[INFO] fetching crate maybe_atomic_refcell 0.3.1... [INFO] testing maybe_atomic_refcell-0.3.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate maybe_atomic_refcell 0.3.1 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate maybe_atomic_refcell 0.3.1 [INFO] finished tweaking crates.io crate maybe_atomic_refcell 0.3.1 [INFO] tweaked toml for crates.io crate maybe_atomic_refcell 0.3.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate maybe_atomic_refcell 0.3.1 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1e25f4c6d8cb631433516bf0d221444e339ae929c3af203ff2c0a901768ca1d4 [INFO] running `Command { std: "docker" "start" "-a" "1e25f4c6d8cb631433516bf0d221444e339ae929c3af203ff2c0a901768ca1d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1e25f4c6d8cb631433516bf0d221444e339ae929c3af203ff2c0a901768ca1d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e25f4c6d8cb631433516bf0d221444e339ae929c3af203ff2c0a901768ca1d4", kill_on_drop: false }` [INFO] [stdout] 1e25f4c6d8cb631433516bf0d221444e339ae929c3af203ff2c0a901768ca1d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bf9d119cd8bbd8dbbee66d661e4b23bc8628df52fff163d76f8c6154bdba3ffe [INFO] running `Command { std: "docker" "start" "-a" "bf9d119cd8bbd8dbbee66d661e4b23bc8628df52fff163d76f8c6154bdba3ffe", kill_on_drop: false }` [INFO] [stderr] Compiling atomic_refcell v0.1.13 [INFO] [stderr] Compiling maybe_atomic_refcell v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:36:26 [INFO] [stdout] | [INFO] [stdout] 36 | pub unsafe fn borrow(&self) -> MaybeAtomicRef { [INFO] [stdout] | ^^^^^ ----------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 36 | pub unsafe fn borrow(&self) -> MaybeAtomicRef<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:51:30 [INFO] [stdout] | [INFO] [stdout] 51 | pub unsafe fn borrow_mut(&self) -> MaybeAtomicRefMut { [INFO] [stdout] | ^^^^^ -------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 51 | pub unsafe fn borrow_mut(&self) -> MaybeAtomicRefMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s [INFO] running `Command { std: "docker" "inspect" "bf9d119cd8bbd8dbbee66d661e4b23bc8628df52fff163d76f8c6154bdba3ffe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf9d119cd8bbd8dbbee66d661e4b23bc8628df52fff163d76f8c6154bdba3ffe", kill_on_drop: false }` [INFO] [stdout] bf9d119cd8bbd8dbbee66d661e4b23bc8628df52fff163d76f8c6154bdba3ffe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0a49bf6da4ed0c2b7a4fac2d74ca8e751334c0b03a48e8ce29d2acacb7963ef7 [INFO] running `Command { std: "docker" "start" "-a" "0a49bf6da4ed0c2b7a4fac2d74ca8e751334c0b03a48e8ce29d2acacb7963ef7", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:36:26 [INFO] [stdout] | [INFO] [stdout] 36 | pub unsafe fn borrow(&self) -> MaybeAtomicRef { [INFO] [stdout] | ^^^^^ ----------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 36 | pub unsafe fn borrow(&self) -> MaybeAtomicRef<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:51:30 [INFO] [stdout] | [INFO] [stdout] 51 | pub unsafe fn borrow_mut(&self) -> MaybeAtomicRefMut { [INFO] [stdout] | ^^^^^ -------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 51 | pub unsafe fn borrow_mut(&self) -> MaybeAtomicRefMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling maybe_atomic_refcell v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:36:26 [INFO] [stdout] | [INFO] [stdout] 36 | pub unsafe fn borrow(&self) -> MaybeAtomicRef { [INFO] [stdout] | ^^^^^ ----------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 36 | pub unsafe fn borrow(&self) -> MaybeAtomicRef<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:51:30 [INFO] [stdout] | [INFO] [stdout] 51 | pub unsafe fn borrow_mut(&self) -> MaybeAtomicRefMut { [INFO] [stdout] | ^^^^^ -------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 51 | pub unsafe fn borrow_mut(&self) -> MaybeAtomicRefMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s [INFO] running `Command { std: "docker" "inspect" "0a49bf6da4ed0c2b7a4fac2d74ca8e751334c0b03a48e8ce29d2acacb7963ef7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a49bf6da4ed0c2b7a4fac2d74ca8e751334c0b03a48e8ce29d2acacb7963ef7", kill_on_drop: false }` [INFO] [stdout] 0a49bf6da4ed0c2b7a4fac2d74ca8e751334c0b03a48e8ce29d2acacb7963ef7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 653c98119835a34ebad9ca9b8578a8ad98742a69614ddc83cd63683edcd35713 [INFO] running `Command { std: "docker" "start" "-a" "653c98119835a34ebad9ca9b8578a8ad98742a69614ddc83cd63683edcd35713", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:36:26 [INFO] [stderr] | [INFO] [stderr] 36 | pub unsafe fn borrow(&self) -> MaybeAtomicRef { [INFO] [stderr] | ^^^^^ ----------------- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 36 | pub unsafe fn borrow(&self) -> MaybeAtomicRef<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:51:30 [INFO] [stderr] | [INFO] [stderr] 51 | pub unsafe fn borrow_mut(&self) -> MaybeAtomicRefMut { [INFO] [stderr] | ^^^^^ -------------------- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 51 | pub unsafe fn borrow_mut(&self) -> MaybeAtomicRefMut<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `maybe_atomic_refcell` (lib) generated 2 warnings (run `cargo fix --lib -p maybe_atomic_refcell` to apply 2 suggestions) [INFO] [stderr] warning: `maybe_atomic_refcell` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/maybe_atomic_refcell-2fbeefe948b61006) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test tests::it_panics_mut_mut - should panic ... ok [INFO] [stderr] Doc-tests maybe_atomic_refcell [INFO] [stdout] test tests::it_panics_mut_ref - should panic ... ok [INFO] [stdout] test tests::it_panics_ref_mut - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "653c98119835a34ebad9ca9b8578a8ad98742a69614ddc83cd63683edcd35713", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "653c98119835a34ebad9ca9b8578a8ad98742a69614ddc83cd63683edcd35713", kill_on_drop: false }` [INFO] [stdout] 653c98119835a34ebad9ca9b8578a8ad98742a69614ddc83cd63683edcd35713