP: begin
+ state <= ST_STOP_WAIT_SCL;
+ cmd_ack <= 1'b0;
+ scl_drive_low <= 1'b1;
+ sda_drive_low <= 1'b1;
+ end
+
+ ST_STOP_WAIT_SCL: begin
+ cmd_ack <= 1'b0;
+ scl_drive_low <= 1'b0;
+ sda_drive_low <= 1'b1;
+ if (scl_i) begin
+ state <= ST_STOP_ACK;
+ end
+ end
+
+ ST_STOP_ACK: begin
+ state <= ST_IDLE;
+ cmd_ack <= 1'b1;
+ busy <= 1'b0;
+ scl_drive_low <= 1'b0;
+ sda_drive_low <= 1'b0;
+ end
+
+ ST_WRITE_SETUP: begin
+ state <= ST_WRITE_WAIT_SCL;
+ cmd_ack <= 1'b0;
+ scl_drive_low <= 1'b1;
+ sda_drive_low <= ~write_one;
+ end
+
+ ST_WRITE_WAIT_SCL: begin
+ cmd_ack <= 1'b0;
+ scl_drive_low <= 1'b0;
+ sda_drive_low <= ~write_one;
+ if (scl_i) begin
+ if (write_one && !sda_i) begin
+ al <= 1'b1;
+ end
+ state <= ST_WRITE_ACK;
+ end
+ end
+
+ ST_WRITE_ACK: begin
+ state <= ST_IDLE;
+ cmd_ack <= 1'b1;
+ scl_drive_low <= 1'b1;
+ sda_drive_low <= ~write_one;
+ end
+
+ ST_READ_SETUP: begin
+ state <= ST_READ_WAIT_SCL;
+ cmd_ack <= 1'b0;
+ scl_drive_low <= 1'b1;
+ sda_drive_low <= 1'b0;
+ end
+
+ ST_READ_WAIT_SCL: begin
+ cmd_ack <= 1'b0;
+ scl_drive_low <= 1'b0;
+ sda_drive_low <= 1'b0;
+ if (scl_i) begin
+ bit_out <= sda_i;
+ state <= ST_READ_ACK;
+ end
+ end
+
+ ST_READ_ACK: begin
+ state <= ST_IDLE;
+ cmd_ack <= 1'b1;
+ scl_drive_low <= 1'b1;
+ sda_drive_low <= 1'b0;
+ end
+
+ default: begin
+ state <= ST_IDLE;
+ cmd_ack <= 1'b0;
+ end
+ endcase
+ end
+ end
+
+endmodule
*** End Patch
Exit code: 0
Wall time: 0 seconds
Output:
Success. Updated the following files:
A /app/dut.sv
iverilog -g2012 -Wall -tnull /app/dut.sv
Chunk ID: d2ef1a Wall time: 0.0000 seconds Process exited with code 0 Original token count: 0 Output:
nl -ba /app/dut.sv | sed -n '1,260p'
Chunk ID: 4cd9ee
Wall time: 0.0000 seconds
Process exited with code 0
Original token count: 2136
Output:
1 module TopModule (
2 input clk, rst, cmd_valid, bit_in, scl_i, sda_i,
3 input [1:0] cmd,
4 output cmd_ack, busy, al, bit_out, scl_drive_low, sda_drive_low
5 );
6
7 I2CCommandController controller (
8 .clk(clk),
9 .rst(rst),
10 .cmd_valid(cmd_valid),
11 .cmd(cmd),
12 .bit_in(bit_in),
13 .scl_i(scl_i),
14 .sda_i(sda_i),
15 .cmd_ack(cmd_ack),
16 .busy(busy),
17 .al(al),
18 .bit_out(bit_out),
19 .scl_drive_low(scl_drive_low),
20 .sda_drive_low(sda_drive_low)
21 );
22
23 endmodule
24
25 module I2CCommandController (
26 input logic clk,
27 input logic rst,
28 input logic cmd_valid,
29 input logic [1:0] cmd,
30 input logic bit_in,
31 input logic scl_i,
32 input logic sda_i,
33 output logic cmd_ack,
34 output logic busy,
35 output logic al,
36 output logic bit_out,
37 output logic scl_drive_low,
38 output logic sda_drive_low
39 );
40
41 localparam logic [1:0] CMD_START = 2'd0;
42 localparam logic [1:0] CMD_STOP = 2'd1;
43 localparam logic [1:0] CMD_WRITE = 2'd2;
44 localparam logic [1:0] CMD_READ = 2'd3;
45
46 typedef enum logic [3:0] {
47 ST_IDLE,
48 ST_START_WAIT_SCL,
49 ST_START_SDA_LOW,
50 ST_START_ACK,
51 ST_STOP_SETUP,
52 ST_STOP_WAIT_SCL,
53 ST_STOP_ACK,
54 ST_WRITE_SETUP,
55 ST_WRITE_WAIT_SCL,
56 ST_WRITE_ACK,
57 ST_READ_SETUP,
58 ST_READ_WAIT_SCL,
59 ST_READ_ACK
60 } state_t;
61
62 state_t state;
63 logic write_one;
64
65 always_ff @(posedge clk) begin
66 if (rst) begin
67 state <= ST_IDLE;
68 write_one <= 1'b0;
69 cmd_ack <= 1'b0;
