[INFO] updating cached repository ConcurrentPython/rust-image
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ConcurrentPython/rust-image
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ConcurrentPython/rust-image" "work/ex/beta-1.38-1/sources/1.37.0/gh/ConcurrentPython/rust-image"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ConcurrentPython/rust-image'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ConcurrentPython/rust-image" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ConcurrentPython/rust-image"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ConcurrentPython/rust-image'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ca509f2f5ea903ba725b7a166b33b4d4208b24c3
[INFO] sha for GitHub repo ConcurrentPython/rust-image: ca509f2f5ea903ba725b7a166b33b4d4208b24c3
[INFO] validating manifest of ConcurrentPython/rust-image 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 ConcurrentPython/rust-image 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 ConcurrentPython/rust-image
[INFO] finished frobbing ConcurrentPython/rust-image
[INFO] frobbed toml for ConcurrentPython/rust-image written to work/ex/beta-1.38-1/sources/1.37.0/gh/ConcurrentPython/rust-image/Cargo.toml
[INFO] started frobbing ConcurrentPython/rust-image
[INFO] finished frobbing ConcurrentPython/rust-image
[INFO] frobbed toml for ConcurrentPython/rust-image written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ConcurrentPython/rust-image/Cargo.toml
[INFO] crate ConcurrentPython/rust-image 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 ConcurrentPython/rust-image 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/ConcurrentPython/rust-image:/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] 9efbf2226b437c05144c8f31c005e5f06aa58a3a2e775d9b2f1755dc08da0573
[INFO] running `"docker" "start" "-a" "9efbf2226b437c05144c8f31c005e5f06aa58a3a2e775d9b2f1755dc08da0573"`
[INFO] [stderr]    Compiling libc v0.2.26
[INFO] [stderr]    Compiling num-rational v0.1.39
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling num_cpus v1.6.2
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling image v0.14.0
[INFO] [stderr]    Compiling rust_image v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.02s
[INFO] running `"docker" "inspect" "9efbf2226b437c05144c8f31c005e5f06aa58a3a2e775d9b2f1755dc08da0573"`
[INFO] running `"docker" "rm" "-f" "9efbf2226b437c05144c8f31c005e5f06aa58a3a2e775d9b2f1755dc08da0573"`
[INFO] [stdout] 9efbf2226b437c05144c8f31c005e5f06aa58a3a2e775d9b2f1755dc08da0573
[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/ConcurrentPython/rust-image:/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] 15e330618600bb88eb96e9c1888affa77bc9ed88a9924f8db8f2248b34829cc4
[INFO] running `"docker" "start" "-a" "15e330618600bb88eb96e9c1888affa77bc9ed88a9924f8db8f2248b34829cc4"`
[INFO] [stderr]    Compiling rust_image v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "15e330618600bb88eb96e9c1888affa77bc9ed88a9924f8db8f2248b34829cc4"`
[INFO] running `"docker" "rm" "-f" "15e330618600bb88eb96e9c1888affa77bc9ed88a9924f8db8f2248b34829cc4"`
[INFO] [stdout] 15e330618600bb88eb96e9c1888affa77bc9ed88a9924f8db8f2248b34829cc4
[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/ConcurrentPython/rust-image:/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] 3355371cebb941c565c0f1a44c626c5ab141f715eba6bb8f64e626d03864ae21
[INFO] running `"docker" "start" "-a" "3355371cebb941c565c0f1a44c626c5ab141f715eba6bb8f64e626d03864ae21"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/linear-d6aa8929c3209c14
[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] [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] [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] [stderr]      Running /opt/crater/target/debug/deps/rayon-e80b8aaff34dd54a
[INFO] [stderr]      Running /opt/crater/target/debug/deps/threaded-d5817c6080bd6877
[INFO] running `"docker" "inspect" "3355371cebb941c565c0f1a44c626c5ab141f715eba6bb8f64e626d03864ae21"`
[INFO] running `"docker" "rm" "-f" "3355371cebb941c565c0f1a44c626c5ab141f715eba6bb8f64e626d03864ae21"`
[INFO] [stdout] 3355371cebb941c565c0f1a44c626c5ab141f715eba6bb8f64e626d03864ae21