Dec 05 01:37:44.154 INFO checking Krelix/rust_vm_tutorial against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 01:37:44.154 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 05 01:37:44.681 INFO [stdout] 8eeae40fdfb8402835c26f8eca124236e9663549d4385af9f3e5ee088c5afef4
Dec 05 01:37:44.684 INFO running `"docker" "start" "-a" "8eeae40fdfb8402835c26f8eca124236e9663549d4385af9f3e5ee088c5afef4"`
Dec 05 01:37:46.023 INFO [stderr] usermod: no changes
Dec 05 01:37:46.110 INFO [stderr]     Checking memchr v2.1.0
Dec 05 01:37:47.407 INFO [stderr]     Checking nom v4.0.0
Dec 05 01:37:49.461 INFO [stderr]     Checking rust_vm v0.1.0 (/source)
Dec 05 01:37:49.650 INFO [stderr] warning: unknown lint: `clippy`
Dec 05 01:37:49.650 INFO [stderr]  --> src/main.rs:1:9
Dec 05 01:37:49.651 INFO [stderr]   |
Dec 05 01:37:49.651 INFO [stderr] 1 | #![warn(clippy)]
Dec 05 01:37:49.651 INFO [stderr]   |         ^^^^^^
Dec 05 01:37:49.651 INFO [stderr]   |
Dec 05 01:37:49.651 INFO [stderr]   = note: #[warn(unknown_lints)] on by default
Dec 05 01:37:49.651 INFO [stderr] 
Dec 05 01:37:49.679 INFO [stderr] warning: unknown lint: `clippy`
Dec 05 01:37:49.679 INFO [stderr]  --> src/main.rs:1:9
Dec 05 01:37:49.679 INFO [stderr]   |
Dec 05 01:37:49.679 INFO [stderr] 1 | #![warn(clippy)]
Dec 05 01:37:49.679 INFO [stderr]   |         ^^^^^^
Dec 05 01:37:49.679 INFO [stderr]   |
Dec 05 01:37:49.679 INFO [stderr]   = note: #[warn(unknown_lints)] on by default
Dec 05 01:37:49.679 INFO [stderr] 
Dec 05 01:37:50.643 INFO [stderr] warning: unused import: `vm::VM`
Dec 05 01:37:50.643 INFO [stderr]   --> src/main.rs:10:5
Dec 05 01:37:50.643 INFO [stderr]    |
Dec 05 01:37:50.644 INFO [stderr] 10 | use vm::VM;
Dec 05 01:37:50.644 INFO [stderr]    |     ^^^^^^
Dec 05 01:37:50.644 INFO [stderr]    |
Dec 05 01:37:50.644 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 05 01:37:50.645 INFO [stderr] 
Dec 05 01:37:50.875 INFO [stderr] warning: unused import: `vm::VM`
Dec 05 01:37:50.875 INFO [stderr]   --> src/main.rs:10:5
Dec 05 01:37:50.875 INFO [stderr]    |
Dec 05 01:37:50.876 INFO [stderr] 10 | use vm::VM;
Dec 05 01:37:50.876 INFO [stderr]    |     ^^^^^^
Dec 05 01:37:50.876 INFO [stderr]    |
Dec 05 01:37:50.876 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 05 01:37:50.877 INFO [stderr] 
Dec 05 01:37:51.171 INFO [stderr] warning: field is never used: `opcode`
Dec 05 01:37:51.171 INFO [stderr]   --> src/instruction.rs:85:3
Dec 05 01:37:51.171 INFO [stderr]    |
Dec 05 01:37:51.172 INFO [stderr] 85 |   opcode: OpCode
Dec 05 01:37:51.172 INFO [stderr]    |   ^^^^^^^^^^^^^^
Dec 05 01:37:51.172 INFO [stderr]    |
Dec 05 01:37:51.173 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 01:37:51.173 INFO [stderr] 
Dec 05 01:37:51.691 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.63s
Dec 05 01:37:51.696 INFO [stderr] su: No module specific data is present
Dec 05 01:37:52.918 INFO running `"docker" "inspect" "8eeae40fdfb8402835c26f8eca124236e9663549d4385af9f3e5ee088c5afef4"`
Dec 05 01:37:53.307 INFO running `"docker" "rm" "-f" "8eeae40fdfb8402835c26f8eca124236e9663549d4385af9f3e5ee088c5afef4"`
Dec 05 01:37:53.660 INFO [stdout] 8eeae40fdfb8402835c26f8eca124236e9663549d4385af9f3e5ee088c5afef4