[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 1.60.0 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 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1de40d415b4a9e78b4482dca21ac557968eed6d5d106e0ed08450f247af0ea7
[INFO] running `Command { std: "docker" "start" "-a" "b1de40d415b4a9e78b4482dca21ac557968eed6d5d106e0ed08450f247af0ea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1de40d415b4a9e78b4482dca21ac557968eed6d5d106e0ed08450f247af0ea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1de40d415b4a9e78b4482dca21ac557968eed6d5d106e0ed08450f247af0ea7", kill_on_drop: false }`
[INFO] [stdout] b1de40d415b4a9e78b4482dca21ac557968eed6d5d106e0ed08450f247af0ea7
[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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 694809e7e3b6e2267af55838a93417af6ac9ef0763e68b9b2a7849b57209ba34
[INFO] running `Command { std: "docker" "start" "-a" "694809e7e3b6e2267af55838a93417af6ac9ef0763e68b9b2a7849b57209ba34", 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 19.49s
[INFO] running `Command { std: "docker" "inspect" "694809e7e3b6e2267af55838a93417af6ac9ef0763e68b9b2a7849b57209ba34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "694809e7e3b6e2267af55838a93417af6ac9ef0763e68b9b2a7849b57209ba34", kill_on_drop: false }`
[INFO] [stdout] 694809e7e3b6e2267af55838a93417af6ac9ef0763e68b9b2a7849b57209ba34
[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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fdcff4db0cd68d693f1b9b7eecf8d3bd9fd3fb26bc42c5d69168cfeccc24724
[INFO] running `Command { std: "docker" "start" "-a" "4fdcff4db0cd68d693f1b9b7eecf8d3bd9fd3fb26bc42c5d69168cfeccc24724", kill_on_drop: false }`
[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 0.56s
[INFO] running `Command { std: "docker" "inspect" "4fdcff4db0cd68d693f1b9b7eecf8d3bd9fd3fb26bc42c5d69168cfeccc24724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fdcff4db0cd68d693f1b9b7eecf8d3bd9fd3fb26bc42c5d69168cfeccc24724", kill_on_drop: false }`
[INFO] [stdout] 4fdcff4db0cd68d693f1b9b7eecf8d3bd9fd3fb26bc42c5d69168cfeccc24724
[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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 440ca3515557095746fb9e8d647736ab61afba8b2f8211e4b3e14de60a6bc79f
[INFO] running `Command { std: "docker" "start" "-a" "440ca3515557095746fb9e8d647736ab61afba8b2f8211e4b3e14de60a6bc79f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 3.29s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/can_opener-ad1ecd1d79e1ee35)
[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" "440ca3515557095746fb9e8d647736ab61afba8b2f8211e4b3e14de60a6bc79f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "440ca3515557095746fb9e8d647736ab61afba8b2f8211e4b3e14de60a6bc79f", kill_on_drop: false }`
[INFO] [stdout] 440ca3515557095746fb9e8d647736ab61afba8b2f8211e4b3e14de60a6bc79f