[INFO] fetching crate flume 0.10.9... [INFO] testing flume-0.10.9 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate flume 0.10.9 into /workspace/builds/worker-71/source [INFO] validating manifest of crates.io crate flume 0.10.9 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate flume 0.10.9 [INFO] finished tweaking crates.io crate flume 0.10.9 [INFO] tweaked toml for crates.io crate flume 0.10.9 written to /workspace/builds/worker-71/source/Cargo.toml [INFO] crate crates.io crate flume 0.10.9 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded futures-core v0.3.15 [INFO] [stderr] Downloaded pin-project v1.0.7 [INFO] [stderr] Downloaded futures-io v0.3.15 [INFO] [stderr] Downloaded futures-channel v0.3.15 [INFO] [stderr] Downloaded wasm-bindgen-futures v0.4.24 [INFO] [stderr] Downloaded serde_cbor v0.11.1 [INFO] [stderr] Downloaded criterion-plot v0.4.3 [INFO] [stderr] Downloaded futures-macro v0.3.15 [INFO] [stderr] Downloaded slab v0.4.3 [INFO] [stderr] Downloaded fastrand v1.4.1 [INFO] [stderr] Downloaded async-attributes v1.1.2 [INFO] [stderr] Downloaded criterion v0.3.4 [INFO] [stderr] Downloaded futures-sink v0.3.15 [INFO] [stderr] Downloaded socket2 v0.4.0 [INFO] [stderr] Downloaded futures-executor v0.3.15 [INFO] [stderr] Downloaded futures-util v0.3.15 [INFO] [stderr] Downloaded plotters-backend v0.3.0 [INFO] [stderr] Downloaded cast v0.2.6 [INFO] [stderr] Downloaded async-io v1.4.1 [INFO] [stderr] Downloaded polling v2.0.3 [INFO] [stderr] Downloaded signal-hook v0.3.9 [INFO] [stderr] Downloaded async-process v1.1.0 [INFO] [stderr] Downloaded plotters-svg v0.3.0 [INFO] [stderr] Downloaded nanorand v0.6.1 [INFO] [stderr] Downloaded ctor v0.1.20 [INFO] [stderr] Downloaded futures v0.3.15 [INFO] [stderr] Downloaded futures-task v0.3.15 [INFO] [stderr] Downloaded spin v0.9.2 [INFO] [stderr] Downloaded pin-project-internal v1.0.7 [INFO] [stderr] Downloaded value-bag v1.0.0-alpha.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 768d973b9924964ba6dd40771ddfc8b25636e35911c95af7a101edc2ae3c701b [INFO] running `Command { std: "docker" "start" "-a" "768d973b9924964ba6dd40771ddfc8b25636e35911c95af7a101edc2ae3c701b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "768d973b9924964ba6dd40771ddfc8b25636e35911c95af7a101edc2ae3c701b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "768d973b9924964ba6dd40771ddfc8b25636e35911c95af7a101edc2ae3c701b", kill_on_drop: false }` [INFO] [stdout] 768d973b9924964ba6dd40771ddfc8b25636e35911c95af7a101edc2ae3c701b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 72f0a127c4b1484e1e1f92e31ecc686b51c39377120bae70c03850339d9f6f71 [INFO] running `Command { std: "docker" "start" "-a" "72f0a127c4b1484e1e1f92e31ecc686b51c39377120bae70c03850339d9f6f71", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling libc v0.2.96 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Compiling futures-sink v0.3.15 [INFO] [stderr] Compiling lock_api v0.4.4 [INFO] [stderr] Compiling spin v0.9.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling nanorand v0.6.1 [INFO] [stderr] Compiling pin-project-internal v1.0.7 [INFO] [stderr] Compiling pin-project v1.0.7 [INFO] [stderr] Compiling flume v0.10.9 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.76s [INFO] running `Command { std: "docker" "inspect" "72f0a127c4b1484e1e1f92e31ecc686b51c39377120bae70c03850339d9f6f71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72f0a127c4b1484e1e1f92e31ecc686b51c39377120bae70c03850339d9f6f71", kill_on_drop: false }` [INFO] [stdout] 72f0a127c4b1484e1e1f92e31ecc686b51c39377120bae70c03850339d9f6f71 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bdb8c75b7e9cc32e081f56f07beef2bdbcd4953564508538ec65389b373dd620 [INFO] running `Command { std: "docker" "start" "-a" "bdb8c75b7e9cc32e081f56f07beef2bdbcd4953564508538ec65389b373dd620", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling pin-project-lite v0.2.6 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling futures-io v0.3.15 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling cache-padded v1.1.1 [INFO] [stderr] Compiling slab v0.4.3 [INFO] [stderr] Compiling fastrand v1.4.1 [INFO] [stderr] Compiling event-listener v2.5.1 [INFO] [stderr] Compiling parking v2.0.0 [INFO] [stderr] Compiling waker-fn v1.1.