[INFO] cloning repository https://github.com/GreatGodOfFire/Cell-Machine-can-opener
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GreatGodOfFire/Cell-Machine-can-opener" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGreatGodOfFire%2FCell-Machine-can-opener", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGreatGodOfFire%2FCell-Machine-can-opener'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e17b1c1f12547792f34ed135f7dc620dafbdef93
[INFO] testing GreatGodOfFire/Cell-Machine-can-opener against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGreatGodOfFire%2FCell-Machine-can-opener" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GreatGodOfFire/Cell-Machine-can-opener on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GreatGodOfFire/Cell-Machine-can-opener
[INFO] finished tweaking git repo https://github.com/GreatGodOfFire/Cell-Machine-can-opener
[INFO] tweaked toml for git repo https://github.com/GreatGodOfFire/Cell-Machine-can-opener written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/GreatGodOfFire/Cell-Machine-can-opener already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 098357cac0839d2bc0d157a70e554c48810887f44cd38addb26529dcf0b9d4e8
[INFO] running `Command { std: "docker" "start" "-a" "098357cac0839d2bc0d157a70e554c48810887f44cd38addb26529dcf0b9d4e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "098357cac0839d2bc0d157a70e554c48810887f44cd38addb26529dcf0b9d4e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "098357cac0839d2bc0d157a70e554c48810887f44cd38addb26529dcf0b9d4e8", kill_on_drop: false }`
[INFO] [stdout] 098357cac0839d2bc0d157a70e554c48810887f44cd38addb26529dcf0b9d4e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32c49e509392e9267c1b79263cbaac52a785b026610c856519ba83efa8904dcb
[INFO] running `Command { std: "docker" "start" "-a" "32c49e509392e9267c1b79263cbaac52a785b026610c856519ba83efa8904dcb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling minimal-lexical v0.1.3
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]    Compiling can_opener v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tutorial_text`
[INFO] [stdout]    --> src/main.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |     let tutorial_text = arguments.next().ok_or(ParserError::UnexpectedEof)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tutorial_text`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `level_name`
[INFO] [stdout]    --> src/main.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |     let level_name = arguments.next().ok_or(ParserError::UnexpectedEof)?;
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_level_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "32c49e509392e9267c1b79263cbaac52a785b026610c856519ba83efa8904dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32c49e509392e9267c1b79263cbaac52a785b026610c856519ba83efa8904dcb", kill_on_drop: false }`
[INFO] [stdout] 32c49e509392e9267c1b79263cbaac52a785b026610c856519ba83efa8904dcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c96e1981138f4ad2f09cc0166c68d9d07c85c6eb4bbc0c3c2e5964c2ed386d04
[INFO] running `Command { std: "docker" "start" "-a" "c96e1981138f4ad2f09cc0166c68d9d07c85c6eb4bbc0c3c2e5964c2ed386d04", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling can_opener v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tutorial_text`
[INFO] [stdout]    --> src/main.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |     let tutorial_text = arguments.next().ok_or(ParserError::UnexpectedEof)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tutorial_text`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `level_name`
[INFO] [stdout]    --> src/main.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |     let level_name = arguments.next().ok_or(ParserError::UnexpectedEof)?;
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_level_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.65s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/can_opener-0b03215cecf12e08)
[INFO] running `Command { std: "docker" "inspect" "c96e1981138f4ad2f09cc0166c68d9d07c85c6eb4bbc0c3c2e5964c2ed386d04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c96e1981138f4ad2f09cc0166c68d9d07c85c6eb4bbc0c3c2e5964c2ed386d04", kill_on_drop: false }`
[INFO] [stdout] c96e1981138f4ad2f09cc0166c68d9d07c85c6eb4bbc0c3c2e5964c2ed386d04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dd4624b7af832288d9838c90979dbb7d8d5cdbebe3aad06915b1448562c0662f
[INFO] running `Command { std: "docker" "start" "-a" "dd4624b7af832288d9838c90979dbb7d8d5cdbebe3aad06915b1448562c0662f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `tutorial_text`
[INFO] [stdout] 
[INFO] [stderr]    --> src/main.rs:175:9
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 175 |     let tutorial_text = arguments.next().ok_or(ParserError::UnexpectedEof)?;
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tutorial_text`
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `level_name`
[INFO] [stderr]    --> src/main.rs:176:9
[INFO] [stderr]     |
[INFO] [stderr] 176 |     let level_name = arguments.next().ok_or(ParserError::UnexpectedEof)?;
[INFO] [stderr]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_level_name`
[INFO] [stderr] 
[INFO] [stderr] warning: `can_opener` (bin "can_opener" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 29.95s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/can_opener-0b03215cecf12e08)
[INFO] running `Command { std: "docker" "inspect" "dd4624b7af832288d9838c90979dbb7d8d5cdbebe3aad06915b1448562c0662f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd4624b7af832288d9838c90979dbb7d8d5cdbebe3aad06915b1448562c0662f", kill_on_drop: false }`
[INFO] [stdout] dd4624b7af832288d9838c90979dbb7d8d5cdbebe3aad06915b1448562c0662f