[INFO] updating cached repository overvenus/stackoverflow-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/overvenus/stackoverflow-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/overvenus/stackoverflow-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/overvenus/stackoverflow-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/overvenus/stackoverflow-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/overvenus/stackoverflow-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/overvenus/stackoverflow-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/overvenus/stackoverflow-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 82f0726992305bd40199a8b4d2a842952e9287cd
[INFO] sha for GitHub repo overvenus/stackoverflow-rs: 82f0726992305bd40199a8b4d2a842952e9287cd
[INFO] validating manifest of overvenus/stackoverflow-rs 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 overvenus/stackoverflow-rs 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 overvenus/stackoverflow-rs
[INFO] finished frobbing overvenus/stackoverflow-rs
[INFO] frobbed toml for overvenus/stackoverflow-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/overvenus/stackoverflow-rs/Cargo.toml
[INFO] started frobbing overvenus/stackoverflow-rs
[INFO] finished frobbing overvenus/stackoverflow-rs
[INFO] frobbed toml for overvenus/stackoverflow-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/overvenus/stackoverflow-rs/Cargo.toml
[INFO] crate overvenus/stackoverflow-rs 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 overvenus/stackoverflow-rs against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/overvenus/stackoverflow-rs:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] e22c36886e4b9caa050608fc4ce6500fc79fa62edd7eef98f3f0783702cc3a73
[INFO] running `"docker" "start" "-a" "e22c36886e4b9caa050608fc4ce6500fc79fa62edd7eef98f3f0783702cc3a73"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stack v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `"docker" "inspect" "e22c36886e4b9caa050608fc4ce6500fc79fa62edd7eef98f3f0783702cc3a73"`
[INFO] running `"docker" "rm" "-f" "e22c36886e4b9caa050608fc4ce6500fc79fa62edd7eef98f3f0783702cc3a73"`
[INFO] [stdout] e22c36886e4b9caa050608fc4ce6500fc79fa62edd7eef98f3f0783702cc3a73
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/overvenus/stackoverflow-rs:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] c36ff10a8f8c11b4674c81df2d57339ae890358eb0aedd6ae2220474f31d117f
[INFO] running `"docker" "start" "-a" "c36ff10a8f8c11b4674c81df2d57339ae890358eb0aedd6ae2220474f31d117f"`
[INFO] [stderr]    Compiling stack v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "c36ff10a8f8c11b4674c81df2d57339ae890358eb0aedd6ae2220474f31d117f"`
[INFO] running `"docker" "rm" "-f" "c36ff10a8f8c11b4674c81df2d57339ae890358eb0aedd6ae2220474f31d117f"`
[INFO] [stdout] c36ff10a8f8c11b4674c81df2d57339ae890358eb0aedd6ae2220474f31d117f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/overvenus/stackoverflow-rs:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 546125e3b37d827cec73c159b9b0884384b510c39fbfbf88460861597a333e6b
[INFO] running `"docker" "start" "-a" "546125e3b37d827cec73c159b9b0884384b510c39fbfbf88460861597a333e6b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/stack-94d2c60142c7386f
[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" "546125e3b37d827cec73c159b9b0884384b510c39fbfbf88460861597a333e6b"`
[INFO] running `"docker" "rm" "-f" "546125e3b37d827cec73c159b9b0884384b510c39fbfbf88460861597a333e6b"`
[INFO] [stdout] 546125e3b37d827cec73c159b9b0884384b510c39fbfbf88460861597a333e6b