[INFO] crate queueue 0.1.1-beta.3 is already in cache [INFO] checking queueue-0.1.1-beta.3 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] extracting crate queueue 0.1.1-beta.3 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate queueue 0.1.1-beta.3 on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate queueue 0.1.1-beta.3 [INFO] finished tweaking crates.io crate queueue 0.1.1-beta.3 [INFO] tweaked toml for crates.io crate queueue 0.1.1-beta.3 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 533134e687303ba779d3c03c9af65a0293c5e2e644cefad710c06e53c4ad82d9 [INFO] running `"docker" "start" "-a" "533134e687303ba779d3c03c9af65a0293c5e2e644cefad710c06e53c4ad82d9"` [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking oorandom v11.1.0 [INFO] [stderr] Checking queueue v0.1.1-beta.3 (/opt/rustwide/workdir) [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking serde_json v1.0.52 [INFO] [stderr] warning: the feature `const_generics` is incomplete and may cause the compiler to crash [INFO] [stderr] --> src/lib.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(const_generics, maybe_uninit_uninit_array, internal_uninit_const, const_fn, const_in_array_repeat_expressions)] [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(incomplete_features)]` on by default [INFO] [stderr] [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] warning: unused `core::result::Result` that must be used [INFO] [stderr] --> src/timing_wheel/hierarchical.rs:199:17 [INFO] [stderr] | [INFO] [stderr] 199 | self.schedule(ts, item); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stderr] --> src/timing_wheel/hierarchical.rs:444:20 [INFO] [stderr] | [INFO] [stderr] 444 | type WheelLevel = Level; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(type_alias_bounds)]` on by default [INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stderr] | [INFO] [stderr] 444 | type WheelLevel = Level; [INFO] [stderr] | -- [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking rayon-core v1.7.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking bstr v0.2.12 [INFO] [stderr] Checking tinytemplate v1.0.4 [INFO] [stderr] Checking plotters v0.2.12 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking criterion-plot v0.4.2 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Checking criterion v0.3.2 [INFO] [stderr] warning: the feature `const_generics` is incomplete and may cause the compiler to crash [INFO] [stderr] --> src/lib.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(const_generics, maybe_uninit_uninit_array, internal_uninit_const, const_fn, const_in_array_repeat_expressions)] [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(incomplete_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/queue/nonblocking.rs:145:13 [INFO] [stderr] | [INFO] [stderr] 145 | let mut producer = queue.producer(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/queue/nonblocking.rs:146:13 [INFO] [stderr] | [INFO] [stderr] 146 | let mut consumer = queue.consumer(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/queue/nonblocking.rs:184:13 [INFO] [stderr] | [INFO] [stderr] 184 | let mut producer = queue.producer(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/queue/nonblocking.rs:185:13 [INFO] [stderr] | [INFO] [stderr] 185 | let mut consumer = queue.consumer(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/queue/nonblocking.rs:233:17 [INFO] [stderr] | [INFO] [stderr] 233 | let mut producer = MPMC_QUEUE.producer(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/queue/nonblocking.rs:268:17 [INFO] [stderr] | [INFO] [stderr] 268 | let mut consumer = MPMC_QUEUE.consumer(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/timing_wheel/hierarchical.rs:199:17 [INFO] [stderr] | [INFO] [stderr] 199 | self.schedule(ts, item); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stderr] --> src/timing_wheel/hierarchical.rs:444:20 [INFO] [stderr] | [INFO] [stderr] 444 | type WheelLevel = Level; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(type_alias_bounds)]` on by default [INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stderr] | [INFO] [stderr] 444 | type WheelLevel = Level; [INFO] [stderr] | -- [INFO] [stderr] [INFO] [stderr] warning: constant `wheel_basic` should have an upper case name [INFO] [stderr] --> src/timing_wheel/hierarchical.rs:315:16 [INFO] [stderr] | [INFO] [stderr] 315 | static wheel_basic: core::cell::RefCell> = core::cell::RefCell::new(super::BoundedWheel::new_bounded(0)); [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to upper case: `WHEEL_BASIC` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> benches/queue.rs:11:13 [INFO] [stderr] | [INFO] [stderr] 11 | for i in 0..1000 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> benches/queue.rs:22:13 [INFO] [stderr] | [INFO] [stderr] 22 | for i in 0..1000 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> benches/queue.rs:41:21 [INFO] [stderr] | [INFO] [stderr] 41 | for i in 0..1000 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> benches/queue.rs:51:13 [INFO] [stderr] | [INFO] [stderr] 51 | for i in 0..1000 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> benches/queue.rs:73:21 [INFO] [stderr] | [INFO] [stderr] 73 | for i in 0..1000 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> benches/queue.rs:85:21 [INFO] [stderr] | [INFO] [stderr] 85 | for i in 0..1000 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> benches/queue.rs:95:13 [INFO] [stderr] | [INFO] [stderr] 95 | for i in 0..1000 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> benches/queue.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | let mut queue: StaticSpinQueue:: = Default::default(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> benches/queue.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | let mut producer = queue.producer(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> benches/queue.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let mut queue: StaticSpinQueue:: = Default::default(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> benches/queue.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 20 | let mut consumer = queue.consumer(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> benches/queue.rs:38:13 [INFO] [stderr] | [INFO] [stderr] 38 | let mut producer = queue.producer(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> benches/queue.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | let mut producer = queue.producer(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> benches/queue.rs:70:13 [INFO] [stderr] | [INFO] [stderr] 70 | let mut producer = queue.producer(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> benches/queue.rs:82:13 [INFO] [stderr] | [INFO] [stderr] 82 | let mut consumer = queue.consumer(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> benches/queue.rs:93:9 [INFO] [stderr] | [INFO] [stderr] 93 | let mut producer = queue.producer(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> benches/queue.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | black_box(producer.push(zero)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: static variable `stop_sig` should have an upper case name [INFO] [stderr] --> benches/queue.rs:28:8 [INFO] [stderr] | [INFO] [stderr] 28 | static stop_sig: AtomicBool = AtomicBool::new(false); [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to upper case: `STOP_SIG` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> benches/queue.rs:42:21 [INFO] [stderr] | [INFO] [stderr] 42 | black_box(producer.push(black_box(0))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> benches/queue.rs:52:13 [INFO] [stderr] | [INFO] [stderr] 52 | black_box(producer.push(black_box(0))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> benches/queue.rs:74:21 [INFO] [stderr] | [INFO] [stderr] 74 | black_box(producer.push(black_box(0))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> benches/queue.rs:96:13 [INFO] [stderr] | [INFO] [stderr] 96 | black_box(producer.push(black_box(0))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 22 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 49.59s [INFO] running `"docker" "inspect" "533134e687303ba779d3c03c9af65a0293c5e2e644cefad710c06e53c4ad82d9"` [INFO] running `"docker" "rm" "-f" "533134e687303ba779d3c03c9af65a0293c5e2e644cefad710c06e53c4ad82d9"` [INFO] [stdout] 533134e687303ba779d3c03c9af65a0293c5e2e644cefad710c06e53c4ad82d9