[INFO] updating cached repository fundphys/Serpinsky
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/fundphys/Serpinsky
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/fundphys/Serpinsky" "work/ex/beta-1.38-1/sources/1.37.0/gh/fundphys/Serpinsky"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/fundphys/Serpinsky'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/fundphys/Serpinsky" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fundphys/Serpinsky"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fundphys/Serpinsky'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 92f51b4e24c22d78b6f9bedf36adbb9868ad561e
[INFO] sha for GitHub repo fundphys/Serpinsky: 92f51b4e24c22d78b6f9bedf36adbb9868ad561e
[INFO] validating manifest of fundphys/Serpinsky 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 fundphys/Serpinsky 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 fundphys/Serpinsky
[INFO] finished frobbing fundphys/Serpinsky
[INFO] frobbed toml for fundphys/Serpinsky written to work/ex/beta-1.38-1/sources/1.37.0/gh/fundphys/Serpinsky/Cargo.toml
[INFO] started frobbing fundphys/Serpinsky
[INFO] finished frobbing fundphys/Serpinsky
[INFO] frobbed toml for fundphys/Serpinsky written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fundphys/Serpinsky/Cargo.toml
[INFO] crate fundphys/Serpinsky 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 fundphys/Serpinsky 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/fundphys/Serpinsky:/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] 143a557bae9877c4569a7eedbc1b1a90ad4eccff3b2ba18327f9147bad9ed115
[INFO] running `"docker" "start" "-a" "143a557bae9877c4569a7eedbc1b1a90ad4eccff3b2ba18327f9147bad9ed115"`
[INFO] [stderr]    Compiling inflate v0.4.2
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling gif v0.10.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling syn v0.13.9
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling rayon v1.0.1
[INFO] [stderr]    Compiling num-derive v0.2.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.14
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling serpinsky v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.93s
[INFO] running `"docker" "inspect" "143a557bae9877c4569a7eedbc1b1a90ad4eccff3b2ba18327f9147bad9ed115"`
[INFO] running `"docker" "rm" "-f" "143a557bae9877c4569a7eedbc1b1a90ad4eccff3b2ba18327f9147bad9ed115"`
[INFO] [stdout] 143a557bae9877c4569a7eedbc1b1a90ad4eccff3b2ba18327f9147bad9ed115
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/fundphys/Serpinsky:/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] 7c458e34e34578817ac1ce803e5add2a3b7bc7f4c35508ce06968908316a1c83
[INFO] running `"docker" "start" "-a" "7c458e34e34578817ac1ce803e5add2a3b7bc7f4c35508ce06968908316a1c83"`
[INFO] [stderr]    Compiling serpinsky v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "7c458e34e34578817ac1ce803e5add2a3b7bc7f4c35508ce06968908316a1c83"`
[INFO] running `"docker" "rm" "-f" "7c458e34e34578817ac1ce803e5add2a3b7bc7f4c35508ce06968908316a1c83"`
[INFO] [stdout] 7c458e34e34578817ac1ce803e5add2a3b7bc7f4c35508ce06968908316a1c83
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/fundphys/Serpinsky:/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] 9086dd16f7c58f36a4bf3c499471d652e92c1324f5c29b26cbb67ea5b4ff85c8
[INFO] running `"docker" "start" "-a" "9086dd16f7c58f36a4bf3c499471d652e92c1324f5c29b26cbb67ea5b4ff85c8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serpinsky-b72182b255b80189
[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" "9086dd16f7c58f36a4bf3c499471d652e92c1324f5c29b26cbb67ea5b4ff85c8"`
[INFO] running `"docker" "rm" "-f" "9086dd16f7c58f36a4bf3c499471d652e92c1324f5c29b26cbb67ea5b4ff85c8"`
[INFO] [stdout] 9086dd16f7c58f36a4bf3c499471d652e92c1324f5c29b26cbb67ea5b4ff85c8