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling once_cell v1.7.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling async-task v4.0.3 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling signal-hook v0.3.9 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling plotters-backend v0.3.0 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling atomic-waker v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling half v1.7.1 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling socket2 v0.4.0 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling ctor v0.1.20 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Compiling concurrent-queue v1.2.2 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling async-mutex v1.4.0 [INFO] [stderr] Compiling async-lock v2.4.0 [INFO] [stderr] Compiling async-channel v1.6.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling plotters-svg v0.3.0 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.7 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling futures-lite v1.12.0 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling blocking v1.0.2 [INFO] [stderr] Compiling async-executor v1.4.1 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling polling v2.0.3 [INFO] [stderr] Compiling kv-log-macro v1.0.7 [INFO] [stderr] Compiling rustc_version v0.3.3 [INFO] [stderr] Compiling async-io v1.4.1 [INFO] [stderr] Compiling cast v0.2.6 [INFO] [stderr] Compiling async-global-executor v2.0.2 [INFO] [stderr] Compiling async-process v1.1.0 [INFO] [stderr] Compiling async-std v1.9.0 [INFO] [stderr] Compiling criterion-plot v0.4.3 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling serde_cbor v0.11.1 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.4 [INFO] [stderr] Compiling futures-executor v0.3.15 [INFO] [stderr] Compiling futures v0.3.15 [INFO] [stderr] Compiling flume v0.10.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `RecvError` [INFO] [stdout] --> tests/zero.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | use flume::{RecvError, RecvTimeoutError, TryRecvError}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RecvError` [INFO] [stdout] --> tests/list.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | use flume::{RecvError, RecvTimeoutError, TryRecvError}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/mpsc.rs:1689:34 [INFO] [stdout] | [INFO] [stdout] 1689 | _bar = rx2.recv() => { panic!() } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 1689 - _bar = rx2.recv() => { panic!() } [INFO] [stdout] 1689 + _bar = rx2.recv() => panic!() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/mpsc.rs:1693:34 [INFO] [stdout] | [INFO] [stdout] 1693 | _foo = rx1.recv() => { panic!() }, [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 1693 - _foo = rx1.recv() => { panic!() }, [INFO] [stdout] 1693 + _foo = rx1.recv() => panic!(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/mpsc.rs:1694:33 [INFO] [stdout] | [INFO] [stdout] 1694 | bar = rx2.recv() => { assert_eq!(bar.unwrap(), 2) } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 1694 - bar = rx2.recv() => { assert_eq!(bar.unwrap(), 2) } [INFO] [stdout] 1694 + bar = rx2.recv() => assert_eq!(bar.unwrap(), 2) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/mpsc.rs:1699:34 [INFO] [stdout] | [INFO] [stdout] 1699 | _bar = rx2.recv() => { panic!() } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 1699 - _bar = rx2.recv() => { panic!() } [INFO] [stdout] 1699 + _bar = rx2.recv() => panic!() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/mpsc.rs:1716:34 [INFO] [stdout] | [INFO] [stdout] 1716 | _foo = rx1.recv() => { panic!