[INFO] crate file_limit 0.0.2 is already in cache
[INFO] extracting crate file_limit 0.0.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/file_limit/0.0.2
[INFO] extracting crate file_limit 0.0.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/file_limit/0.0.2
[INFO] validating manifest of file_limit-0.0.2 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of file_limit-0.0.2 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing file_limit-0.0.2
[INFO] finished frobbing file_limit-0.0.2
[INFO] frobbed toml for file_limit-0.0.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/file_limit/0.0.2/Cargo.toml
[INFO] started frobbing file_limit-0.0.2
[INFO] finished frobbing file_limit-0.0.2
[INFO] frobbed toml for file_limit-0.0.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/file_limit/0.0.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing file_limit-0.0.2 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/file_limit/0.0.2:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 22fecbacd554c8b32898531cdb6db48b4555d88f43cf905d06844cbb0179e418
[INFO] running `"docker" "start" "-a" "22fecbacd554c8b32898531cdb6db48b4555d88f43cf905d06844cbb0179e418"`
[INFO] [stderr]    Compiling file_limit v0.0.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `"docker" "inspect" "22fecbacd554c8b32898531cdb6db48b4555d88f43cf905d06844cbb0179e418"`
[INFO] running `"docker" "rm" "-f" "22fecbacd554c8b32898531cdb6db48b4555d88f43cf905d06844cbb0179e418"`
[INFO] [stdout] 22fecbacd554c8b32898531cdb6db48b4555d88f43cf905d06844cbb0179e418
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/file_limit/0.0.2:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8555691855bf9ddee6fc802be2744e40692589faa95d1150ba002e84e413b7c3
[INFO] running `"docker" "start" "-a" "8555691855bf9ddee6fc802be2744e40692589faa95d1150ba002e84e413b7c3"`
[INFO] [stderr]    Compiling file_limit v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/lib.rs:82:13
[INFO] [stderr]    |
[INFO] [stderr] 82 |         Err(err) => assert!(false),
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "8555691855bf9ddee6fc802be2744e40692589faa95d1150ba002e84e413b7c3"`
[INFO] running `"docker" "rm" "-f" "8555691855bf9ddee6fc802be2744e40692589faa95d1150ba002e84e413b7c3"`
[INFO] [stdout] 8555691855bf9ddee6fc802be2744e40692589faa95d1150ba002e84e413b7c3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/file_limit/0.0.2:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 585c4fc6a49b2eb4b7d12512c4833983756fcf2d2758c227aa5daaedc699cfda
[INFO] running `"docker" "start" "-a" "585c4fc6a49b2eb4b7d12512c4833983756fcf2d2758c227aa5daaedc699cfda"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/file_limit-f0078337d71f21f6
[INFO] [stderr]    Doc-tests file_limit
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test get_file_limit ... ok
[INFO] [stdout] test set_max ... ok
[INFO] [stdout] test max_limit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "585c4fc6a49b2eb4b7d12512c4833983756fcf2d2758c227aa5daaedc699cfda"`
[INFO] running `"docker" "rm" "-f" "585c4fc6a49b2eb4b7d12512c4833983756fcf2d2758c227aa5daaedc699cfda"`
[INFO] [stdout] 585c4fc6a49b2eb4b7d12512c4833983756fcf2d2758c227aa5daaedc699cfda