[INFO] updating cached repository https://github.com/learn-you-a-rust/shadowing
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bd63055c7259564aab3bf4e3c0289c4d8ae2c619
[INFO] testing learn-you-a-rust/shadowing against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Flearn-you-a-rust%2Fshadowing" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/learn-you-a-rust/shadowing on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/learn-you-a-rust/shadowing
[INFO] finished tweaking git repo https://github.com/learn-you-a-rust/shadowing
[INFO] tweaked toml for git repo https://github.com/learn-you-a-rust/shadowing written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/learn-you-a-rust/shadowing already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] ee9d3a40a608057ff7d915ce8566d80eb66c5381a46f30f4fb8ec0d236260c9f
[INFO] running `"docker" "start" "-a" "ee9d3a40a608057ff7d915ce8566d80eb66c5381a46f30f4fb8ec0d236260c9f"`
[INFO] [stderr]    Compiling shadowing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `"docker" "inspect" "ee9d3a40a608057ff7d915ce8566d80eb66c5381a46f30f4fb8ec0d236260c9f"`
[INFO] running `"docker" "rm" "-f" "ee9d3a40a608057ff7d915ce8566d80eb66c5381a46f30f4fb8ec0d236260c9f"`
[INFO] [stdout] ee9d3a40a608057ff7d915ce8566d80eb66c5381a46f30f4fb8ec0d236260c9f
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 34e0e6ae22193a1dd5dce0958592b46cb870c9c44ccdc99422fc7488adbaaec3
[INFO] running `"docker" "start" "-a" "34e0e6ae22193a1dd5dce0958592b46cb870c9c44ccdc99422fc7488adbaaec3"`
[INFO] [stderr]    Compiling shadowing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "34e0e6ae22193a1dd5dce0958592b46cb870c9c44ccdc99422fc7488adbaaec3"`
[INFO] running `"docker" "rm" "-f" "34e0e6ae22193a1dd5dce0958592b46cb870c9c44ccdc99422fc7488adbaaec3"`
[INFO] [stdout] 34e0e6ae22193a1dd5dce0958592b46cb870c9c44ccdc99422fc7488adbaaec3
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 4aa979b73e6c0db4aa0aeafbbf8ae32de6962138e5dcef078355fcf167727683
[INFO] running `"docker" "start" "-a" "4aa979b73e6c0db4aa0aeafbbf8ae32de6962138e5dcef078355fcf167727683"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/shadowing-d35b93236c1bd86e
[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" "4aa979b73e6c0db4aa0aeafbbf8ae32de6962138e5dcef078355fcf167727683"`
[INFO] running `"docker" "rm" "-f" "4aa979b73e6c0db4aa0aeafbbf8ae32de6962138e5dcef078355fcf167727683"`
[INFO] [stdout] 4aa979b73e6c0db4aa0aeafbbf8ae32de6962138e5dcef078355fcf167727683