[INFO] updating cached repository liangzuobin/rust_my_ass
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/liangzuobin/rust_my_ass
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/liangzuobin/rust_my_ass" "work/ex/beta-1.38-1/sources/1.37.0/gh/liangzuobin/rust_my_ass"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/liangzuobin/rust_my_ass'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/liangzuobin/rust_my_ass" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/liangzuobin/rust_my_ass"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/liangzuobin/rust_my_ass'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ba0a540c0f1888b8942694b69e7c5eab7dd66c49
[INFO] sha for GitHub repo liangzuobin/rust_my_ass: ba0a540c0f1888b8942694b69e7c5eab7dd66c49
[INFO] validating manifest of liangzuobin/rust_my_ass 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 liangzuobin/rust_my_ass 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 liangzuobin/rust_my_ass
[INFO] finished frobbing liangzuobin/rust_my_ass
[INFO] frobbed toml for liangzuobin/rust_my_ass written to work/ex/beta-1.38-1/sources/1.37.0/gh/liangzuobin/rust_my_ass/Cargo.toml
[INFO] started frobbing liangzuobin/rust_my_ass
[INFO] finished frobbing liangzuobin/rust_my_ass
[INFO] frobbed toml for liangzuobin/rust_my_ass written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/liangzuobin/rust_my_ass/Cargo.toml
[INFO] crate liangzuobin/rust_my_ass 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 liangzuobin/rust_my_ass 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/liangzuobin/rust_my_ass:/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] b396e698e03fce49057f360ed58da7a42bb67e9fe5af871d5a2be5c1ca934902
[INFO] running `"docker" "start" "-a" "b396e698e03fce49057f360ed58da7a42bb67e9fe5af871d5a2be5c1ca934902"`
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling rusttest v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `"docker" "inspect" "b396e698e03fce49057f360ed58da7a42bb67e9fe5af871d5a2be5c1ca934902"`
[INFO] running `"docker" "rm" "-f" "b396e698e03fce49057f360ed58da7a42bb67e9fe5af871d5a2be5c1ca934902"`
[INFO] [stdout] b396e698e03fce49057f360ed58da7a42bb67e9fe5af871d5a2be5c1ca934902
[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/liangzuobin/rust_my_ass:/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] ded56d19a068f9d8f0ebfd0c8e69db17e66c988213413c59851ffd1b36773b6b
[INFO] running `"docker" "start" "-a" "ded56d19a068f9d8f0ebfd0c8e69db17e66c988213413c59851ffd1b36773b6b"`
[INFO] [stderr]    Compiling rusttest v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "ded56d19a068f9d8f0ebfd0c8e69db17e66c988213413c59851ffd1b36773b6b"`
[INFO] running `"docker" "rm" "-f" "ded56d19a068f9d8f0ebfd0c8e69db17e66c988213413c59851ffd1b36773b6b"`
[INFO] [stdout] ded56d19a068f9d8f0ebfd0c8e69db17e66c988213413c59851ffd1b36773b6b
[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/liangzuobin/rust_my_ass:/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] fa803571d75c8efe3be81cb4170a3e244f13e56ef074ee68e9ad7c2eadcac99b
[INFO] running `"docker" "start" "-a" "fa803571d75c8efe3be81cb4170a3e244f13e56ef074ee68e9ad7c2eadcac99b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusttest-fc0194641fc861a1
[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" "fa803571d75c8efe3be81cb4170a3e244f13e56ef074ee68e9ad7c2eadcac99b"`
[INFO] running `"docker" "rm" "-f" "fa803571d75c8efe3be81cb4170a3e244f13e56ef074ee68e9ad7c2eadcac99b"`
[INFO] [stdout] fa803571d75c8efe3be81cb4170a3e244f13e56ef074ee68e9ad7c2eadcac99b