[INFO] crate threads_pool 0.2.5 is already in cache [INFO] checking threads_pool-0.2.5 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345 [INFO] extracting crate threads_pool 0.2.5 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate threads_pool 0.2.5 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate threads_pool 0.2.5 [INFO] finished tweaking crates.io crate threads_pool 0.2.5 [INFO] tweaked toml for crates.io crate threads_pool 0.2.5 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate threads_pool 0.2.5 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", 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] f75f327bc2e58a6ffc0c6e5239528261dfd1e9982e20042afb93d645c52838bd [INFO] running `Command { std: "docker" "start" "-a" "f75f327bc2e58a6ffc0c6e5239528261dfd1e9982e20042afb93d645c52838bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f75f327bc2e58a6ffc0c6e5239528261dfd1e9982e20042afb93d645c52838bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f75f327bc2e58a6ffc0c6e5239528261dfd1e9982e20042afb93d645c52838bd", kill_on_drop: false }` [INFO] [stdout] f75f327bc2e58a6ffc0c6e5239528261dfd1e9982e20042afb93d645c52838bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fcb63143e3389b07e776eb04bf6b9f1c1a7f6d2906deadbbe55f2a78b2408610 [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" "fcb63143e3389b07e776eb04bf6b9f1c1a7f6d2906deadbbe55f2a78b2408610", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling libc v0.2.59 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Compiling serde v1.0.94 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking smallvec v0.6.10 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Checking futures-core v0.3.1 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking walkdir v2.2.8 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking futures-channel v0.3.1 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking regex-automata v0.1.7 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking hashbrown v0.1.8 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Checking async-task v1.0.0 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking atty v0.2.12 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking csv-core v0.1.6 [INFO] [stderr] Checking rayon v1.1.0 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking threads_pool v0.2.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/scheduler.rs:820:28 [INFO] [stdout] | [INFO] [stdout] 820 | fn block_on(&mut self, f: F) -> Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `future` [INFO] [stdout] --> src/scheduler.rs:825:13 [INFO] [stdout] | [INFO] [stdout] 825 | let future = async move { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_future` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_derive v1.0.94 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Checking bstr v0.2.1 [INFO] [stderr] Checking csv v1.1.1 [INFO] [stderr] Checking tinytemplate v1.0.2 [INFO] [stderr] Checking criterion v0.2.11 [INFO] [stdout] warning: unused import: `threads_pool::prelude::*` [INFO] [stdout] --> examples/future.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use threads_pool::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/scheduler.rs:820:28 [INFO] [stdout] | [INFO] [stdout] 820 | fn block_on(&mut self, f: F) -> Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `future` [INFO] [stdout] --> src/scheduler.rs:825:13 [INFO] [stdout] | [INFO] [stdout] 825 | let future = async move { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_future` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 54.50s [INFO] running `Command { std: "docker" "inspect" "fcb63143e3389b07e776eb04bf6b9f1c1a7f6d2906deadbbe55f2a78b2408610", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fcb63143e3389b07e776eb04bf6b9f1c1a7f6d2906deadbbe55f2a78b2408610", kill_on_drop: false }` [INFO] [stdout] fcb63143e3389b07e776eb04bf6b9f1c1a7f6d2906deadbbe55f2a78b2408610