[INFO] updating cached repository mkaufmann/buddhabrot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mkaufmann/buddhabrot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mkaufmann/buddhabrot" "work/ex/beta-1.38-1/sources/1.37.0/gh/mkaufmann/buddhabrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mkaufmann/buddhabrot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mkaufmann/buddhabrot" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mkaufmann/buddhabrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mkaufmann/buddhabrot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0000c5b5ae7afa83c33a322c285baa5fb70278bd
[INFO] sha for GitHub repo mkaufmann/buddhabrot: 0000c5b5ae7afa83c33a322c285baa5fb70278bd
[INFO] validating manifest of mkaufmann/buddhabrot 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 mkaufmann/buddhabrot 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 mkaufmann/buddhabrot
[INFO] finished frobbing mkaufmann/buddhabrot
[INFO] frobbed toml for mkaufmann/buddhabrot written to work/ex/beta-1.38-1/sources/1.37.0/gh/mkaufmann/buddhabrot/Cargo.toml
[INFO] started frobbing mkaufmann/buddhabrot
[INFO] finished frobbing mkaufmann/buddhabrot
[INFO] frobbed toml for mkaufmann/buddhabrot written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mkaufmann/buddhabrot/Cargo.toml
[INFO] crate mkaufmann/buddhabrot 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]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing mkaufmann/buddhabrot 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mkaufmann/buddhabrot:/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] dbd20c1b5640dbd8d166c7fdfb1b48e5bf3a8469e2722a99ab8e6eefcaf391fa
[INFO] running `"docker" "start" "-a" "dbd20c1b5640dbd8d166c7fdfb1b48e5bf3a8469e2722a99ab8e6eefcaf391fa"`
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling buddhabrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.72s
[INFO] running `"docker" "inspect" "dbd20c1b5640dbd8d166c7fdfb1b48e5bf3a8469e2722a99ab8e6eefcaf391fa"`
[INFO] running `"docker" "rm" "-f" "dbd20c1b5640dbd8d166c7fdfb1b48e5bf3a8469e2722a99ab8e6eefcaf391fa"`
[INFO] [stdout] dbd20c1b5640dbd8d166c7fdfb1b48e5bf3a8469e2722a99ab8e6eefcaf391fa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mkaufmann/buddhabrot:/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] 625c3a1b2489e56cd3d467467ef36e826b7a922889a6370b81a14a17063c3342
[INFO] running `"docker" "start" "-a" "625c3a1b2489e56cd3d467467ef36e826b7a922889a6370b81a14a17063c3342"`
[INFO] [stderr]    Compiling buddhabrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `"docker" "inspect" "625c3a1b2489e56cd3d467467ef36e826b7a922889a6370b81a14a17063c3342"`
[INFO] running `"docker" "rm" "-f" "625c3a1b2489e56cd3d467467ef36e826b7a922889a6370b81a14a17063c3342"`
[INFO] [stdout] 625c3a1b2489e56cd3d467467ef36e826b7a922889a6370b81a14a17063c3342
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mkaufmann/buddhabrot:/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] a10c103c81211c33060e049801f2bb2cbcf2b24aee3c2acd03fbf719accdb42a
[INFO] running `"docker" "start" "-a" "a10c103c81211c33060e049801f2bb2cbcf2b24aee3c2acd03fbf719accdb42a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/buddhabrot-45bc6859568d8684
[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" "a10c103c81211c33060e049801f2bb2cbcf2b24aee3c2acd03fbf719accdb42a"`
[INFO] running `"docker" "rm" "-f" "a10c103c81211c33060e049801f2bb2cbcf2b24aee3c2acd03fbf719accdb42a"`
[INFO] [stdout] a10c103c81211c33060e049801f2bb2cbcf2b24aee3c2acd03fbf719accdb42a