[INFO] updating cached repository utrescu/Rust-Semafors
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/utrescu/Rust-Semafors
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/utrescu/Rust-Semafors" "work/ex/beta-1.37-6/sources/1.36.0/gh/utrescu/Rust-Semafors"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/utrescu/Rust-Semafors'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/utrescu/Rust-Semafors" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/utrescu/Rust-Semafors"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/utrescu/Rust-Semafors'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 86fb95647d6687dabb05d66201fb59d8cf7db000
[INFO] sha for GitHub repo utrescu/Rust-Semafors: 86fb95647d6687dabb05d66201fb59d8cf7db000
[INFO] validating manifest of utrescu/Rust-Semafors 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 utrescu/Rust-Semafors 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 utrescu/Rust-Semafors
[INFO] finished frobbing utrescu/Rust-Semafors
[INFO] frobbed toml for utrescu/Rust-Semafors written to work/ex/beta-1.37-6/sources/1.36.0/gh/utrescu/Rust-Semafors/Cargo.toml
[INFO] started frobbing utrescu/Rust-Semafors
[INFO] finished frobbing utrescu/Rust-Semafors
[INFO] frobbed toml for utrescu/Rust-Semafors written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/utrescu/Rust-Semafors/Cargo.toml
[INFO] crate utrescu/Rust-Semafors 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing utrescu/Rust-Semafors 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-3/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/utrescu/Rust-Semafors:/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] 5bab7e9365e113693e982b84398d24bf6312dddc5689a76e4603c755f8c69b43
[INFO] running `"docker" "start" "-a" "5bab7e9365e113693e982b84398d24bf6312dddc5689a76e4603c755f8c69b43"`
[INFO] [stderr]    Compiling semafors v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `"docker" "inspect" "5bab7e9365e113693e982b84398d24bf6312dddc5689a76e4603c755f8c69b43"`
[INFO] running `"docker" "rm" "-f" "5bab7e9365e113693e982b84398d24bf6312dddc5689a76e4603c755f8c69b43"`
[INFO] [stdout] 5bab7e9365e113693e982b84398d24bf6312dddc5689a76e4603c755f8c69b43
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/utrescu/Rust-Semafors:/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] 47f3c80b3a6ca27f1a565752671e711ded7aa6ca7a276f19f90c3f400b2cbadd
[INFO] running `"docker" "start" "-a" "47f3c80b3a6ca27f1a565752671e711ded7aa6ca7a276f19f90c3f400b2cbadd"`
[INFO] [stderr]    Compiling semafors v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "47f3c80b3a6ca27f1a565752671e711ded7aa6ca7a276f19f90c3f400b2cbadd"`
[INFO] running `"docker" "rm" "-f" "47f3c80b3a6ca27f1a565752671e711ded7aa6ca7a276f19f90c3f400b2cbadd"`
[INFO] [stdout] 47f3c80b3a6ca27f1a565752671e711ded7aa6ca7a276f19f90c3f400b2cbadd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/utrescu/Rust-Semafors:/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] bd89c30b851b8e2971407c976763dddafe34dc1f39949b992a826d80ecd570aa
[INFO] running `"docker" "start" "-a" "bd89c30b851b8e2971407c976763dddafe34dc1f39949b992a826d80ecd570aa"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/semafors-bd56ff0ebefd1462
[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" "bd89c30b851b8e2971407c976763dddafe34dc1f39949b992a826d80ecd570aa"`
[INFO] running `"docker" "rm" "-f" "bd89c30b851b8e2971407c976763dddafe34dc1f39949b992a826d80ecd570aa"`
[INFO] [stdout] bd89c30b851b8e2971407c976763dddafe34dc1f39949b992a826d80ecd570aa