[INFO] fetching crate ws_stream_wasm 0.6.0... [INFO] checking ws_stream_wasm-0.6.0 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846 [INFO] extracting crate ws_stream_wasm 0.6.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate ws_stream_wasm 0.6.0 on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate ws_stream_wasm 0.6.0 [INFO] finished tweaking crates.io crate ws_stream_wasm 0.6.0 [INFO] tweaked toml for crates.io crate ws_stream_wasm 0.6.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "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" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bbb72a3091fc54560cfa6955173ab046f01f7148f20dd56c79c87e37a75dee36 [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" "bbb72a3091fc54560cfa6955173ab046f01f7148f20dd56c79c87e37a75dee36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bbb72a3091fc54560cfa6955173ab046f01f7148f20dd56c79c87e37a75dee36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbb72a3091fc54560cfa6955173ab046f01f7148f20dd56c79c87e37a75dee36", kill_on_drop: false }` [INFO] [stdout] bbb72a3091fc54560cfa6955173ab046f01f7148f20dd56c79c87e37a75dee36 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a4bfc7ca7efb357b56cb53e4956dd2689554c2e600d36e3d5940d4f8e72ec04d [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" "a4bfc7ca7efb357b56cb53e4956dd2689554c2e600d36e3d5940d4f8e72ec04d", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Checking yansi v0.5.0 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Checking tokio v0.2.22 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Compiling ws_stream_wasm v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Compiling wasm-bindgen-test-macro v0.3.17 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking tokio-util v0.2.0 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_xoshiro v0.4.0 [INFO] [stderr] Checking chrono v0.4.15 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.67 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.67 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.67 [INFO] [stderr] Checking thiserror v1.0.20 [INFO] [stderr] Checking flexi_logger v0.15.11 [INFO] [stderr] Checking wasm-bindgen v0.2.67 [INFO] [stderr] Checking pin-project v0.4.23 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking js-sys v0.3.44 [INFO] [stderr] Checking console_error_panic_hook v0.1.6 [INFO] [stderr] Checking web-sys v0.3.44 [INFO] [stderr] Checking wasm-bindgen-futures v0.4.17 [INFO] [stderr] Checking wasm-bindgen-test v0.3.17 [INFO] [stderr] Checking futures-executor v0.3.5 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking pharos v0.4.2 [INFO] [stderr] Checking futures_codec v0.4.1 [INFO] [stderr] Checking async_io_stream v0.1.0 [INFO] [stderr] Checking console_log v0.1.2 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ws_stream.rs:250:16 [INFO] [stdout] | [INFO] [stdout] 250 | fn poll_next( 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: variable does not need to be mutable [INFO] [stdout] --> src/ws_stream.rs:282:17 [INFO] [stdout] | [INFO] [stdout] 282 | fn poll_ready( mut self: Pin<&mut Self>, cx: &mut Context<'_> ) -> Poll> [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking tokio-serde-cbor v0.4.0 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ws_stream.rs:250:16 [INFO] [stdout] | [INFO] [stdout] 250 | fn poll_next( 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: variable does not need to be mutable [INFO] [stdout] --> src/ws_stream.rs:282:17 [INFO] [stdout] | [INFO] [stdout] 282 | fn poll_ready( mut self: Pin<&mut Self>, cx: &mut Context<'_> ) -> Poll> [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 17s [INFO] running `Command { std: "docker" "inspect" "a4bfc7ca7efb357b56cb53e4956dd2689554c2e600d36e3d5940d4f8e72ec04d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4bfc7ca7efb357b56cb53e4956dd2689554c2e600d36e3d5940d4f8e72ec04d", kill_on_drop: false }` [INFO] [stdout] a4bfc7ca7efb357b56cb53e4956dd2689554c2e600d36e3d5940d4f8e72ec04d