("1") }, [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 1716 - _foo = rx1.recv() => { panic!("1") }, [INFO] [stdout] 1716 + _foo = rx1.recv() => panic!("1"), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/mpsc.rs:1717:34 [INFO] [stdout] | [INFO] [stdout] 1717 | _foo = rx2.recv() => { panic!("2") }, [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 1717 - _foo = rx2.recv() => { panic!("2") }, [INFO] [stdout] 1717 + _foo = rx2.recv() => panic!("2"), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/mpsc.rs:1718:34 [INFO] [stdout] | [INFO] [stdout] 1718 | _foo = rx3.recv() => { panic!("3") }, [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 1718 - _foo = rx3.recv() => { panic!("3") }, [INFO] [stdout] 1718 + _foo = rx3.recv() => panic!("3"), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/mpsc.rs:1719:34 [INFO] [stdout] | [INFO] [stdout] 1719 | _foo = rx4.recv() => { panic!("4") }, [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 1719 - _foo = rx4.recv() => { panic!("4") }, [INFO] [stdout] 1719 + _foo = rx4.recv() => panic!("4"), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/mpsc.rs:1731:33 [INFO] [stdout] | [INFO] [stdout] 1731 | _a1 = rx1.recv() => { panic!() }, [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 1731 - _a1 = rx1.recv() => { panic!() }, [INFO] [stdout] 1731 + _a1 = rx1.recv() => panic!(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/mpsc.rs:1755:32 [INFO] [stdout] | [INFO] [stdout] 1755 | _b = rx2.recv() => { panic!() } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 1755 - _b = rx2.recv() => { panic!() } [INFO] [stdout] 1755 + _b = rx2.recv() => panic!() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/mpsc.rs:1759:31 [INFO] [stdout] | [INFO] [stdout] 1759 | a = rx1.recv() => { assert!(a.is_err()) }, [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 1759 - a = rx1.recv() => { assert!(a.is_err()) }, [INFO] [stdout] 1759 + a = rx1.recv() => assert!(a.is_err()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around block return value [INFO] [stdout] --> tests/mpsc.rs:1760:32 [INFO] [stdout] | [INFO] [stdout] 1760 | _b = rx2.recv() => { panic!() } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 1760 - _b = rx2.recv() => { panic!() } [INFO] [stdout] 1760 + _b = rx2.recv() => panic!() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RecvError` [INFO] [stdout] --> tests/array.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | use flume::{RecvError, RecvTimeoutError, TryRecvError}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `item` [INFO] [stdout] --> tests/stream.rs:248:24 [INFO] [stdout] | [INFO] [stdout] 248 | .for_each(|item| async move {}); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_item` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/stream.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | tx.send(42); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 15.78s [INFO] running `Command { std: "docker" "inspect" "bdb8c75b7e9cc32e081f56f07beef2bdbcd4953564508538ec65389b373dd620", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bdb8c75b7e9cc32e081f56f07beef2bdbcd4953564508538ec65389b373dd620", kill_on_drop: false }` [INFO] [stdout] bdb8c75b7e9cc32e081f56f07beef2bdbcd4953564508538ec65389b373dd620 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5b0472d416c6cf4f656f35f690d145a7940190f20a5fbee7a54c940c24c1450b [INFO] running `Command { std: "docker" "start" "-a" "5b0472d416c6cf4f656f35f690d145a7940190f20a5fbee7a54c940c24c1450b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `RecvError` [INFO] [stderr] --> tests/zero.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | use flume::{RecvError, RecvTimeoutError, TryRecvError}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `item` [INFO] [stderr] --> tests/stream.rs:248:24 [INFO] [stderr] | [INFO] [stderr] 248 | .for_each(|item| async move {}); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_item` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> tests/stream.