[INFO] fetching crate parity-ws 0.10.1... [INFO] checking parity-ws-0.10.1 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] extracting crate parity-ws 0.10.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate parity-ws 0.10.1 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate parity-ws 0.10.1 [INFO] finished tweaking crates.io crate parity-ws 0.10.1 [INFO] tweaked toml for crates.io crate parity-ws 0.10.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate parity-ws 0.10.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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] 4754f6be69e96dabd0edbdc1782e9fd207f23f8761ed21c45fe86471a6d66730 [INFO] running `Command { std: "docker" "start" "-a" "4754f6be69e96dabd0edbdc1782e9fd207f23f8761ed21c45fe86471a6d66730", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4754f6be69e96dabd0edbdc1782e9fd207f23f8761ed21c45fe86471a6d66730", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4754f6be69e96dabd0edbdc1782e9fd207f23f8761ed21c45fe86471a6d66730", kill_on_drop: false }` [INFO] [stdout] 4754f6be69e96dabd0edbdc1782e9fd207f23f8761ed21c45fe86471a6d66730 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 81cbae748229099922043ca78fec90a589353b29fa744705ef5586213604b5de [INFO] running `Command { std: "docker" "start" "-a" "81cbae748229099922043ca78fec90a589353b29fa744705ef5586213604b5de", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking unicode-bidi v0.3.5 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking tinyvec v1.2.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking term v0.5.2 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking parity-ws v0.10.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused closure that must be used [INFO] [stdout] --> src/factory.rs:165:9 [INFO] [stdout] | [INFO] [stdout] 165 | factory.connection_made(Sender::new(mio::Token(0), chn, 0)); [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> examples/router.rs:9:16 [INFO] [stdout] | [INFO] [stdout] 9 | inner: Box, [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn ws::Handler` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> examples/router.rs:13:63 [INFO] [stdout] | [INFO] [stdout] 13 | fn on_request(&mut self, req: &ws::Request) -> ws::Result<(ws::Response)> { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> examples/router.rs:82:63 [INFO] [stdout] | [INFO] [stdout] 82 | fn on_request(&mut self, req: &ws::Request) -> ws::Result<(ws::Response)> { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> examples/html_chat.rs:43:55 [INFO] [stdout] | [INFO] [stdout] 43 | fn on_request(&mut self, req: &Request) -> Result<(Response)> { [INFO] [stdout] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` 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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.08s [INFO] running `Command { std: "docker" "inspect" "81cbae748229099922043ca78fec90a589353b29fa744705ef5586213604b5de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81cbae748229099922043ca78fec90a589353b29fa744705ef5586213604b5de", kill_on_drop: false }` [INFO] [stdout] 81cbae748229099922043ca78fec90a589353b29fa744705ef5586213604b5de