[INFO] fetching crate global 0.4.3... [INFO] testing global-0.4.3 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate global 0.4.3 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate global 0.4.3 [INFO] finished tweaking crates.io crate global 0.4.3 [INFO] tweaked toml for crates.io crate global 0.4.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate global 0.4.3 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 74 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] [stderr] Adding parking_lot v0.9.0 (available: v0.12.5) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_cbor v0.11.2 [INFO] [stderr] Downloaded textwrap v0.11.0 [INFO] [stderr] Downloaded criterion-plot v0.4.5 [INFO] [stderr] Downloaded csv-core v0.1.13 [INFO] [stderr] Downloaded half v1.8.3 [INFO] [stderr] Downloaded criterion v0.3.6 [INFO] [stderr] Downloaded unicode-width v0.1.14 [INFO] [stderr] Downloaded clap v2.34.0 [INFO] [stderr] Downloaded csv v1.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 908b21376a31ae0970a25567f3369dba19dafcb5276f8e4a1dcd71928e85432d [INFO] running `Command { std: "docker" "start" "-a" "908b21376a31ae0970a25567f3369dba19dafcb5276f8e4a1dcd71928e85432d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "908b21376a31ae0970a25567f3369dba19dafcb5276f8e4a1dcd71928e85432d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "908b21376a31ae0970a25567f3369dba19dafcb5276f8e4a1dcd71928e85432d", kill_on_drop: false }` [INFO] [stdout] 908b21376a31ae0970a25567f3369dba19dafcb5276f8e4a1dcd71928e85432d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 583b7a66392695e7c0dd274d586080508249d24e13672f990d243459e9291600 [INFO] running `Command { std: "docker" "start" "-a" "583b7a66392695e7c0dd274d586080508249d24e13672f990d243459e9291600", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling global v0.4.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:303:13 [INFO] [stdout] | [INFO] [stdout] 303 | drop(unsafe { [INFO] [stdout] | _____________^ - [INFO] [stdout] | |__________________| [INFO] [stdout] 304 | || // The `if` above makes sure that the inner value has been [INFO] [stdout] 305 | || // initialized. [INFO] [stdout] 306 | || std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr()); [INFO] [stdout] 307 | || }); [INFO] [stdout] | ||_____________-^ [INFO] [stdout] | |______________| [INFO] [stdout] | argument has type `()` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 303 ~ let _ = unsafe { [INFO] [stdout] 304 | // The `if` above makes sure that the inner value has been [INFO] [stdout] 305 | // initialized. [INFO] [stdout] 306 | std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr()); [INFO] [stdout] 307 ~ }; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.00s [INFO] running `Command { std: "docker" "inspect" "583b7a66392695e7c0dd274d586080508249d24e13672f990d243459e9291600", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "583b7a66392695e7c0dd274d586080508249d24e13672f990d243459e9291600", kill_on_drop: false }` [INFO] [stdout] 583b7a66392695e7c0dd274d586080508249d24e13672f990d243459e9291600 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ede8cd54a46b7097bde017307f3a96d252aaf7314a4274f59d4edc9574a0a436 [INFO] running `Command { std: "docker" "start" "-a" "ede8cd54a46b7097bde017307f3a96d252aaf7314a4274f59d4edc9574a0a436", kill_on_drop: false }` [INFO] [stderr] Compiling global v0.4.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:303:13 [INFO] [stdout] | [INFO] [stdout] 303 | drop(unsafe { [INFO] [stdout] | _____________^ - [INFO] [stdout] | |__________________| [INFO] [stdout] 304 | || // The `if` above makes sure that the inner value has been [INFO] [stdout] 305 | || // initialized. [INFO] [stdout] 306 | || std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr()); [INFO] [stdout] 307 | || }); [INFO] [stdout] | ||_____________-^ [INFO] [stdout] | |______________| [INFO] [stdout] | argument has type `()` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 303 ~ let _ = unsafe { [INFO] [stdout] 304 | // The `if` above makes sure that the inner value has been [INFO] [stdout] 305 | // initialized. [INFO] [stdout] 306 | std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr()); [INFO] [stdout] 307 ~ }; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:303:13 [INFO] [stdout] | [INFO] [stdout] 303 | drop(unsafe { [INFO] [stdout] | _____________^ - [INFO] [stdout] | |__________________| [INFO] [stdout] 304 | || // The `if` above makes sure that the inner value has been [INFO] [stdout] 305 | || // initialized. [INFO] [stdout] 306 | || std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr()); [INFO] [stdout] 307 | || }); [INFO] [stdout] | ||_____________-^ [INFO] [stdout] | |______________| [INFO] [stdout] | argument has type `()` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 303 ~ let _ = unsafe { [INFO] [stdout] 304 | // The `if` above makes sure that the inner value has been [INFO] [stdout] 305 | // initialized. [INFO] [stdout] 306 | std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr()); [INFO] [stdout] 307 ~ }; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s [INFO] running `Command { std: "docker" "inspect" "ede8cd54a46b7097bde017307f3a96d252aaf7314a4274f59d4edc9574a0a436", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ede8cd54a46b7097bde017307f3a96d252aaf7314a4274f59d4edc9574a0a436", kill_on_drop: false }` [INFO] [stdout] ede8cd54a46b7097bde017307f3a96d252aaf7314a4274f59d4edc9574a0a436 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d7e66e83711f3e90bb27d7bc94b13b2674772b341cdab05fe68e1c0fa0054838 [INFO] running `Command { std: "docker" "start" "-a" "d7e66e83711f3e90bb27d7bc94b13b2674772b341cdab05fe68e1c0fa0054838", kill_on_drop: false }` [INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:303:13 [INFO] [stderr] | [INFO] [stderr] 303 | drop(unsafe { [INFO] [stderr] | _____________^ - [INFO] [stderr] | |__________________| [INFO] [stderr] 304 | || // The `if` above makes sure that the inner value has been [INFO] [stderr] 305 | || // initialized. [INFO] [stderr] 306 | || std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr()); [INFO] [stderr] 307 | || }); [INFO] [stderr] | ||_____________-^ [INFO] [stderr] | |______________| [INFO] [stderr] | argument has type `()` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 303 ~ let _ = unsafe { [INFO] [stderr] 304 | // The `if` above makes sure that the inner value has been [INFO] [stderr] 305 | // initialized. [INFO] [stderr] 306 | std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr()); [INFO] [stderr] 307 ~ }; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `global` (lib) generated 1 warning [INFO] [stderr] warning: `global` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/global-9f9b9580825fcad0) [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test test::borrow_immutably_while_immutably_borrowed ... ok [INFO] [stdout] test test::ensure_drop ... ok [INFO] [stdout] test test::no_race_extended_lock ... ok [INFO] [stdout] test test::borrow_mutably_while_immutably_borrowed - should panic ... ok [INFO] [stdout] test test::borrow_immutably_while_mutably_borrowed - should panic ... ok [INFO] [stdout] test test::borrow_mutably_while_mutably_borrowed - should panic ... ok [INFO] [stdout] test test::complex_thread_interactions ... ok [INFO] [stdout] test test::no_race_condition ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s [INFO] [stdout] [INFO] [stderr] Doc-tests global [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - GlobalGuardMut (line 200) ... ok [INFO] [stdout] test src/lib.rs - GlobalGuard (line 251) ... ok [INFO] [stdout] test src/lib.rs - (line 4) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d7e66e83711f3e90bb27d7bc94b13b2674772b341cdab05fe68e1c0fa0054838", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7e66e83711f3e90bb27d7bc94b13b2674772b341cdab05fe68e1c0fa0054838", kill_on_drop: false }` [INFO] [stdout] d7e66e83711f3e90bb27d7bc94b13b2674772b341cdab05fe68e1c0fa0054838