[INFO] updating cached repository https://github.com/diejmon/rust_preferences
[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] c12c7044c5d35afdc1ce0b5c4de773c9e9176cec
[INFO] testing diejmon/rust_preferences against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiejmon%2Frust_preferences" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/diejmon/rust_preferences 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/diejmon/rust_preferences
[INFO] removed workspace from git repo https://github.com/diejmon/rust_preferences
[INFO] finished tweaking git repo https://github.com/diejmon/rust_preferences
[INFO] tweaked toml for git repo https://github.com/diejmon/rust_preferences written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/diejmon/rust_preferences 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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] c69b5ffa36e7c8ec3d07dfe40b44f47f7371ab318c1b2053e58b879f5aebeb6b
[INFO] running `"docker" "start" "-a" "c69b5ffa36e7c8ec3d07dfe40b44f47f7371ab318c1b2053e58b879f5aebeb6b"`
[INFO] [stderr]    Compiling rust_preferences v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "c69b5ffa36e7c8ec3d07dfe40b44f47f7371ab318c1b2053e58b879f5aebeb6b"`
[INFO] running `"docker" "rm" "-f" "c69b5ffa36e7c8ec3d07dfe40b44f47f7371ab318c1b2053e58b879f5aebeb6b"`
[INFO] [stdout] c69b5ffa36e7c8ec3d07dfe40b44f47f7371ab318c1b2053e58b879f5aebeb6b
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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] fd5de3424dd397e49ffcf564b41e7f4cc60d03eec02d4aecebbff9f481be55e5
[INFO] running `"docker" "start" "-a" "fd5de3424dd397e49ffcf564b41e7f4cc60d03eec02d4aecebbff9f481be55e5"`
[INFO] [stderr]    Compiling rust_preferences v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `"docker" "inspect" "fd5de3424dd397e49ffcf564b41e7f4cc60d03eec02d4aecebbff9f481be55e5"`
[INFO] running `"docker" "rm" "-f" "fd5de3424dd397e49ffcf564b41e7f4cc60d03eec02d4aecebbff9f481be55e5"`
[INFO] [stdout] fd5de3424dd397e49ffcf564b41e7f4cc60d03eec02d4aecebbff9f481be55e5
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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] 9a0b362e96c0b27f45341f523a8c4aa7b7828c8a7f2063b57ed358849fb981c4
[INFO] running `"docker" "start" "-a" "9a0b362e96c0b27f45341f523a8c4aa7b7828c8a7f2063b57ed358849fb981c4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_preferences-b3b4929deb2fe901
[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] [stderr]      Running /opt/rustwide/target/debug/deps/rust_preferences-47fedebd6c258780
[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] [stderr]    Doc-tests rust_preferences
[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" "9a0b362e96c0b27f45341f523a8c4aa7b7828c8a7f2063b57ed358849fb981c4"`
[INFO] running `"docker" "rm" "-f" "9a0b362e96c0b27f45341f523a8c4aa7b7828c8a7f2063b57ed358849fb981c4"`
[INFO] [stdout] 9a0b362e96c0b27f45341f523a8c4aa7b7828c8a7f2063b57ed358849fb981c4