[INFO] updating cached repository ruanLN/simulated_annealing_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ruanLN/simulated_annealing_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ruanLN/simulated_annealing_rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/ruanLN/simulated_annealing_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ruanLN/simulated_annealing_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ruanLN/simulated_annealing_rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ruanLN/simulated_annealing_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ruanLN/simulated_annealing_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 88afc7c05a730b560cf5923b8f0302733b9451f0
[INFO] sha for GitHub repo ruanLN/simulated_annealing_rust: 88afc7c05a730b560cf5923b8f0302733b9451f0
[INFO] validating manifest of ruanLN/simulated_annealing_rust 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 ruanLN/simulated_annealing_rust 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 ruanLN/simulated_annealing_rust
[INFO] finished frobbing ruanLN/simulated_annealing_rust
[INFO] frobbed toml for ruanLN/simulated_annealing_rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/ruanLN/simulated_annealing_rust/Cargo.toml
[INFO] started frobbing ruanLN/simulated_annealing_rust
[INFO] finished frobbing ruanLN/simulated_annealing_rust
[INFO] frobbed toml for ruanLN/simulated_annealing_rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ruanLN/simulated_annealing_rust/Cargo.toml
[INFO] crate ruanLN/simulated_annealing_rust 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ruanLN/simulated_annealing_rust/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 ruanLN/simulated_annealing_rust against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ruanLN/simulated_annealing_rust:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] ea1c61fad091b5b7c9d0ede1a9db916f2ddcb34f675d8790554f4d61b0e1c8be
[INFO] running `"docker" "start" "-a" "ea1c61fad091b5b7c9d0ede1a9db916f2ddcb34f675d8790554f4d61b0e1c8be"`
[INFO] [stderr]    Compiling simulated_annealing_bpp_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `"docker" "inspect" "ea1c61fad091b5b7c9d0ede1a9db916f2ddcb34f675d8790554f4d61b0e1c8be"`
[INFO] running `"docker" "rm" "-f" "ea1c61fad091b5b7c9d0ede1a9db916f2ddcb34f675d8790554f4d61b0e1c8be"`
[INFO] [stdout] ea1c61fad091b5b7c9d0ede1a9db916f2ddcb34f675d8790554f4d61b0e1c8be
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ruanLN/simulated_annealing_rust:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1ddfe05cad9c14c9c1e032568a1e14c2efdc3e1c49c36eb4c71f2f3593329e18
[INFO] running `"docker" "start" "-a" "1ddfe05cad9c14c9c1e032568a1e14c2efdc3e1c49c36eb4c71f2f3593329e18"`
[INFO] [stderr]    Compiling simulated_annealing_bpp_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "1ddfe05cad9c14c9c1e032568a1e14c2efdc3e1c49c36eb4c71f2f3593329e18"`
[INFO] running `"docker" "rm" "-f" "1ddfe05cad9c14c9c1e032568a1e14c2efdc3e1c49c36eb4c71f2f3593329e18"`
[INFO] [stdout] 1ddfe05cad9c14c9c1e032568a1e14c2efdc3e1c49c36eb4c71f2f3593329e18
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ruanLN/simulated_annealing_rust:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 54f51b7e1d530b87298d151f7f04db233b0c46752517dacde3bd0d2f43e2b64e
[INFO] running `"docker" "start" "-a" "54f51b7e1d530b87298d151f7f04db233b0c46752517dacde3bd0d2f43e2b64e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/simulated_annealing_bpp_rust-7ce70ca2b432aa1a
[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" "54f51b7e1d530b87298d151f7f04db233b0c46752517dacde3bd0d2f43e2b64e"`
[INFO] running `"docker" "rm" "-f" "54f51b7e1d530b87298d151f7f04db233b0c46752517dacde3bd0d2f43e2b64e"`
[INFO] [stdout] 54f51b7e1d530b87298d151f7f04db233b0c46752517dacde3bd0d2f43e2b64e