[INFO] updating cached repository MediaGamma/python-rust-experiments
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/MediaGamma/python-rust-experiments
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/MediaGamma/python-rust-experiments" "work/ex/beta-1.38-1/sources/1.37.0/gh/MediaGamma/python-rust-experiments"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/MediaGamma/python-rust-experiments'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MediaGamma/python-rust-experiments" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MediaGamma/python-rust-experiments"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MediaGamma/python-rust-experiments'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e9ec646cfce1a00e7e332d100958ee8ef5c84e34
[INFO] sha for GitHub repo MediaGamma/python-rust-experiments: e9ec646cfce1a00e7e332d100958ee8ef5c84e34
[INFO] validating manifest of MediaGamma/python-rust-experiments 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 MediaGamma/python-rust-experiments 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 MediaGamma/python-rust-experiments
[INFO] finished frobbing MediaGamma/python-rust-experiments
[INFO] frobbed toml for MediaGamma/python-rust-experiments written to work/ex/beta-1.38-1/sources/1.37.0/gh/MediaGamma/python-rust-experiments/Cargo.toml
[INFO] started frobbing MediaGamma/python-rust-experiments
[INFO] finished frobbing MediaGamma/python-rust-experiments
[INFO] frobbed toml for MediaGamma/python-rust-experiments written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MediaGamma/python-rust-experiments/Cargo.toml
[INFO] crate MediaGamma/python-rust-experiments 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 MediaGamma/python-rust-experiments 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-7/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/MediaGamma/python-rust-experiments:/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] 7abf7852f488ffc0e0b7d553776a762b9f825b244f7d028efc9a8694cb0b03bd
[INFO] running `"docker" "start" "-a" "7abf7852f488ffc0e0b7d553776a762b9f825b244f7d028efc9a8694cb0b03bd"`
[INFO] [stderr]    Compiling cpython v0.1.0
[INFO] [stderr]    Compiling python3-sys v0.1.3
[INFO] [stderr]    Compiling rust_python v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.74s
[INFO] running `"docker" "inspect" "7abf7852f488ffc0e0b7d553776a762b9f825b244f7d028efc9a8694cb0b03bd"`
[INFO] running `"docker" "rm" "-f" "7abf7852f488ffc0e0b7d553776a762b9f825b244f7d028efc9a8694cb0b03bd"`
[INFO] [stdout] 7abf7852f488ffc0e0b7d553776a762b9f825b244f7d028efc9a8694cb0b03bd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/MediaGamma/python-rust-experiments:/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] d363b9fe6386d07ffea2345e51ad26a4469e5a51e6cc6a89b447a6219c525775
[INFO] running `"docker" "start" "-a" "d363b9fe6386d07ffea2345e51ad26a4469e5a51e6cc6a89b447a6219c525775"`
[INFO] [stderr]    Compiling rust_python v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "d363b9fe6386d07ffea2345e51ad26a4469e5a51e6cc6a89b447a6219c525775"`
[INFO] running `"docker" "rm" "-f" "d363b9fe6386d07ffea2345e51ad26a4469e5a51e6cc6a89b447a6219c525775"`
[INFO] [stdout] d363b9fe6386d07ffea2345e51ad26a4469e5a51e6cc6a89b447a6219c525775
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/MediaGamma/python-rust-experiments:/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] ba8d9d8e9bd0148e611a54eea2b1bd7a02a353dd6c3242f533dc66269f3d723d
[INFO] running `"docker" "start" "-a" "ba8d9d8e9bd0148e611a54eea2b1bd7a02a353dd6c3242f533dc66269f3d723d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust2py-5671644d96317c3b
[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" "ba8d9d8e9bd0148e611a54eea2b1bd7a02a353dd6c3242f533dc66269f3d723d"`
[INFO] running `"docker" "rm" "-f" "ba8d9d8e9bd0148e611a54eea2b1bd7a02a353dd6c3242f533dc66269f3d723d"`
[INFO] [stdout] ba8d9d8e9bd0148e611a54eea2b1bd7a02a353dd6c3242f533dc66269f3d723d