[INFO] cloning repository https://github.com/gallowstree/dancing-letters
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gallowstree/dancing-letters" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgallowstree%2Fdancing-letters", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgallowstree%2Fdancing-letters'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02b98e2defcebafece1de4290fe7c2894863b629
[INFO] testing gallowstree/dancing-letters against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgallowstree%2Fdancing-letters" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gallowstree/dancing-letters on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gallowstree/dancing-letters
[INFO] finished tweaking git repo https://github.com/gallowstree/dancing-letters
[INFO] tweaked toml for git repo https://github.com/gallowstree/dancing-letters written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/gallowstree/dancing-letters already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4833e244a71f78104ca601050c64e9a7d4366205b4b793f1532e557d41f9a7f9
[INFO] running `Command { std: "docker" "start" "-a" "4833e244a71f78104ca601050c64e9a7d4366205b4b793f1532e557d41f9a7f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4833e244a71f78104ca601050c64e9a7d4366205b4b793f1532e557d41f9a7f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4833e244a71f78104ca601050c64e9a7d4366205b4b793f1532e557d41f9a7f9", kill_on_drop: false }`
[INFO] [stdout] 4833e244a71f78104ca601050c64e9a7d4366205b4b793f1532e557d41f9a7f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b532a783aaa01a482bab55f5fbe64e5b1ce846dca91823b6b920dbab94f03a80
[INFO] running `Command { std: "docker" "start" "-a" "b532a783aaa01a482bab55f5fbe64e5b1ce846dca91823b6b920dbab94f03a80", kill_on_drop: false }`
[INFO] [stderr]    Compiling dancing-letters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "b532a783aaa01a482bab55f5fbe64e5b1ce846dca91823b6b920dbab94f03a80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b532a783aaa01a482bab55f5fbe64e5b1ce846dca91823b6b920dbab94f03a80", kill_on_drop: false }`
[INFO] [stdout] b532a783aaa01a482bab55f5fbe64e5b1ce846dca91823b6b920dbab94f03a80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0212ea4403c2c2efaa28323a460da97c9264a6169538d90e194648af8f4815fd
[INFO] running `Command { std: "docker" "start" "-a" "0212ea4403c2c2efaa28323a460da97c9264a6169538d90e194648af8f4815fd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dancing-letters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.24s
[INFO] running `Command { std: "docker" "inspect" "0212ea4403c2c2efaa28323a460da97c9264a6169538d90e194648af8f4815fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0212ea4403c2c2efaa28323a460da97c9264a6169538d90e194648af8f4815fd", kill_on_drop: false }`
[INFO] [stdout] 0212ea4403c2c2efaa28323a460da97c9264a6169538d90e194648af8f4815fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4b4063116090ad6e62ee435c39ce5fec4c4c82478bd4848b1831ea712410b6be
[INFO] running `Command { std: "docker" "start" "-a" "4b4063116090ad6e62ee435c39ce5fec4c4c82478bd4848b1831ea712410b6be", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dancing_letters-e0512e8029854fef)
[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" "4b4063116090ad6e62ee435c39ce5fec4c4c82478bd4848b1831ea712410b6be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b4063116090ad6e62ee435c39ce5fec4c4c82478bd4848b1831ea712410b6be", kill_on_drop: false }`
[INFO] [stdout] 4b4063116090ad6e62ee435c39ce5fec4c4c82478bd4848b1831ea712410b6be