[INFO] updating cached repository Paqura/Rust-Crash-Course
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Paqura/Rust-Crash-Course
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Paqura/Rust-Crash-Course" "work/ex/beta-1.38-1/sources/1.37.0/gh/Paqura/Rust-Crash-Course"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Paqura/Rust-Crash-Course'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Paqura/Rust-Crash-Course" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Paqura/Rust-Crash-Course"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Paqura/Rust-Crash-Course'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6ee1282908c8d8dbdafd035259e55bc700ec30f0
[INFO] sha for GitHub repo Paqura/Rust-Crash-Course: 6ee1282908c8d8dbdafd035259e55bc700ec30f0
[INFO] validating manifest of Paqura/Rust-Crash-Course 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 Paqura/Rust-Crash-Course 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 Paqura/Rust-Crash-Course
[INFO] finished frobbing Paqura/Rust-Crash-Course
[INFO] frobbed toml for Paqura/Rust-Crash-Course written to work/ex/beta-1.38-1/sources/1.37.0/gh/Paqura/Rust-Crash-Course/Cargo.toml
[INFO] started frobbing Paqura/Rust-Crash-Course
[INFO] finished frobbing Paqura/Rust-Crash-Course
[INFO] frobbed toml for Paqura/Rust-Crash-Course written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Paqura/Rust-Crash-Course/Cargo.toml
[INFO] crate Paqura/Rust-Crash-Course 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 Paqura/Rust-Crash-Course 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/Paqura/Rust-Crash-Course:/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] 1c417ed8056197ea0b058a9c33dfd895bcc9ac9f2468ac2116f322a4aeda76ce
[INFO] running `"docker" "start" "-a" "1c417ed8056197ea0b058a9c33dfd895bcc9ac9f2468ac2116f322a4aeda76ce"`
[INFO] [stderr]    Compiling rust-crash-course v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "1c417ed8056197ea0b058a9c33dfd895bcc9ac9f2468ac2116f322a4aeda76ce"`
[INFO] running `"docker" "rm" "-f" "1c417ed8056197ea0b058a9c33dfd895bcc9ac9f2468ac2116f322a4aeda76ce"`
[INFO] [stdout] 1c417ed8056197ea0b058a9c33dfd895bcc9ac9f2468ac2116f322a4aeda76ce
[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/Paqura/Rust-Crash-Course:/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] 5918d9d2dcc849fa12399ecd1556e675276007e5b15fa572533bc40ba36eca89
[INFO] running `"docker" "start" "-a" "5918d9d2dcc849fa12399ecd1556e675276007e5b15fa572533bc40ba36eca89"`
[INFO] [stderr]    Compiling rust-crash-course v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "5918d9d2dcc849fa12399ecd1556e675276007e5b15fa572533bc40ba36eca89"`
[INFO] running `"docker" "rm" "-f" "5918d9d2dcc849fa12399ecd1556e675276007e5b15fa572533bc40ba36eca89"`
[INFO] [stdout] 5918d9d2dcc849fa12399ecd1556e675276007e5b15fa572533bc40ba36eca89
[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/Paqura/Rust-Crash-Course:/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] 16d00261629e9a8c9b320199d668c813ba40a62bcaf5ed4c88ec972eb66e6722
[INFO] running `"docker" "start" "-a" "16d00261629e9a8c9b320199d668c813ba40a62bcaf5ed4c88ec972eb66e6722"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_crash_course-475725fb22d71eee
[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" "16d00261629e9a8c9b320199d668c813ba40a62bcaf5ed4c88ec972eb66e6722"`
[INFO] running `"docker" "rm" "-f" "16d00261629e9a8c9b320199d668c813ba40a62bcaf5ed4c88ec972eb66e6722"`
[INFO] [stdout] 16d00261629e9a8c9b320199d668c813ba40a62bcaf5ed4c88ec972eb66e6722