[INFO] cloning repository https://github.com/MingweiSamuel/spinach
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MingweiSamuel/spinach" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMingweiSamuel%2Fspinach", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMingweiSamuel%2Fspinach'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1be4c1bdf686b3f74b9efcdd2172bae30eea281e
[INFO] checking MingweiSamuel/spinach against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMingweiSamuel%2Fspinach" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MingweiSamuel/spinach on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MingweiSamuel/spinach
[INFO] finished tweaking git repo https://github.com/MingweiSamuel/spinach
[INFO] tweaked toml for git repo https://github.com/MingweiSamuel/spinach written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/MingweiSamuel/spinach already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 214491baa5682088d190b80f1ccea2d349e7babd99a8482b34da838e1a0c9122
[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" "214491baa5682088d190b80f1ccea2d349e7babd99a8482b34da838e1a0c9122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "214491baa5682088d190b80f1ccea2d349e7babd99a8482b34da838e1a0c9122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "214491baa5682088d190b80f1ccea2d349e7babd99a8482b34da838e1a0c9122", kill_on_drop: false }`
[INFO] [stdout] 214491baa5682088d190b80f1ccea2d349e7babd99a8482b34da838e1a0c9122
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 254264c5ee6d4cd453a2256b83b60e588df2c2baebbb3ba81f657280ea8d79ca
[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" "254264c5ee6d4cd453a2256b83b60e588df2c2baebbb3ba81f657280ea8d79ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling tokio v0.3.3
[INFO] [stderr]    Compiling tokio-macros v0.3.1
[INFO] [stderr]     Checking spinach v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `MpscPipe`
[INFO] [stdout]  --> tests/test.rs:3:108
[INFO] [stdout]   |
[INFO] [stdout] 3 | use spinach::pipes::{ UnaryFn, Pipe, MovePipe, SplitPipe, LatticePipe, NullPipe, DebugPipe, MapFilterPipe, MpscPipe };
[INFO] [stdout]   |                                                                                                            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Pipe`
[INFO] [stdout]  --> tests/test.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | use spinach::pipes::{ UnaryFn, Pipe, MovePipe, SplitPipe, LatticePipe, NullPipe, DebugPipe, MapFilterPipe, MpscPipe };
[INFO] [stdout]   |                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.99s
[INFO] running `Command { std: "docker" "inspect" "254264c5ee6d4cd453a2256b83b60e588df2c2baebbb3ba81f657280ea8d79ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "254264c5ee6d4cd453a2256b83b60e588df2c2baebbb3ba81f657280ea8d79ca", kill_on_drop: false }`
[INFO] [stdout] 254264c5ee6d4cd453a2256b83b60e588df2c2baebbb3ba81f657280ea8d79ca