[INFO] cloning repository https://github.com/murphym18/rust-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/murphym18/rust-reverse-string" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmurphym18%2Frust-reverse-string", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmurphym18%2Frust-reverse-string'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b0717d7f8acbf828748558023cf782ffd58dadb
[INFO] testing murphym18/rust-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%2Fmurphym18%2Frust-reverse-string" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/murphym18/rust-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/murphym18/rust-reverse-string
[INFO] finished tweaking git repo https://github.com/murphym18/rust-reverse-string
[INFO] tweaked toml for git repo https://github.com/murphym18/rust-reverse-string written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/murphym18/rust-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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 375c2499d417a4debb515b49777f1656a4b163a173a9a4c400843f9b65ed2db1
[INFO] running `Command { std: "docker" "start" "-a" "375c2499d417a4debb515b49777f1656a4b163a173a9a4c400843f9b65ed2db1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "375c2499d417a4debb515b49777f1656a4b163a173a9a4c400843f9b65ed2db1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "375c2499d417a4debb515b49777f1656a4b163a173a9a4c400843f9b65ed2db1", kill_on_drop: false }`
[INFO] [stdout] 375c2499d417a4debb515b49777f1656a4b163a173a9a4c400843f9b65ed2db1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 554d15fe0429988cffdcfbdc4d86b575395395ebb11f7627f52302db94845073
[INFO] running `Command { std: "docker" "start" "-a" "554d15fe0429988cffdcfbdc4d86b575395395ebb11f7627f52302db94845073", kill_on_drop: false }`
[INFO] [stderr]    Compiling reverse_string v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "554d15fe0429988cffdcfbdc4d86b575395395ebb11f7627f52302db94845073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "554d15fe0429988cffdcfbdc4d86b575395395ebb11f7627f52302db94845073", kill_on_drop: false }`
[INFO] [stdout] 554d15fe0429988cffdcfbdc4d86b575395395ebb11f7627f52302db94845073
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] aae8748904303336dea0b021a9dbc48b48c4df704e2e8098d7f0a799b9cc0768
[INFO] running `Command { std: "docker" "start" "-a" "aae8748904303336dea0b021a9dbc48b48c4df704e2e8098d7f0a799b9cc0768", kill_on_drop: false }`
[INFO] [stderr]    Compiling reverse_string v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "aae8748904303336dea0b021a9dbc48b48c4df704e2e8098d7f0a799b9cc0768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aae8748904303336dea0b021a9dbc48b48c4df704e2e8098d7f0a799b9cc0768", kill_on_drop: false }`
[INFO] [stdout] aae8748904303336dea0b021a9dbc48b48c4df704e2e8098d7f0a799b9cc0768
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 3bc94105436a1459ae04846f5fcac7b7f4f98c386dd5af8e478f6c3708b74232
[INFO] running `Command { std: "docker" "start" "-a" "3bc94105436a1459ae04846f5fcac7b7f4f98c386dd5af8e478f6c3708b74232", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[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" "3bc94105436a1459ae04846f5fcac7b7f4f98c386dd5af8e478f6c3708b74232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bc94105436a1459ae04846f5fcac7b7f4f98c386dd5af8e478f6c3708b74232", kill_on_drop: false }`
[INFO] [stdout] 3bc94105436a1459ae04846f5fcac7b7f4f98c386dd5af8e478f6c3708b74232