[INFO] cloning repository https://github.com/debruinf/rewind
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/debruinf/rewind" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdebruinf%2Frewind", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdebruinf%2Frewind'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4d60152dad9eaa09d8cdf829738fec96cb1f9ac8
[INFO] testing debruinf/rewind against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdebruinf%2Frewind" "/workspace/builds/worker-45/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-45/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/debruinf/rewind 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/debruinf/rewind
[INFO] finished tweaking git repo https://github.com/debruinf/rewind
[INFO] tweaked toml for git repo https://github.com/debruinf/rewind written to /workspace/builds/worker-45/source/Cargo.toml
[INFO] crate git repo https://github.com/debruinf/rewind 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] [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-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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] 118e85bc53d64589c466dc7e8dc20b88811f7166f49eedd19b9b10fdcdc59814
[INFO] running `Command { std: "docker" "start" "-a" "118e85bc53d64589c466dc7e8dc20b88811f7166f49eedd19b9b10fdcdc59814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "118e85bc53d64589c466dc7e8dc20b88811f7166f49eedd19b9b10fdcdc59814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "118e85bc53d64589c466dc7e8dc20b88811f7166f49eedd19b9b10fdcdc59814", kill_on_drop: false }`
[INFO] [stdout] 118e85bc53d64589c466dc7e8dc20b88811f7166f49eedd19b9b10fdcdc59814
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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] 03c3e0ab04db30f0e0f11ec939a115a207c7ea2961aeb6017218e50bc1ecea77
[INFO] running `Command { std: "docker" "start" "-a" "03c3e0ab04db30f0e0f11ec939a115a207c7ea2961aeb6017218e50bc1ecea77", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rewind v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.61s
[INFO] running `Command { std: "docker" "inspect" "03c3e0ab04db30f0e0f11ec939a115a207c7ea2961aeb6017218e50bc1ecea77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03c3e0ab04db30f0e0f11ec939a115a207c7ea2961aeb6017218e50bc1ecea77", kill_on_drop: false }`
[INFO] [stdout] 03c3e0ab04db30f0e0f11ec939a115a207c7ea2961aeb6017218e50bc1ecea77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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] 218960a40b7009fffc7cfb7ee4b55c112010d19de58bbda73be9aaddad9079d5
[INFO] running `Command { std: "docker" "start" "-a" "218960a40b7009fffc7cfb7ee4b55c112010d19de58bbda73be9aaddad9079d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rewind v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "218960a40b7009fffc7cfb7ee4b55c112010d19de58bbda73be9aaddad9079d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "218960a40b7009fffc7cfb7ee4b55c112010d19de58bbda73be9aaddad9079d5", kill_on_drop: false }`
[INFO] [stdout] 218960a40b7009fffc7cfb7ee4b55c112010d19de58bbda73be9aaddad9079d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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] 910037a59c130b1605358d13f9ff42d26f992b58d51e2ed0259465418db1f56f
[INFO] running `Command { std: "docker" "start" "-a" "910037a59c130b1605358d13f9ff42d26f992b58d51e2ed0259465418db1f56f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rewind-7ec09dd358f3e100)
[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" "910037a59c130b1605358d13f9ff42d26f992b58d51e2ed0259465418db1f56f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "910037a59c130b1605358d13f9ff42d26f992b58d51e2ed0259465418db1f56f", kill_on_drop: false }`
[INFO] [stdout] 910037a59c130b1605358d13f9ff42d26f992b58d51e2ed0259465418db1f56f