[INFO] cloning repository https://github.com/moisutsu-playground/gh-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/moisutsu-playground/gh-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoisutsu-playground%2Fgh-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoisutsu-playground%2Fgh-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad4272f5b5a8c167b8372bca5241c60d4c4aa90d
[INFO] testing moisutsu-playground/gh-playground against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoisutsu-playground%2Fgh-playground" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/moisutsu-playground/gh-playground 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/moisutsu-playground/gh-playground
[INFO] finished tweaking git repo https://github.com/moisutsu-playground/gh-playground
[INFO] tweaked toml for git repo https://github.com/moisutsu-playground/gh-playground written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/moisutsu-playground/gh-playground 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 98fd36390a5ad2b37c5ce7919588c7eb43f0cc3fe1acc55c8926d1261bc3c665
[INFO] running `Command { std: "docker" "start" "-a" "98fd36390a5ad2b37c5ce7919588c7eb43f0cc3fe1acc55c8926d1261bc3c665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98fd36390a5ad2b37c5ce7919588c7eb43f0cc3fe1acc55c8926d1261bc3c665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98fd36390a5ad2b37c5ce7919588c7eb43f0cc3fe1acc55c8926d1261bc3c665", kill_on_drop: false }`
[INFO] [stdout] 98fd36390a5ad2b37c5ce7919588c7eb43f0cc3fe1acc55c8926d1261bc3c665
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 1719e2dc1517f29d2af96702a38834617da7f001a655ce23b599538b16af8ea0
[INFO] running `Command { std: "docker" "start" "-a" "1719e2dc1517f29d2af96702a38834617da7f001a655ce23b599538b16af8ea0", kill_on_drop: false }`
[INFO] [stderr]    Compiling gh-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "1719e2dc1517f29d2af96702a38834617da7f001a655ce23b599538b16af8ea0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1719e2dc1517f29d2af96702a38834617da7f001a655ce23b599538b16af8ea0", kill_on_drop: false }`
[INFO] [stdout] 1719e2dc1517f29d2af96702a38834617da7f001a655ce23b599538b16af8ea0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] bbeb0473eb30a829d9fa56e98968d2c96ba44be4f225a6a0c8ed883bf2b482f7
[INFO] running `Command { std: "docker" "start" "-a" "bbeb0473eb30a829d9fa56e98968d2c96ba44be4f225a6a0c8ed883bf2b482f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling gh-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "bbeb0473eb30a829d9fa56e98968d2c96ba44be4f225a6a0c8ed883bf2b482f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbeb0473eb30a829d9fa56e98968d2c96ba44be4f225a6a0c8ed883bf2b482f7", kill_on_drop: false }`
[INFO] [stdout] bbeb0473eb30a829d9fa56e98968d2c96ba44be4f225a6a0c8ed883bf2b482f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] dbe1e20526def54eb2c6bd638455e1fc5918136d6000ab93f3bae4951afd769d
[INFO] running `Command { std: "docker" "start" "-a" "dbe1e20526def54eb2c6bd638455e1fc5918136d6000ab93f3bae4951afd769d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gh_playground-2b7aad472effaaa3)
[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" "dbe1e20526def54eb2c6bd638455e1fc5918136d6000ab93f3bae4951afd769d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbe1e20526def54eb2c6bd638455e1fc5918136d6000ab93f3bae4951afd769d", kill_on_drop: false }`
[INFO] [stdout] dbe1e20526def54eb2c6bd638455e1fc5918136d6000ab93f3bae4951afd769d