[INFO] fetching crate arm-ffa 0.4.1...
[INFO] checking arm-ffa-0.4.1 against master#bbe853615821442ef11d6cd42a30a73432b38d89 for pr-154205
[INFO] extracting crate arm-ffa 0.4.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate arm-ffa 0.4.1
[INFO] finished tweaking crates.io crate arm-ffa 0.4.1
[INFO] tweaked toml for crates.io crate arm-ffa 0.4.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate arm-ffa 0.4.1 on toolchain bbe853615821442ef11d6cd42a30a73432b38d89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate arm-ffa 0.4.1 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" "+bbe853615821442ef11d6cd42a30a73432b38d89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.97
[INFO] [stderr]   Downloaded thiserror-impl v2.0.16
[INFO] [stderr]   Downloaded num_enum_derive v0.7.4
[INFO] [stderr]   Downloaded thiserror v2.0.16
[INFO] [stderr]   Downloaded num_enum v0.7.4
[INFO] [stderr]   Downloaded syn v2.0.105
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dbf02f5944e64b7d6477fd3e500609f0446fbc435d23ee5aef432d5fcb0c9b10
[INFO] running `Command { std: "docker" "start" "-a" "dbf02f5944e64b7d6477fd3e500609f0446fbc435d23ee5aef432d5fcb0c9b10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbf02f5944e64b7d6477fd3e500609f0446fbc435d23ee5aef432d5fcb0c9b10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbf02f5944e64b7d6477fd3e500609f0446fbc435d23ee5aef432d5fcb0c9b10", kill_on_drop: false }`
[INFO] [stdout] dbf02f5944e64b7d6477fd3e500609f0446fbc435d23ee5aef432d5fcb0c9b10
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 085fb1d29aee5b7849f3b0bba0e4118f6228bde4ff55f034327bbfa2ddaeb69f
[INFO] running `Command { std: "docker" "start" "-a" "085fb1d29aee5b7849f3b0bba0e4118f6228bde4ff55f034327bbfa2ddaeb69f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]     Checking uuid v1.18.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.105
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling num_enum_derive v0.7.4
[INFO] [stderr]     Checking num_enum v0.7.4
[INFO] [stderr]     Checking arm-ffa v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `endpoint_memory_access_descriptor` is never constructed
[INFO] [stdout]   --> src/ffa_v1_2.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub(crate) struct endpoint_memory_access_descriptor {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `endpoint_memory_access_descriptor` is never constructed
[INFO] [stdout]   --> src/ffa_v1_2.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub(crate) struct endpoint_memory_access_descriptor {
[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 10.95s
[INFO] running `Command { std: "docker" "inspect" "085fb1d29aee5b7849f3b0bba0e4118f6228bde4ff55f034327bbfa2ddaeb69f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "085fb1d29aee5b7849f3b0bba0e4118f6228bde4ff55f034327bbfa2ddaeb69f", kill_on_drop: false }`
[INFO] [stdout] 085fb1d29aee5b7849f3b0bba0e4118f6228bde4ff55f034327bbfa2ddaeb69f