[INFO] fetching crate scope-lock 0.3.1... [INFO] testing scope-lock-0.3.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate scope-lock 0.3.1 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate scope-lock 0.3.1 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate scope-lock 0.3.1 [INFO] tweaked toml for crates.io crate scope-lock 0.3.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate scope-lock 0.3.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate scope-lock 0.3.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d544574fbc5e71d3af44c12f8860a6ea0386429f6263dc6f5d4b346616f757fe [INFO] running `Command { std: "docker" "start" "-a" "d544574fbc5e71d3af44c12f8860a6ea0386429f6263dc6f5d4b346616f757fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d544574fbc5e71d3af44c12f8860a6ea0386429f6263dc6f5d4b346616f757fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d544574fbc5e71d3af44c12f8860a6ea0386429f6263dc6f5d4b346616f757fe", kill_on_drop: false }` [INFO] [stdout] d544574fbc5e71d3af44c12f8860a6ea0386429f6263dc6f5d4b346616f757fe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c8154cb21ce7ad0634c74a72bdf9b4ae3d2c8223aaebd8ea818319b92f2e12a6 [INFO] running `Command { std: "docker" "start" "-a" "c8154cb21ce7ad0634c74a72bdf9b4ae3d2c8223aaebd8ea818319b92f2e12a6", kill_on_drop: false }` [INFO] [stderr] Compiling scope-lock v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/extended/sync.rs:29:18 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn guard(&self) -> ReferenceCounterGuard { [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] 29 | pub fn guard(&self) -> ReferenceCounterGuard<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "c8154cb21ce7ad0634c74a72bdf9b4ae3d2c8223aaebd8ea818319b92f2e12a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8154cb21ce7ad0634c74a72bdf9b4ae3d2c8223aaebd8ea818319b92f2e12a6", kill_on_drop: false }` [INFO] [stdout] c8154cb21ce7ad0634c74a72bdf9b4ae3d2c8223aaebd8ea818319b92f2e12a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 59ac5923e5921ffdac512ecd2e3f717b09a2c87b951db055e9c25f7d66e220af [INFO] running `Command { std: "docker" "start" "-a" "59ac5923e5921ffdac512ecd2e3f717b09a2c87b951db055e9c25f7d66e220af", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/extended/sync.rs:29:18 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn guard(&self) -> ReferenceCounterGuard { [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] 29 | pub fn guard(&self) -> ReferenceCounterGuard<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling scope-lock v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/extended/sync.rs:29:18 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn guard(&self) -> ReferenceCounterGuard { [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] 29 | pub fn guard(&self) -> ReferenceCounterGuard<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.07s [INFO] running `Command { std: "docker" "inspect" "59ac5923e5921ffdac512ecd2e3f717b09a2c87b951db055e9c25f7d66e220af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59ac5923e5921ffdac512ecd2e3f717b09a2c87b951db055e9c25f7d66e220af", kill_on_drop: false }` [INFO] [stdout] 59ac5923e5921ffdac512ecd2e3f717b09a2c87b951db055e9c25f7d66e220af [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b96af22dd9d0adc3d38156794fb0102d60bdf3043fd5b18cedd2d49138813afb [INFO] running `Command { std: "docker" "start" "-a" "b96af22dd9d0adc3d38156794fb0102d60bdf3043fd5b18cedd2d49138813afb", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/extended/sync.rs:29:18 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn guard(&self) -> ReferenceCounterGuard { [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] 29 | pub fn guard(&self) -> ReferenceCounterGuard<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `scope-lock` (lib) generated 1 warning (run `cargo fix --lib -p scope-lock` to apply 1 suggestion) [INFO] [stderr] warning: `scope-lock` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/scope_lock-9f999667ed742bb0) [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] [stderr] Running tests/composed.rs (/opt/rustwide/target/debug/deps/composed-54c692adb0c246c0) [INFO] [stderr] Running tests/stacked_borrows_data_race.rs (/opt/rustwide/target/debug/deps/stacked_borrows_data_race-3e894e09663148f2) [INFO] [stderr] Doc-tests scope_lock [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test closure_async_boxed ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test reference_data_race ... ok [INFO] [stdout] test ref_once_data_race ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - (line 46) ... ok [INFO] [stdout] test src/lib.rs - (line 10) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b96af22dd9d0adc3d38156794fb0102d60bdf3043fd5b18cedd2d49138813afb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b96af22dd9d0adc3d38156794fb0102d60bdf3043fd5b18cedd2d49138813afb", kill_on_drop: false }` [INFO] [stdout] b96af22dd9d0adc3d38156794fb0102d60bdf3043fd5b18cedd2d49138813afb