[INFO] updating cached repository https://github.com/BurNiinTRee/stack-calculator
[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] 9643bce9a3118d8a2d06d8fe87cc864a9f4c0182
[INFO] testing BurNiinTRee/stack-calculator against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FBurNiinTRee%2Fstack-calculator" "work/builds/worker-10/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BurNiinTRee/stack-calculator 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/BurNiinTRee/stack-calculator
[INFO] finished tweaking git repo https://github.com/BurNiinTRee/stack-calculator
[INFO] tweaked toml for git repo https://github.com/BurNiinTRee/stack-calculator written to work/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/BurNiinTRee/stack-calculator 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/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] 3958443773ec92044fdbc20e898e87b62d9c2e28591ceb30affae37eaecc9aab
[INFO] running `"docker" "start" "-a" "3958443773ec92044fdbc20e898e87b62d9c2e28591ceb30affae37eaecc9aab"`
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling rustyline v1.0.0
[INFO] [stderr]    Compiling structopt v0.2.10
[INFO] [stderr]    Compiling stack-calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.75s
[INFO] running `"docker" "inspect" "3958443773ec92044fdbc20e898e87b62d9c2e28591ceb30affae37eaecc9aab"`
[INFO] running `"docker" "rm" "-f" "3958443773ec92044fdbc20e898e87b62d9c2e28591ceb30affae37eaecc9aab"`
[INFO] [stdout] 3958443773ec92044fdbc20e898e87b62d9c2e28591ceb30affae37eaecc9aab
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/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] 6b5b0c7367aa5fad48bb9634a6442cec001227ae9673922d4f014f53e52cd779
[INFO] running `"docker" "start" "-a" "6b5b0c7367aa5fad48bb9634a6442cec001227ae9673922d4f014f53e52cd779"`
[INFO] [stderr]    Compiling stack-calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `"docker" "inspect" "6b5b0c7367aa5fad48bb9634a6442cec001227ae9673922d4f014f53e52cd779"`
[INFO] running `"docker" "rm" "-f" "6b5b0c7367aa5fad48bb9634a6442cec001227ae9673922d4f014f53e52cd779"`
[INFO] [stdout] 6b5b0c7367aa5fad48bb9634a6442cec001227ae9673922d4f014f53e52cd779
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/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] aaa453e17d9f02e94c1528cc9bb022522ee8298b8d55d9683cd2574b36f4bc77
[INFO] running `"docker" "start" "-a" "aaa453e17d9f02e94c1528cc9bb022522ee8298b8d55d9683cd2574b36f4bc77"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stack_calculator-99221695c2a0c1a7
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test arithmetic::tests::simple_addition ... ok
[INFO] [stdout] test arithmetic::tests::simple_division ... ok
[INFO] [stdout] test arithmetic::tests::simple_multiplication ... ok
[INFO] [stdout] test arithmetic::tests::simple_substraction ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stack_calculator-e65c34a8d4e7b758
[INFO] [stderr]    Doc-tests stack-calculator
[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] [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" "aaa453e17d9f02e94c1528cc9bb022522ee8298b8d55d9683cd2574b36f4bc77"`
[INFO] running `"docker" "rm" "-f" "aaa453e17d9f02e94c1528cc9bb022522ee8298b8d55d9683cd2574b36f4bc77"`
[INFO] [stdout] aaa453e17d9f02e94c1528cc9bb022522ee8298b8d55d9683cd2574b36f4bc77