[INFO] updating cached repository ravelll/rust-handson
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ravelll/rust-handson
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ravelll/rust-handson" "work/ex/beta-1.37-6/sources/1.36.0/gh/ravelll/rust-handson"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/ravelll/rust-handson'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ravelll/rust-handson" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ravelll/rust-handson"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ravelll/rust-handson'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] be18c83c91eebdd048eaafae47f50de7b5f1bb20
[INFO] sha for GitHub repo ravelll/rust-handson: be18c83c91eebdd048eaafae47f50de7b5f1bb20
[INFO] validating manifest of ravelll/rust-handson 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 ravelll/rust-handson 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 ravelll/rust-handson
[INFO] finished frobbing ravelll/rust-handson
[INFO] frobbed toml for ravelll/rust-handson written to work/ex/beta-1.37-6/sources/1.36.0/gh/ravelll/rust-handson/Cargo.toml
[INFO] started frobbing ravelll/rust-handson
[INFO] finished frobbing ravelll/rust-handson
[INFO] frobbed toml for ravelll/rust-handson written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ravelll/rust-handson/Cargo.toml
[INFO] crate ravelll/rust-handson 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 ravelll/rust-handson 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-2/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/ravelll/rust-handson:/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] c8ad8b3ec58412375291d56622b4159729dab1090df8e97027d17b7ae1d8b4b4
[INFO] running `"docker" "start" "-a" "c8ad8b3ec58412375291d56622b4159729dab1090df8e97027d17b7ae1d8b4b4"`
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling rust-sandbox v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.42s
[INFO] running `"docker" "inspect" "c8ad8b3ec58412375291d56622b4159729dab1090df8e97027d17b7ae1d8b4b4"`
[INFO] running `"docker" "rm" "-f" "c8ad8b3ec58412375291d56622b4159729dab1090df8e97027d17b7ae1d8b4b4"`
[INFO] [stdout] c8ad8b3ec58412375291d56622b4159729dab1090df8e97027d17b7ae1d8b4b4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/ravelll/rust-handson:/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] 34e868f0b3993b22ae8a26211440c05231191ff8729f32e55395165d56c077c3
[INFO] running `"docker" "start" "-a" "34e868f0b3993b22ae8a26211440c05231191ff8729f32e55395165d56c077c3"`
[INFO] [stderr]    Compiling rust-sandbox v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "34e868f0b3993b22ae8a26211440c05231191ff8729f32e55395165d56c077c3"`
[INFO] running `"docker" "rm" "-f" "34e868f0b3993b22ae8a26211440c05231191ff8729f32e55395165d56c077c3"`
[INFO] [stdout] 34e868f0b3993b22ae8a26211440c05231191ff8729f32e55395165d56c077c3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/ravelll/rust-handson:/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] d7dfa21c6f0ba088ff98ca02599ac7a05212477f2b1ed294e23a2a8a55af5e52
[INFO] running `"docker" "start" "-a" "d7dfa21c6f0ba088ff98ca02599ac7a05212477f2b1ed294e23a2a8a55af5e52"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_sandbox-4b4730a37db2c650
[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" "d7dfa21c6f0ba088ff98ca02599ac7a05212477f2b1ed294e23a2a8a55af5e52"`
[INFO] running `"docker" "rm" "-f" "d7dfa21c6f0ba088ff98ca02599ac7a05212477f2b1ed294e23a2a8a55af5e52"`
[INFO] [stdout] d7dfa21c6f0ba088ff98ca02599ac7a05212477f2b1ed294e23a2a8a55af5e52