[INFO] updating cached repository https://github.com/jsjutzi/Rust-Temp-Converter
[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] 90718393b27b79cc8e5e23510592ea24de3e0a29
[INFO] testing jsjutzi/Rust-Temp-Converter against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsjutzi%2FRust-Temp-Converter" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jsjutzi/Rust-Temp-Converter 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/jsjutzi/Rust-Temp-Converter
[INFO] finished tweaking git repo https://github.com/jsjutzi/Rust-Temp-Converter
[INFO] tweaked toml for git repo https://github.com/jsjutzi/Rust-Temp-Converter written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/jsjutzi/Rust-Temp-Converter 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] 6f55ea1c97cf2c576f82a6f4ed7c88698e120a03d4429530c2ca95f6311a815c
[INFO] running `"docker" "start" "-a" "6f55ea1c97cf2c576f82a6f4ed7c88698e120a03d4429530c2ca95f6311a815c"`
[INFO] [stderr]    Compiling practice_file2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `check_number`
[INFO] [stderr]   --> src/main.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | fn check_number() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "6f55ea1c97cf2c576f82a6f4ed7c88698e120a03d4429530c2ca95f6311a815c"`
[INFO] running `"docker" "rm" "-f" "6f55ea1c97cf2c576f82a6f4ed7c88698e120a03d4429530c2ca95f6311a815c"`
[INFO] [stdout] 6f55ea1c97cf2c576f82a6f4ed7c88698e120a03d4429530c2ca95f6311a815c
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] 68aa7ef4ca44da1c2589e54ac9789ba7f0de6d0c70cfee0565350fb54f84c184
[INFO] running `"docker" "start" "-a" "68aa7ef4ca44da1c2589e54ac9789ba7f0de6d0c70cfee0565350fb54f84c184"`
[INFO] [stderr]    Compiling practice_file2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `check_number`
[INFO] [stderr]   --> src/main.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | fn check_number() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "68aa7ef4ca44da1c2589e54ac9789ba7f0de6d0c70cfee0565350fb54f84c184"`
[INFO] running `"docker" "rm" "-f" "68aa7ef4ca44da1c2589e54ac9789ba7f0de6d0c70cfee0565350fb54f84c184"`
[INFO] [stdout] 68aa7ef4ca44da1c2589e54ac9789ba7f0de6d0c70cfee0565350fb54f84c184
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] 75e000c96d137c803dde9ac02a3b6fefa4a9bca26a5c5685d609e21426bd3507
[INFO] running `"docker" "start" "-a" "75e000c96d137c803dde9ac02a3b6fefa4a9bca26a5c5685d609e21426bd3507"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/practice_file2-8b7907b08deea379
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_gcd ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "75e000c96d137c803dde9ac02a3b6fefa4a9bca26a5c5685d609e21426bd3507"`
[INFO] running `"docker" "rm" "-f" "75e000c96d137c803dde9ac02a3b6fefa4a9bca26a5c5685d609e21426bd3507"`
[INFO] [stdout] 75e000c96d137c803dde9ac02a3b6fefa4a9bca26a5c5685d609e21426bd3507