Dec 12 01:55:26.256 INFO checking Krelix/rust_vm_tutorial against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 01:55:26.257 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 01:55:26.694 INFO [stdout] 058c00c2eaea6f02dc7077cfe076c1786854d7347f8d2c3aeb499cdb84d95b23
Dec 12 01:55:26.700 INFO running `"docker" "start" "-a" "058c00c2eaea6f02dc7077cfe076c1786854d7347f8d2c3aeb499cdb84d95b23"`
Dec 12 01:55:27.904 INFO [stderr] usermod: no changes
Dec 12 01:55:27.976 INFO [stderr]    Compiling memchr v2.1.0
Dec 12 01:55:30.180 INFO [stderr]     Checking nom v4.0.0
Dec 12 01:55:32.340 INFO [stderr]     Checking rust_vm v0.1.0 (/source)
Dec 12 01:55:32.452 INFO [stderr] warning: unknown lint: `clippy`
Dec 12 01:55:32.452 INFO [stderr]  --> src/main.rs:1:9
Dec 12 01:55:32.452 INFO [stderr]   |
Dec 12 01:55:32.452 INFO [stderr] 1 | #![warn(clippy)]
Dec 12 01:55:32.452 INFO [stderr]   |         ^^^^^^
Dec 12 01:55:32.452 INFO [stderr]   |
Dec 12 01:55:32.452 INFO [stderr]   = note: #[warn(unknown_lints)] on by default
Dec 12 01:55:32.452 INFO [stderr] 
Dec 12 01:55:32.480 INFO [stderr] warning: unknown lint: `clippy`
Dec 12 01:55:32.480 INFO [stderr]  --> src/main.rs:1:9
Dec 12 01:55:32.480 INFO [stderr]   |
Dec 12 01:55:32.480 INFO [stderr] 1 | #![warn(clippy)]
Dec 12 01:55:32.480 INFO [stderr]   |         ^^^^^^
Dec 12 01:55:32.480 INFO [stderr]   |
Dec 12 01:55:32.480 INFO [stderr]   = note: #[warn(unknown_lints)] on by default
Dec 12 01:55:32.480 INFO [stderr] 
Dec 12 01:55:33.347 INFO [stderr] warning: unused import: `vm::VM`
Dec 12 01:55:33.347 INFO [stderr]   --> src/main.rs:10:5
Dec 12 01:55:33.347 INFO [stderr]    |
Dec 12 01:55:33.347 INFO [stderr] 10 | use vm::VM;
Dec 12 01:55:33.347 INFO [stderr]    |     ^^^^^^
Dec 12 01:55:33.347 INFO [stderr]    |
Dec 12 01:55:33.347 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 12 01:55:33.347 INFO [stderr] 
Dec 12 01:55:33.696 INFO [stderr] warning: unused import: `vm::VM`
Dec 12 01:55:33.697 INFO [stderr]   --> src/main.rs:10:5
Dec 12 01:55:33.697 INFO [stderr]    |
Dec 12 01:55:33.697 INFO [stderr] 10 | use vm::VM;
Dec 12 01:55:33.697 INFO [stderr]    |     ^^^^^^
Dec 12 01:55:33.698 INFO [stderr]    |
Dec 12 01:55:33.698 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 12 01:55:33.698 INFO [stderr] 
Dec 12 01:55:33.900 INFO [stderr] warning: field is never used: `opcode`
Dec 12 01:55:33.900 INFO [stderr]   --> src/instruction.rs:85:3
Dec 12 01:55:33.901 INFO [stderr]    |
Dec 12 01:55:33.901 INFO [stderr] 85 |   opcode: OpCode
Dec 12 01:55:33.901 INFO [stderr]    |   ^^^^^^^^^^^^^^
Dec 12 01:55:33.901 INFO [stderr]    |
Dec 12 01:55:33.902 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 01:55:33.902 INFO [stderr] 
Dec 12 01:55:34.564 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.62s
Dec 12 01:55:34.572 INFO [stderr] su: No module specific data is present
Dec 12 01:55:35.666 INFO running `"docker" "inspect" "058c00c2eaea6f02dc7077cfe076c1786854d7347f8d2c3aeb499cdb84d95b23"`
Dec 12 01:55:35.970 INFO running `"docker" "rm" "-f" "058c00c2eaea6f02dc7077cfe076c1786854d7347f8d2c3aeb499cdb84d95b23"`
Dec 12 01:55:36.335 INFO [stdout] 058c00c2eaea6f02dc7077cfe076c1786854d7347f8d2c3aeb499cdb84d95b23