[INFO] updating cached repository racr-rust/racr-compose
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/racr-rust/racr-compose
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/racr-rust/racr-compose" "work/ex/beta-1.37-6/sources/1.36.0/gh/racr-rust/racr-compose"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/racr-rust/racr-compose'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/racr-rust/racr-compose" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/racr-rust/racr-compose"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/racr-rust/racr-compose'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2fae7179bad6c87a74eaf220657b21b728a8b899
[INFO] sha for GitHub repo racr-rust/racr-compose: 2fae7179bad6c87a74eaf220657b21b728a8b899
[INFO] validating manifest of racr-rust/racr-compose 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 racr-rust/racr-compose 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 racr-rust/racr-compose
[INFO] finished frobbing racr-rust/racr-compose
[INFO] frobbed toml for racr-rust/racr-compose written to work/ex/beta-1.37-6/sources/1.36.0/gh/racr-rust/racr-compose/Cargo.toml
[INFO] started frobbing racr-rust/racr-compose
[INFO] finished frobbing racr-rust/racr-compose
[INFO] frobbed toml for racr-rust/racr-compose written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/racr-rust/racr-compose/Cargo.toml
[INFO] crate racr-rust/racr-compose 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] [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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing racr-rust/racr-compose against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/racr-rust/racr-compose:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 5b0cf7164ad5bdf1bba36506b16d37988ffbcc4168e303d1a5ca10d886e610e8
[INFO] running `"docker" "start" "-a" "5b0cf7164ad5bdf1bba36506b16d37988ffbcc4168e303d1a5ca10d886e610e8"`
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling inflections v1.1.1
[INFO] [stderr]    Compiling racr v0.1.0 (https://github.com/kjetilkjeka/racr-format.git?rev=df008cef8f77d59b16085a1b8fce7fe7bae4e21b#df008cef)
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling xmltree v0.3.2
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling svd-parser v0.7.0 (https://github.com/japaric/svd.git#27257223)
[INFO] [stderr]    Compiling racr-compose v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Arg`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     Arg,
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.46s
[INFO] running `"docker" "inspect" "5b0cf7164ad5bdf1bba36506b16d37988ffbcc4168e303d1a5ca10d886e610e8"`
[INFO] running `"docker" "rm" "-f" "5b0cf7164ad5bdf1bba36506b16d37988ffbcc4168e303d1a5ca10d886e610e8"`
[INFO] [stdout] 5b0cf7164ad5bdf1bba36506b16d37988ffbcc4168e303d1a5ca10d886e610e8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/racr-rust/racr-compose:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 52bd4d67648c7242b9b97c1de104cee9dbd406c879b79b1bee2390bcb362e0d3
[INFO] running `"docker" "start" "-a" "52bd4d67648c7242b9b97c1de104cee9dbd406c879b79b1bee2390bcb362e0d3"`
[INFO] [stderr]    Compiling racr-compose v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Arg`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     Arg,
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "52bd4d67648c7242b9b97c1de104cee9dbd406c879b79b1bee2390bcb362e0d3"`
[INFO] running `"docker" "rm" "-f" "52bd4d67648c7242b9b97c1de104cee9dbd406c879b79b1bee2390bcb362e0d3"`
[INFO] [stdout] 52bd4d67648c7242b9b97c1de104cee9dbd406c879b79b1bee2390bcb362e0d3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/racr-rust/racr-compose:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 9db6503a2235506690ef168aafbc0b2d5cda632ac4fa3d03ce39d037c6291926
[INFO] running `"docker" "start" "-a" "9db6503a2235506690ef168aafbc0b2d5cda632ac4fa3d03ce39d037c6291926"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/racr_compose-98ac3c2775340fb3
[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" "9db6503a2235506690ef168aafbc0b2d5cda632ac4fa3d03ce39d037c6291926"`
[INFO] running `"docker" "rm" "-f" "9db6503a2235506690ef168aafbc0b2d5cda632ac4fa3d03ce39d037c6291926"`
[INFO] [stdout] 9db6503a2235506690ef168aafbc0b2d5cda632ac4fa3d03ce39d037c6291926