[INFO] updating cached repository npfund/synacorchallenge
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/npfund/synacorchallenge
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/npfund/synacorchallenge" "work/ex/beta-1.37-6/sources/1.36.0/gh/npfund/synacorchallenge"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/npfund/synacorchallenge'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/npfund/synacorchallenge" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/npfund/synacorchallenge"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/npfund/synacorchallenge'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4efedfe352a5276b56866c29f02d205ba6959965
[INFO] sha for GitHub repo npfund/synacorchallenge: 4efedfe352a5276b56866c29f02d205ba6959965
[INFO] validating manifest of npfund/synacorchallenge 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 npfund/synacorchallenge 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 npfund/synacorchallenge
[INFO] finished frobbing npfund/synacorchallenge
[INFO] frobbed toml for npfund/synacorchallenge written to work/ex/beta-1.37-6/sources/1.36.0/gh/npfund/synacorchallenge/Cargo.toml
[INFO] started frobbing npfund/synacorchallenge
[INFO] finished frobbing npfund/synacorchallenge
[INFO] frobbed toml for npfund/synacorchallenge written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/npfund/synacorchallenge/Cargo.toml
[INFO] crate npfund/synacorchallenge 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]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing npfund/synacorchallenge against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/npfund/synacorchallenge:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] aef157f7abff4a58e3ee505443dd1212b61d98c10c3f1aa7af3bfbb333983610
[INFO] running `"docker" "start" "-a" "aef157f7abff4a58e3ee505443dd1212b61d98c10c3f1aa7af3bfbb333983610"`
[INFO] [stderr]    Compiling synacor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `"docker" "inspect" "aef157f7abff4a58e3ee505443dd1212b61d98c10c3f1aa7af3bfbb333983610"`
[INFO] running `"docker" "rm" "-f" "aef157f7abff4a58e3ee505443dd1212b61d98c10c3f1aa7af3bfbb333983610"`
[INFO] [stdout] aef157f7abff4a58e3ee505443dd1212b61d98c10c3f1aa7af3bfbb333983610
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/npfund/synacorchallenge:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4bc1b230a54c96d6a7a98b9dfe4f519f17b3c85344a79823e4e2deff6342f8b4
[INFO] running `"docker" "start" "-a" "4bc1b230a54c96d6a7a98b9dfe4f519f17b3c85344a79823e4e2deff6342f8b4"`
[INFO] [stderr]    Compiling synacor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "4bc1b230a54c96d6a7a98b9dfe4f519f17b3c85344a79823e4e2deff6342f8b4"`
[INFO] running `"docker" "rm" "-f" "4bc1b230a54c96d6a7a98b9dfe4f519f17b3c85344a79823e4e2deff6342f8b4"`
[INFO] [stdout] 4bc1b230a54c96d6a7a98b9dfe4f519f17b3c85344a79823e4e2deff6342f8b4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/npfund/synacorchallenge:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 8a882e3a480ba62bfb0b2e475639672e1f231593563b83d418388a30f8f4fd35
[INFO] running `"docker" "start" "-a" "8a882e3a480ba62bfb0b2e475639672e1f231593563b83d418388a30f8f4fd35"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/synacor-b76f566ff9150658
[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" "8a882e3a480ba62bfb0b2e475639672e1f231593563b83d418388a30f8f4fd35"`
[INFO] running `"docker" "rm" "-f" "8a882e3a480ba62bfb0b2e475639672e1f231593563b83d418388a30f8f4fd35"`
[INFO] [stdout] 8a882e3a480ba62bfb0b2e475639672e1f231593563b83d418388a30f8f4fd35