[INFO] fetching crate block_allocator 0.2.2... [INFO] testing block_allocator-0.2.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate block_allocator 0.2.2 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate block_allocator 0.2.2 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate block_allocator 0.2.2 [INFO] finished tweaking crates.io crate block_allocator 0.2.2 [INFO] tweaked toml for crates.io crate block_allocator 0.2.2 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64bfe52915b152c1124973a8064e469da93e845180fe8e7e1ede074decae3cc0 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "64bfe52915b152c1124973a8064e469da93e845180fe8e7e1ede074decae3cc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64bfe52915b152c1124973a8064e469da93e845180fe8e7e1ede074decae3cc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64bfe52915b152c1124973a8064e469da93e845180fe8e7e1ede074decae3cc0", kill_on_drop: false }` [INFO] [stdout] 64bfe52915b152c1124973a8064e469da93e845180fe8e7e1ede074decae3cc0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 736996878f8bf786975a8f4c825a70c2388667f05e8cf04b050ae5a7910f6b28 [INFO] running `Command { std: "docker" "start" "-a" "736996878f8bf786975a8f4c825a70c2388667f05e8cf04b050ae5a7910f6b28", kill_on_drop: false }` [INFO] [stderr] Compiling fs2 v0.2.5 [INFO] [stderr] Compiling memmap v0.4.0 [INFO] [stderr] Compiling block_allocator v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/block_allocator.rs:19:25 [INFO] [stdout] | [INFO] [stdout] 19 | const PAGE_SIZE : u32 = (1 << 12); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 19 - const PAGE_SIZE : u32 = (1 << 12); [INFO] [stdout] 19 + const PAGE_SIZE : u32 = 1 << 12; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/block_allocator.rs:250:32 [INFO] [stdout] | [INFO] [stdout] 250 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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/block_allocator.rs:135:28 [INFO] [stdout] | [INFO] [stdout] 135 | hd = self.head.compare_and_swap(hd, mem::transmute(newhd_ary), Ordering::SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [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/block_allocator.rs:183:28 [INFO] [stdout] | [INFO] [stdout] 183 | hd = self.head.compare_and_swap(hd, mem::transmute(newhd_ary), Ordering::SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.21s [INFO] running `Command { std: "docker" "inspect" "736996878f8bf786975a8f4c825a70c2388667f05e8cf04b050ae5a7910f6b28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "736996878f8bf786975a8f4c825a70c2388667f05e8cf04b050ae5a7910f6b28", kill_on_drop: false }` [INFO] [stdout] 736996878f8bf786975a8f4c825a70c2388667f05e8cf04b050ae5a7910f6b28 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6595a37280f066c05ef1cf41f4fbf36125fe8e7110a262e135e87f3715a32ca1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6595a37280f066c05ef1cf41f4fbf36125fe8e7110a262e135e87f3715a32ca1", kill_on_drop: false }` [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/block_allocator.rs:19:25 [INFO] [stdout] | [INFO] [stdout] 19 | const PAGE_SIZE : u32 = (1 << 12); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 19 - const PAGE_SIZE : u32 = (1 << 12); [INFO] [stdout] 19 + const PAGE_SIZE : u32 = 1 << 12; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/block_allocator.rs:250:32 [INFO] [stdout] | [INFO] [stdout] 250 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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/block_allocator.rs:135:28 [INFO] [stdout] | [INFO] [stdout] 135 | hd = self.head.compare_and_swap(hd, mem::transmute(newhd_ary), Ordering::SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [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/block_allocator.rs:183:28 [INFO] [stdout] | [INFO] [stdout] 183 | hd = self.head.compare_and_swap(hd, mem::transmute(newhd_ary), Ordering::SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling block_allocator v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/block_allocator.rs:19:25 [INFO] [stdout] | [INFO] [stdout] 19 | const PAGE_SIZE : u32 = (1 << 12); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 19 - const PAGE_SIZE : u32 = (1 << 12); [INFO] [stdout] 19 + const PAGE_SIZE : u32 = 1 << 12; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/block_allocator.rs:250:32 [INFO] [stdout] | [INFO] [stdout] 250 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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/block_allocator.rs:135:28 [INFO] [stdout] | [INFO] [stdout] 135 | hd = self.head.compare_and_swap(hd, mem::transmute(newhd_ary), Ordering::SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [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/block_allocator.rs:183:28 [INFO] [stdout] | [INFO] [stdout] 183 | hd = self.head.compare_and_swap(hd, mem::transmute(newhd_ary), Ordering::SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.58s [INFO] running `Command { std: "docker" "inspect" "6595a37280f066c05ef1cf41f4fbf36125fe8e7110a262e135e87f3715a32ca1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6595a37280f066c05ef1cf41f4fbf36125fe8e7110a262e135e87f3715a32ca1", kill_on_drop: false }` [INFO] [stdout] 6595a37280f066c05ef1cf41f4fbf36125fe8e7110a262e135e87f3715a32ca1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 143be237708250d17db57958f4a563a14c327e2e3a95fe49f0f6360181a17606 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "143be237708250d17db57958f4a563a14c327e2e3a95fe49f0f6360181a17606", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> src/block_allocator.rs:19:25 [INFO] [stderr] | [INFO] [stderr] 19 | const PAGE_SIZE : u32 = (1 << 12); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 19 - const PAGE_SIZE : u32 = (1 << 12); [INFO] [stderr] 19 + const PAGE_SIZE : u32 = 1 << 12; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/block_allocator.rs:250:32 [INFO] [stderr] | [INFO] [stderr] 250 | fn cause(&self) -> Option<&Error> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [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/block_allocator.rs:135:28 [INFO] [stderr] | [INFO] [stderr] 135 | hd = self.head.compare_and_swap(hd, mem::transmute(newhd_ary), Ordering::SeqCst); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [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/block_allocator.rs:183:28 [INFO] [stderr] | [INFO] [stderr] 183 | hd = self.head.compare_and_swap(hd, mem::transmute(newhd_ary), Ordering::SeqCst); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `block_allocator` (lib) generated 4 warnings [INFO] [stderr] warning: `block_allocator` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/block_allocator-61c37de9ff68c426) [INFO] [stdout] [INFO] [stdout] running 14 tests [INFO] [stdout] test block_allocator::tests::basic_raw ... ok [INFO] [stdout] test block_allocator::tests::max_cap ... ok [INFO] [stdout] test block_allocator::tests::up_down_raw ... ok [INFO] [stdout] test block_allocator::tests::realbig ... ok [INFO] [stdout] test block_allocator::tests::max_cap_raw ... ok [INFO] [stdout] test block_allocator::tests::up_down ... ok [INFO] [stdout] test block_allocator::tests::speedtest ... ok [INFO] [stdout] test block_allocator::tests::sizing ... ok [INFO] [stdout] test block_allocator::tests::sizing_raw ... ok [INFO] [stdout] test block_allocator::tests::speedtest_big ... ok [INFO] [stdout] test block_allocator::tests::basic ... ok [INFO] [stdout] test block_allocator::tests::concurrent_speed ... ok [INFO] [stdout] test block_allocator::tests::concurrency_raw ... ok [INFO] [stdout] test block_allocator::tests::concurrency ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.22s [INFO] [stdout] [INFO] [stderr] Doc-tests block_allocator [INFO] [stderr] warning: unnecessary parentheses around assigned value [INFO] [stderr] --> /opt/rustwide/workdir/src/block_allocator.rs:19:25 [INFO] [stderr] | [INFO] [stderr] 19 | const PAGE_SIZE : u32 = (1 << 12); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 19 - const PAGE_SIZE : u32 = (1 << 12); [INFO] [stderr] 19 + const PAGE_SIZE : u32 = 1 << 12; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/block_allocator.rs - block_allocator::Allocator (line 37) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "143be237708250d17db57958f4a563a14c327e2e3a95fe49f0f6360181a17606", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "143be237708250d17db57958f4a563a14c327e2e3a95fe49f0f6360181a17606", kill_on_drop: false }` [INFO] [stdout] 143be237708250d17db57958f4a563a14c327e2e3a95fe49f0f6360181a17606