[INFO] fetching crate perf-event-open 0.4.2...
[INFO] checking perf-event-open-0.4.2 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate perf-event-open 0.4.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate perf-event-open 0.4.2
[INFO] finished tweaking crates.io crate perf-event-open 0.4.2
[INFO] tweaked toml for crates.io crate perf-event-open 0.4.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate perf-event-open 0.4.2 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 98 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded core-error v0.0.0
[INFO] [stderr]   Downloaded aya-obj v0.2.1
[INFO] [stderr]   Downloaded aya v0.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 380c32ade5cbfb1c87fbc9e7c7f2fe857f7aa92e5090319975b478539896d125
[INFO] running `Command { std: "docker" "start" "-a" "380c32ade5cbfb1c87fbc9e7c7f2fe857f7aa92e5090319975b478539896d125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "380c32ade5cbfb1c87fbc9e7c7f2fe857f7aa92e5090319975b478539896d125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "380c32ade5cbfb1c87fbc9e7c7f2fe857f7aa92e5090319975b478539896d125", kill_on_drop: false }`
[INFO] [stdout] 380c32ade5cbfb1c87fbc9e7c7f2fe857f7aa92e5090319975b478539896d125
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00cf6954ac55b53907e412844f76c26f3fb3f73de2212d84ec86309399f4a754
[INFO] running `Command { std: "docker" "start" "-a" "00cf6954ac55b53907e412844f76c26f3fb3f73de2212d84ec86309399f4a754", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling core-error v0.0.0
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking indexmap v2.11.0
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking tokio-test v0.4.4
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]     Checking aya-obj v0.2.1
[INFO] [stderr]     Checking aya v0.13.1
[INFO] [stderr]    Compiling perf-event-open v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/sample/rb/mod.rs:59:21
[INFO] [stdout]    |
[INFO] [stdout] 59 |                     transmute::<[u8; 2], u16>(buf)
[INFO] [stdout]    |                     -------------------------^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: replace this with: `u16::from_ne_bytes`
[INFO] [stdout]    |
[INFO] [stdout]    = help: there's also `from_le_bytes` and `from_be_bytes` if you expect a particular byte order
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/sample/rb/mod.rs:59:21
[INFO] [stdout]    |
[INFO] [stdout] 59 |                     transmute::<[u8; 2], u16>(buf)
[INFO] [stdout]    |                     -------------------------^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: replace this with: `u16::from_ne_bytes`
[INFO] [stdout]    |
[INFO] [stdout]    = help: there's also `from_le_bytes` and `from_be_bytes` if you expect a particular byte order
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.16s
[INFO] running `Command { std: "docker" "inspect" "00cf6954ac55b53907e412844f76c26f3fb3f73de2212d84ec86309399f4a754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00cf6954ac55b53907e412844f76c26f3fb3f73de2212d84ec86309399f4a754", kill_on_drop: false }`
[INFO] [stdout] 00cf6954ac55b53907e412844f76c26f3fb3f73de2212d84ec86309399f4a754