[INFO] updating cached repository pasikonik/rust_playground
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pasikonik/rust_playground
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pasikonik/rust_playground" "work/ex/beta-1.37-6/sources/1.36.0/gh/pasikonik/rust_playground"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/pasikonik/rust_playground'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pasikonik/rust_playground" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/pasikonik/rust_playground"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/pasikonik/rust_playground'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3397623c2dc2cbbec72b12be85eda35d9ed77723
[INFO] sha for GitHub repo pasikonik/rust_playground: 3397623c2dc2cbbec72b12be85eda35d9ed77723
[INFO] validating manifest of pasikonik/rust_playground 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 pasikonik/rust_playground 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 pasikonik/rust_playground
[INFO] finished frobbing pasikonik/rust_playground
[INFO] frobbed toml for pasikonik/rust_playground written to work/ex/beta-1.37-6/sources/1.36.0/gh/pasikonik/rust_playground/Cargo.toml
[INFO] started frobbing pasikonik/rust_playground
[INFO] finished frobbing pasikonik/rust_playground
[INFO] frobbed toml for pasikonik/rust_playground written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/pasikonik/rust_playground/Cargo.toml
[INFO] crate pasikonik/rust_playground 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing pasikonik/rust_playground 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-5/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/pasikonik/rust_playground:/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] 05f6ad8c18537615ff6f2b95e3c4f562fbfb5bb5b8373e254416a2aec90a6971
[INFO] running `"docker" "start" "-a" "05f6ad8c18537615ff6f2b95e3c4f562fbfb5bb5b8373e254416a2aec90a6971"`
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling smallvec v0.4.5
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling ferris-says v0.1.1
[INFO] [stderr]    Compiling rust_playground v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.94s
[INFO] running `"docker" "inspect" "05f6ad8c18537615ff6f2b95e3c4f562fbfb5bb5b8373e254416a2aec90a6971"`
[INFO] running `"docker" "rm" "-f" "05f6ad8c18537615ff6f2b95e3c4f562fbfb5bb5b8373e254416a2aec90a6971"`
[INFO] [stdout] 05f6ad8c18537615ff6f2b95e3c4f562fbfb5bb5b8373e254416a2aec90a6971
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/pasikonik/rust_playground:/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] fe89331e9a8d77755ff6c18479bf3ebe237da7f2e8c641e12cf9dc0c23c3fd5d
[INFO] running `"docker" "start" "-a" "fe89331e9a8d77755ff6c18479bf3ebe237da7f2e8c641e12cf9dc0c23c3fd5d"`
[INFO] [stderr]    Compiling rust_playground v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "fe89331e9a8d77755ff6c18479bf3ebe237da7f2e8c641e12cf9dc0c23c3fd5d"`
[INFO] running `"docker" "rm" "-f" "fe89331e9a8d77755ff6c18479bf3ebe237da7f2e8c641e12cf9dc0c23c3fd5d"`
[INFO] [stdout] fe89331e9a8d77755ff6c18479bf3ebe237da7f2e8c641e12cf9dc0c23c3fd5d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/pasikonik/rust_playground:/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] 19c81b23451e1ade6fe8c049ca2f1c65aaf5ea0b706b0aca5251598893526924
[INFO] running `"docker" "start" "-a" "19c81b23451e1ade6fe8c049ca2f1c65aaf5ea0b706b0aca5251598893526924"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_playground-b31dee9742f3f9ce
[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" "19c81b23451e1ade6fe8c049ca2f1c65aaf5ea0b706b0aca5251598893526924"`
[INFO] running `"docker" "rm" "-f" "19c81b23451e1ade6fe8c049ca2f1c65aaf5ea0b706b0aca5251598893526924"`
[INFO] [stdout] 19c81b23451e1ade6fe8c049ca2f1c65aaf5ea0b706b0aca5251598893526924