[INFO] crate rm-improved 0.12.0 is already in cache
[INFO] testing rm-improved-0.12.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate rm-improved 0.12.0 into work/builds/worker-2/source
[INFO] validating manifest of crates.io crate rm-improved 0.12.0 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 crates.io crate rm-improved 0.12.0
[INFO] finished tweaking crates.io crate rm-improved 0.12.0
[INFO] tweaked toml for crates.io crate rm-improved 0.12.0 written to work/builds/worker-2/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: path `/big/crater/work/builds/worker-2/source/src/main.rs` was erroneously implicitly accepted for binary `rip`,
[INFO] [stderr] please set bin.path in 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] fbf592ba9bf2b8b13abf818dec9278df982397d586801755f81e24bc75cd7b58
[INFO] running `"docker" "start" "-a" "fbf592ba9bf2b8b13abf818dec9278df982397d586801755f81e24bc75cd7b58"`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/main.rs` was erroneously implicitly accepted for binary `rip`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]    Compiling same-file v0.1.3
[INFO] [stderr]    Compiling walkdir v1.0.7
[INFO] [stderr]    Compiling rm-improved v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/main.rs:247:25
[INFO] [stderr]     |
[INFO] [stderr] 247 |                         fs::remove_dir_all(dest).is_ok();
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `"docker" "inspect" "fbf592ba9bf2b8b13abf818dec9278df982397d586801755f81e24bc75cd7b58"`
[INFO] running `"docker" "rm" "-f" "fbf592ba9bf2b8b13abf818dec9278df982397d586801755f81e24bc75cd7b58"`
[INFO] [stdout] fbf592ba9bf2b8b13abf818dec9278df982397d586801755f81e24bc75cd7b58
[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] 6e1919ab9c2143027f9c17170270e0bd63b407fda91fabbc9d445d828223996b
[INFO] running `"docker" "start" "-a" "6e1919ab9c2143027f9c17170270e0bd63b407fda91fabbc9d445d828223996b"`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/main.rs` was erroneously implicitly accepted for binary `rip`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]    Compiling rm-improved v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/main.rs:247:25
[INFO] [stderr]     |
[INFO] [stderr] 247 |                         fs::remove_dir_all(dest).is_ok();
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "6e1919ab9c2143027f9c17170270e0bd63b407fda91fabbc9d445d828223996b"`
[INFO] running `"docker" "rm" "-f" "6e1919ab9c2143027f9c17170270e0bd63b407fda91fabbc9d445d828223996b"`
[INFO] [stdout] 6e1919ab9c2143027f9c17170270e0bd63b407fda91fabbc9d445d828223996b
[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] 77297e839dcc037a8834bca7d3bd0ba58909a0a0d731e78300fd9b6a432168fe
[INFO] running `"docker" "start" "-a" "77297e839dcc037a8834bca7d3bd0ba58909a0a0d731e78300fd9b6a432168fe"`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/main.rs` was erroneously implicitly accepted for binary `rip`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rip-c5504b4d7ff949a4
[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" "77297e839dcc037a8834bca7d3bd0ba58909a0a0d731e78300fd9b6a432168fe"`
[INFO] running `"docker" "rm" "-f" "77297e839dcc037a8834bca7d3bd0ba58909a0a0d731e78300fd9b6a432168fe"`
[INFO] [stdout] 77297e839dcc037a8834bca7d3bd0ba58909a0a0d731e78300fd9b6a432168fe