[INFO] crate cluFlock 0.2.2 is already in cache
[INFO] extracting crate cluFlock 0.2.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/cluFlock/0.2.2
[INFO] extracting crate cluFlock 0.2.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cluFlock/0.2.2
[INFO] validating manifest of cluFlock-0.2.2 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 cluFlock-0.2.2 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 cluFlock-0.2.2
[INFO] finished frobbing cluFlock-0.2.2
[INFO] frobbed toml for cluFlock-0.2.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/cluFlock/0.2.2/Cargo.toml
[INFO] started frobbing cluFlock-0.2.2
[INFO] finished frobbing cluFlock-0.2.2
[INFO] frobbed toml for cluFlock-0.2.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cluFlock/0.2.2/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing cluFlock-0.2.2 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cluFlock/0.2.2:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 203d77f9cfda7da4e2513d1357574359063741b86e108362afb7e069b3df38bc
[INFO] running `"docker" "start" "-a" "203d77f9cfda7da4e2513d1357574359063741b86e108362afb7e069b3df38bc"`
[INFO] [stderr]    Compiling cluFlock v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/os_release/unix.rs:38:28
[INFO] [stderr]    |
[INFO] [stderr] 38 | impl<'a> FlockElement for (AsRawFd + 'a) {
[INFO] [stderr]    |                            ^^^^^^^^^^^^ help: use `dyn`: `dyn AsRawFd + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "203d77f9cfda7da4e2513d1357574359063741b86e108362afb7e069b3df38bc"`
[INFO] running `"docker" "rm" "-f" "203d77f9cfda7da4e2513d1357574359063741b86e108362afb7e069b3df38bc"`
[INFO] [stdout] 203d77f9cfda7da4e2513d1357574359063741b86e108362afb7e069b3df38bc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cluFlock/0.2.2:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] b03ac96e94959e0183ae6dd5a632bea4f8013fb69766c970ecd6cc8663aafcb5
[INFO] running `"docker" "start" "-a" "b03ac96e94959e0183ae6dd5a632bea4f8013fb69766c970ecd6cc8663aafcb5"`
[INFO] [stderr]    Compiling cluFlock v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/os_release/unix.rs:38:28
[INFO] [stderr]    |
[INFO] [stderr] 38 | impl<'a> FlockElement for (AsRawFd + 'a) {
[INFO] [stderr]    |                            ^^^^^^^^^^^^ help: use `dyn`: `dyn AsRawFd + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `"docker" "inspect" "b03ac96e94959e0183ae6dd5a632bea4f8013fb69766c970ecd6cc8663aafcb5"`
[INFO] running `"docker" "rm" "-f" "b03ac96e94959e0183ae6dd5a632bea4f8013fb69766c970ecd6cc8663aafcb5"`
[INFO] [stdout] b03ac96e94959e0183ae6dd5a632bea4f8013fb69766c970ecd6cc8663aafcb5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cluFlock/0.2.2:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 48c72144bff45ce8c1323d6a5358a4807f7cb6854d6abd6a4d648b17e36e377c
[INFO] running `"docker" "start" "-a" "48c72144bff45ce8c1323d6a5358a4807f7cb6854d6abd6a4d648b17e36e377c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cluFlock-298826ff4aa35664
[INFO] [stderr]    Doc-tests cluFlock
[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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs -  (line 65) ... ok
[INFO] [stdout] test src/lib.rs -  (line 27) ... ok
[INFO] [stdout] test src/lib.rs -  (line 46) ... ok
[INFO] [stdout] test src/lib.rs -  (line 92) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "48c72144bff45ce8c1323d6a5358a4807f7cb6854d6abd6a4d648b17e36e377c"`
[INFO] running `"docker" "rm" "-f" "48c72144bff45ce8c1323d6a5358a4807f7cb6854d6abd6a4d648b17e36e377c"`
[INFO] [stdout] 48c72144bff45ce8c1323d6a5358a4807f7cb6854d6abd6a4d648b17e36e377c