[INFO] fetching crate servt 0.2.0...
[INFO] building servt-0.2.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate servt 0.2.0 into /workspace/builds/worker-7-tc1/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-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate servt 0.2.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 39 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd7169dc7721ac35900c9e5becbd674bae94b4cbb1d10b2eec584a4583a80a61
[INFO] running `Command { std: "docker" "start" "-a" "dd7169dc7721ac35900c9e5becbd674bae94b4cbb1d10b2eec584a4583a80a61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd7169dc7721ac35900c9e5becbd674bae94b4cbb1d10b2eec584a4583a80a61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7169dc7721ac35900c9e5becbd674bae94b4cbb1d10b2eec584a4583a80a61", kill_on_drop: false }`
[INFO] [stdout] dd7169dc7721ac35900c9e5becbd674bae94b4cbb1d10b2eec584a4583a80a61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6efa642e9ac161bab8e5457722663675c291e94940abb56fbb7a88aa392bbd09
[INFO] running `Command { std: "docker" "start" "-a" "6efa642e9ac161bab8e5457722663675c291e94940abb56fbb7a88aa392bbd09", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling async-executor v1.13.3
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling async-lock v3.4.1
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling async-fs v2.2.0
[INFO] [stderr]    Compiling polling v3.11.0
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling async-signal v0.2.13
[INFO] [stderr]    Compiling async-net v2.0.0
[INFO] [stderr]    Compiling async-process v2.5.0
[INFO] [stderr]    Compiling smol v2.0.2
[INFO] [stderr]    Compiling servt v0.2.0 (/opt/rustwide/workdir)
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.17s
[INFO] running `Command { std: "docker" "inspect" "6efa642e9ac161bab8e5457722663675c291e94940abb56fbb7a88aa392bbd09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6efa642e9ac161bab8e5457722663675c291e94940abb56fbb7a88aa392bbd09", kill_on_drop: false }`
[INFO] [stdout] 6efa642e9ac161bab8e5457722663675c291e94940abb56fbb7a88aa392bbd09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68c19740772b73d97028c6a9652aa5dead31a83fc600b3c3c1b53fc66b10ddf7
[INFO] running `Command { std: "docker" "start" "-a" "68c19740772b73d97028c6a9652aa5dead31a83fc600b3c3c1b53fc66b10ddf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling servt v0.2.0 (/opt/rustwide/workdir)
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "68c19740772b73d97028c6a9652aa5dead31a83fc600b3c3c1b53fc66b10ddf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68c19740772b73d97028c6a9652aa5dead31a83fc600b3c3c1b53fc66b10ddf7", kill_on_drop: false }`
[INFO] [stdout] 68c19740772b73d97028c6a9652aa5dead31a83fc600b3c3c1b53fc66b10ddf7