[INFO] updating cached repository algor1th/collatz-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/algor1th/collatz-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/algor1th/collatz-rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/algor1th/collatz-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/algor1th/collatz-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/algor1th/collatz-rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/algor1th/collatz-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/algor1th/collatz-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e0de48bec96b80d1752f9783cf1965590630cf97
[INFO] sha for GitHub repo algor1th/collatz-rs: e0de48bec96b80d1752f9783cf1965590630cf97
[INFO] validating manifest of algor1th/collatz-rs on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of algor1th/collatz-rs on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing algor1th/collatz-rs
[INFO] finished frobbing algor1th/collatz-rs
[INFO] frobbed toml for algor1th/collatz-rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/algor1th/collatz-rs/Cargo.toml
[INFO] started frobbing algor1th/collatz-rs
[INFO] finished frobbing algor1th/collatz-rs
[INFO] frobbed toml for algor1th/collatz-rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/algor1th/collatz-rs/Cargo.toml
[INFO] crate algor1th/collatz-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing algor1th/collatz-rs against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/algor1th/collatz-rs:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] daa0cddf6c14f054bd6d76647ab54e2d865b39380682c2cfabaaea071113638b
[INFO] running `"docker" "start" "-a" "daa0cddf6c14f054bd6d76647ab54e2d865b39380682c2cfabaaea071113638b"`
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling collatz-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.84s
[INFO] running `"docker" "inspect" "daa0cddf6c14f054bd6d76647ab54e2d865b39380682c2cfabaaea071113638b"`
[INFO] running `"docker" "rm" "-f" "daa0cddf6c14f054bd6d76647ab54e2d865b39380682c2cfabaaea071113638b"`
[INFO] [stdout] daa0cddf6c14f054bd6d76647ab54e2d865b39380682c2cfabaaea071113638b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/algor1th/collatz-rs:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6e37eb589769352260558dc3cf924ed4615381faf4e96a3cd733acfe67d9366d
[INFO] running `"docker" "start" "-a" "6e37eb589769352260558dc3cf924ed4615381faf4e96a3cd733acfe67d9366d"`
[INFO] [stderr]    Compiling collatz-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "6e37eb589769352260558dc3cf924ed4615381faf4e96a3cd733acfe67d9366d"`
[INFO] running `"docker" "rm" "-f" "6e37eb589769352260558dc3cf924ed4615381faf4e96a3cd733acfe67d9366d"`
[INFO] [stdout] 6e37eb589769352260558dc3cf924ed4615381faf4e96a3cd733acfe67d9366d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/algor1th/collatz-rs:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] d69394bc231567935ccadd6c882b6ebf1aa406070d09edd1301c9cb0bb5fec9c
[INFO] running `"docker" "start" "-a" "d69394bc231567935ccadd6c882b6ebf1aa406070d09edd1301c9cb0bb5fec9c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/collatz_rs-42cf235cfd64406e
[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" "d69394bc231567935ccadd6c882b6ebf1aa406070d09edd1301c9cb0bb5fec9c"`
[INFO] running `"docker" "rm" "-f" "d69394bc231567935ccadd6c882b6ebf1aa406070d09edd1301c9cb0bb5fec9c"`
[INFO] [stdout] d69394bc231567935ccadd6c882b6ebf1aa406070d09edd1301c9cb0bb5fec9c