70 busy <= 1'b0;
71 al <= 1'b0;
72 bit_out <= 1'b0;
73 scl_drive_low <= 1'b0;
74 sda_drive_low <= 1'b0;
75 end else begin
76 case (state)
77 ST_IDLE: begin
78 if (cmd_valid && (cmd == CMD_START)) begin
79 state <= ST_START_WAIT_SCL;
80 cmd_ack <= 1'b0;
81 busy <= 1'b1;
82 scl_drive_low <= 1'b0;
83 sda_drive_low <= 1'b0;
84 end else if (cmd_valid && busy && (cmd == CMD_STOP)) begin
85 state <= ST_STOP_SETUP;
86 cmd_ack <= 1'b0;
87 scl_drive_low <= 1'b1;
88 sda_drive_low <= 1'b1;
89 end else if (cmd_valid && busy && (cmd == CMD_WRITE)) begin
90 state <= ST_WRITE_SETUP;
91 write_one <= bit_in;
92 cmd_ack <= 1'b0;
93 scl_drive_low <= 1'b1;
94 sda_drive_low <= ~bit_in;
95 end else if (cmd_valid && busy && (cmd == CMD_READ)) begin
96 state <= ST_READ_SETUP;
97 cmd_ack <= 1'b0;
98 scl_drive_low <= 1'b1;
99 sda_drive_low <= 1'b0;
100 end else begin
101 cmd_ack <= 1'b0;
102 end
103 end
104
105 ST_START_WAIT_SCL: begin
106 cmd_ack <= 1'b0;
107 busy <= 1'b1;
108 scl_drive_low <= 1'b0;
109 sda_drive_low <= 1'b0;
110 if (scl_i) begin
111 if (!sda_i) begin
112 al <= 1'b1;
113 end
114 state <= ST_START_SDA_LOW;
115 end
116 end
117
118 ST_START_SDA_LOW: begin
119 state <= ST_START_ACK;
120 cmd_ack <= 1'b0;
121 busy <= 1'b1;
122 scl_drive_low <= 1'b0;
123 sda_drive_low <= 1'b1;
124 end
125
126 ST_START_ACK: begin
127 state <= ST_IDLE;
128 cmd_ack <= 1'b1;
129 busy <= 1'b1;
130 scl_drive_low <= 1'b1;
131 sda_drive_low <= 1'b1;
132 end
133
134 ST_STOP_SETUP: begin
135 state <= ST_STOP_WAIT_SCL;
136 cmd_ack <= 1'b0;
137 scl_drive_low <= 1'b1;
138 sda_drive_low <= 1'b1;
139 end
140
141 ST_STOP_WAIT_SCL: begin
142 cmd_ack <= 1'b0;
143 scl_drive_low <= 1'b0;
144 sda_drive_low <= 1'b1;
145 if (scl_i) begin
146 state <= ST_STOP_ACK;
147 end
148 end
149
150 ST_STOP_ACK: begin
151 state <= ST_IDLE;
152 cmd_ack <= 1'b1;
153 busy <= 1'b0;
154 scl_drive_low <= 1'b0;
155 sda_drive_low <= 1'b0;
156 end
157
158 ST_WRITE_SETUP: begin
159 state <= ST_WRITE_WAIT_SCL;
160 cmd_ack <= 1'b0;
161 scl_drive_low <= 1'b1;
162 sda_drive_low <= ~write_one;
163 end
164
165 ST_WRITE_WAIT_SCL: begin
166 cmd_ack <= 1'b0;
167 scl_drive_low <= 1'b0;
168 sda_drive_low <= ~write_one;
169 if (scl_i) begin
170 if (write_one && !sda_i) begin
171 al <= 1'b1;
172 end
173 state <= ST_WRITE_ACK;
174 end
175 end
176
177 ST_WRITE_ACK: begin
178 state <= ST_IDLE;
179 cmd_ack <= 1'b1;
180 scl_drive_low <= 1'b1;
181 sda_drive_low <= ~write_one;
182 end
183
184 ST_READ_SETUP: begin
185 state <= ST_READ_WAIT_SCL;
186 cmd_ack <= 1'b0;
187 scl_drive_low <= 1'b1;
188 sda_drive_low <= 1'b0;
189 end
190
191 ST_READ_WAIT_SCL: begin
192 cmd_ack <= 1'b0;
193 scl_drive_low <= 1'b0;
194 sda_drive_low <= 1'b0;
195 if (scl_i) begin
196 bit_out <= sda_i;
197 state <= ST_READ_ACK;
198 end
199 end
200
201 ST_READ_ACK: begin
202 state <= ST_IDLE;
203 cmd_ack <= 1'b1;
204 scl_drive_low <= 1'b1;
205 sda_drive_low <= 1'b0;
206 end
207
208 default: begin
209 state <= ST_IDLE;
210 cmd_ack <= 1'b0;
211 end
212 endcase
213 end
214 end
215
216 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_42f98e78328c4f0b. Re-running the agent live requires EVAL_PLATFORM_ENABLE_OAUTH_SMOKE=1 and is non-deterministic.
Trial trial_42f98e78328c4f0b · verifier authoritative; classifier explanatory.