[INFO] updating cached repository martin-magakian/barnes-benchmark
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/martin-magakian/barnes-benchmark
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/martin-magakian/barnes-benchmark" "work/ex/beta-1.37-6/sources/1.36.0/gh/martin-magakian/barnes-benchmark"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/martin-magakian/barnes-benchmark'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/martin-magakian/barnes-benchmark" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/martin-magakian/barnes-benchmark"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/martin-magakian/barnes-benchmark'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 71c91ef8f7ed5f02974720d622746a89671d837a
[INFO] sha for GitHub repo martin-magakian/barnes-benchmark: 71c91ef8f7ed5f02974720d622746a89671d837a
[INFO] validating manifest of martin-magakian/barnes-benchmark 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 martin-magakian/barnes-benchmark 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 martin-magakian/barnes-benchmark
[INFO] finished frobbing martin-magakian/barnes-benchmark
[INFO] frobbed toml for martin-magakian/barnes-benchmark written to work/ex/beta-1.37-6/sources/1.36.0/gh/martin-magakian/barnes-benchmark/Cargo.toml
[INFO] started frobbing martin-magakian/barnes-benchmark
[INFO] finished frobbing martin-magakian/barnes-benchmark
[INFO] frobbed toml for martin-magakian/barnes-benchmark written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/martin-magakian/barnes-benchmark/Cargo.toml
[INFO] crate martin-magakian/barnes-benchmark 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/martin-magakian/barnes-benchmark/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[INFO] the lockfile is outdated, regenerating it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" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 martin-magakian/barnes-benchmark 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-7/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/martin-magakian/barnes-benchmark:/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] 1381db483f837a8f7bc7f4ad7133aebbdbf76b1786c799b2295225eba81a314e
[INFO] running `"docker" "start" "-a" "1381db483f837a8f7bc7f4ad7133aebbdbf76b1786c799b2295225eba81a314e"`
[INFO] [stderr]    Compiling barnes v0.1.2
[INFO] [stderr]    Compiling hello_world v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `"docker" "inspect" "1381db483f837a8f7bc7f4ad7133aebbdbf76b1786c799b2295225eba81a314e"`
[INFO] running `"docker" "rm" "-f" "1381db483f837a8f7bc7f4ad7133aebbdbf76b1786c799b2295225eba81a314e"`
[INFO] [stdout] 1381db483f837a8f7bc7f4ad7133aebbdbf76b1786c799b2295225eba81a314e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/martin-magakian/barnes-benchmark:/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] b2399b150ca1fca86ed2901cd47f4ea1f3a80a0b943465b17089891c18805865
[INFO] running `"docker" "start" "-a" "b2399b150ca1fca86ed2901cd47f4ea1f3a80a0b943465b17089891c18805865"`
[INFO] [stderr]    Compiling hello_world v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "b2399b150ca1fca86ed2901cd47f4ea1f3a80a0b943465b17089891c18805865"`
[INFO] running `"docker" "rm" "-f" "b2399b150ca1fca86ed2901cd47f4ea1f3a80a0b943465b17089891c18805865"`
[INFO] [stdout] b2399b150ca1fca86ed2901cd47f4ea1f3a80a0b943465b17089891c18805865
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/martin-magakian/barnes-benchmark:/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] 8803ff1d56684e61f7ed0de73df5521b34b6e138b6b3f43b34987e62929af1bd
[INFO] running `"docker" "start" "-a" "8803ff1d56684e61f7ed0de73df5521b34b6e138b6b3f43b34987e62929af1bd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_world-ec77882d791c4d6a
[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" "8803ff1d56684e61f7ed0de73df5521b34b6e138b6b3f43b34987e62929af1bd"`
[INFO] running `"docker" "rm" "-f" "8803ff1d56684e61f7ed0de73df5521b34b6e138b6b3f43b34987e62929af1bd"`
[INFO] [stdout] 8803ff1d56684e61f7ed0de73df5521b34b6e138b6b3f43b34987e62929af1bd