[INFO] updating cached repository augustusrumulus/guess
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/augustusrumulus/guess
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/augustusrumulus/guess" "work/ex/beta-1.38-1/sources/1.37.0/gh/augustusrumulus/guess"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/augustusrumulus/guess'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/augustusrumulus/guess" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/augustusrumulus/guess"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/augustusrumulus/guess'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] abde95eb45614ad0b08b84bee5185292f17404bf
[INFO] sha for GitHub repo augustusrumulus/guess: abde95eb45614ad0b08b84bee5185292f17404bf
[INFO] validating manifest of augustusrumulus/guess 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 augustusrumulus/guess 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 augustusrumulus/guess
[INFO] finished frobbing augustusrumulus/guess
[INFO] frobbed toml for augustusrumulus/guess written to work/ex/beta-1.38-1/sources/1.37.0/gh/augustusrumulus/guess/Cargo.toml
[INFO] started frobbing augustusrumulus/guess
[INFO] finished frobbing augustusrumulus/guess
[INFO] frobbed toml for augustusrumulus/guess written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/augustusrumulus/guess/Cargo.toml
[INFO] crate augustusrumulus/guess 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/augustusrumulus/guess/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 augustusrumulus/guess 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/augustusrumulus/guess:/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] a42fc0077192cbcbe3d50e456e6b554721a5e2058ff5771c253c92769b505bb0
[INFO] running `"docker" "start" "-a" "a42fc0077192cbcbe3d50e456e6b554721a5e2058ff5771c253c92769b505bb0"`
[INFO] [stderr]    Compiling guess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `"docker" "inspect" "a42fc0077192cbcbe3d50e456e6b554721a5e2058ff5771c253c92769b505bb0"`
[INFO] running `"docker" "rm" "-f" "a42fc0077192cbcbe3d50e456e6b554721a5e2058ff5771c253c92769b505bb0"`
[INFO] [stdout] a42fc0077192cbcbe3d50e456e6b554721a5e2058ff5771c253c92769b505bb0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/augustusrumulus/guess:/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] 2e288a23ca346b9a546b73bd5b88b852fee8eda73659041e740831dd15ed2ed7
[INFO] running `"docker" "start" "-a" "2e288a23ca346b9a546b73bd5b88b852fee8eda73659041e740831dd15ed2ed7"`
[INFO] [stderr]    Compiling guess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `"docker" "inspect" "2e288a23ca346b9a546b73bd5b88b852fee8eda73659041e740831dd15ed2ed7"`
[INFO] running `"docker" "rm" "-f" "2e288a23ca346b9a546b73bd5b88b852fee8eda73659041e740831dd15ed2ed7"`
[INFO] [stdout] 2e288a23ca346b9a546b73bd5b88b852fee8eda73659041e740831dd15ed2ed7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/augustusrumulus/guess:/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] 6676971fb02ef70e488c86bfbd5d54ce821c85a9dfe81ba4f9eedf35600bc6a0
[INFO] running `"docker" "start" "-a" "6676971fb02ef70e488c86bfbd5d54ce821c85a9dfe81ba4f9eedf35600bc6a0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guess-831550b7d2e1c939
[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" "6676971fb02ef70e488c86bfbd5d54ce821c85a9dfe81ba4f9eedf35600bc6a0"`
[INFO] running `"docker" "rm" "-f" "6676971fb02ef70e488c86bfbd5d54ce821c85a9dfe81ba4f9eedf35600bc6a0"`
[INFO] [stdout] 6676971fb02ef70e488c86bfbd5d54ce821c85a9dfe81ba4f9eedf35600bc6a0