[INFO] fetching crate threader 0.0.4... [INFO] checking threader-0.0.4 against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579 [INFO] extracting crate threader 0.0.4 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate threader 0.0.4 on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate threader 0.0.4 [INFO] finished tweaking crates.io crate threader 0.0.4 [INFO] tweaked toml for crates.io crate threader 0.0.4 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded flame v0.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eabb760dd046057eed0af75218fea53ce1440b308676c80a841c5af180abe605 [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" "eabb760dd046057eed0af75218fea53ce1440b308676c80a841c5af180abe605", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eabb760dd046057eed0af75218fea53ce1440b308676c80a841c5af180abe605", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eabb760dd046057eed0af75218fea53ce1440b308676c80a841c5af180abe605", kill_on_drop: false }` [INFO] [stdout] eabb760dd046057eed0af75218fea53ce1440b308676c80a841c5af180abe605 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3f1c34d6bd3ea197ad4be8f3af274cd0ebc466f1c05b3b2278b9f0a1f45a7207 [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" "3f1c34d6bd3ea197ad4be8f3af274cd0ebc466f1c05b3b2278b9f0a1f45a7207", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking futures-core v0.3.8 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking futures-sink v0.3.8 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Checking futures-task v0.3.8 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Compiling syn v1.0.57 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking futures-channel v0.3.8 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking serde_json v1.0.61 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling futures-macro v0.3.8 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Checking pin-project v1.0.2 [INFO] [stderr] Checking futures-util v0.3.8 [INFO] [stderr] Checking flame v0.2.2 [INFO] [stderr] Checking futures-executor v0.3.8 [INFO] [stderr] Checking futures v0.3.8 [INFO] [stderr] Checking threader v0.0.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ptr` [INFO] [stdout] --> src/thread_pool/task/raw.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | ptr, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `InvalidGuard` [INFO] [stdout] --> src/thread_pool/task/mod.rs:6:19 [INFO] [stdout] | [INFO] [stdout] 6 | use raw::{Header, InvalidGuard, RawTask}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ptr` [INFO] [stdout] --> src/thread_pool/task/raw.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | ptr, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `InvalidGuard` [INFO] [stdout] --> src/thread_pool/task/mod.rs:6:19 [INFO] [stdout] | [INFO] [stdout] 6 | use raw::{Header, InvalidGuard, RawTask}; [INFO] [stdout] | ^^^^^^^^^^^^ [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/thread_pool/task/raw.rs:181:10 [INFO] [stdout] | [INFO] [stdout] 181 | .compare_and_swap(UNLOCKED, LOCKED, Ordering::AcqRel) [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/thread_pool/worker.rs:57:14 [INFO] [stdout] | [INFO] [stdout] 57 | .compare_and_swap(RUNNING, IDLE, Ordering::AcqRel) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/utils/thread_parker.rs:127:14 [INFO] [stdout] | [INFO] [stdout] 127 | .compare_and_swap(false, true, Ordering::Release); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `try_clone` [INFO] [stdout] --> src/net/tcp.rs:102:8 [INFO] [stdout] | [INFO] [stdout] 102 | fn try_clone(&self) -> io::Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `count` [INFO] [stdout] --> src/thread_pool/mod.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 45 | count: usize, [INFO] [stdout] | ^^^^^^^^^^^^ [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/thread_pool/task/raw.rs:181:10 [INFO] [stdout] | [INFO] [stdout] 181 | .compare_and_swap(UNLOCKED, LOCKED, Ordering::AcqRel) [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/thread_pool/worker.rs:57:14 [INFO] [stdout] | [INFO] [stdout] 57 | .compare_and_swap(RUNNING, IDLE, Ordering::AcqRel) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/utils/thread_parker.rs:127:14 [INFO] [stdout] | [INFO] [stdout] 127 | .compare_and_swap(false, true, Ordering::Release); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/thread_pool/mod.rs:252:21 [INFO] [stdout] | [INFO] [stdout] 252 | fn poll(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `try_clone` [INFO] [stdout] --> src/net/tcp.rs:102:8 [INFO] [stdout] | [INFO] [stdout] 102 | fn try_clone(&self) -> io::Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `count` [INFO] [stdout] --> src/thread_pool/mod.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 45 | count: usize, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 31.28s [INFO] running `Command { std: "docker" "inspect" "3f1c34d6bd3ea197ad4be8f3af274cd0ebc466f1c05b3b2278b9f0a1f45a7207", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f1c34d6bd3ea197ad4be8f3af274cd0ebc466f1c05b3b2278b9f0a1f45a7207", kill_on_drop: false }` [INFO] [stdout] 3f1c34d6bd3ea197ad4be8f3af274cd0ebc466f1c05b3b2278b9f0a1f45a7207