[INFO] updating cached repository robertohuertasm/rust-a-gentle-introduction
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/robertohuertasm/rust-a-gentle-introduction
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/robertohuertasm/rust-a-gentle-introduction" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/robertohuertasm/rust-a-gentle-introduction"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/robertohuertasm/rust-a-gentle-introduction'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/robertohuertasm/rust-a-gentle-introduction" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/robertohuertasm/rust-a-gentle-introduction"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/robertohuertasm/rust-a-gentle-introduction'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7e36dbf2139c284f68e110fefd1edc88dec8e3ab
[INFO] sha for GitHub repo robertohuertasm/rust-a-gentle-introduction: 7e36dbf2139c284f68e110fefd1edc88dec8e3ab
[INFO] validating manifest of robertohuertasm/rust-a-gentle-introduction on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of robertohuertasm/rust-a-gentle-introduction on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing robertohuertasm/rust-a-gentle-introduction
[INFO] finished frobbing robertohuertasm/rust-a-gentle-introduction
[INFO] frobbed toml for robertohuertasm/rust-a-gentle-introduction written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/robertohuertasm/rust-a-gentle-introduction/Cargo.toml
[INFO] started frobbing robertohuertasm/rust-a-gentle-introduction
[INFO] finished frobbing robertohuertasm/rust-a-gentle-introduction
[INFO] frobbed toml for robertohuertasm/rust-a-gentle-introduction written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/robertohuertasm/rust-a-gentle-introduction/Cargo.toml
[INFO] crate robertohuertasm/rust-a-gentle-introduction has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing robertohuertasm/rust-a-gentle-introduction against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/robertohuertasm/rust-a-gentle-introduction:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 026496b3bee320adbfdfa4461f448a89b89c87ae58095106c8edab283acdb1b8
[INFO] running `"docker" "start" "-a" "026496b3bee320adbfdfa4461f448a89b89c87ae58095106c8edab283acdb1b8"`
[INFO] [stderr]    Compiling gentle_intro v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `"docker" "inspect" "026496b3bee320adbfdfa4461f448a89b89c87ae58095106c8edab283acdb1b8"`
[INFO] running `"docker" "rm" "-f" "026496b3bee320adbfdfa4461f448a89b89c87ae58095106c8edab283acdb1b8"`
[INFO] [stdout] 026496b3bee320adbfdfa4461f448a89b89c87ae58095106c8edab283acdb1b8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/robertohuertasm/rust-a-gentle-introduction:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0286290fe5b62cceea0180d5a5037ebe9e847658817606d7c854509246b82054
[INFO] running `"docker" "start" "-a" "0286290fe5b62cceea0180d5a5037ebe9e847658817606d7c854509246b82054"`
[INFO] [stderr]    Compiling gentle_intro v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "0286290fe5b62cceea0180d5a5037ebe9e847658817606d7c854509246b82054"`
[INFO] running `"docker" "rm" "-f" "0286290fe5b62cceea0180d5a5037ebe9e847658817606d7c854509246b82054"`
[INFO] [stdout] 0286290fe5b62cceea0180d5a5037ebe9e847658817606d7c854509246b82054
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/robertohuertasm/rust-a-gentle-introduction:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] c8e2bb6531d5561520b2e8451638d12208a9ba4cd1f4e50f5d06f92321832b36
[INFO] running `"docker" "start" "-a" "c8e2bb6531d5561520b2e8451638d12208a9ba4cd1f4e50f5d06f92321832b36"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/gentle_intro-f27a3e89f1ebc8fc
[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" "c8e2bb6531d5561520b2e8451638d12208a9ba4cd1f4e50f5d06f92321832b36"`
[INFO] running `"docker" "rm" "-f" "c8e2bb6531d5561520b2e8451638d12208a9ba4cd1f4e50f5d06f92321832b36"`
[INFO] [stdout] c8e2bb6531d5561520b2e8451638d12208a9ba4cd1f4e50f5d06f92321832b36