[INFO] fetching crate threader 0.0.4... [INFO] checking threader-0.0.4 against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180 [INFO] extracting crate threader 0.0.4 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate threader 0.0.4 on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "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-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "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" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9c61231a668e3c69c4b15fd2ba610cde421789730e306970145a3c78f67f2f02 [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" "9c61231a668e3c69c4b15fd2ba610cde421789730e306970145a3c78f67f2f02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9c61231a668e3c69c4b15fd2ba610cde421789730e306970145a3c78f67f2f02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c61231a668e3c69c4b15fd2ba610cde421789730e306970145a3c78f67f2f02", kill_on_drop: false }` [INFO] [stdout] 9c61231a668e3c69c4b15fd2ba610cde421789730e306970145a3c78f67f2f02 [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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bfb262f0c29f2265cd3d4842c42abbba6c0b4cb67f2182940b2f946b3cfd862d [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" "bfb262f0c29f2265cd3d4842c42abbba6c0b4cb67f2182940b2f946b3cfd862d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking crossbeam-channel v0.4.3 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.34 [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 v0.6.22 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Checking pin-project v0.4.23 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking flame v0.2.2 [INFO] [stderr] Checking futures-executor v0.3.5 [INFO] [stderr] Checking futures v0.3.5 [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: 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: 4 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: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 51.31s [INFO] running `Command { std: "docker" "inspect" "bfb262f0c29f2265cd3d4842c42abbba6c0b4cb67f2182940b2f946b3cfd862d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bfb262f0c29f2265cd3d4842c42abbba6c0b4cb67f2182940b2f946b3cfd862d", kill_on_drop: false }` [INFO] [stdout] bfb262f0c29f2265cd3d4842c42abbba6c0b4cb67f2182940b2f946b3cfd862d