[INFO] fetching crate meio-ws 0.22.1...
[INFO] testing meio-ws-0.22.1 against master#159ba8a92c9e2fa4121f106176309521f4af87e9+rustflags=-Copt-level=3 for pr-107051
[INFO] extracting crate meio-ws 0.22.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate meio-ws 0.22.1 on toolchain 159ba8a92c9e2fa4121f106176309521f4af87e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate meio-ws 0.22.1
[INFO] finished tweaking crates.io crate meio-ws 0.22.1
[INFO] tweaked toml for crates.io crate meio-ws 0.22.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-tungstenite v0.11.0
[INFO] [stderr]   Downloaded async-tungstenite v0.9.3
[INFO] [stderr]   Downloaded warp v0.2.5
[INFO] [stderr]   Downloaded tungstenite v0.11.1
[INFO] [stderr]   Downloaded meio v0.22.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71fbc28789c7972bfc3d6cc355fe1f87abdd97db5a96761baf6fd35af290f232
[INFO] running `Command { std: "docker" "start" "-a" "71fbc28789c7972bfc3d6cc355fe1f87abdd97db5a96761baf6fd35af290f232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71fbc28789c7972bfc3d6cc355fe1f87abdd97db5a96761baf6fd35af290f232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71fbc28789c7972bfc3d6cc355fe1f87abdd97db5a96761baf6fd35af290f232", kill_on_drop: false }`
[INFO] [stdout] 71fbc28789c7972bfc3d6cc355fe1f87abdd97db5a96761baf6fd35af290f232
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 538dbb019b3c407ad56d0d1f27127117105a9a1998287e569a7a8946e92b1dde
[INFO] running `Command { std: "docker" "start" "-a" "538dbb019b3c407ad56d0d1f27127117105a9a1998287e569a7a8946e92b1dde", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling memchr v2.5.0
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[INFO] [stderr]    Compiling slab v0.4.7
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[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling bytes v1.3.0
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling openssl v0.10.45
[INFO] [stderr]    Compiling percent-encoding v2.2.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.10
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling http v0.2.8
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[INFO] [stderr]    Compiling tracing-core v0.1.30
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[INFO] [stderr]    Compiling serde v1.0.152
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[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.6
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling async-trait v0.1.62
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling try-lock v0.2.4
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling tempfile v3.3.0
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[INFO] [stderr]    Compiling sha1 v0.10.5
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[INFO] [stderr]    Compiling socket2 v0.3.19
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[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling urlencoding v1.3.3
[INFO] [stderr]    Compiling headers v0.3.8
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling multipart v0.17.1
[INFO] [stderr]    Compiling openssl-sys v0.9.80
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.25
[INFO] [stderr]    Compiling futures v0.3.25
[INFO] [stderr]    Compiling pin-project v1.0.12
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling pin-project v0.4.30
[INFO] [stderr]    Compiling tokio-tungstenite v0.11.0
[INFO] [stderr]    Compiling async-tungstenite v0.9.3
[INFO] [stderr]    Compiling meio v0.22.1
[INFO] [stderr]    Compiling hyper v0.13.10
[INFO] [stderr]    Compiling warp v0.2.5
[INFO] [stderr]    Compiling meio-ws v0.22.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `timeout`
[INFO] [stdout]    --> src/client.rs:164:29
[INFO] [stdout]     |
[INFO] [stdout] 164 | ...                   timeout = delay => {
[INFO] [stdout]     |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 34s
[INFO] running `Command { std: "docker" "inspect" "538dbb019b3c407ad56d0d1f27127117105a9a1998287e569a7a8946e92b1dde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "538dbb019b3c407ad56d0d1f27127117105a9a1998287e569a7a8946e92b1dde", kill_on_drop: false }`
[INFO] [stdout] 538dbb019b3c407ad56d0d1f27127117105a9a1998287e569a7a8946e92b1dde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79191ed730cff427b816d85523b986d3bd0cfb92a76d2d842ded78adb057b343
[INFO] running `Command { std: "docker" "start" "-a" "79191ed730cff427b816d85523b986d3bd0cfb92a76d2d842ded78adb057b343", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `timeout`
[INFO] [stdout]    --> src/client.rs:164:29
[INFO] [stdout]     |
[INFO] [stdout] 164 | ...                   timeout = delay => {
[INFO] [stdout]     |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling meio-ws v0.22.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `timeout`
[INFO] [stdout]    --> src/client.rs:164:29
[INFO] [stdout]     |
[INFO] [stdout] 164 | ...                   timeout = delay => {
[INFO] [stdout]     |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "79191ed730cff427b816d85523b986d3bd0cfb92a76d2d842ded78adb057b343", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79191ed730cff427b816d85523b986d3bd0cfb92a76d2d842ded78adb057b343", kill_on_drop: false }`
[INFO] [stdout] 79191ed730cff427b816d85523b986d3bd0cfb92a76d2d842ded78adb057b343
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 89347061db3c693e90c911d60a55c2d1eea3954a56f425c8d306ddccc347c7af
[INFO] running `Command { std: "docker" "start" "-a" "89347061db3c693e90c911d60a55c2d1eea3954a56f425c8d306ddccc347c7af", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `timeout`
[INFO] [stderr]    --> src/client.rs:164:29
[INFO] [stderr]     |
[INFO] [stderr] 164 | ...                   timeout = delay => {
[INFO] [stderr]     |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `meio-ws` (lib) generated 1 warning (run `cargo fix --lib -p meio-ws` to apply 1 suggestion)
[INFO] [stderr] warning: `meio-ws` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/meio_ws-81b1679bb8b99ccd)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests meio-ws
[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] [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] running `Command { std: "docker" "inspect" "89347061db3c693e90c911d60a55c2d1eea3954a56f425c8d306ddccc347c7af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89347061db3c693e90c911d60a55c2d1eea3954a56f425c8d306ddccc347c7af", kill_on_drop: false }`
[INFO] [stdout] 89347061db3c693e90c911d60a55c2d1eea3954a56f425c8d306ddccc347c7af