[INFO] updating cached repository connors2015/rust-tutorial-chapter3
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/connors2015/rust-tutorial-chapter3
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/connors2015/rust-tutorial-chapter3" "work/ex/beta-1.38-1/sources/1.37.0/gh/connors2015/rust-tutorial-chapter3"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/connors2015/rust-tutorial-chapter3'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/connors2015/rust-tutorial-chapter3" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/connors2015/rust-tutorial-chapter3"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/connors2015/rust-tutorial-chapter3'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 559cac244fd777fdd17dedbf8211fa4cd769bcd2
[INFO] sha for GitHub repo connors2015/rust-tutorial-chapter3: 559cac244fd777fdd17dedbf8211fa4cd769bcd2
[INFO] validating manifest of connors2015/rust-tutorial-chapter3 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 connors2015/rust-tutorial-chapter3 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 connors2015/rust-tutorial-chapter3
[INFO] finished frobbing connors2015/rust-tutorial-chapter3
[INFO] frobbed toml for connors2015/rust-tutorial-chapter3 written to work/ex/beta-1.38-1/sources/1.37.0/gh/connors2015/rust-tutorial-chapter3/Cargo.toml
[INFO] started frobbing connors2015/rust-tutorial-chapter3
[INFO] finished frobbing connors2015/rust-tutorial-chapter3
[INFO] frobbed toml for connors2015/rust-tutorial-chapter3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/connors2015/rust-tutorial-chapter3/Cargo.toml
[INFO] crate connors2015/rust-tutorial-chapter3 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 connors2015/rust-tutorial-chapter3 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-2/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/connors2015/rust-tutorial-chapter3:/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] 2d2ca56d4394000dca91b19ede0f651f94b63353e8c44dc4defa3af3544db304
[INFO] running `"docker" "start" "-a" "2d2ca56d4394000dca91b19ede0f651f94b63353e8c44dc4defa3af3544db304"`
[INFO] [stderr]    Compiling rust-tutorial-chapter3 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `"docker" "inspect" "2d2ca56d4394000dca91b19ede0f651f94b63353e8c44dc4defa3af3544db304"`
[INFO] running `"docker" "rm" "-f" "2d2ca56d4394000dca91b19ede0f651f94b63353e8c44dc4defa3af3544db304"`
[INFO] [stdout] 2d2ca56d4394000dca91b19ede0f651f94b63353e8c44dc4defa3af3544db304
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/connors2015/rust-tutorial-chapter3:/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] 0686256223e72593545f2cad0e74e841ef629661d889988ecf5471511a3140d6
[INFO] running `"docker" "start" "-a" "0686256223e72593545f2cad0e74e841ef629661d889988ecf5471511a3140d6"`
[INFO] [stderr]    Compiling rust-tutorial-chapter3 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "0686256223e72593545f2cad0e74e841ef629661d889988ecf5471511a3140d6"`
[INFO] running `"docker" "rm" "-f" "0686256223e72593545f2cad0e74e841ef629661d889988ecf5471511a3140d6"`
[INFO] [stdout] 0686256223e72593545f2cad0e74e841ef629661d889988ecf5471511a3140d6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/connors2015/rust-tutorial-chapter3:/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] a8543ab6cb64433b699a5a109128351b938626ec48b3fa41ed59c07cee8334b1
[INFO] running `"docker" "start" "-a" "a8543ab6cb64433b699a5a109128351b938626ec48b3fa41ed59c07cee8334b1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_tutorial_chapter3-ce1b9831741cddc0
[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" "a8543ab6cb64433b699a5a109128351b938626ec48b3fa41ed59c07cee8334b1"`
[INFO] running `"docker" "rm" "-f" "a8543ab6cb64433b699a5a109128351b938626ec48b3fa41ed59c07cee8334b1"`
[INFO] [stdout] a8543ab6cb64433b699a5a109128351b938626ec48b3fa41ed59c07cee8334b1