[INFO] cloning repository https://github.com/casey/stunner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/casey/stunner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Fstunner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Fstunner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7cac0b7974e6d66c5a1e5316bc79bc46a0477b6e
[INFO] testing casey/stunner against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Fstunner" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/casey/stunner on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/casey/stunner
[INFO] finished tweaking git repo https://github.com/casey/stunner
[INFO] tweaked toml for git repo https://github.com/casey/stunner written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/casey/stunner already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 720a3aa972ea53402fc258335d9c15f84b1971655727918543599433e90da941
[INFO] running `Command { std: "docker" "start" "-a" "720a3aa972ea53402fc258335d9c15f84b1971655727918543599433e90da941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "720a3aa972ea53402fc258335d9c15f84b1971655727918543599433e90da941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "720a3aa972ea53402fc258335d9c15f84b1971655727918543599433e90da941", kill_on_drop: false }`
[INFO] [stdout] 720a3aa972ea53402fc258335d9c15f84b1971655727918543599433e90da941
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53d616dcad4ff47f358b23ba55877de015a8372b0192be35634113096e78c739
[INFO] running `Command { std: "docker" "start" "-a" "53d616dcad4ff47f358b23ba55877de015a8372b0192be35634113096e78c739", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stunner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "53d616dcad4ff47f358b23ba55877de015a8372b0192be35634113096e78c739", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53d616dcad4ff47f358b23ba55877de015a8372b0192be35634113096e78c739", kill_on_drop: false }`
[INFO] [stdout] 53d616dcad4ff47f358b23ba55877de015a8372b0192be35634113096e78c739
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0972b623d62101706b482be8471b79efbea2163dfde8b84bc98585414094a211
[INFO] running `Command { std: "docker" "start" "-a" "0972b623d62101706b482be8471b79efbea2163dfde8b84bc98585414094a211", kill_on_drop: false }`
[INFO] [stderr]    Compiling stunner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "0972b623d62101706b482be8471b79efbea2163dfde8b84bc98585414094a211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0972b623d62101706b482be8471b79efbea2163dfde8b84bc98585414094a211", kill_on_drop: false }`
[INFO] [stdout] 0972b623d62101706b482be8471b79efbea2163dfde8b84bc98585414094a211
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 95e88a9a0b896ec53b682787b6c77f2be321ec47fd59e3bfd66eab50b0a6c24c
[INFO] running `Command { std: "docker" "start" "-a" "95e88a9a0b896ec53b682787b6c77f2be321ec47fd59e3bfd66eab50b0a6c24c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stunner-1f3e843dfd0f4c0d)
[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" "95e88a9a0b896ec53b682787b6c77f2be321ec47fd59e3bfd66eab50b0a6c24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95e88a9a0b896ec53b682787b6c77f2be321ec47fd59e3bfd66eab50b0a6c24c", kill_on_drop: false }`
[INFO] [stdout] 95e88a9a0b896ec53b682787b6c77f2be321ec47fd59e3bfd66eab50b0a6c24c