Dec 18 06:52:34.108 INFO checking Krelix/rust_vm_tutorial against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 06:52:34.109 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/Krelix/rust_vm_tutorial:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 06:52:34.585 INFO [stdout] 3f4b019fd6567e4be6da21fc345e832d61ce06e90889f027918dabfe5d026993
Dec 18 06:52:34.586 INFO running `"docker" "start" "-a" "3f4b019fd6567e4be6da21fc345e832d61ce06e90889f027918dabfe5d026993"`
Dec 18 06:52:36.372 INFO [stderr]     Checking memchr v2.1.0
Dec 18 06:52:37.216 INFO [stderr]     Checking nom v4.0.0
Dec 18 06:52:38.964 INFO [stderr]     Checking rust_vm v0.1.0 (/opt/crater/workdir)
Dec 18 06:52:39.120 INFO [stderr] warning: unknown lint: `clippy`
Dec 18 06:52:39.120 INFO [stderr]  --> src/main.rs:1:9
Dec 18 06:52:39.120 INFO [stderr]   |
Dec 18 06:52:39.120 INFO [stderr] 1 | #![warn(clippy)]
Dec 18 06:52:39.120 INFO [stderr]   |         ^^^^^^
Dec 18 06:52:39.120 INFO [stderr]   |
Dec 18 06:52:39.120 INFO [stderr]   = note: #[warn(unknown_lints)] on by default
Dec 18 06:52:39.120 INFO [stderr] 
Dec 18 06:52:39.142 INFO [stderr] warning: unknown lint: `clippy`
Dec 18 06:52:39.142 INFO [stderr]  --> src/main.rs:1:9
Dec 18 06:52:39.142 INFO [stderr]   |
Dec 18 06:52:39.142 INFO [stderr] 1 | #![warn(clippy)]
Dec 18 06:52:39.142 INFO [stderr]   |         ^^^^^^
Dec 18 06:52:39.142 INFO [stderr]   |
Dec 18 06:52:39.142 INFO [stderr]   = note: #[warn(unknown_lints)] on by default
Dec 18 06:52:39.142 INFO [stderr] 
Dec 18 06:52:39.468 INFO [stderr] warning: unused import: `vm::VM`
Dec 18 06:52:39.468 INFO [stderr]   --> src/main.rs:10:5
Dec 18 06:52:39.468 INFO [stderr]    |
Dec 18 06:52:39.468 INFO [stderr] 10 | use vm::VM;
Dec 18 06:52:39.468 INFO [stderr]    |     ^^^^^^
Dec 18 06:52:39.468 INFO [stderr]    |
Dec 18 06:52:39.468 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 06:52:39.468 INFO [stderr] 
Dec 18 06:52:39.538 INFO [stderr] warning: unused import: `vm::VM`
Dec 18 06:52:39.538 INFO [stderr]   --> src/main.rs:10:5
Dec 18 06:52:39.538 INFO [stderr]    |
Dec 18 06:52:39.538 INFO [stderr] 10 | use vm::VM;
Dec 18 06:52:39.538 INFO [stderr]    |     ^^^^^^
Dec 18 06:52:39.538 INFO [stderr]    |
Dec 18 06:52:39.544 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 06:52:39.544 INFO [stderr] 
Dec 18 06:52:39.944 INFO [stderr] warning: field is never used: `opcode`
Dec 18 06:52:39.945 INFO [stderr]   --> src/instruction.rs:85:3
Dec 18 06:52:39.945 INFO [stderr]    |
Dec 18 06:52:39.945 INFO [stderr] 85 |   opcode: OpCode
Dec 18 06:52:39.946 INFO [stderr]    |   ^^^^^^^^^^^^^^
Dec 18 06:52:39.946 INFO [stderr]    |
Dec 18 06:52:39.946 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 06:52:39.952 INFO [stderr] 
Dec 18 06:52:40.463 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.16s
Dec 18 06:52:41.038 INFO running `"docker" "inspect" "3f4b019fd6567e4be6da21fc345e832d61ce06e90889f027918dabfe5d026993"`
Dec 18 06:52:41.329 INFO running `"docker" "rm" "-f" "3f4b019fd6567e4be6da21fc345e832d61ce06e90889f027918dabfe5d026993"`
Dec 18 06:52:41.747 INFO [stdout] 3f4b019fd6567e4be6da21fc345e832d61ce06e90889f027918dabfe5d026993