[INFO] updating cached repository https://github.com/krlanguet/learning_rust
[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] 992963022d02823ea3d31cc84502aabeca95117e
[INFO] testing krlanguet/learning_rust against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrlanguet%2Flearning_rust" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/krlanguet/learning_rust on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/krlanguet/learning_rust
[INFO] finished tweaking git repo https://github.com/krlanguet/learning_rust
[INFO] tweaked toml for git repo https://github.com/krlanguet/learning_rust written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/krlanguet/learning_rust already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] ba650176a2c0bb9cb7959258ba22ec36d4c1470698caeacb520c85319b19a7fa
[INFO] running `"docker" "start" "-a" "ba650176a2c0bb9cb7959258ba22ec36d4c1470698caeacb520c85319b19a7fa"`
[INFO] [stderr]    Compiling learning_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "ba650176a2c0bb9cb7959258ba22ec36d4c1470698caeacb520c85319b19a7fa"`
[INFO] running `"docker" "rm" "-f" "ba650176a2c0bb9cb7959258ba22ec36d4c1470698caeacb520c85319b19a7fa"`
[INFO] [stdout] ba650176a2c0bb9cb7959258ba22ec36d4c1470698caeacb520c85319b19a7fa
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] e5c4c9a3fba85ebad26cffb888ea3d37af1e81b69991fe325236338db349fc41
[INFO] running `"docker" "start" "-a" "e5c4c9a3fba85ebad26cffb888ea3d37af1e81b69991fe325236338db349fc41"`
[INFO] [stderr]    Compiling learning_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `"docker" "inspect" "e5c4c9a3fba85ebad26cffb888ea3d37af1e81b69991fe325236338db349fc41"`
[INFO] running `"docker" "rm" "-f" "e5c4c9a3fba85ebad26cffb888ea3d37af1e81b69991fe325236338db349fc41"`
[INFO] [stdout] e5c4c9a3fba85ebad26cffb888ea3d37af1e81b69991fe325236338db349fc41
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] d28e4e129bdbb8bf14c6cbcfbd6d33b3f5b7edf741bd9edde94b3e35a37cabdf
[INFO] running `"docker" "start" "-a" "d28e4e129bdbb8bf14c6cbcfbd6d33b3f5b7edf741bd9edde94b3e35a37cabdf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/learning_rust-2aabe162d30bdecd
[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" "d28e4e129bdbb8bf14c6cbcfbd6d33b3f5b7edf741bd9edde94b3e35a37cabdf"`
[INFO] running `"docker" "rm" "-f" "d28e4e129bdbb8bf14c6cbcfbd6d33b3f5b7edf741bd9edde94b3e35a37cabdf"`
[INFO] [stdout] d28e4e129bdbb8bf14c6cbcfbd6d33b3f5b7edf741bd9edde94b3e35a37cabdf