[INFO] fetching crate servt 0.2.0...
[INFO] testing servt-0.2.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[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 dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3fa4e5ef30f06e8f6f7e38b4aa053f923e45a624a96ec3bab6c65c7bc7807ce
[INFO] running `Command { std: "docker" "start" "-a" "c3fa4e5ef30f06e8f6f7e38b4aa053f923e45a624a96ec3bab6c65c7bc7807ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3fa4e5ef30f06e8f6f7e38b4aa053f923e45a624a96ec3bab6c65c7bc7807ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3fa4e5ef30f06e8f6f7e38b4aa053f923e45a624a96ec3bab6c65c7bc7807ce", kill_on_drop: false }`
[INFO] [stdout] c3fa4e5ef30f06e8f6f7e38b4aa053f923e45a624a96ec3bab6c65c7bc7807ce
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a0dc4526e1d89bba74012f65be94a1dfa82b237378f6e169d39a6f37d14a39a
[INFO] running `Command { std: "docker" "start" "-a" "8a0dc4526e1d89bba74012f65be94a1dfa82b237378f6e169d39a6f37d14a39a", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling async-task v4.7.1
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling piper v0.2.5
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling async-lock v3.4.2
[INFO] [stderr]    Compiling async-executor v1.14.0
[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-signal v0.2.14
[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 8.92s
[INFO] running `Command { std: "docker" "inspect" "8a0dc4526e1d89bba74012f65be94a1dfa82b237378f6e169d39a6f37d14a39a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a0dc4526e1d89bba74012f65be94a1dfa82b237378f6e169d39a6f37d14a39a", kill_on_drop: false }`
[INFO] [stdout] 8a0dc4526e1d89bba74012f65be94a1dfa82b237378f6e169d39a6f37d14a39a
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebf4b976e4cfe4cf9fe95f5f09789b4df41a555a0ddf16faa96100104242e1e4
[INFO] running `Command { std: "docker" "start" "-a" "ebf4b976e4cfe4cf9fe95f5f09789b4df41a555a0ddf16faa96100104242e1e4", 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: 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: unused variable: `server`
[INFO] [stdout]    --> src/lib.rs:508:13
[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: 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 0.71s
[INFO] running `Command { std: "docker" "inspect" "ebf4b976e4cfe4cf9fe95f5f09789b4df41a555a0ddf16faa96100104242e1e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebf4b976e4cfe4cf9fe95f5f09789b4df41a555a0ddf16faa96100104242e1e4", kill_on_drop: false }`
[INFO] [stdout] ebf4b976e4cfe4cf9fe95f5f09789b4df41a555a0ddf16faa96100104242e1e4
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f9e1666cac89fc73a541e0ea940599d5d4a7b647782d6528621ccf9bdf4f33b
[INFO] running `Command { std: "docker" "start" "-a" "7f9e1666cac89fc73a541e0ea940599d5d4a7b647782d6528621ccf9bdf4f33b", kill_on_drop: false }`
[INFO] [stderr] warning: methods `lookup_code` and `is_valid` are never used
[INFO] [stderr]   --> src/status_code.rs:68:8
[INFO] [stderr]    |
[INFO] [stderr] 66 | pub(crate) trait CodeLookup {
[INFO] [stderr]    |                  ---------- methods in this trait
[INFO] [stderr] 67 |     fn lookup(&self, code: u16) -> Option<&'static str>;
[INFO] [stderr] 68 |     fn lookup_code(&self, code: &'static str) -> Option<u16>;
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 69 |
[INFO] [stderr] 70 |     fn is_valid(&self, code: u16) -> bool {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `servt` (lib) generated 1 warning
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:508:13
[INFO] [stderr]     |
[INFO] [stderr] 508 |         let mut server = Server::new(8080, "localhost".to_string());
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `server`
[INFO] [stderr]    --> src/lib.rs:508:13
[INFO] [stderr]     |
[INFO] [stderr] 508 |         let mut server = Server::new(8080, "localhost".to_string());
[INFO] [stderr]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `servt` (lib test) generated 3 warnings (1 duplicate) (run `cargo fix --lib -p servt --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/servt-c820788373299019)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_server has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "7f9e1666cac89fc73a541e0ea940599d5d4a7b647782d6528621ccf9bdf4f33b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f9e1666cac89fc73a541e0ea940599d5d4a7b647782d6528621ccf9bdf4f33b", kill_on_drop: false }`
[INFO] [stdout] 7f9e1666cac89fc73a541e0ea940599d5d4a7b647782d6528621ccf9bdf4f33b