[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 try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGreatGodOfFire%2FCell-Machine-can-opener" "/workspace/builds/worker-102/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-102/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GreatGodOfFire/Cell-Machine-can-opener on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-102/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 298e001e06ea234da3fc1fef7f4b0df48f1ac305a84bf23f80c6465119f3b81c
[INFO] running `Command { std: "docker" "start" "-a" "298e001e06ea234da3fc1fef7f4b0df48f1ac305a84bf23f80c6465119f3b81c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "298e001e06ea234da3fc1fef7f4b0df48f1ac305a84bf23f80c6465119f3b81c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "298e001e06ea234da3fc1fef7f4b0df48f1ac305a84bf23f80c6465119f3b81c", kill_on_drop: false }`
[INFO] [stdout] 298e001e06ea234da3fc1fef7f4b0df48f1ac305a84bf23f80c6465119f3b81c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 795b1b178854ec57d76d368b6e6c794040cf0f11d7c49801a0f5a2bfa1a519e7
[INFO] running `Command { std: "docker" "start" "-a" "795b1b178854ec57d76d368b6e6c794040cf0f11d7c49801a0f5a2bfa1a519e7", 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 14.34s
[INFO] running `Command { std: "docker" "inspect" "795b1b178854ec57d76d368b6e6c794040cf0f11d7c49801a0f5a2bfa1a519e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "795b1b178854ec57d76d368b6e6c794040cf0f11d7c49801a0f5a2bfa1a519e7", kill_on_drop: false }`
[INFO] [stdout] 795b1b178854ec57d76d368b6e6c794040cf0f11d7c49801a0f5a2bfa1a519e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0ac6903b3b0a4e4f0a0fb8840659ddcd16698ec80bf1d83e17395177f204ccb
[INFO] running `Command { std: "docker" "start" "-a" "c0ac6903b3b0a4e4f0a0fb8840659ddcd16698ec80bf1d83e17395177f204ccb", 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 2.21s
[INFO] running `Command { std: "docker" "inspect" "c0ac6903b3b0a4e4f0a0fb8840659ddcd16698ec80bf1d83e17395177f204ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0ac6903b3b0a4e4f0a0fb8840659ddcd16698ec80bf1d83e17395177f204ccb", kill_on_drop: false }`
[INFO] [stdout] c0ac6903b3b0a4e4f0a0fb8840659ddcd16698ec80bf1d83e17395177f204ccb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5169a1dc523744dfdf4868f86aab9ceee5652a1799274e449e42e78f9e49fd75
[INFO] running `Command { std: "docker" "start" "-a" "5169a1dc523744dfdf4868f86aab9ceee5652a1799274e449e42e78f9e49fd75", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `tutorial_text`
[INFO] [stderr]    --> src/main.rs:175:9
[INFO] [stderr]     |
[INFO] [stderr] 175 |     let tutorial_text = arguments.next().ok_or(ParserError::UnexpectedEof)?;
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tutorial_text`
[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 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/can_opener-3bbd7dbb7a4f0fa6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5169a1dc523744dfdf4868f86aab9ceee5652a1799274e449e42e78f9e49fd75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5169a1dc523744dfdf4868f86aab9ceee5652a1799274e449e42e78f9e49fd75", kill_on_drop: false }`
[INFO] [stdout] 5169a1dc523744dfdf4868f86aab9ceee5652a1799274e449e42e78f9e49fd75