[INFO] updating cached repository ronniebnorth/rust_iron_playground
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ronniebnorth/rust_iron_playground
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ronniebnorth/rust_iron_playground" "work/ex/beta-1.38-1/sources/1.37.0/gh/ronniebnorth/rust_iron_playground"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ronniebnorth/rust_iron_playground'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ronniebnorth/rust_iron_playground" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ronniebnorth/rust_iron_playground"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ronniebnorth/rust_iron_playground'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d181a4ace8936b110e4f6b567bd4fedf3ed8e731
[INFO] sha for GitHub repo ronniebnorth/rust_iron_playground: d181a4ace8936b110e4f6b567bd4fedf3ed8e731
[INFO] validating manifest of ronniebnorth/rust_iron_playground 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 ronniebnorth/rust_iron_playground 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 ronniebnorth/rust_iron_playground
[INFO] finished frobbing ronniebnorth/rust_iron_playground
[INFO] frobbed toml for ronniebnorth/rust_iron_playground written to work/ex/beta-1.38-1/sources/1.37.0/gh/ronniebnorth/rust_iron_playground/Cargo.toml
[INFO] started frobbing ronniebnorth/rust_iron_playground
[INFO] finished frobbing ronniebnorth/rust_iron_playground
[INFO] frobbed toml for ronniebnorth/rust_iron_playground written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ronniebnorth/rust_iron_playground/Cargo.toml
[INFO] crate ronniebnorth/rust_iron_playground 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing ronniebnorth/rust_iron_playground 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ronniebnorth/rust_iron_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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] a35bbbe9393a10abb1c36c94678c2304dab05c2a43119961cd88831204925a50
[INFO] running `"docker" "start" "-a" "a35bbbe9393a10abb1c36c94678c2304dab05c2a43119961cd88831204925a50"`
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]    Compiling conduit-mime-types v0.7.3
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling hyper v0.10.13
[INFO] [stderr]    Compiling iron v0.5.1
[INFO] [stderr]    Compiling rust_iron_playground v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.42s
[INFO] running `"docker" "inspect" "a35bbbe9393a10abb1c36c94678c2304dab05c2a43119961cd88831204925a50"`
[INFO] running `"docker" "rm" "-f" "a35bbbe9393a10abb1c36c94678c2304dab05c2a43119961cd88831204925a50"`
[INFO] [stdout] a35bbbe9393a10abb1c36c94678c2304dab05c2a43119961cd88831204925a50
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ronniebnorth/rust_iron_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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 07763ddf2d4bf8e181d8351f72cf6096575df8586544d744b55b75d01a768a76
[INFO] running `"docker" "start" "-a" "07763ddf2d4bf8e181d8351f72cf6096575df8586544d744b55b75d01a768a76"`
[INFO] [stderr]    Compiling rust_iron_playground v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "07763ddf2d4bf8e181d8351f72cf6096575df8586544d744b55b75d01a768a76"`
[INFO] running `"docker" "rm" "-f" "07763ddf2d4bf8e181d8351f72cf6096575df8586544d744b55b75d01a768a76"`
[INFO] [stdout] 07763ddf2d4bf8e181d8351f72cf6096575df8586544d744b55b75d01a768a76
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ronniebnorth/rust_iron_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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] e7eb170f73a8971a37eef19fe9fd0ab6fe8819660d31f03ee2ae91bb92a2be69
[INFO] running `"docker" "start" "-a" "e7eb170f73a8971a37eef19fe9fd0ab6fe8819660d31f03ee2ae91bb92a2be69"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_iron_playground-4487767fe0305149
[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" "e7eb170f73a8971a37eef19fe9fd0ab6fe8819660d31f03ee2ae91bb92a2be69"`
[INFO] running `"docker" "rm" "-f" "e7eb170f73a8971a37eef19fe9fd0ab6fe8819660d31f03ee2ae91bb92a2be69"`
[INFO] [stdout] e7eb170f73a8971a37eef19fe9fd0ab6fe8819660d31f03ee2ae91bb92a2be69