[INFO] cloning repository https://github.com/kiran-thilak/reverse-string
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kiran-thilak/reverse-string" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkiran-thilak%2Freverse-string", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkiran-thilak%2Freverse-string'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec0bf75cd9d0aac556a22c2e57db955cf7d42af5
[INFO] testing kiran-thilak/reverse-string against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkiran-thilak%2Freverse-string" "/workspace/builds/worker-54/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-54/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kiran-thilak/reverse-string 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/kiran-thilak/reverse-string
[INFO] finished tweaking git repo https://github.com/kiran-thilak/reverse-string
[INFO] tweaked toml for git repo https://github.com/kiran-thilak/reverse-string written to /workspace/builds/worker-54/source/Cargo.toml
[INFO] crate git repo https://github.com/kiran-thilak/reverse-string 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] [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-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] 98556ed58ec46aa017dd45dd9ffe3ff0e72e26d73c89cc76c22854e6169944f7
[INFO] running `Command { std: "docker" "start" "-a" "98556ed58ec46aa017dd45dd9ffe3ff0e72e26d73c89cc76c22854e6169944f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98556ed58ec46aa017dd45dd9ffe3ff0e72e26d73c89cc76c22854e6169944f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98556ed58ec46aa017dd45dd9ffe3ff0e72e26d73c89cc76c22854e6169944f7", kill_on_drop: false }`
[INFO] [stdout] 98556ed58ec46aa017dd45dd9ffe3ff0e72e26d73c89cc76c22854e6169944f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] fcf93358d73464bfd16a86b8bb98404df0b1a18555f29ff0587c815288776599
[INFO] running `Command { std: "docker" "start" "-a" "fcf93358d73464bfd16a86b8bb98404df0b1a18555f29ff0587c815288776599", kill_on_drop: false }`
[INFO] [stderr]    Compiling reverse_string v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "fcf93358d73464bfd16a86b8bb98404df0b1a18555f29ff0587c815288776599", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcf93358d73464bfd16a86b8bb98404df0b1a18555f29ff0587c815288776599", kill_on_drop: false }`
[INFO] [stdout] fcf93358d73464bfd16a86b8bb98404df0b1a18555f29ff0587c815288776599
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] d1da9feb64fced2f5ee460f1c69762ecda8e18f2add5b861903e804a8b8f2f94
[INFO] running `Command { std: "docker" "start" "-a" "d1da9feb64fced2f5ee460f1c69762ecda8e18f2add5b861903e804a8b8f2f94", kill_on_drop: false }`
[INFO] [stderr]    Compiling reverse_string v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "d1da9feb64fced2f5ee460f1c69762ecda8e18f2add5b861903e804a8b8f2f94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1da9feb64fced2f5ee460f1c69762ecda8e18f2add5b861903e804a8b8f2f94", kill_on_drop: false }`
[INFO] [stdout] d1da9feb64fced2f5ee460f1c69762ecda8e18f2add5b861903e804a8b8f2f94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] b1f7aa7373ce079f759e84e0d1e4c681fda3847614b65385f6f57e8869d01638
[INFO] running `Command { std: "docker" "start" "-a" "b1f7aa7373ce079f759e84e0d1e4c681fda3847614b65385f6f57e8869d01638", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/reverse_string-5c10b3df9336c73e)
[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" "b1f7aa7373ce079f759e84e0d1e4c681fda3847614b65385f6f57e8869d01638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1f7aa7373ce079f759e84e0d1e4c681fda3847614b65385f6f57e8869d01638", kill_on_drop: false }`
[INFO] [stdout] b1f7aa7373ce079f759e84e0d1e4c681fda3847614b65385f6f57e8869d01638