[INFO] updating cached repository HamaguRe/fast_sin_cos
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/HamaguRe/fast_sin_cos
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/HamaguRe/fast_sin_cos" "work/ex/beta-1.38-1/sources/1.37.0/gh/HamaguRe/fast_sin_cos"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/HamaguRe/fast_sin_cos'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/HamaguRe/fast_sin_cos" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/HamaguRe/fast_sin_cos"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/HamaguRe/fast_sin_cos'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cc29d4aeca9efe475af059ba8d38f125d3633581
[INFO] sha for GitHub repo HamaguRe/fast_sin_cos: cc29d4aeca9efe475af059ba8d38f125d3633581
[INFO] validating manifest of HamaguRe/fast_sin_cos 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 HamaguRe/fast_sin_cos 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 HamaguRe/fast_sin_cos
[INFO] finished frobbing HamaguRe/fast_sin_cos
[INFO] frobbed toml for HamaguRe/fast_sin_cos written to work/ex/beta-1.38-1/sources/1.37.0/gh/HamaguRe/fast_sin_cos/Cargo.toml
[INFO] started frobbing HamaguRe/fast_sin_cos
[INFO] finished frobbing HamaguRe/fast_sin_cos
[INFO] frobbed toml for HamaguRe/fast_sin_cos written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/HamaguRe/fast_sin_cos/Cargo.toml
[INFO] crate HamaguRe/fast_sin_cos 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 HamaguRe/fast_sin_cos 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/HamaguRe/fast_sin_cos:/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] 4fdfc0233c7270487c8f85cfcdd6982e797b98e1c26282935d65721f25f07d68
[INFO] running `"docker" "start" "-a" "4fdfc0233c7270487c8f85cfcdd6982e797b98e1c26282935d65721f25f07d68"`
[INFO] [stderr]    Compiling fast_sin_cos v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `fast_cos`
[INFO] [stderr]    --> src/main.rs:202:1
[INFO] [stderr]     |
[INFO] [stderr] 202 | fn fast_cos(x: f64) -> f64 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "4fdfc0233c7270487c8f85cfcdd6982e797b98e1c26282935d65721f25f07d68"`
[INFO] running `"docker" "rm" "-f" "4fdfc0233c7270487c8f85cfcdd6982e797b98e1c26282935d65721f25f07d68"`
[INFO] [stdout] 4fdfc0233c7270487c8f85cfcdd6982e797b98e1c26282935d65721f25f07d68
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/HamaguRe/fast_sin_cos:/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] dd71b9fce6acec2292e4cb49c2461a6417f8ea5e70147f64f8a64b9b7dedb249
[INFO] running `"docker" "start" "-a" "dd71b9fce6acec2292e4cb49c2461a6417f8ea5e70147f64f8a64b9b7dedb249"`
[INFO] [stderr]    Compiling fast_sin_cos v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `fast_cos`
[INFO] [stderr]    --> src/main.rs:202:1
[INFO] [stderr]     |
[INFO] [stderr] 202 | fn fast_cos(x: f64) -> f64 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "dd71b9fce6acec2292e4cb49c2461a6417f8ea5e70147f64f8a64b9b7dedb249"`
[INFO] running `"docker" "rm" "-f" "dd71b9fce6acec2292e4cb49c2461a6417f8ea5e70147f64f8a64b9b7dedb249"`
[INFO] [stdout] dd71b9fce6acec2292e4cb49c2461a6417f8ea5e70147f64f8a64b9b7dedb249
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/HamaguRe/fast_sin_cos:/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] 49a896c85d38a2e3e3aca0a5196f856ad867de057815cd1f28c5ff8d622b1e20
[INFO] running `"docker" "start" "-a" "49a896c85d38a2e3e3aca0a5196f856ad867de057815cd1f28c5ff8d622b1e20"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fast_sin_cos-64cd09fed70275ac
[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" "49a896c85d38a2e3e3aca0a5196f856ad867de057815cd1f28c5ff8d622b1e20"`
[INFO] running `"docker" "rm" "-f" "49a896c85d38a2e3e3aca0a5196f856ad867de057815cd1f28c5ff8d622b1e20"`
[INFO] [stdout] 49a896c85d38a2e3e3aca0a5196f856ad867de057815cd1f28c5ff8d622b1e20