[INFO] updating cached repository https://github.com/nu-rust-course/rainfall-rs
[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] d7859081bdd87138cf2556f78859569e08ba95d8
[INFO] testing nu-rust-course/rainfall-rs against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnu-rust-course%2Frainfall-rs" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nu-rust-course/rainfall-rs 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/nu-rust-course/rainfall-rs
[INFO] finished tweaking git repo https://github.com/nu-rust-course/rainfall-rs
[INFO] tweaked toml for git repo https://github.com/nu-rust-course/rainfall-rs written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/nu-rust-course/rainfall-rs 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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] a06698dd4444153209b81a38b7caee162fef73c3048d826626b650df7b85b739
[INFO] running `"docker" "start" "-a" "a06698dd4444153209b81a38b7caee162fef73c3048d826626b650df7b85b739"`
[INFO] [stderr]    Compiling rainfall v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `"docker" "inspect" "a06698dd4444153209b81a38b7caee162fef73c3048d826626b650df7b85b739"`
[INFO] running `"docker" "rm" "-f" "a06698dd4444153209b81a38b7caee162fef73c3048d826626b650df7b85b739"`
[INFO] [stdout] a06698dd4444153209b81a38b7caee162fef73c3048d826626b650df7b85b739
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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] b2fcee4e79c7bc90f839997f01b39ce73205fed9352cf314ae8ba6f9c19edd93
[INFO] running `"docker" "start" "-a" "b2fcee4e79c7bc90f839997f01b39ce73205fed9352cf314ae8ba6f9c19edd93"`
[INFO] [stderr]    Compiling rainfall v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "b2fcee4e79c7bc90f839997f01b39ce73205fed9352cf314ae8ba6f9c19edd93"`
[INFO] running `"docker" "rm" "-f" "b2fcee4e79c7bc90f839997f01b39ce73205fed9352cf314ae8ba6f9c19edd93"`
[INFO] [stdout] b2fcee4e79c7bc90f839997f01b39ce73205fed9352cf314ae8ba6f9c19edd93
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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] 1cb55d78b1da02506ffbfbf8250fe69eb566dcd20c90c3c73c297b1c590befac
[INFO] running `"docker" "start" "-a" "1cb55d78b1da02506ffbfbf8250fe69eb566dcd20c90c3c73c297b1c590befac"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rainfall-16f36fd539062228
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test calculate_results_tests::given_example ... ok
[INFO] [stdout] test mean_tests::mean_2_3_4_is_3 ... ok
[INFO] [stdout] test mean_tests::mean_empty_is_nan ... ok
[INFO] [stdout] test read_measurements_tests::discards_negative ... ok
[INFO] [stdout] test read_measurements_tests::discards_noise ... ok
[INFO] [stdout] test read_measurements_tests::stops_at_999 ... ok
[INFO] [stdout] test read_measurements_tests::reads_three_measurements ... ok
[INFO] [stdout] test transform_tests::no_input ... ok
[INFO] [stdout] test write_output_tests::no_measurements_output ... ok
[INFO] [stdout] test transform_tests::input_is_3_4_5 ... ok
[INFO] [stdout] test write_output_tests::some_measurements_output ... ok
[INFO] [stdout] test transform_tests::input_is_3_4_5_and_garbage ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1cb55d78b1da02506ffbfbf8250fe69eb566dcd20c90c3c73c297b1c590befac"`
[INFO] running `"docker" "rm" "-f" "1cb55d78b1da02506ffbfbf8250fe69eb566dcd20c90c3c73c297b1c590befac"`
[INFO] [stdout] 1cb55d78b1da02506ffbfbf8250fe69eb566dcd20c90c3c73c297b1c590befac