[INFO] fetching crate bare_server_rs 0.1.0...
[INFO] checking bare_server_rs-0.1.0 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate bare_server_rs 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate bare_server_rs 0.1.0 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bare_server_rs 0.1.0
[INFO] finished tweaking crates.io crate bare_server_rs 0.1.0
[INFO] tweaked toml for crates.io crate bare_server_rs 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate bare_server_rs 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded awc v3.1.1
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 095e0213645c85a047477e63b5e779dae234200aea3d52d0899368908c410ed4
[INFO] running `Command { std: "docker" "start" "-a" "095e0213645c85a047477e63b5e779dae234200aea3d52d0899368908c410ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "095e0213645c85a047477e63b5e779dae234200aea3d52d0899368908c410ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "095e0213645c85a047477e63b5e779dae234200aea3d52d0899368908c410ed4", kill_on_drop: false }`
[INFO] [stdout] 095e0213645c85a047477e63b5e779dae234200aea3d52d0899368908c410ed4
[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" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b793e1134327a47683b576c0dd4b8668864b9e7eb6539250989beb5dea643479
[INFO] running `Command { std: "docker" "start" "-a" "b793e1134327a47683b576c0dd4b8668864b9e7eb6539250989beb5dea643479", kill_on_drop: false }`
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[INFO] [stderr]     Checking bare_server_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `VALID_PROTOCOLS` is never used
[INFO] [stdout]   --> src/cow/serve.rs:25:7
[INFO] [stdout]    |
[INFO] [stdout] 25 | const VALID_PROTOCOLS: [&str; 4] = ["http:", "https:", "ws:", "wss:"];
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mystate` is never read
[INFO] [stdout]   --> src/cow/serve.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | struct BareWebsocket {
[INFO] [stdout]    |        ------------- field in this struct
[INFO] [stdout] 47 |     mystate: AppValue,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `VALID_PROTOCOLS` is never used
[INFO] [stdout]   --> src/cow/serve.rs:25:7
[INFO] [stdout]    |
[INFO] [stdout] 25 | const VALID_PROTOCOLS: [&str; 4] = ["http:", "https:", "ws:", "wss:"];
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mystate` is never read
[INFO] [stdout]   --> src/cow/serve.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 46 | struct BareWebsocket {
[INFO] [stdout]    |        ------------- field in this struct
[INFO] [stdout] 47 |     mystate: AppValue,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RESERVED_CHARS` is never used
[INFO] [stdout]  --> src/cow/websocket_protocol.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const RESERVED_CHARS: &str = "%";
[INFO] [stdout]   |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encode_protocol` is never used
[INFO] [stdout]   --> src/cow/websocket_protocol.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn encode_protocol(input: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 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 16.71s
[INFO] running `Command { std: "docker" "inspect" "b793e1134327a47683b576c0dd4b8668864b9e7eb6539250989beb5dea643479", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b793e1134327a47683b576c0dd4b8668864b9e7eb6539250989beb5dea643479", kill_on_drop: false }`
[INFO] [stdout] b793e1134327a47683b576c0dd4b8668864b9e7eb6539250989beb5dea643479
