[INFO] fetching crate socket_port 0.1.31...
[INFO] testing socket_port-0.1.31 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate socket_port 0.1.31 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate socket_port 0.1.31
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate socket_port 0.1.31
[INFO] tweaked toml for crates.io crate socket_port 0.1.31 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate socket_port 0.1.31 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] crate crates.io crate socket_port 0.1.31 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4ccc45e5659a381cae74efe1dfca858d56ef18e94fff0e22ab3d8a6435c02d16
[INFO] running `Command { std: "docker" "start" "-a" "4ccc45e5659a381cae74efe1dfca858d56ef18e94fff0e22ab3d8a6435c02d16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ccc45e5659a381cae74efe1dfca858d56ef18e94fff0e22ab3d8a6435c02d16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ccc45e5659a381cae74efe1dfca858d56ef18e94fff0e22ab3d8a6435c02d16", kill_on_drop: false }`
[INFO] [stdout] 4ccc45e5659a381cae74efe1dfca858d56ef18e94fff0e22ab3d8a6435c02d16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d756e94f9b6c568a7c1f8b8c8b26988d99be40bac0bca8752b92976c0ac15913
[INFO] running `Command { std: "docker" "start" "-a" "d756e94f9b6c568a7c1f8b8c8b26988d99be40bac0bca8752b92976c0ac15913", kill_on_drop: false }`
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling rapidhash v4.4.1
[INFO] [stderr]    Compiling socket_port v0.1.31 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/listen_fd.rs:75:7
[INFO] [stdout]    |
[INFO] [stdout] 75 |   let mut fds = SYSTEMD_FDS.lock().unwrap();
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "d756e94f9b6c568a7c1f8b8c8b26988d99be40bac0bca8752b92976c0ac15913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d756e94f9b6c568a7c1f8b8c8b26988d99be40bac0bca8752b92976c0ac15913", kill_on_drop: false }`
[INFO] [stdout] d756e94f9b6c568a7c1f8b8c8b26988d99be40bac0bca8752b92976c0ac15913
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 68a93d7634a0dbe1e69f121bc977245cdab238a156aa5046ab1aff0e4075fc13
[INFO] running `Command { std: "docker" "start" "-a" "68a93d7634a0dbe1e69f121bc977245cdab238a156aa5046ab1aff0e4075fc13", kill_on_drop: false }`
[INFO] [stderr]    Compiling sval v2.17.0
[INFO] [stderr]    Compiling erased-serde v0.4.10
[INFO] [stderr]    Compiling jiff v0.2.23
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_fmt v1.1.0
[INFO] [stderr]    Compiling serde_buf v0.1.2
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling static_init v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling colored v3.1.1
[INFO] [stderr]    Compiling coarsetime v0.1.37
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling aok v0.1.18
[INFO] [stderr]    Compiling static_init_macro v1.0.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling sval_ref v2.17.0
[INFO] [stderr]    Compiling sval_fmt v2.17.0
[INFO] [stderr]    Compiling sval_dynamic v2.17.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling value-bag-serde1 v1.12.0
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling sval_buffer v2.17.0
[INFO] [stderr]    Compiling sval_nested v2.17.0
[INFO] [stderr]    Compiling sval_serde v2.17.0
[INFO] [stderr]    Compiling value-bag-sval2 v1.12.0
[INFO] [stderr]    Compiling value-bag v1.12.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling logforth-core v0.3.1
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling logforth-bridge-log v0.3.0
[INFO] [stderr]    Compiling socket_port v0.1.31 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/listen_fd.rs:75:7
[INFO] [stdout]    |
[INFO] [stdout] 75 |   let mut fds = SYSTEMD_FDS.lock().unwrap();
[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] [stderr]    Compiling logforth-append-file v0.3.0
[INFO] [stderr]    Compiling logforth-layout-text v0.3.0
[INFO] [stderr]    Compiling logforth-layout-json v0.3.0
[INFO] [stderr]    Compiling logforth v0.29.1
[INFO] [stderr]    Compiling log_init v0.1.34
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/listen_fd.rs:75:7
[INFO] [stdout]    |
[INFO] [stdout] 75 |   let mut fds = SYSTEMD_FDS.lock().unwrap();
[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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 16.65s
[INFO] running `Command { std: "docker" "inspect" "68a93d7634a0dbe1e69f121bc977245cdab238a156aa5046ab1aff0e4075fc13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68a93d7634a0dbe1e69f121bc977245cdab238a156aa5046ab1aff0e4075fc13", kill_on_drop: false }`
[INFO] [stdout] 68a93d7634a0dbe1e69f121bc977245cdab238a156aa5046ab1aff0e4075fc13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 905deb7ba050cfafd32ce01c46a5d6c49342276f39c8c98621626657178e6f95
[INFO] running `Command { std: "docker" "start" "-a" "905deb7ba050cfafd32ce01c46a5d6c49342276f39c8c98621626657178e6f95", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/listen_fd.rs:75:7
[INFO] [stderr]    |
[INFO] [stderr] 75 |   let mut fds = SYSTEMD_FDS.lock().unwrap();
[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: `socket_port` (lib) generated 1 warning (run `cargo fix --lib -p socket_port` to apply 1 suggestion)
[INFO] [stderr] warning: `socket_port` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/socket_port-09384d0619bc7752)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/main.rs (/opt/rustwide/target/debug/deps/main-7cbaac33c0b52e09)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_basic_listen ... ok
[INFO] [stdout] test test_concurrent_listeners ... ok
[INFO] [stdout] test test_bind_specific_port ... ok
[INFO] [stdout] test test_listener_address_type ... ok
[INFO] [stdout] test test_port_already_in_use ... ok
[INFO] [stdout] test test_dual_stack_support ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests socket_port
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "905deb7ba050cfafd32ce01c46a5d6c49342276f39c8c98621626657178e6f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "905deb7ba050cfafd32ce01c46a5d6c49342276f39c8c98621626657178e6f95", kill_on_drop: false }`
[INFO] [stdout] 905deb7ba050cfafd32ce01c46a5d6c49342276f39c8c98621626657178e6f95