[INFO] fetching crate semaphore 0.4.0... [INFO] testing semaphore-0.4.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate semaphore 0.4.0 into /workspace/builds/worker-50/source [INFO] validating manifest of crates.io crate semaphore 0.4.0 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate semaphore 0.4.0 [INFO] finished tweaking crates.io crate semaphore 0.4.0 [INFO] tweaked toml for crates.io crate semaphore 0.4.0 written to /workspace/builds/worker-50/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3a0a8b1156d3ec1b6fb90212201c6dba7d418069f15d88fc4cf30ca94bda71db [INFO] running `Command { std: "docker" "start" "-a" "3a0a8b1156d3ec1b6fb90212201c6dba7d418069f15d88fc4cf30ca94bda71db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3a0a8b1156d3ec1b6fb90212201c6dba7d418069f15d88fc4cf30ca94bda71db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a0a8b1156d3ec1b6fb90212201c6dba7d418069f15d88fc4cf30ca94bda71db", kill_on_drop: false }` [INFO] [stdout] 3a0a8b1156d3ec1b6fb90212201c6dba7d418069f15d88fc4cf30ca94bda71db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f421058510f8d000d0604c412bc4469bd6d8decce3db260eac5ca61605c7a1c1 [INFO] running `Command { std: "docker" "start" "-a" "f421058510f8d000d0604c412bc4469bd6d8decce3db260eac5ca61605c7a1c1", kill_on_drop: false }` [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling owning_ref v0.3.3 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling parking_lot_core v0.2.14 [INFO] [stderr] Compiling parking_lot v0.4.8 [INFO] [stderr] Compiling semaphore v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/raw.rs:30:47 [INFO] [stdout] | [INFO] [stdout] 30 | let previous_active = self.active.compare_and_swap( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.33s [INFO] running `Command { std: "docker" "inspect" "f421058510f8d000d0604c412bc4469bd6d8decce3db260eac5ca61605c7a1c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f421058510f8d000d0604c412bc4469bd6d8decce3db260eac5ca61605c7a1c1", kill_on_drop: false }` [INFO] [stdout] f421058510f8d000d0604c412bc4469bd6d8decce3db260eac5ca61605c7a1c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 818cd4ed0f9133b94583e1e9c0e0e6efb98d4cbc86c92fb2f006bdb1fa549e93 [INFO] running `Command { std: "docker" "start" "-a" "818cd4ed0f9133b94583e1e9c0e0e6efb98d4cbc86c92fb2f006bdb1fa549e93", kill_on_drop: false }` [INFO] [stderr] Compiling semaphore v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/raw.rs:30:47 [INFO] [stdout] | [INFO] [stdout] 30 | let previous_active = self.active.compare_and_swap( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/raw.rs:30:47 [INFO] [stdout] | [INFO] [stdout] 30 | let previous_active = self.active.compare_and_swap( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.53s [INFO] running `Command { std: "docker" "inspect" "818cd4ed0f9133b94583e1e9c0e0e6efb98d4cbc86c92fb2f006bdb1fa549e93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "818cd4ed0f9133b94583e1e9c0e0e6efb98d4cbc86c92fb2f006bdb1fa549e93", kill_on_drop: false }` [INFO] [stdout] 818cd4ed0f9133b94583e1e9c0e0e6efb98d4cbc86c92fb2f006bdb1fa549e93 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e91bad7263429e1e284ec917281b0c35f023f513087b736c9acb130ce13317c5 [INFO] running `Command { std: "docker" "start" "-a" "e91bad7263429e1e284ec917281b0c35f023f513087b736c9acb130ce13317c5", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stderr] --> src/raw.rs:30:47 [INFO] [stderr] | [INFO] [stderr] 30 | let previous_active = self.active.compare_and_swap( [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `semaphore` (lib) generated 1 warning [INFO] [stderr] warning: `semaphore` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.19s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/semaphore-f9abbc32fec058d9) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stderr] Doc-tests semaphore [INFO] [stdout] test tests::dropping_guard_frees_capacity ... ok [INFO] [stdout] test tests::fails_to_acquire_when_full ... ok [INFO] [stdout] test tests::first_shutdown_can_extract_resource ... ok [INFO] [stdout] test tests::fails_to_acquire_when_shut_down ... ok [INFO] [stdout] test tests::shutdown_complete_when_guard_drops ... ok [INFO] [stdout] test tests::succeeds_to_acquire_when_empty ... ok [INFO] [stdout] test tests::shutdown_complete_when_empty ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [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" "e91bad7263429e1e284ec917281b0c35f023f513087b736c9acb130ce13317c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e91bad7263429e1e284ec917281b0c35f023f513087b736c9acb130ce13317c5", kill_on_drop: false }` [INFO] [stdout] e91bad7263429e1e284ec917281b0c35f023f513087b736c9acb130ce13317c5