[INFO] updating cached repository rainartists/rust_project
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rainartists/rust_project
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rainartists/rust_project" "work/ex/beta-1.38-1/sources/1.37.0/gh/rainartists/rust_project"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/rainartists/rust_project'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rainartists/rust_project" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rainartists/rust_project"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rainartists/rust_project'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f16d92651f6b09d8c549813679fb91559fdd4d98
[INFO] sha for GitHub repo rainartists/rust_project: f16d92651f6b09d8c549813679fb91559fdd4d98
[INFO] validating manifest of rainartists/rust_project 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 rainartists/rust_project 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 rainartists/rust_project
[INFO] finished frobbing rainartists/rust_project
[INFO] frobbed toml for rainartists/rust_project written to work/ex/beta-1.38-1/sources/1.37.0/gh/rainartists/rust_project/Cargo.toml
[INFO] started frobbing rainartists/rust_project
[INFO] finished frobbing rainartists/rust_project
[INFO] frobbed toml for rainartists/rust_project written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rainartists/rust_project/Cargo.toml
[INFO] crate rainartists/rust_project 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 rainartists/rust_project 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rainartists/rust_project:/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] d5c7db4bbb4503b899c0ac5bdbabf63c70d46f00ea75d4b9910bfa741d608898
[INFO] running `"docker" "start" "-a" "d5c7db4bbb4503b899c0ac5bdbabf63c70d46f00ea75d4b9910bfa741d608898"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling chrono v0.4.1
[INFO] [stderr]    Compiling timer v0.2.0
[INFO] [stderr]    Compiling rust_project v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.70s
[INFO] running `"docker" "inspect" "d5c7db4bbb4503b899c0ac5bdbabf63c70d46f00ea75d4b9910bfa741d608898"`
[INFO] running `"docker" "rm" "-f" "d5c7db4bbb4503b899c0ac5bdbabf63c70d46f00ea75d4b9910bfa741d608898"`
[INFO] [stdout] d5c7db4bbb4503b899c0ac5bdbabf63c70d46f00ea75d4b9910bfa741d608898
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rainartists/rust_project:/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] 9c17a981821d7a48f1402b205705d7b1f2d2b487e8ac99d1f19565b0a116b25a
[INFO] running `"docker" "start" "-a" "9c17a981821d7a48f1402b205705d7b1f2d2b487e8ac99d1f19565b0a116b25a"`
[INFO] [stderr]    Compiling rust_project v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "9c17a981821d7a48f1402b205705d7b1f2d2b487e8ac99d1f19565b0a116b25a"`
[INFO] running `"docker" "rm" "-f" "9c17a981821d7a48f1402b205705d7b1f2d2b487e8ac99d1f19565b0a116b25a"`
[INFO] [stdout] 9c17a981821d7a48f1402b205705d7b1f2d2b487e8ac99d1f19565b0a116b25a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rainartists/rust_project:/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] 13a0f9717e92c8856610f4c7c60aec61ac719931c95423191fff3b4f23b5ca66
[INFO] running `"docker" "start" "-a" "13a0f9717e92c8856610f4c7c60aec61ac719931c95423191fff3b4f23b5ca66"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_project-5f9c2b07c2a3163a
[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" "13a0f9717e92c8856610f4c7c60aec61ac719931c95423191fff3b4f23b5ca66"`
[INFO] running `"docker" "rm" "-f" "13a0f9717e92c8856610f4c7c60aec61ac719931c95423191fff3b4f23b5ca66"`
[INFO] [stdout] 13a0f9717e92c8856610f4c7c60aec61ac719931c95423191fff3b4f23b5ca66