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | tx.send(42); [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: unused import: `RecvError` [INFO] [stderr] --> tests/list.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | use flume::{RecvError, RecvTimeoutError, TryRecvError}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> tests/mpsc.rs:1689:34 [INFO] [stderr] | [INFO] [stderr] 1689 | _bar = rx2.recv() => { panic!() } [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 1689 - _bar = rx2.recv() => { panic!() } [INFO] [stderr] 1689 + _bar = rx2.recv() => panic!() [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> tests/mpsc.rs:1693:34 [INFO] [stderr] | [INFO] [stderr] 1693 | _foo = rx1.recv() => { panic!() }, [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 1693 - _foo = rx1.recv() => { panic!() }, [INFO] [stderr] 1693 + _foo = rx1.recv() => panic!(), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> tests/mpsc.rs:1694:33 [INFO] [stderr] | [INFO] [stderr] 1694 | bar = rx2.recv() => { assert_eq!(bar.unwrap(), 2) } [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 1694 - bar = rx2.recv() => { assert_eq!(bar.unwrap(), 2) } [INFO] [stderr] 1694 + bar = rx2.recv() => assert_eq!(bar.unwrap(), 2) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> tests/mpsc.rs:1699:34 [INFO] [stderr] | [INFO] [stderr] 1699 | _bar = rx2.recv() => { panic!() } [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 1699 - _bar = rx2.recv() => { panic!() } [INFO] [stderr] 1699 + _bar = rx2.recv() => panic!() [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> tests/mpsc.rs:1716:34 [INFO] [stderr] | [INFO] [stderr] 1716 | _foo = rx1.recv() => { panic!("1") }, [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 1716 - _foo = rx1.recv() => { panic!("1") }, [INFO] [stderr] 1716 + _foo = rx1.recv() => panic!("1"), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> tests/mpsc.rs:1717:34 [INFO] [stderr] | [INFO] [stderr] 1717 | _foo = rx2.recv() => { panic!("2") }, [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 1717 - _foo = rx2.recv() => { panic!("2") }, [INFO] [stderr] 1717 + _foo = rx2.recv() => panic!("2"), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> tests/mpsc.rs:1718:34 [INFO] [stderr] | [INFO] [stderr] 1718 | _foo = rx3.recv() => { panic!("3") }, [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 1718 - _foo = rx3.recv() => { panic!("3") }, [INFO] [stderr] 1718 + _foo = rx3.recv() => panic!("3"), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> tests/mpsc.rs:1719:34 [INFO] [stderr] | [INFO] [stderr] 1719 | _foo = rx4.recv() => { panic!("4") }, [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 1719 - _foo = rx4.recv() => { panic!("4") }, [INFO] [stderr] 1719 + _foo = rx4.recv() => panic!("4"), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> tests/mpsc.rs:1731:33 [INFO] [stderr] | [INFO] [stderr] 1731 | _a1 = rx1.recv() => { panic!() }, [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 1731 - _a1 = rx1.recv() => { panic!() }, [INFO] [stderr] 1731 + _a1 = rx1.recv() => panic!(), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> tests/mpsc.rs:1755:32 [INFO] [stderr] | [INFO] [stderr] 1755 | _b = rx2.recv() => { panic!() } [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 1755 - _b = rx2.recv() => { panic!() } [INFO] [stderr] 1755 + _b = rx2.recv() => panic!() [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> tests/mpsc.rs:1759:31 [INFO] [stderr] | [INFO] [stderr] 1759 | a = rx1.recv() => { assert!(a.is_err()) }, [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 1759 - a = rx1.recv() => { assert!(a.is_err()) }, [INFO] [stderr] 1759 + a = rx1.recv() => assert!(a.is_err()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around block return value [INFO] [stderr] --> tests/mpsc.rs:1760:32 [INFO] [stderr] | [INFO] [stderr] 1760 | _b = rx2.recv() => { panic!