[INFO] updating cached repository VaclavStebra/rust-book-understanding-ownership
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/VaclavStebra/rust-book-understanding-ownership
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/VaclavStebra/rust-book-understanding-ownership" "work/ex/beta-1.38-1/sources/1.37.0/gh/VaclavStebra/rust-book-understanding-ownership"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/VaclavStebra/rust-book-understanding-ownership'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/VaclavStebra/rust-book-understanding-ownership" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/VaclavStebra/rust-book-understanding-ownership"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/VaclavStebra/rust-book-understanding-ownership'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3960aaa13804e7853505d7883f88617de1123cd2
[INFO] sha for GitHub repo VaclavStebra/rust-book-understanding-ownership: 3960aaa13804e7853505d7883f88617de1123cd2
[INFO] validating manifest of VaclavStebra/rust-book-understanding-ownership 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 VaclavStebra/rust-book-understanding-ownership 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 VaclavStebra/rust-book-understanding-ownership
[INFO] finished frobbing VaclavStebra/rust-book-understanding-ownership
[INFO] frobbed toml for VaclavStebra/rust-book-understanding-ownership written to work/ex/beta-1.38-1/sources/1.37.0/gh/VaclavStebra/rust-book-understanding-ownership/Cargo.toml
[INFO] started frobbing VaclavStebra/rust-book-understanding-ownership
[INFO] finished frobbing VaclavStebra/rust-book-understanding-ownership
[INFO] frobbed toml for VaclavStebra/rust-book-understanding-ownership written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/VaclavStebra/rust-book-understanding-ownership/Cargo.toml
[INFO] crate VaclavStebra/rust-book-understanding-ownership 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 VaclavStebra/rust-book-understanding-ownership 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-1/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/VaclavStebra/rust-book-understanding-ownership:/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] 1c3ce0bdfe8e52b1d475f847aecbddf990d403d698a377418fc8a2e9f9479141
[INFO] running `"docker" "start" "-a" "1c3ce0bdfe8e52b1d475f847aecbddf990d403d698a377418fc8a2e9f9479141"`
[INFO] [stderr]    Compiling rust-book-understanding-ownership v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "1c3ce0bdfe8e52b1d475f847aecbddf990d403d698a377418fc8a2e9f9479141"`
[INFO] running `"docker" "rm" "-f" "1c3ce0bdfe8e52b1d475f847aecbddf990d403d698a377418fc8a2e9f9479141"`
[INFO] [stdout] 1c3ce0bdfe8e52b1d475f847aecbddf990d403d698a377418fc8a2e9f9479141
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/VaclavStebra/rust-book-understanding-ownership:/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] 27995fc2121e30fe66f9037464f586e61026b4d2c07a3b4dd741e9b9d261302e
[INFO] running `"docker" "start" "-a" "27995fc2121e30fe66f9037464f586e61026b4d2c07a3b4dd741e9b9d261302e"`
[INFO] [stderr]    Compiling rust-book-understanding-ownership v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "27995fc2121e30fe66f9037464f586e61026b4d2c07a3b4dd741e9b9d261302e"`
[INFO] running `"docker" "rm" "-f" "27995fc2121e30fe66f9037464f586e61026b4d2c07a3b4dd741e9b9d261302e"`
[INFO] [stdout] 27995fc2121e30fe66f9037464f586e61026b4d2c07a3b4dd741e9b9d261302e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/VaclavStebra/rust-book-understanding-ownership:/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] 6819b3cf4e7d003f8c94b4c518756e49da43ac083c002cc6a6c0fd8d9903c3ee
[INFO] running `"docker" "start" "-a" "6819b3cf4e7d003f8c94b4c518756e49da43ac083c002cc6a6c0fd8d9903c3ee"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_book_understanding_ownership-59cf7bc88d38668d
[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" "6819b3cf4e7d003f8c94b4c518756e49da43ac083c002cc6a6c0fd8d9903c3ee"`
[INFO] running `"docker" "rm" "-f" "6819b3cf4e7d003f8c94b4c518756e49da43ac083c002cc6a6c0fd8d9903c3ee"`
[INFO] [stdout] 6819b3cf4e7d003f8c94b4c518756e49da43ac083c002cc6a6c0fd8d9903c3ee