[INFO] updating cached repository petercoulton/haystacks-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/petercoulton/haystacks-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/petercoulton/haystacks-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/petercoulton/haystacks-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/petercoulton/haystacks-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/petercoulton/haystacks-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/petercoulton/haystacks-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/petercoulton/haystacks-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7531c0a879453a47617ad06db872b91f839b9de4
[INFO] sha for GitHub repo petercoulton/haystacks-rs: 7531c0a879453a47617ad06db872b91f839b9de4
[INFO] validating manifest of petercoulton/haystacks-rs 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 petercoulton/haystacks-rs 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 petercoulton/haystacks-rs
[INFO] finished frobbing petercoulton/haystacks-rs
[INFO] frobbed toml for petercoulton/haystacks-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/petercoulton/haystacks-rs/Cargo.toml
[INFO] started frobbing petercoulton/haystacks-rs
[INFO] finished frobbing petercoulton/haystacks-rs
[INFO] frobbed toml for petercoulton/haystacks-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/petercoulton/haystacks-rs/Cargo.toml
[INFO] crate petercoulton/haystacks-rs 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 petercoulton/haystacks-rs 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/petercoulton/haystacks-rs:/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] 6d6b67b869736cd2a476b156e8cf351f0c254cee9f04a25faeb7e70a39570b24
[INFO] running `"docker" "start" "-a" "6d6b67b869736cd2a476b156e8cf351f0c254cee9f04a25faeb7e70a39570b24"`
[INFO] [stderr]    Compiling haystacks-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `"docker" "inspect" "6d6b67b869736cd2a476b156e8cf351f0c254cee9f04a25faeb7e70a39570b24"`
[INFO] running `"docker" "rm" "-f" "6d6b67b869736cd2a476b156e8cf351f0c254cee9f04a25faeb7e70a39570b24"`
[INFO] [stdout] 6d6b67b869736cd2a476b156e8cf351f0c254cee9f04a25faeb7e70a39570b24
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/petercoulton/haystacks-rs:/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] fca0a40dafe32282ebe80bb6dbcb29f74ec7d38187444bf37628c46b1e45a4db
[INFO] running `"docker" "start" "-a" "fca0a40dafe32282ebe80bb6dbcb29f74ec7d38187444bf37628c46b1e45a4db"`
[INFO] [stderr]    Compiling haystacks-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "fca0a40dafe32282ebe80bb6dbcb29f74ec7d38187444bf37628c46b1e45a4db"`
[INFO] running `"docker" "rm" "-f" "fca0a40dafe32282ebe80bb6dbcb29f74ec7d38187444bf37628c46b1e45a4db"`
[INFO] [stdout] fca0a40dafe32282ebe80bb6dbcb29f74ec7d38187444bf37628c46b1e45a4db
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/petercoulton/haystacks-rs:/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] 2c28ae49d72af8a17b682734d23f31318b80e116b09c3ca20ce3c08637fae52d
[INFO] running `"docker" "start" "-a" "2c28ae49d72af8a17b682734d23f31318b80e116b09c3ca20ce3c08637fae52d"`
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/haystacks_rs-6e2778b3c54d2845
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2c28ae49d72af8a17b682734d23f31318b80e116b09c3ca20ce3c08637fae52d"`
[INFO] running `"docker" "rm" "-f" "2c28ae49d72af8a17b682734d23f31318b80e116b09c3ca20ce3c08637fae52d"`
[INFO] [stdout] 2c28ae49d72af8a17b682734d23f31318b80e116b09c3ca20ce3c08637fae52d