[INFO] updating cached repository https://github.com/matklad/select-2018
[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] 4f7f654a49c6637224c4b01c171d6ce79c5f16f9
[INFO] testing matklad/select-2018 against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatklad%2Fselect-2018" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matklad/select-2018 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/matklad/select-2018
[INFO] finished tweaking git repo https://github.com/matklad/select-2018
[INFO] tweaked toml for git repo https://github.com/matklad/select-2018 written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/matklad/select-2018 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] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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] 126aa3725e48623751df10d2005c0a03f52c025d3302d11620c26ba1a43fcd1b
[INFO] running `"docker" "start" "-a" "126aa3725e48623751df10d2005c0a03f52c025d3302d11620c26ba1a43fcd1b"`
[INFO] [stderr]    Compiling crossbeam-utils v0.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.0
[INFO] [stderr]    Compiling crossbeam-channel v0.2.2
[INFO] [stderr]    Compiling macro_select v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: struct is never constructed: `ConcurrentJob`
[INFO] [stderr]  --> src/concurrency.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct ConcurrentJob {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `wait_for_all`
[INFO] [stderr]  --> src/concurrency.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn wait_for_all(mut jobs: Vec<ConcurrentJob>,) {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `"docker" "inspect" "126aa3725e48623751df10d2005c0a03f52c025d3302d11620c26ba1a43fcd1b"`
[INFO] running `"docker" "rm" "-f" "126aa3725e48623751df10d2005c0a03f52c025d3302d11620c26ba1a43fcd1b"`
[INFO] [stdout] 126aa3725e48623751df10d2005c0a03f52c025d3302d11620c26ba1a43fcd1b
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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] 71cf2317528dda293b98a72a5d5ad62ef61316c37a232b57a1fc7bee929accc7
[INFO] running `"docker" "start" "-a" "71cf2317528dda293b98a72a5d5ad62ef61316c37a232b57a1fc7bee929accc7"`
[INFO] [stderr]    Compiling macro_select v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: struct is never constructed: `ConcurrentJob`
[INFO] [stderr]  --> src/concurrency.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct ConcurrentJob {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `wait_for_all`
[INFO] [stderr]  --> src/concurrency.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn wait_for_all(mut jobs: Vec<ConcurrentJob>,) {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "71cf2317528dda293b98a72a5d5ad62ef61316c37a232b57a1fc7bee929accc7"`
[INFO] running `"docker" "rm" "-f" "71cf2317528dda293b98a72a5d5ad62ef61316c37a232b57a1fc7bee929accc7"`
[INFO] [stdout] 71cf2317528dda293b98a72a5d5ad62ef61316c37a232b57a1fc7bee929accc7
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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] b7c799cbf9cba50e6831ad4e5d6862ad17f2c7a50f96159dce3573e8deddbd87
[INFO] running `"docker" "start" "-a" "b7c799cbf9cba50e6831ad4e5d6862ad17f2c7a50f96159dce3573e8deddbd87"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/macro_select-e0f514621727da57
[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" "b7c799cbf9cba50e6831ad4e5d6862ad17f2c7a50f96159dce3573e8deddbd87"`
[INFO] running `"docker" "rm" "-f" "b7c799cbf9cba50e6831ad4e5d6862ad17f2c7a50f96159dce3573e8deddbd87"`
[INFO] [stdout] b7c799cbf9cba50e6831ad4e5d6862ad17f2c7a50f96159dce3573e8deddbd87