[INFO] fetching crate xs 0.0.0...
[INFO] extracting crate xs 0.0.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/xs/0.0.0
[INFO] extracting crate xs 0.0.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/xs/0.0.0
[INFO] validating manifest of xs-0.0.0 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 xs-0.0.0 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 xs-0.0.0
[INFO] finished frobbing xs-0.0.0
[INFO] frobbed toml for xs-0.0.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/xs/0.0.0/Cargo.toml
[INFO] started frobbing xs-0.0.0
[INFO] finished frobbing xs-0.0.0
[INFO] frobbed toml for xs-0.0.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/xs/0.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing xs-0.0.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/xs/0.0.0:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] bfe3297effc3e9a090f1a52cd15a58953650c134246e788698082618c1503442
[INFO] running `"docker" "start" "-a" "bfe3297effc3e9a090f1a52cd15a58953650c134246e788698082618c1503442"`
[INFO] [stderr]    Compiling xs v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `"docker" "inspect" "bfe3297effc3e9a090f1a52cd15a58953650c134246e788698082618c1503442"`
[INFO] running `"docker" "rm" "-f" "bfe3297effc3e9a090f1a52cd15a58953650c134246e788698082618c1503442"`
[INFO] [stdout] bfe3297effc3e9a090f1a52cd15a58953650c134246e788698082618c1503442
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/xs/0.0.0:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d87fbc945455182744b78dae57a0fd34c1a99fa3f6ad9588e20cfa50ce57702a
[INFO] running `"docker" "start" "-a" "d87fbc945455182744b78dae57a0fd34c1a99fa3f6ad9588e20cfa50ce57702a"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling xs v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "d87fbc945455182744b78dae57a0fd34c1a99fa3f6ad9588e20cfa50ce57702a"`
[INFO] running `"docker" "rm" "-f" "d87fbc945455182744b78dae57a0fd34c1a99fa3f6ad9588e20cfa50ce57702a"`
[INFO] [stdout] d87fbc945455182744b78dae57a0fd34c1a99fa3f6ad9588e20cfa50ce57702a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/xs/0.0.0:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 79bcf6f61968f4fb1270dbabd61950071a198e2b8798fe48cb5556cc434ea054
[INFO] running `"docker" "start" "-a" "79bcf6f61968f4fb1270dbabd61950071a198e2b8798fe48cb5556cc434ea054"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/xs-632215792ce59c7e
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests xs
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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] running `"docker" "inspect" "79bcf6f61968f4fb1270dbabd61950071a198e2b8798fe48cb5556cc434ea054"`
[INFO] running `"docker" "rm" "-f" "79bcf6f61968f4fb1270dbabd61950071a198e2b8798fe48cb5556cc434ea054"`
[INFO] [stdout] 79bcf6f61968f4fb1270dbabd61950071a198e2b8798fe48cb5556cc434ea054