() } [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] help: remove these braces [INFO] [stderr] | [INFO] [stderr] 1760 - _b = rx2.recv() => { panic!() } [INFO] [stderr] 1760 + _b = rx2.recv() => panic!() [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused import: `RecvError` [INFO] [stderr] --> tests/array.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | use flume::{RecvError, RecvTimeoutError, TryRecvError}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `flume` (test "zero") generated 1 warning [INFO] [stderr] warning: `flume` (test "stream") generated 2 warnings [INFO] [stderr] warning: `flume` (test "list") generated 1 warning [INFO] [stderr] warning: `flume` (test "mpsc") generated 12 warnings [INFO] [stderr] warning: `flume` (test "array") generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.52s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/flume-8ad6b2a1895ec59d) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/after.rs (/opt/rustwide/target/debug/deps/after-36ef8b2dddfca50e) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/array.rs (/opt/rustwide/target/debug/deps/array-a660141b6f04cd74) [INFO] [stdout] [INFO] [stdout] running 22 tests [INFO] [stdout] test capacity ... ok [INFO] [stdout] test len_empty_full ... ok [INFO] [stdout] test recv_after_disconnect ... ok [INFO] [stdout] test send_after_disconnect ... ok [INFO] [stdout] test channel_through_channel ... ok [INFO] [stdout] test len ... ok [INFO] [stdout] test linearizable ... ok [INFO] [stdout] test spsc ... ok [INFO] [stdout] test mpmc ... ok [INFO] [stdout] test drops ... ok [INFO] [stdout] test disconnect_wakes_receiver ... ok [INFO] [stdout] test disconnect_wakes_sender ... ok [INFO] [stdout] test smoke ... ok [INFO] [stdout] test stress_iter ... ok [INFO] [stdout] test recv_timeout ... ok [INFO] [stdout] test try_recv ... ok [INFO] [stdout] test try_send ... ok [INFO] [stdout] test send_timeout ... ok [INFO] [stdout] test stress_timeout_two_threads ... ok [INFO] [stdout] test recv ... ok [INFO] [stdout] test send ... ok [INFO] [stdout] test stress_oneshot ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 9.57s [INFO] [stdout] [INFO] [stderr] Running tests/async.rs (/opt/rustwide/target/debug/deps/async-57f988d7686bdab1) [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test change_waker ... ok [INFO] [stdout] test parallel_async_receivers ... ok [INFO] [stdout] test async_recv ... ok [INFO] [stdout] test async_recv_disconnect ... ok [INFO] [stdout] test async_send ... ok [INFO] [stdout] test async_send_disconnect ... ok [INFO] [stdout] test async_send_1_million_no_drop_or_reorder ... ok [INFO] [stdout] test async_recv_drop_recv ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.06s [INFO] [stdout] [INFO] [stderr] Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-dddb9e3ef28e166d) [INFO] [stdout] [INFO] [stdout] running 18 tests [INFO] [stdout] test disconnect_rx ... ok [INFO] [stdout] test disconnect_tx ... ok [INFO] [stdout] test iter ... ok [INFO] [stdout] test send_recv ... ok [INFO] [stdout] test std_error_without_debug ... ok [INFO] [stdout] test try_send ... ok [INFO] [stdout] test try_iter ... ok [INFO] [stdout] test robin ... ok [INFO] [stdout] test recv_timeout_missed_send ... ok [INFO] [stdout] test iter_threaded ... ok [INFO] [stdout] test recv_deadline ... ok [INFO] [stdout] test recv_timeout ... ok [INFO] [stdout] test send_timeout ... ok [INFO] [stdout] test select_general ... ok [INFO] [stdout] test hydra ... ok [INFO] [stdout] test rendezvous ... ok [INFO] [stdout] test send_bounded ... ok [INFO] [stdout] test drain has been running for over 60 seconds [ERROR] error running command: no output for 300 seconds [INFO] running `Command { std: "docker" "inspect" "5b0472d416c6cf4f656f35f690d145a7940190f20a5fbee7a54c940c24c1450b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b0472d416c6cf4f656f35f690d145a7940190f20a5fbee7a54c940c24c1450b", kill_on_drop: false }` [INFO] [stdout] 5b0472d416c6cf4f656f35f690d145a7940190f20a5fbee7a54c940c24c1450b