[INFO] cloning repository https://github.com/seabornlee/args-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seabornlee/args-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseabornlee%2Fargs-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseabornlee%2Fargs-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9600a048abb823812a09362e2bea76a3bd2c3325
[INFO] testing seabornlee/args-rust against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseabornlee%2Fargs-rust" "/workspace/builds/worker-50/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-50/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/seabornlee/args-rust on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/seabornlee/args-rust
[INFO] finished tweaking git repo https://github.com/seabornlee/args-rust
[INFO] tweaked toml for git repo https://github.com/seabornlee/args-rust written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] crate git repo https://github.com/seabornlee/args-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6120515406dafffda59ab69dabe65057f08ebe84f1ed4eee869e3326acf42b5
[INFO] running `Command { std: "docker" "start" "-a" "a6120515406dafffda59ab69dabe65057f08ebe84f1ed4eee869e3326acf42b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6120515406dafffda59ab69dabe65057f08ebe84f1ed4eee869e3326acf42b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6120515406dafffda59ab69dabe65057f08ebe84f1ed4eee869e3326acf42b5", kill_on_drop: false }`
[INFO] [stdout] a6120515406dafffda59ab69dabe65057f08ebe84f1ed4eee869e3326acf42b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c416f56e6f835c18df409db4b4e4876c111bfcc081e6321a5b66dfe157cf652a
[INFO] running `Command { std: "docker" "start" "-a" "c416f56e6f835c18df409db4b4e4876c111bfcc081e6321a5b66dfe157cf652a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling args-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "c416f56e6f835c18df409db4b4e4876c111bfcc081e6321a5b66dfe157cf652a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c416f56e6f835c18df409db4b4e4876c111bfcc081e6321a5b66dfe157cf652a", kill_on_drop: false }`
[INFO] [stdout] c416f56e6f835c18df409db4b4e4876c111bfcc081e6321a5b66dfe157cf652a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64a234759ff6c82abb5f824b3edf7ee69d344e9afd2143b27e36b3fd85d454cc
[INFO] running `Command { std: "docker" "start" "-a" "64a234759ff6c82abb5f824b3edf7ee69d344e9afd2143b27e36b3fd85d454cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling args-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "64a234759ff6c82abb5f824b3edf7ee69d344e9afd2143b27e36b3fd85d454cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64a234759ff6c82abb5f824b3edf7ee69d344e9afd2143b27e36b3fd85d454cc", kill_on_drop: false }`
[INFO] [stdout] 64a234759ff6c82abb5f824b3edf7ee69d344e9afd2143b27e36b3fd85d454cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 58e2cb8e3a23119587b7e21c99820fc457e1c38bc376a9bfdd8b1bf084384018
[INFO] running `Command { std: "docker" "start" "-a" "58e2cb8e3a23119587b7e21c99820fc457e1c38bc376a9bfdd8b1bf084384018", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/args_rust-a0ba90375c628aa0)
[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" "58e2cb8e3a23119587b7e21c99820fc457e1c38bc376a9bfdd8b1bf084384018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58e2cb8e3a23119587b7e21c99820fc457e1c38bc376a9bfdd8b1bf084384018", kill_on_drop: false }`
[INFO] [stdout] 58e2cb8e3a23119587b7e21c99820fc457e1c38bc376a9bfdd8b1bf084384018