[INFO] updating cached repository supercurio/rust-tokio-signal-help
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/supercurio/rust-tokio-signal-help
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/supercurio/rust-tokio-signal-help" "work/ex/beta-1.38-1/sources/1.37.0/gh/supercurio/rust-tokio-signal-help"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/supercurio/rust-tokio-signal-help'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/supercurio/rust-tokio-signal-help" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/supercurio/rust-tokio-signal-help"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/supercurio/rust-tokio-signal-help'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 33592bb09691f1456ba9909de9263d90fa5e7542
[INFO] sha for GitHub repo supercurio/rust-tokio-signal-help: 33592bb09691f1456ba9909de9263d90fa5e7542
[INFO] validating manifest of supercurio/rust-tokio-signal-help on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of supercurio/rust-tokio-signal-help on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing supercurio/rust-tokio-signal-help
[INFO] finished frobbing supercurio/rust-tokio-signal-help
[INFO] frobbed toml for supercurio/rust-tokio-signal-help written to work/ex/beta-1.38-1/sources/1.37.0/gh/supercurio/rust-tokio-signal-help/Cargo.toml
[INFO] started frobbing supercurio/rust-tokio-signal-help
[INFO] finished frobbing supercurio/rust-tokio-signal-help
[INFO] frobbed toml for supercurio/rust-tokio-signal-help written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/supercurio/rust-tokio-signal-help/Cargo.toml
[INFO] crate supercurio/rust-tokio-signal-help already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing supercurio/rust-tokio-signal-help against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/supercurio/rust-tokio-signal-help:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] cdcb9bb0bb9c630e534bf13bbecb5aa4afca47817870227d57616bbb8dec2fba
[INFO] running `"docker" "start" "-a" "cdcb9bb0bb9c630e534bf13bbecb5aa4afca47817870227d57616bbb8dec2fba"`
[INFO] [stderr]    Compiling iovec v0.1.0
[INFO] [stderr]    Compiling net2 v0.2.27
[INFO] [stderr]    Compiling bytes v0.4.2
[INFO] [stderr]    Compiling mio v0.6.6
[INFO] [stderr]    Compiling tokio-io v0.1.1
[INFO] [stderr]    Compiling tokio-core v0.1.6
[INFO] [stderr]    Compiling mio-uds v0.6.4
[INFO] [stderr]    Compiling tokio-signal v0.1.2
[INFO] [stderr]    Compiling tokio-signal-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `sigterm`
[INFO] [stderr]   --> src/main.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let sigterm = sigint_imp(&core.handle());
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_sigterm`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sigterm_imp`
[INFO] [stderr]   --> src/main.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn sigterm_imp(handle: &Handle) -> IoFuture<IoStream<()>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.70s
[INFO] running `"docker" "inspect" "cdcb9bb0bb9c630e534bf13bbecb5aa4afca47817870227d57616bbb8dec2fba"`
[INFO] running `"docker" "rm" "-f" "cdcb9bb0bb9c630e534bf13bbecb5aa4afca47817870227d57616bbb8dec2fba"`
[INFO] [stdout] cdcb9bb0bb9c630e534bf13bbecb5aa4afca47817870227d57616bbb8dec2fba
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/supercurio/rust-tokio-signal-help:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] f0e65a21ee624d4d491dbf5ace53d94a784a7da1b7cbaa4f0d2d7cc18ce849c2
[INFO] running `"docker" "start" "-a" "f0e65a21ee624d4d491dbf5ace53d94a784a7da1b7cbaa4f0d2d7cc18ce849c2"`
[INFO] [stderr]    Compiling tokio-signal-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `sigterm`
[INFO] [stderr]   --> src/main.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let sigterm = sigint_imp(&core.handle());
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_sigterm`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sigterm_imp`
[INFO] [stderr]   --> src/main.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn sigterm_imp(handle: &Handle) -> IoFuture<IoStream<()>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "f0e65a21ee624d4d491dbf5ace53d94a784a7da1b7cbaa4f0d2d7cc18ce849c2"`
[INFO] running `"docker" "rm" "-f" "f0e65a21ee624d4d491dbf5ace53d94a784a7da1b7cbaa4f0d2d7cc18ce849c2"`
[INFO] [stdout] f0e65a21ee624d4d491dbf5ace53d94a784a7da1b7cbaa4f0d2d7cc18ce849c2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/supercurio/rust-tokio-signal-help:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] e04398eac1a8fa62bcc549394c5368bcf6e60472f9a9651b22cd482940d857b1
[INFO] running `"docker" "start" "-a" "e04398eac1a8fa62bcc549394c5368bcf6e60472f9a9651b22cd482940d857b1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tokio_signal_test-e0cf604d399cb27a
[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" "e04398eac1a8fa62bcc549394c5368bcf6e60472f9a9651b22cd482940d857b1"`
[INFO] running `"docker" "rm" "-f" "e04398eac1a8fa62bcc549394c5368bcf6e60472f9a9651b22cd482940d857b1"`
[INFO] [stdout] e04398eac1a8fa62bcc549394c5368bcf6e60472f9a9651b22cd482940d857b1