[INFO] fetching crate servt 0.2.0...
[INFO] checking servt-0.2.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate servt 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate servt 0.2.0
[INFO] finished tweaking crates.io crate servt 0.2.0
[INFO] tweaked toml for crates.io crate servt 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate servt 0.2.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 48 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83bd80ada00a34189b5e020b3b4d998284716a74cd43dcf6d5443facd59310b1
[INFO] running `Command { std: "docker" "start" "-a" "83bd80ada00a34189b5e020b3b4d998284716a74cd43dcf6d5443facd59310b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83bd80ada00a34189b5e020b3b4d998284716a74cd43dcf6d5443facd59310b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83bd80ada00a34189b5e020b3b4d998284716a74cd43dcf6d5443facd59310b1", kill_on_drop: false }`
[INFO] [stdout] 83bd80ada00a34189b5e020b3b4d998284716a74cd43dcf6d5443facd59310b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcb9eca85f5964e98f5e5bd88d6121f77d3f92214498fa8f03be6314c4f36b7e
[INFO] running `Command { std: "docker" "start" "-a" "fcb9eca85f5964e98f5e5bd88d6121f77d3f92214498fa8f03be6314c4f36b7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]     Checking async-executor v1.13.3
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking async-lock v3.4.1
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]     Checking async-fs v2.1.3
[INFO] [stderr]     Checking polling v3.10.0
[INFO] [stderr]     Checking async-io v2.5.0
[INFO] [stderr]     Checking async-signal v0.2.12
[INFO] [stderr]     Checking async-net v2.0.0
[INFO] [stderr]     Checking async-process v2.4.0
[INFO] [stderr]     Checking smol v2.0.2
[INFO] [stderr]     Checking servt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `server`
[INFO] [stdout]    --> src/lib.rs:508:17
[INFO] [stdout]     |
[INFO] [stdout] 508 |         let mut server = Server::new(8080, "localhost".to_string());
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_server`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:508:13
[INFO] [stdout]     |
[INFO] [stdout] 508 |         let mut server = Server::new(8080, "localhost".to_string());
[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: methods `lookup_code` and `is_valid` are never used
[INFO] [stdout]   --> src/status_code.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub(crate) trait CodeLookup {
[INFO] [stdout]    |                  ---------- methods in this trait
[INFO] [stdout] 67 |     fn lookup(&self, code: u16) -> Option<&'static str>;
[INFO] [stdout] 68 |     fn lookup_code(&self, code: &'static str) -> Option<u16>;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 69 |
[INFO] [stdout] 70 |     fn is_valid(&self, code: u16) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `lookup_code` and `is_valid` are never used
[INFO] [stdout]   --> src/status_code.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub(crate) trait CodeLookup {
[INFO] [stdout]    |                  ---------- methods in this trait
[INFO] [stdout] 67 |     fn lookup(&self, code: u16) -> Option<&'static str>;
[INFO] [stdout] 68 |     fn lookup_code(&self, code: &'static str) -> Option<u16>;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 69 |
[INFO] [stdout] 70 |     fn is_valid(&self, code: u16) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.99s
[INFO] running `Command { std: "docker" "inspect" "fcb9eca85f5964e98f5e5bd88d6121f77d3f92214498fa8f03be6314c4f36b7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcb9eca85f5964e98f5e5bd88d6121f77d3f92214498fa8f03be6314c4f36b7e", kill_on_drop: false }`
[INFO] [stdout] fcb9eca85f5964e98f5e5bd88d6121f77d3f92214498fa8f03be6314c4f36b7e