[INFO] crate shared-mutex 0.3.1 is already in cache [INFO] extracting crate shared-mutex 0.3.1 into work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/shared-mutex/0.3.1 [INFO] extracting crate shared-mutex 0.3.1 into work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/shared-mutex/0.3.1 [INFO] validating manifest of shared-mutex-0.3.1 on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of shared-mutex-0.3.1 on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing shared-mutex-0.3.1 [INFO] finished frobbing shared-mutex-0.3.1 [INFO] frobbed toml for shared-mutex-0.3.1 written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/shared-mutex/0.3.1/Cargo.toml [INFO] started frobbing shared-mutex-0.3.1 [INFO] finished frobbing shared-mutex-0.3.1 [INFO] frobbed toml for shared-mutex-0.3.1 written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/shared-mutex/0.3.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking shared-mutex-0.3.1 against try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a for pr-58592 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-2/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/shared-mutex/0.3.1:/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" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] aecbd00759f09db5e382cbb8a7ebbbac6415508e247f0061cabd7a8adf2b0982 [INFO] running `"docker" "start" "-a" "aecbd00759f09db5e382cbb8a7ebbbac6415508e247f0061cabd7a8adf2b0982"` [INFO] [stderr] Checking variance v0.1.3 [INFO] [stderr] Checking scopeguard v0.1.2 [INFO] [stderr] Checking poison v0.1.0 [INFO] [stderr] Checking shared-mutex v0.3.1 (/opt/crater/workdir) [INFO] [stderr] Checking scoped-pool v0.1.10 [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/lib.rs:55:9 [INFO] [stderr] | [INFO] [stderr] 55 | unsafe { self.data.into_inner().into_inner() } [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_unsafe)] on by default [INFO] [stderr] [INFO] [stderr] error: unnecessary `unsafe` block [INFO] [stderr] --> src/lib.rs:55:9 [INFO] [stderr] | [INFO] [stderr] 55 | unsafe { self.data.into_inner().into_inner() } [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] | [INFO] [stderr] note: lint level defined here [INFO] [stderr] --> src/lib.rs:1:24 [INFO] [stderr] | [INFO] [stderr] 1 | #![cfg_attr(test, deny(warnings))] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: #[deny(unused_unsafe)] implied by #[deny(warnings)] [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `shared-mutex`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "aecbd00759f09db5e382cbb8a7ebbbac6415508e247f0061cabd7a8adf2b0982"` [INFO] running `"docker" "rm" "-f" "aecbd00759f09db5e382cbb8a7ebbbac6415508e247f0061cabd7a8adf2b0982"` [INFO] [stdout] aecbd00759f09db5e382cbb8a7ebbbac6415508e247f0061cabd7a8adf2b0982