[INFO] cloning repository https://github.com/dihedral-codes/rust-bin-necks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dihedral-codes/rust-bin-necks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdihedral-codes%2Frust-bin-necks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdihedral-codes%2Frust-bin-necks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f503653d1a3dd90644b5b6acc62782fa9e7ae427
[INFO] testing dihedral-codes/rust-bin-necks 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%2Fdihedral-codes%2Frust-bin-necks" "/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/dihedral-codes/rust-bin-necks 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/dihedral-codes/rust-bin-necks
[INFO] finished tweaking git repo https://github.com/dihedral-codes/rust-bin-necks
[INFO] tweaked toml for git repo https://github.com/dihedral-codes/rust-bin-necks written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/dihedral-codes/rust-bin-necks 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] 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] d894eec00d22623aca056e0aa7a2d0ec9fa153830af9586b0d689f13384d3909
[INFO] running `Command { std: "docker" "start" "-a" "d894eec00d22623aca056e0aa7a2d0ec9fa153830af9586b0d689f13384d3909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d894eec00d22623aca056e0aa7a2d0ec9fa153830af9586b0d689f13384d3909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d894eec00d22623aca056e0aa7a2d0ec9fa153830af9586b0d689f13384d3909", kill_on_drop: false }`
[INFO] [stdout] d894eec00d22623aca056e0aa7a2d0ec9fa153830af9586b0d689f13384d3909
[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] be363cced0c710aa280c9e8129430106cb3f9095635742fcb5cf615205644920
[INFO] running `Command { std: "docker" "start" "-a" "be363cced0c710aa280c9e8129430106cb3f9095635742fcb5cf615205644920", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-bin-necks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "be363cced0c710aa280c9e8129430106cb3f9095635742fcb5cf615205644920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be363cced0c710aa280c9e8129430106cb3f9095635742fcb5cf615205644920", kill_on_drop: false }`
[INFO] [stdout] be363cced0c710aa280c9e8129430106cb3f9095635742fcb5cf615205644920
[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] 4121df44013b5ea74a7cb550bcdee07b9ad7f458962c2b61f6c92ac1546834ab
[INFO] running `Command { std: "docker" "start" "-a" "4121df44013b5ea74a7cb550bcdee07b9ad7f458962c2b61f6c92ac1546834ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-bin-necks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "4121df44013b5ea74a7cb550bcdee07b9ad7f458962c2b61f6c92ac1546834ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4121df44013b5ea74a7cb550bcdee07b9ad7f458962c2b61f6c92ac1546834ab", kill_on_drop: false }`
[INFO] [stdout] 4121df44013b5ea74a7cb550bcdee07b9ad7f458962c2b61f6c92ac1546834ab
[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] a0b303b85f8aaf3f68634f584e05e15dc159e5f0c535538fb7f1f5f65a319126
[INFO] running `Command { std: "docker" "start" "-a" "a0b303b85f8aaf3f68634f584e05e15dc159e5f0c535538fb7f1f5f65a319126", 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/rust_bin_necks-cd7c94ddc11e9fb3)
[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" "a0b303b85f8aaf3f68634f584e05e15dc159e5f0c535538fb7f1f5f65a319126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0b303b85f8aaf3f68634f584e05e15dc159e5f0c535538fb7f1f5f65a319126", kill_on_drop: false }`
[INFO] [stdout] a0b303b85f8aaf3f68634f584e05e15dc159e5f0c535538fb7f1f5f65a319126