[INFO] cloning repository https://github.com/allknowingfrog/stalk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/allknowingfrog/stalk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fallknowingfrog%2Fstalk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fallknowingfrog%2Fstalk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] edf923ff50f201b1f4e6e8c8f47f624a0b2bcfb4
[INFO] testing allknowingfrog/stalk against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fallknowingfrog%2Fstalk" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/allknowingfrog/stalk 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/allknowingfrog/stalk
[INFO] finished tweaking git repo https://github.com/allknowingfrog/stalk
[INFO] tweaked toml for git repo https://github.com/allknowingfrog/stalk written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/allknowingfrog/stalk 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] e80eeeca6f05128cd5befd34f0015efcf4a4a910161f2e056411e1e446aa419e
[INFO] running `Command { std: "docker" "start" "-a" "e80eeeca6f05128cd5befd34f0015efcf4a4a910161f2e056411e1e446aa419e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e80eeeca6f05128cd5befd34f0015efcf4a4a910161f2e056411e1e446aa419e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e80eeeca6f05128cd5befd34f0015efcf4a4a910161f2e056411e1e446aa419e", kill_on_drop: false }`
[INFO] [stdout] e80eeeca6f05128cd5befd34f0015efcf4a4a910161f2e056411e1e446aa419e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 0e7ad7de8b121dbf386bc87edd76249e4c106a2edf39610d86c543d97e74913e
[INFO] running `Command { std: "docker" "start" "-a" "0e7ad7de8b121dbf386bc87edd76249e4c106a2edf39610d86c543d97e74913e", kill_on_drop: false }`
[INFO] [stderr]    Compiling stalk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "0e7ad7de8b121dbf386bc87edd76249e4c106a2edf39610d86c543d97e74913e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e7ad7de8b121dbf386bc87edd76249e4c106a2edf39610d86c543d97e74913e", kill_on_drop: false }`
[INFO] [stdout] 0e7ad7de8b121dbf386bc87edd76249e4c106a2edf39610d86c543d97e74913e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] ad9ad8a55c42144cb057d769e973f2e4b0c1a1474457d803bf7b1a93bad0c8f5
[INFO] running `Command { std: "docker" "start" "-a" "ad9ad8a55c42144cb057d769e973f2e4b0c1a1474457d803bf7b1a93bad0c8f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling stalk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "ad9ad8a55c42144cb057d769e973f2e4b0c1a1474457d803bf7b1a93bad0c8f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad9ad8a55c42144cb057d769e973f2e4b0c1a1474457d803bf7b1a93bad0c8f5", kill_on_drop: false }`
[INFO] [stdout] ad9ad8a55c42144cb057d769e973f2e4b0c1a1474457d803bf7b1a93bad0c8f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] d23c1c9361f8c2ef1e90d1bc01fe19ed62738bb8a35b6ff17bd72fbe8fb68b7e
[INFO] running `Command { std: "docker" "start" "-a" "d23c1c9361f8c2ef1e90d1bc01fe19ed62738bb8a35b6ff17bd72fbe8fb68b7e", 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/stalk-a2b640cecd836b5c)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stalk-1a4b55f09155b8bb)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    Doc-tests stalk
[INFO] [stdout] 
[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] [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" "d23c1c9361f8c2ef1e90d1bc01fe19ed62738bb8a35b6ff17bd72fbe8fb68b7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d23c1c9361f8c2ef1e90d1bc01fe19ed62738bb8a35b6ff17bd72fbe8fb68b7e", kill_on_drop: false }`
[INFO] [stdout] d23c1c9361f8c2ef1e90d1bc01fe19ed62738bb8a35b6ff17bd72fbe8fb68b7e