[INFO] updating cached repository https://github.com/ThomasHertleif/cluster-heist
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3bcf3cb67c37632d70f0628fed38a6ff82e939b8
[INFO] testing ThomasHertleif/cluster-heist against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FThomasHertleif%2Fcluster-heist" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ThomasHertleif/cluster-heist on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ThomasHertleif/cluster-heist
[INFO] finished tweaking git repo https://github.com/ThomasHertleif/cluster-heist
[INFO] tweaked toml for git repo https://github.com/ThomasHertleif/cluster-heist written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ThomasHertleif/cluster-heist already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] ab030a7d0c15c0b9fb6ef8446222899296a1e5a580e8013439b82747a6497a8f
[INFO] running `"docker" "start" "-a" "ab030a7d0c15c0b9fb6ef8446222899296a1e5a580e8013439b82747a6497a8f"`
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]    Compiling slab v0.1.3
[INFO] [stderr]    Compiling bytes v0.3.0
[INFO] [stderr]    Compiling serde v1.0.53
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling inotify v0.3.0
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling filetime v0.1.15
[INFO] [stderr]    Compiling bytes v0.4.7
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling syn v0.13.7
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling walkdir v2.1.4
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.1
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling http v0.1.5
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling simple-server v0.3.0
[INFO] [stderr]    Compiling notify v4.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.53
[INFO] [stderr]    Compiling serde_json v1.0.17
[INFO] [stderr]    Compiling cluster-heist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `DirEntry`
[INFO] [stderr]   --> src/main.rs:60:25
[INFO] [stderr]    |
[INFO] [stderr] 60 |     use std::fs::{self, DirEntry};
[INFO] [stderr]    |                         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     t.join();
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.48s
[INFO] running `"docker" "inspect" "ab030a7d0c15c0b9fb6ef8446222899296a1e5a580e8013439b82747a6497a8f"`
[INFO] running `"docker" "rm" "-f" "ab030a7d0c15c0b9fb6ef8446222899296a1e5a580e8013439b82747a6497a8f"`
[INFO] [stdout] ab030a7d0c15c0b9fb6ef8446222899296a1e5a580e8013439b82747a6497a8f
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9bd3483b1479f8a0731e1e35416173165430d80a196642bd0705ee12e918caa7
[INFO] running `"docker" "start" "-a" "9bd3483b1479f8a0731e1e35416173165430d80a196642bd0705ee12e918caa7"`
[INFO] [stderr]    Compiling cluster-heist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `DirEntry`
[INFO] [stderr]   --> src/main.rs:60:25
[INFO] [stderr]    |
[INFO] [stderr] 60 |     use std::fs::{self, DirEntry};
[INFO] [stderr]    |                         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     t.join();
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `"docker" "inspect" "9bd3483b1479f8a0731e1e35416173165430d80a196642bd0705ee12e918caa7"`
[INFO] running `"docker" "rm" "-f" "9bd3483b1479f8a0731e1e35416173165430d80a196642bd0705ee12e918caa7"`
[INFO] [stdout] 9bd3483b1479f8a0731e1e35416173165430d80a196642bd0705ee12e918caa7
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 598fc57a6b3b0068ae1b073c7984fd4419ba3db510913adad7aa2e4504f46a27
[INFO] running `"docker" "start" "-a" "598fc57a6b3b0068ae1b073c7984fd4419ba3db510913adad7aa2e4504f46a27"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cluster_heist-a39397f5725fcd8b
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "598fc57a6b3b0068ae1b073c7984fd4419ba3db510913adad7aa2e4504f46a27"`
[INFO] running `"docker" "rm" "-f" "598fc57a6b3b0068ae1b073c7984fd4419ba3db510913adad7aa2e4504f46a27"`
[INFO] [stdout] 598fc57a6b3b0068ae1b073c7984fd4419ba3db510913adad7aa2e4504f46a27