[INFO] fetching crate perf-event-open 0.4.0...
[INFO] checking perf-event-open-0.4.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate perf-event-open 0.4.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate perf-event-open 0.4.0
[INFO] finished tweaking crates.io crate perf-event-open 0.4.0
[INFO] tweaked toml for crates.io crate perf-event-open 0.4.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate perf-event-open 0.4.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 92 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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 v0.13.1
[INFO] [stderr]   Downloaded aya-obj v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77ca35579dc1356f2b469150437531b31bf1e4954e5717f4207c57cdcf1b1a8b
[INFO] running `Command { std: "docker" "start" "-a" "77ca35579dc1356f2b469150437531b31bf1e4954e5717f4207c57cdcf1b1a8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77ca35579dc1356f2b469150437531b31bf1e4954e5717f4207c57cdcf1b1a8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77ca35579dc1356f2b469150437531b31bf1e4954e5717f4207c57cdcf1b1a8b", kill_on_drop: false }`
[INFO] [stdout] 77ca35579dc1356f2b469150437531b31bf1e4954e5717f4207c57cdcf1b1a8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 276eef51dcdd5dd8cad76a9f04e79f694fb6a89e866c485653f13e7a33efabc0
[INFO] running `Command { std: "docker" "start" "-a" "276eef51dcdd5dd8cad76a9f04e79f694fb6a89e866c485653f13e7a33efabc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling prettyplease v0.2.35
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling cfg-if v1.0.1
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[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling memchr v2.7.5
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[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]    Compiling bindgen v0.72.0
[INFO] [stderr]    Compiling core-error v0.0.0
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling itertools v0.13.0
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[INFO] [stderr]    Compiling bitflags v2.9.1
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[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]     Checking futures-core v0.3.31
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[INFO] [stderr]     Checking aya v0.13.1
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]    Compiling perf-event-open v0.4.0 (/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 32.27s
[INFO] running `Command { std: "docker" "inspect" "276eef51dcdd5dd8cad76a9f04e79f694fb6a89e866c485653f13e7a33efabc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "276eef51dcdd5dd8cad76a9f04e79f694fb6a89e866c485653f13e7a33efabc0", kill_on_drop: false }`
[INFO] [stdout] 276eef51dcdd5dd8cad76a9f04e79f694fb6a89e866c485653f13e7a33efabc0