[INFO] fetching crate hey_listen 0.4.0... [INFO] checking hey_listen-0.4.0 against try#b0d0ea232bdae12fa8da8491a91ae1db029990ef for pr-84037 [INFO] extracting crate hey_listen 0.4.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate hey_listen 0.4.0 on toolchain b0d0ea232bdae12fa8da8491a91ae1db029990ef [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate hey_listen 0.4.0 [INFO] finished tweaking crates.io crate hey_listen 0.4.0 [INFO] tweaked toml for crates.io crate hey_listen 0.4.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 967e3ba8c3c74896fbc126b6bb3ec5b4376efa5c5e6def298d26ba63ae72bfc3 [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" "967e3ba8c3c74896fbc126b6bb3ec5b4376efa5c5e6def298d26ba63ae72bfc3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "967e3ba8c3c74896fbc126b6bb3ec5b4376efa5c5e6def298d26ba63ae72bfc3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "967e3ba8c3c74896fbc126b6bb3ec5b4376efa5c5e6def298d26ba63ae72bfc3", kill_on_drop: false }` [INFO] [stdout] 967e3ba8c3c74896fbc126b6bb3ec5b4376efa5c5e6def298d26ba63ae72bfc3 [INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b0d0ea232bdae12fa8da8491a91ae1db029990ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ea9880e61399f9ba96064409e5b8ee6666f67f16b80656ef51acf8dc04804518 [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" "ea9880e61399f9ba96064409e5b8ee6666f67f16b80656ef51acf8dc04804518", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.71 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking ucd-trie v0.1.3 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking object v0.23.0 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking bytecount v0.6.2 [INFO] [stderr] Checking lock_api v0.2.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking pest v2.1.3 [INFO] [stderr] Compiling ryu v1.0.5 [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] Compiling parking_lot_core v0.5.0 [INFO] [stderr] Compiling parking_lot v0.8.0 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling rayon v1.5.0 [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] Checking smallvec v0.6.14 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Compiling pulldown-cmark v0.8.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Checking semver-parser v0.10.2 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.3 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling backtrace v0.3.58 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Checking addr2line v0.14.1 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking semver v0.11.0 [INFO] [stderr] Checking cargo-platform v0.1.1 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking cargo_metadata v0.12.3 [INFO] [stderr] Checking skeptic v0.13.6 [INFO] [stderr] Compiling hey_listen v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/sync/parallel_dispatcher.rs:220:60 [INFO] [stdout] | [INFO] [stdout] 220 | Err(error) => Err(BuildError::NumThreads(error.description().to_string())), [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::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/sync/parallel_dispatcher.rs:220:60 [INFO] [stdout] | [INFO] [stdout] 220 | Err(error) => Err(BuildError::NumThreads(error.description().to_string())), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused boxed `Fn` trait object that must be used [INFO] [stdout] --> src/sync/parallel_dispatcher.rs:259:17 [INFO] [stdout] | [INFO] [stdout] 259 | listener_collection.fns.swap_remove(*index); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: closures are lazy and do nothing unless called [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused boxed `Fn` trait object that must be used [INFO] [stdout] --> src/sync/parallel_dispatcher.rs:259:17 [INFO] [stdout] | [INFO] [stdout] 259 | listener_collection.fns.swap_remove(*index); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: closures are lazy and do nothing unless called [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/parallel_dispatcher_test.rs:63:6 [INFO] [stdout] | [INFO] [stdout] 63 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/parallel_dispatcher_test.rs:158:6 [INFO] [stdout] | [INFO] [stdout] 158 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/parallel_dispatcher_test.rs:205:45 [INFO] [stdout] | [INFO] [stdout] 205 | fn assert_send(_: &T) {}; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/sync_listener_test.rs:311:6 [INFO] [stdout] | [INFO] [stdout] 311 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/sync_listener_test.rs:351:6 [INFO] [stdout] | [INFO] [stdout] 351 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/sync_listener_test.rs:391:6 [INFO] [stdout] | [INFO] [stdout] 391 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/sync_listener_test.rs:433:45 [INFO] [stdout] | [INFO] [stdout] 433 | fn assert_send(_: &T) {}; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/priority_listener_test.rs:263:45 [INFO] [stdout] | [INFO] [stdout] 263 | fn assert_send(_: &T) {}; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 28.93s [INFO] running `Command { std: "docker" "inspect" "ea9880e61399f9ba96064409e5b8ee6666f67f16b80656ef51acf8dc04804518", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea9880e61399f9ba96064409e5b8ee6666f67f16b80656ef51acf8dc04804518", kill_on_drop: false }` [INFO] [stdout] ea9880e61399f9ba96064409e5b8ee6666f67f16b80656ef51acf8dc04804518