[INFO] updating cached repository https://github.com/ChristianBell1995/rust_with_ruby
[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] cb392ec4cb40446099833fdcce5669ec071b5111
[INFO] testing ChristianBell1995/rust_with_ruby against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FChristianBell1995%2Frust_with_ruby" "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/ChristianBell1995/rust_with_ruby 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/ChristianBell1995/rust_with_ruby
[INFO] finished tweaking git repo https://github.com/ChristianBell1995/rust_with_ruby
[INFO] tweaked toml for git repo https://github.com/ChristianBell1995/rust_with_ruby written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ChristianBell1995/rust_with_ruby 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-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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 42d5726e33f8186931c050b1fabbab01dda5171627d332c97cb827fd36e6a24c
[INFO] running `"docker" "start" "-a" "42d5726e33f8186931c050b1fabbab01dda5171627d332c97cb827fd36e6a24c"`
[INFO] [stderr]    Compiling embed v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]  --> src/lib.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 |             for _ in (0..5_000_000) {
[INFO] [stderr]   |                      ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "42d5726e33f8186931c050b1fabbab01dda5171627d332c97cb827fd36e6a24c"`
[INFO] running `"docker" "rm" "-f" "42d5726e33f8186931c050b1fabbab01dda5171627d332c97cb827fd36e6a24c"`
[INFO] [stdout] 42d5726e33f8186931c050b1fabbab01dda5171627d332c97cb827fd36e6a24c
[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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1aa56f7bf32b81f582420ef2a1cb6f3d83852e76b03a34e5d87ae8cac6f6aae8
[INFO] running `"docker" "start" "-a" "1aa56f7bf32b81f582420ef2a1cb6f3d83852e76b03a34e5d87ae8cac6f6aae8"`
[INFO] [stderr]    Compiling embed v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]  --> src/lib.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 |             for _ in (0..5_000_000) {
[INFO] [stderr]   |                      ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "1aa56f7bf32b81f582420ef2a1cb6f3d83852e76b03a34e5d87ae8cac6f6aae8"`
[INFO] running `"docker" "rm" "-f" "1aa56f7bf32b81f582420ef2a1cb6f3d83852e76b03a34e5d87ae8cac6f6aae8"`
[INFO] [stdout] 1aa56f7bf32b81f582420ef2a1cb6f3d83852e76b03a34e5d87ae8cac6f6aae8
[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" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 0a2259a90c26735655df0b3e35cb2ab641a0789d501bb02caffe348286775415
[INFO] running `"docker" "start" "-a" "0a2259a90c26735655df0b3e35cb2ab641a0789d501bb02caffe348286775415"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/embed-09312c30872f130c
[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" "0a2259a90c26735655df0b3e35cb2ab641a0789d501bb02caffe348286775415"`
[INFO] running `"docker" "rm" "-f" "0a2259a90c26735655df0b3e35cb2ab641a0789d501bb02caffe348286775415"`
[INFO] [stdout] 0a2259a90c26735655df0b3e35cb2ab641a0789d501bb02caffe348286775415