[INFO] cloning repository https://github.com/uhyo/strinfer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uhyo/strinfer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuhyo%2Fstrinfer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuhyo%2Fstrinfer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 32ae80857cea4c40728f4bbca214864fb312afa3
[INFO] testing uhyo/strinfer against 1.52.1 for beta-1.52-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuhyo%2Fstrinfer" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/uhyo/strinfer on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/uhyo/strinfer
[INFO] finished tweaking git repo https://github.com/uhyo/strinfer
[INFO] tweaked toml for git repo https://github.com/uhyo/strinfer written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/uhyo/strinfer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8228ffe7a7beb766c8481895a442dce8ccecc93a3234dcc6342794eb9f1ceafb
[INFO] running `Command { std: "docker" "start" "-a" "8228ffe7a7beb766c8481895a442dce8ccecc93a3234dcc6342794eb9f1ceafb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8228ffe7a7beb766c8481895a442dce8ccecc93a3234dcc6342794eb9f1ceafb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8228ffe7a7beb766c8481895a442dce8ccecc93a3234dcc6342794eb9f1ceafb", kill_on_drop: false }`
[INFO] [stdout] 8228ffe7a7beb766c8481895a442dce8ccecc93a3234dcc6342794eb9f1ceafb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 43f8ae1e97f39d78a64c85df4fa222a1ae1202ab0571b1b4316da8d955ebd19d
[INFO] running `Command { std: "docker" "start" "-a" "43f8ae1e97f39d78a64c85df4fa222a1ae1202ab0571b1b4316da8d955ebd19d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling strinfer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.62s
[INFO] running `Command { std: "docker" "inspect" "43f8ae1e97f39d78a64c85df4fa222a1ae1202ab0571b1b4316da8d955ebd19d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43f8ae1e97f39d78a64c85df4fa222a1ae1202ab0571b1b4316da8d955ebd19d", kill_on_drop: false }`
[INFO] [stdout] 43f8ae1e97f39d78a64c85df4fa222a1ae1202ab0571b1b4316da8d955ebd19d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 341c3783e1fccdc02646f6744e903546aab16db2be7c21df47a283d7a85553e8
[INFO] running `Command { std: "docker" "start" "-a" "341c3783e1fccdc02646f6744e903546aab16db2be7c21df47a283d7a85553e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling strinfer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "341c3783e1fccdc02646f6744e903546aab16db2be7c21df47a283d7a85553e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "341c3783e1fccdc02646f6744e903546aab16db2be7c21df47a283d7a85553e8", kill_on_drop: false }`
[INFO] [stdout] 341c3783e1fccdc02646f6744e903546aab16db2be7c21df47a283d7a85553e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 41069b62e23c0c901dc16e09f8a848c806be87ec5da1b3d023bb8f29f91d3de3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "41069b62e23c0c901dc16e09f8a848c806be87ec5da1b3d023bb8f29f91d3de3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/strinfer-67643bd2ca3085c5)
[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" "41069b62e23c0c901dc16e09f8a848c806be87ec5da1b3d023bb8f29f91d3de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41069b62e23c0c901dc16e09f8a848c806be87ec5da1b3d023bb8f29f91d3de3", kill_on_drop: false }`
[INFO] [stdout] 41069b62e23c0c901dc16e09f8a848c806be87ec5da1b3d023bb8f29f91d3de3