[INFO] cloning repository feynmanliang/parallel_pi_mc
[INFO] running `"git" "clone" "--bare" "git://github.com/feynmanliang/parallel_pi_mc.git" "work/cache/sources/gh/feynmanliang/parallel_pi_mc"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/feynmanliang/parallel_pi_mc'...
[INFO] running `"git" "clone" "work/cache/sources/gh/feynmanliang/parallel_pi_mc" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/feynmanliang/parallel_pi_mc"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/feynmanliang/parallel_pi_mc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/feynmanliang/parallel_pi_mc" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/feynmanliang/parallel_pi_mc"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/feynmanliang/parallel_pi_mc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 938a7adc7fcef6d45d6b2abc40ff07b9286fc28c
[INFO] sha for GitHub repo feynmanliang/parallel_pi_mc: 938a7adc7fcef6d45d6b2abc40ff07b9286fc28c
[INFO] validating manifest of feynmanliang/parallel_pi_mc on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of feynmanliang/parallel_pi_mc on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing feynmanliang/parallel_pi_mc
[INFO] finished frobbing feynmanliang/parallel_pi_mc
[INFO] frobbed toml for feynmanliang/parallel_pi_mc written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/feynmanliang/parallel_pi_mc/Cargo.toml
[INFO] started frobbing feynmanliang/parallel_pi_mc
[INFO] finished frobbing feynmanliang/parallel_pi_mc
[INFO] frobbed toml for feynmanliang/parallel_pi_mc written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/feynmanliang/parallel_pi_mc/Cargo.toml
[INFO] crate feynmanliang/parallel_pi_mc already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing feynmanliang/parallel_pi_mc against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/feynmanliang/parallel_pi_mc:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] df0ecb7c396bd0d4e13dffba7e97b9770c1bfc27e2d6c5460882b1e81f00d647
[INFO] running `"docker" "start" "-a" "df0ecb7c396bd0d4e13dffba7e97b9770c1bfc27e2d6c5460882b1e81f00d647"`
[INFO] [stderr]    Compiling libc v0.2.26
[INFO] [stderr]    Compiling num_cpus v1.6.2
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling parallel-pi-mc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.83s
[INFO] running `"docker" "inspect" "df0ecb7c396bd0d4e13dffba7e97b9770c1bfc27e2d6c5460882b1e81f00d647"`
[INFO] running `"docker" "rm" "-f" "df0ecb7c396bd0d4e13dffba7e97b9770c1bfc27e2d6c5460882b1e81f00d647"`
[INFO] [stdout] df0ecb7c396bd0d4e13dffba7e97b9770c1bfc27e2d6c5460882b1e81f00d647
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/feynmanliang/parallel_pi_mc:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6e83ebfbbeef4648f089caf318f06ca150150ef79a2fdf4c95312204041c319f
[INFO] running `"docker" "start" "-a" "6e83ebfbbeef4648f089caf318f06ca150150ef79a2fdf4c95312204041c319f"`
[INFO] [stderr]    Compiling parallel-pi-mc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `"docker" "inspect" "6e83ebfbbeef4648f089caf318f06ca150150ef79a2fdf4c95312204041c319f"`
[INFO] running `"docker" "rm" "-f" "6e83ebfbbeef4648f089caf318f06ca150150ef79a2fdf4c95312204041c319f"`
[INFO] [stdout] 6e83ebfbbeef4648f089caf318f06ca150150ef79a2fdf4c95312204041c319f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/feynmanliang/parallel_pi_mc:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 4954a1126a5c78b1517b263630c9d6831df75aec54c8565fd1a0c2db8b2b76e3
[INFO] running `"docker" "start" "-a" "4954a1126a5c78b1517b263630c9d6831df75aec54c8565fd1a0c2db8b2b76e3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/parallel_pi_mc-5b656f5e241f1e7a
[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] [stderr]      Running /opt/crater/target/debug/deps/parallel_pi_mc-dd5f511819302b45
[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] [stderr]    Doc-tests parallel-pi-mc
[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" "4954a1126a5c78b1517b263630c9d6831df75aec54c8565fd1a0c2db8b2b76e3"`
[INFO] running `"docker" "rm" "-f" "4954a1126a5c78b1517b263630c9d6831df75aec54c8565fd1a0c2db8b2b76e3"`
[INFO] [stdout] 4954a1126a5c78b1517b263630c9d6831df75aec54c8565fd1a0c2db8b2b76e3