[INFO] cloning repository https://github.com/mathiassoeholm/rust-websocket
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mathiassoeholm/rust-websocket" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathiassoeholm%2Frust-websocket", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathiassoeholm%2Frust-websocket'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0dee570e210c36b9f65424b640f937175492fc83
[INFO] checking mathiassoeholm/rust-websocket against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathiassoeholm%2Frust-websocket" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mathiassoeholm/rust-websocket on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mathiassoeholm/rust-websocket
[INFO] finished tweaking git repo https://github.com/mathiassoeholm/rust-websocket
[INFO] tweaked toml for git repo https://github.com/mathiassoeholm/rust-websocket written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/mathiassoeholm/rust-websocket already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 945716d8548ec03c6d42e5684761b5886e4679fb6455a3f200d57e5a9e544cce
[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" "945716d8548ec03c6d42e5684761b5886e4679fb6455a3f200d57e5a9e544cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "945716d8548ec03c6d42e5684761b5886e4679fb6455a3f200d57e5a9e544cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "945716d8548ec03c6d42e5684761b5886e4679fb6455a3f200d57e5a9e544cce", kill_on_drop: false }`
[INFO] [stdout] 945716d8548ec03c6d42e5684761b5886e4679fb6455a3f200d57e5a9e544cce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68c45acc19303355e857678c4d95629e0f87a67e583a0b051fb774732c07ded5
[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" "68c45acc19303355e857678c4d95629e0f87a67e583a0b051fb774732c07ded5", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking cpufeatures v0.1.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.6
[INFO] [stderr]     Checking rust_websocket v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter::Take`
[INFO] [stdout]  --> src/frame_parser.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::Take;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::Take`
[INFO] [stdout]  --> src/frame_parser.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::Take;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/frame_parser.rs:29:20
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn from_number(value: u8) -> PayloadLengthType {
[INFO] [stdout]    |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Method`
[INFO] [stdout]  --> src/http.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum Method {
[INFO] [stdout]   |      ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Extended`
[INFO] [stdout]   --> src/frame_parser.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Extended,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LongExtended`
[INFO] [stdout]   --> src/frame_parser.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     LongExtended,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `payload_length_type`
[INFO] [stdout]   --> src/frame_parser.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     payload_length_type: Option<PayloadLengthType>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ExtendedPayloadLength`
[INFO] [stdout]   --> src/frame_parser.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     ExtendedPayloadLength,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `byte_buffer`
[INFO] [stdout]   --> src/frame_parser.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     byte_buffer: Option<Vec<u8>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_frame_receiver`
[INFO] [stdout]   --> src/frame_parser.rs:96:8
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn set_frame_receiver(&mut self, frame_receiver: &'a mut dyn DataFrameReceiver) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/frame_parser.rs:29:20
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn from_number(value: u8) -> PayloadLengthType {
[INFO] [stdout]    |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Method`
[INFO] [stdout]  --> src/http.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum Method {
[INFO] [stdout]   |      ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Extended`
[INFO] [stdout]   --> src/frame_parser.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Extended,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LongExtended`
[INFO] [stdout]   --> src/frame_parser.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     LongExtended,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `payload_length_type`
[INFO] [stdout]   --> src/frame_parser.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     payload_length_type: Option<PayloadLengthType>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ExtendedPayloadLength`
[INFO] [stdout]   --> src/frame_parser.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     ExtendedPayloadLength,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `byte_buffer`
[INFO] [stdout]   --> src/frame_parser.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     byte_buffer: Option<Vec<u8>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.12s
[INFO] running `Command { std: "docker" "inspect" "68c45acc19303355e857678c4d95629e0f87a67e583a0b051fb774732c07ded5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68c45acc19303355e857678c4d95629e0f87a67e583a0b051fb774732c07ded5", kill_on_drop: false }`
[INFO] [stdout] 68c45acc19303355e857678c4d95629e0f87a67e583a0b051fb774732c07ded5