[INFO] fetching crate fd-lock 4.0.4...
[INFO] testing fd-lock-4.0.4 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate fd-lock 4.0.4 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate fd-lock 4.0.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate fd-lock 4.0.4
[INFO] tweaked toml for crates.io crate fd-lock 4.0.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fd-lock 4.0.4 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fd-lock 4.0.4 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4bb03141f6085f8f3b730ca9e72d2c5ac0d862dbc05237746b56a7811e37176
[INFO] running `Command { std: "docker" "start" "-a" "a4bb03141f6085f8f3b730ca9e72d2c5ac0d862dbc05237746b56a7811e37176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4bb03141f6085f8f3b730ca9e72d2c5ac0d862dbc05237746b56a7811e37176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4bb03141f6085f8f3b730ca9e72d2c5ac0d862dbc05237746b56a7811e37176", kill_on_drop: false }`
[INFO] [stdout] a4bb03141f6085f8f3b730ca9e72d2c5ac0d862dbc05237746b56a7811e37176
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1eb7582191a73d13b7e7a5b27df224621b67bcd27f7b42f63885a3b477de6df6
[INFO] running `Command { std: "docker" "start" "-a" "1eb7582191a73d13b7e7a5b27df224621b67bcd27f7b42f63885a3b477de6df6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.0.2
[INFO] [stderr]    Compiling linux-raw-sys v0.9.2
[INFO] [stderr]    Compiling fd-lock v4.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.28s
[INFO] running `Command { std: "docker" "inspect" "1eb7582191a73d13b7e7a5b27df224621b67bcd27f7b42f63885a3b477de6df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eb7582191a73d13b7e7a5b27df224621b67bcd27f7b42f63885a3b477de6df6", kill_on_drop: false }`
[INFO] [stdout] 1eb7582191a73d13b7e7a5b27df224621b67bcd27f7b42f63885a3b477de6df6
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6190f31202bf936d9a41cdb9b9efa53c1158bd202f588820cc75f46fd2d3d34
[INFO] running `Command { std: "docker" "start" "-a" "c6190f31202bf936d9a41cdb9b9efa53c1158bd202f588820cc75f46fd2d3d34", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling tempfile v3.18.0
[INFO] [stderr]    Compiling fd-lock v4.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "c6190f31202bf936d9a41cdb9b9efa53c1158bd202f588820cc75f46fd2d3d34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6190f31202bf936d9a41cdb9b9efa53c1158bd202f588820cc75f46fd2d3d34", kill_on_drop: false }`
[INFO] [stdout] c6190f31202bf936d9a41cdb9b9efa53c1158bd202f588820cc75f46fd2d3d34
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a9c80fd24ddfb56e88f28337b832bf4b9b1e8ef8695f6baeb6be22db8a51c9b3
[INFO] running `Command { std: "docker" "start" "-a" "a9c80fd24ddfb56e88f28337b832bf4b9b1e8ef8695f6baeb6be22db8a51c9b3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fd_lock-6fa50a2da364a510)
[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/test.rs (/opt/rustwide/target/debug/deps/test-2924f957f9cbc1a9)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test double_read_lock ... ok
[INFO] [stdout] test read_and_write_lock ... ok
[INFO] [stdout] test write_and_read_lock ... ok
[INFO] [stdout] test double_write_lock ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fd_lock
[INFO] [stderr] warning: unknown lint: `rustdoc::missing_doc_code_examples`
[INFO] [stderr]   --> src/lib.rs:33:37
[INFO] [stderr]    |
[INFO] [stderr] 33 | #![cfg_attr(doc, warn(missing_docs, rustdoc::missing_doc_code_examples))]
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: the `rustdoc::missing_doc_code_examples` lint is unstable
[INFO] [stderr]    = note: see issue #101730 <https://github.com/rust-lang/rust/issues/101730> for more information
[INFO] [stderr]    = help: add `#![feature(rustdoc_missing_doc_code_examples)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2025-08-28; consider upgrading it if it is out of date
[INFO] [stderr]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/rw_lock.rs - rw_lock::RwLock<T>::new (line 22) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 13) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a9c80fd24ddfb56e88f28337b832bf4b9b1e8ef8695f6baeb6be22db8a51c9b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9c80fd24ddfb56e88f28337b832bf4b9b1e8ef8695f6baeb6be22db8a51c9b3", kill_on_drop: false }`
[INFO] [stdout] a9c80fd24ddfb56e88f28337b832bf4b9b1e8ef8695f6baeb6be22db8a51c9b3