[INFO] fetching crate vhost-device-can 0.1.0...
[INFO] checking vhost-device-can-0.1.0 against try#4797991aa2efb6d658150f10425b3f3b5d10eceb for pr-143193
[INFO] extracting crate vhost-device-can 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate vhost-device-can 0.1.0
[INFO] finished tweaking crates.io crate vhost-device-can 0.1.0
[INFO] tweaked toml for crates.io crate vhost-device-can 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vhost-device-can 0.1.0 on toolchain 4797991aa2efb6d658150f10425b3f3b5d10eceb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate vhost-device-can 0.1.0 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" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4c553153d20fb3f93a2bb46750e735ec12b916734b5a030a4c22e0ae0ec34b9
[INFO] running `Command { std: "docker" "start" "-a" "f4c553153d20fb3f93a2bb46750e735ec12b916734b5a030a4c22e0ae0ec34b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4c553153d20fb3f93a2bb46750e735ec12b916734b5a030a4c22e0ae0ec34b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4c553153d20fb3f93a2bb46750e735ec12b916734b5a030a4c22e0ae0ec34b9", kill_on_drop: false }`
[INFO] [stdout] f4c553153d20fb3f93a2bb46750e735ec12b916734b5a030a4c22e0ae0ec34b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3139f221ab828e06111ef3301d28b911df7f7f315d5216ab9f0182a1c1a234d5
[INFO] running `Command { std: "docker" "start" "-a" "3139f221ab828e06111ef3301d28b911df7f7f315d5216ab9f0182a1c1a234d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.162
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking arc-swap v1.7.1
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking clap_lex v0.7.2
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking virtio-bindings v0.2.4
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]     Checking clap_builder v4.5.20
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking embedded-can v0.4.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking byte_conv v0.1.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking regex-automata v0.4.8
[INFO] [stderr]     Checking queues v1.1.0
[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]     Checking vmm-sys-util v0.12.1
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking env_filter v0.1.2
[INFO] [stderr]     Checking env_logger v0.11.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]     Checking vm-memory v0.14.1
[INFO] [stderr]     Checking clap v4.5.20
[INFO] [stderr]     Checking vhost v0.11.0
[INFO] [stderr]     Checking virtio-queue v0.12.0
[INFO] [stderr]     Checking vhost-user-backend v0.15.0
[INFO] [stderr]    Compiling neli-proc-macros v0.1.3
[INFO] [stderr]     Checking neli v0.6.4
[INFO] [stderr]     Checking socketcan v3.3.1
[INFO] [stderr]     Checking vhost-device-can v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `VirtioCanTxResponse` is never constructed
[INFO] [stdout]   --> src/virtio_can.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub struct VirtioCanTxResponse {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VirtioCanCtrlResponse` is never constructed
[INFO] [stdout]    --> src/virtio_can.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub struct VirtioCanCtrlResponse {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.03s
[INFO] running `Command { std: "docker" "inspect" "3139f221ab828e06111ef3301d28b911df7f7f315d5216ab9f0182a1c1a234d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3139f221ab828e06111ef3301d28b911df7f7f315d5216ab9f0182a1c1a234d5", kill_on_drop: false }`
[INFO] [stdout] 3139f221ab828e06111ef3301d28b911df7f7f315d5216ab9f0182a1c1a234d5