[INFO] fetching crate fdlimit 0.1.1...
[INFO] extracting crate fdlimit 0.1.1 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/fdlimit/0.1.1
[INFO] extracting crate fdlimit 0.1.1 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/fdlimit/0.1.1
[INFO] validating manifest of fdlimit-0.1.1 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of fdlimit-0.1.1 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing fdlimit-0.1.1
[INFO] finished frobbing fdlimit-0.1.1
[INFO] frobbed toml for fdlimit-0.1.1 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/fdlimit/0.1.1/Cargo.toml
[INFO] started frobbing fdlimit-0.1.1
[INFO] finished frobbing fdlimit-0.1.1
[INFO] frobbed toml for fdlimit-0.1.1 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/fdlimit/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing fdlimit-0.1.1 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/fdlimit/0.1.1:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] b34d19143009cf0fd0af5239ccb2e84c996d5e253ac10cae6750ffe276e10f48
[INFO] running `"docker" "start" "-a" "b34d19143009cf0fd0af5239ccb2e84c996d5e253ac10cae6750ffe276e10f48"`
[INFO] [stderr]    Compiling fdlimit v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `libc` is imported redundantly
[INFO] [stderr]   --> src/lib.rs:56:6
[INFO] [stderr]    |
[INFO] [stderr] 1  | extern crate libc;
[INFO] [stderr]    | ------------------ the item `libc` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 56 |     use libc;
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `"docker" "inspect" "b34d19143009cf0fd0af5239ccb2e84c996d5e253ac10cae6750ffe276e10f48"`
[INFO] running `"docker" "rm" "-f" "b34d19143009cf0fd0af5239ccb2e84c996d5e253ac10cae6750ffe276e10f48"`
[INFO] [stdout] b34d19143009cf0fd0af5239ccb2e84c996d5e253ac10cae6750ffe276e10f48
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/fdlimit/0.1.1:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1fc217f2c107da72cb28236b65baee419e30de837e361cfa8227ed27e9f25cc3
[INFO] running `"docker" "start" "-a" "1fc217f2c107da72cb28236b65baee419e30de837e361cfa8227ed27e9f25cc3"`
[INFO] [stderr]    Compiling fdlimit v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `libc` is imported redundantly
[INFO] [stderr]   --> src/lib.rs:56:6
[INFO] [stderr]    |
[INFO] [stderr] 1  | extern crate libc;
[INFO] [stderr]    | ------------------ the item `libc` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 56 |     use libc;
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "1fc217f2c107da72cb28236b65baee419e30de837e361cfa8227ed27e9f25cc3"`
[INFO] running `"docker" "rm" "-f" "1fc217f2c107da72cb28236b65baee419e30de837e361cfa8227ed27e9f25cc3"`
[INFO] [stdout] 1fc217f2c107da72cb28236b65baee419e30de837e361cfa8227ed27e9f25cc3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/fdlimit/0.1.1:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 752fe1caf370d13d01f9a3d52e0f99343a9014a626ed0fef385c99e1cf2b9f4d
[INFO] running `"docker" "start" "-a" "752fe1caf370d13d01f9a3d52e0f99343a9014a626ed0fef385c99e1cf2b9f4d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fdlimit-71cb76f372908896
[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 fdlimit
[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" "752fe1caf370d13d01f9a3d52e0f99343a9014a626ed0fef385c99e1cf2b9f4d"`
[INFO] running `"docker" "rm" "-f" "752fe1caf370d13d01f9a3d52e0f99343a9014a626ed0fef385c99e1cf2b9f4d"`
[INFO] [stdout] 752fe1caf370d13d01f9a3d52e0f99343a9014a626ed0fef385c99e1cf2b9f4d