[INFO] updating cached repository z2oh/chromatic_confinement
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/z2oh/chromatic_confinement
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/z2oh/chromatic_confinement" "work/ex/beta-1.38-1/sources/1.37.0/gh/z2oh/chromatic_confinement"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/z2oh/chromatic_confinement'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/z2oh/chromatic_confinement" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/z2oh/chromatic_confinement"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/z2oh/chromatic_confinement'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7773f44ca986024b3c71784982c1549c9f1cfc90
[INFO] sha for GitHub repo z2oh/chromatic_confinement: 7773f44ca986024b3c71784982c1549c9f1cfc90
[INFO] validating manifest of z2oh/chromatic_confinement 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 z2oh/chromatic_confinement 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 z2oh/chromatic_confinement
[INFO] finished frobbing z2oh/chromatic_confinement
[INFO] frobbed toml for z2oh/chromatic_confinement written to work/ex/beta-1.38-1/sources/1.37.0/gh/z2oh/chromatic_confinement/Cargo.toml
[INFO] started frobbing z2oh/chromatic_confinement
[INFO] finished frobbing z2oh/chromatic_confinement
[INFO] frobbed toml for z2oh/chromatic_confinement written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/z2oh/chromatic_confinement/Cargo.toml
[INFO] crate z2oh/chromatic_confinement 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 z2oh/chromatic_confinement 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/z2oh/chromatic_confinement:/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] a37b9405804e0f056507e0d74aa8ab47a7cf2ea879f52fb45e40837916710ccf
[INFO] running `"docker" "start" "-a" "a37b9405804e0f056507e0d74aa8ab47a7cf2ea879f52fb45e40837916710ccf"`
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling either v1.4.0
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling num-traits v0.1.41
[INFO] [stderr]    Compiling adler32 v1.0.2
[INFO] [stderr]    Compiling color_quant v1.0.0
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling scoped_threadpool v0.1.8
[INFO] [stderr]    Compiling ego-tree v0.1.1
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling inflate v0.3.3
[INFO] [stderr]    Compiling deflate v0.7.17
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling rand v0.3.20
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling clap v2.29.4
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling num-rational v0.1.40
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling image v0.18.0
[INFO] [stderr]    Compiling chromatic_confiner v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.20s
[INFO] running `"docker" "inspect" "a37b9405804e0f056507e0d74aa8ab47a7cf2ea879f52fb45e40837916710ccf"`
[INFO] running `"docker" "rm" "-f" "a37b9405804e0f056507e0d74aa8ab47a7cf2ea879f52fb45e40837916710ccf"`
[INFO] [stdout] a37b9405804e0f056507e0d74aa8ab47a7cf2ea879f52fb45e40837916710ccf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/z2oh/chromatic_confinement:/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] b1cd28c8a9bfe411915866dddd070db330c73d0750df27460d476bafa0e72959
[INFO] running `"docker" "start" "-a" "b1cd28c8a9bfe411915866dddd070db330c73d0750df27460d476bafa0e72959"`
[INFO] [stderr]    Compiling chromatic_confiner v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "b1cd28c8a9bfe411915866dddd070db330c73d0750df27460d476bafa0e72959"`
[INFO] running `"docker" "rm" "-f" "b1cd28c8a9bfe411915866dddd070db330c73d0750df27460d476bafa0e72959"`
[INFO] [stdout] b1cd28c8a9bfe411915866dddd070db330c73d0750df27460d476bafa0e72959
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/z2oh/chromatic_confinement:/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] 6e1c923d629cf4e770e3c0eff539c747bbcb33d5673c093bb066b28d52bb7a47
[INFO] running `"docker" "start" "-a" "6e1c923d629cf4e770e3c0eff539c747bbcb33d5673c093bb066b28d52bb7a47"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chromatic_confiner-ef81d83b71a37db4
[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" "6e1c923d629cf4e770e3c0eff539c747bbcb33d5673c093bb066b28d52bb7a47"`
[INFO] running `"docker" "rm" "-f" "6e1c923d629cf4e770e3c0eff539c747bbcb33d5673c093bb066b28d52bb7a47"`
[INFO] [stdout] 6e1c923d629cf4e770e3c0eff539c747bbcb33d5673c093bb066b28d52bb7a47