[INFO] updating cached repository tylersouthwick/bin-packing
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tylersouthwick/bin-packing
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tylersouthwick/bin-packing" "work/ex/beta-1.38-1/sources/1.37.0/gh/tylersouthwick/bin-packing"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tylersouthwick/bin-packing'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tylersouthwick/bin-packing" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tylersouthwick/bin-packing"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tylersouthwick/bin-packing'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c3baa1405b83a02b7a2d820432f543baa423d821
[INFO] sha for GitHub repo tylersouthwick/bin-packing: c3baa1405b83a02b7a2d820432f543baa423d821
[INFO] validating manifest of tylersouthwick/bin-packing 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 tylersouthwick/bin-packing 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 tylersouthwick/bin-packing
[INFO] finished frobbing tylersouthwick/bin-packing
[INFO] frobbed toml for tylersouthwick/bin-packing written to work/ex/beta-1.38-1/sources/1.37.0/gh/tylersouthwick/bin-packing/Cargo.toml
[INFO] started frobbing tylersouthwick/bin-packing
[INFO] finished frobbing tylersouthwick/bin-packing
[INFO] frobbed toml for tylersouthwick/bin-packing written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tylersouthwick/bin-packing/Cargo.toml
[INFO] crate tylersouthwick/bin-packing 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/tylersouthwick/bin-packing/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[INFO] the lockfile is outdated, regenerating it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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing tylersouthwick/bin-packing 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tylersouthwick/bin-packing:/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] e3099b840a72653ccb0fdf07078e63a26af25fe044d939f65977f1036089eb43
[INFO] running `"docker" "start" "-a" "e3099b840a72653ccb0fdf07078e63a26af25fe044d939f65977f1036089eb43"`
[INFO] [stderr]    Compiling bin-packing v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.10s
[INFO] running `"docker" "inspect" "e3099b840a72653ccb0fdf07078e63a26af25fe044d939f65977f1036089eb43"`
[INFO] running `"docker" "rm" "-f" "e3099b840a72653ccb0fdf07078e63a26af25fe044d939f65977f1036089eb43"`
[INFO] [stdout] e3099b840a72653ccb0fdf07078e63a26af25fe044d939f65977f1036089eb43
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tylersouthwick/bin-packing:/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] 7da7a39c1501588c9c2e2d41dbbfa6860554d8d79c18a859e780f73f18b374f0
[INFO] running `"docker" "start" "-a" "7da7a39c1501588c9c2e2d41dbbfa6860554d8d79c18a859e780f73f18b374f0"`
[INFO] [stderr]    Compiling bin-packing v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `"docker" "inspect" "7da7a39c1501588c9c2e2d41dbbfa6860554d8d79c18a859e780f73f18b374f0"`
[INFO] running `"docker" "rm" "-f" "7da7a39c1501588c9c2e2d41dbbfa6860554d8d79c18a859e780f73f18b374f0"`
[INFO] [stdout] 7da7a39c1501588c9c2e2d41dbbfa6860554d8d79c18a859e780f73f18b374f0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tylersouthwick/bin-packing:/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] f003076722385bf776dfa6d1b77c904f8ac88c589014b3d415dc018ebf9d291b
[INFO] running `"docker" "start" "-a" "f003076722385bf776dfa6d1b77c904f8ac88c589014b3d415dc018ebf9d291b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bin_packing-21c0e21a1efb85f9
[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" "f003076722385bf776dfa6d1b77c904f8ac88c589014b3d415dc018ebf9d291b"`
[INFO] running `"docker" "rm" "-f" "f003076722385bf776dfa6d1b77c904f8ac88c589014b3d415dc018ebf9d291b"`
[INFO] [stdout] f003076722385bf776dfa6d1b77c904f8ac88c589014b3d415dc018ebf9d291b