[INFO] cloning repository https://github.com/hhoshino0421/RustSampleVariable
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hhoshino0421/RustSampleVariable" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhhoshino0421%2FRustSampleVariable", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhhoshino0421%2FRustSampleVariable'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a822b1f19ab55867410a24d270debe9cc666fc67
[INFO] testing hhoshino0421/RustSampleVariable against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhhoshino0421%2FRustSampleVariable" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hhoshino0421/RustSampleVariable 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/hhoshino0421/RustSampleVariable
[INFO] finished tweaking git repo https://github.com/hhoshino0421/RustSampleVariable
[INFO] tweaked toml for git repo https://github.com/hhoshino0421/RustSampleVariable written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/hhoshino0421/RustSampleVariable 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] b208ac7cb628e5b95ad1face24bcc85159f1e8dea59a93bfa57e243785dd2aa7
[INFO] running `Command { std: "docker" "start" "-a" "b208ac7cb628e5b95ad1face24bcc85159f1e8dea59a93bfa57e243785dd2aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b208ac7cb628e5b95ad1face24bcc85159f1e8dea59a93bfa57e243785dd2aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b208ac7cb628e5b95ad1face24bcc85159f1e8dea59a93bfa57e243785dd2aa7", kill_on_drop: false }`
[INFO] [stdout] b208ac7cb628e5b95ad1face24bcc85159f1e8dea59a93bfa57e243785dd2aa7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] dc021faef1d3d617dd0aa72a717340104c1b9c10c72912e6679226bb09adb39c
[INFO] running `Command { std: "docker" "start" "-a" "dc021faef1d3d617dd0aa72a717340104c1b9c10c72912e6679226bb09adb39c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling variables v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.91s
[INFO] running `Command { std: "docker" "inspect" "dc021faef1d3d617dd0aa72a717340104c1b9c10c72912e6679226bb09adb39c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc021faef1d3d617dd0aa72a717340104c1b9c10c72912e6679226bb09adb39c", kill_on_drop: false }`
[INFO] [stdout] dc021faef1d3d617dd0aa72a717340104c1b9c10c72912e6679226bb09adb39c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 3759b1f8910d09a7df9e3521aaa3fd7638f287d12147dc9c3fb67d1eb6e6f910
[INFO] running `Command { std: "docker" "start" "-a" "3759b1f8910d09a7df9e3521aaa3fd7638f287d12147dc9c3fb67d1eb6e6f910", kill_on_drop: false }`
[INFO] [stderr]    Compiling variables v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "3759b1f8910d09a7df9e3521aaa3fd7638f287d12147dc9c3fb67d1eb6e6f910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3759b1f8910d09a7df9e3521aaa3fd7638f287d12147dc9c3fb67d1eb6e6f910", kill_on_drop: false }`
[INFO] [stdout] 3759b1f8910d09a7df9e3521aaa3fd7638f287d12147dc9c3fb67d1eb6e6f910
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 9c319106f4c7a0ff28200fac90010794e86715ed10ec71f0b2ea0b7e72038355
[INFO] running `Command { std: "docker" "start" "-a" "9c319106f4c7a0ff28200fac90010794e86715ed10ec71f0b2ea0b7e72038355", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/variables-f52178f81450c24a)
[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" "9c319106f4c7a0ff28200fac90010794e86715ed10ec71f0b2ea0b7e72038355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c319106f4c7a0ff28200fac90010794e86715ed10ec71f0b2ea0b7e72038355", kill_on_drop: false }`
[INFO] [stdout] 9c319106f4c7a0ff28200fac90010794e86715ed10ec71f0b2ea0b7e72038355