[INFO] crate ev3dev-lang-rust 0.4.1 is already in cache
[INFO] extracting crate ev3dev-lang-rust 0.4.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/ev3dev-lang-rust/0.4.1
[INFO] extracting crate ev3dev-lang-rust 0.4.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/ev3dev-lang-rust/0.4.1
[INFO] validating manifest of ev3dev-lang-rust-0.4.1 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ev3dev-lang-rust-0.4.1 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ev3dev-lang-rust-0.4.1
[INFO] finished frobbing ev3dev-lang-rust-0.4.1
[INFO] frobbed toml for ev3dev-lang-rust-0.4.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/ev3dev-lang-rust/0.4.1/Cargo.toml
[INFO] started frobbing ev3dev-lang-rust-0.4.1
[INFO] finished frobbing ev3dev-lang-rust-0.4.1
[INFO] frobbed toml for ev3dev-lang-rust-0.4.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/ev3dev-lang-rust/0.4.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ev3dev-lang-rust-0.4.1 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/ev3dev-lang-rust/0.4.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 711d1fd466f3e39dc22a28e9d0d2957eb5a5cb52d4d1d64a4a6f785bb122abe5
[INFO] running `"docker" "start" "-a" "711d1fd466f3e39dc22a28e9d0d2957eb5a5cb52d4d1d64a4a6f785bb122abe5"`
[INFO] [stderr]    Compiling ev3dev-lang-rust v0.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/driver.rs:66:31
[INFO] [stderr]    |
[INFO] [stderr] 66 |         Ok(String::from(value.trim_right()))
[INFO] [stderr]    |                               ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `"docker" "inspect" "711d1fd466f3e39dc22a28e9d0d2957eb5a5cb52d4d1d64a4a6f785bb122abe5"`
[INFO] running `"docker" "rm" "-f" "711d1fd466f3e39dc22a28e9d0d2957eb5a5cb52d4d1d64a4a6f785bb122abe5"`
[INFO] [stdout] 711d1fd466f3e39dc22a28e9d0d2957eb5a5cb52d4d1d64a4a6f785bb122abe5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/ev3dev-lang-rust/0.4.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 52d70771f1b42242042a05a34fb4e63e339b0f2700e73fdbfd79d0804366ecde
[INFO] running `"docker" "start" "-a" "52d70771f1b42242042a05a34fb4e63e339b0f2700e73fdbfd79d0804366ecde"`
[INFO] [stderr]    Compiling ev3dev-lang-rust v0.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/driver.rs:66:31
[INFO] [stderr]    |
[INFO] [stderr] 66 |         Ok(String::from(value.trim_right()))
[INFO] [stderr]    |                               ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `"docker" "inspect" "52d70771f1b42242042a05a34fb4e63e339b0f2700e73fdbfd79d0804366ecde"`
[INFO] running `"docker" "rm" "-f" "52d70771f1b42242042a05a34fb4e63e339b0f2700e73fdbfd79d0804366ecde"`
[INFO] [stdout] 52d70771f1b42242042a05a34fb4e63e339b0f2700e73fdbfd79d0804366ecde
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/ev3dev-lang-rust/0.4.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 1eccf973974f7c1e97bfe8ca44e0e731f27df02827ba1a8772a4f16d01644667
[INFO] running `"docker" "start" "-a" "1eccf973974f7c1e97bfe8ca44e0e731f27df02827ba1a8772a4f16d01644667"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ev3dev_lang_rust-e4f72ffdb522f36e
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ev3dev-lang-rust
[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" "1eccf973974f7c1e97bfe8ca44e0e731f27df02827ba1a8772a4f16d01644667"`
[INFO] running `"docker" "rm" "-f" "1eccf973974f7c1e97bfe8ca44e0e731f27df02827ba1a8772a4f16d01644667"`
[INFO] [stdout] 1eccf973974f7c1e97bfe8ca44e0e731f27df02827ba1a8772a4f16d01644667