[INFO] crate posix_mq 0.1.3 is already in cache [INFO] extracting crate posix_mq 0.1.3 into work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/reg/posix_mq/0.1.3 [INFO] extracting crate posix_mq 0.1.3 into work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/reg/posix_mq/0.1.3 [INFO] validating manifest of posix_mq-0.1.3 on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of posix_mq-0.1.3 on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing posix_mq-0.1.3 [INFO] finished frobbing posix_mq-0.1.3 [INFO] frobbed toml for posix_mq-0.1.3 written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/reg/posix_mq/0.1.3/Cargo.toml [INFO] started frobbing posix_mq-0.1.3 [INFO] finished frobbing posix_mq-0.1.3 [INFO] frobbed toml for posix_mq-0.1.3 written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/reg/posix_mq/0.1.3/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking posix_mq-0.1.3 against master#efe2f32a6b8217425f361ec7c206910c611c03ee for pr-60039 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-7/master#efe2f32a6b8217425f361ec7c206910c611c03ee:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/reg/posix_mq/0.1.3:/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" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 42bf228257930b3821592fc125211d4cb634a9709560708bcf85340ce4d0a631 [INFO] running `"docker" "start" "-a" "42bf228257930b3821592fc125211d4cb634a9709560708bcf85340ce4d0a631"` [INFO] [stderr] Checking posix_mq v0.1.3 (/opt/crater/workdir) [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/tests.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | queue.delete(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `"docker" "inspect" "42bf228257930b3821592fc125211d4cb634a9709560708bcf85340ce4d0a631"` [INFO] running `"docker" "rm" "-f" "42bf228257930b3821592fc125211d4cb634a9709560708bcf85340ce4d0a631"` [INFO] [stdout] 42bf228257930b3821592fc125211d4cb634a9709560708bcf85340ce4d0a631