[INFO] fetching crate mavio 0.2.6...
[INFO] checking mavio-0.2.6 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate mavio 0.2.6 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate mavio 0.2.6 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mavio 0.2.6
[INFO] finished tweaking crates.io crate mavio 0.2.6
[INFO] tweaked toml for crates.io crate mavio 0.2.6 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 91 packages to latest compatible versions
[INFO] [stderr]       Adding cargo-manifest v0.13.0 (available: v0.15.2)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v1.1.0)
[INFO] [stderr]       Adding quick-xml v0.31.0 (available: v0.36.2)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61a8a7521d8cd6fa3c7e524c246772b541e235cf009268d9f6a7c7de7531aad4
[INFO] running `Command { std: "docker" "start" "-a" "61a8a7521d8cd6fa3c7e524c246772b541e235cf009268d9f6a7c7de7531aad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61a8a7521d8cd6fa3c7e524c246772b541e235cf009268d9f6a7c7de7531aad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61a8a7521d8cd6fa3c7e524c246772b541e235cf009268d9f6a7c7de7531aad4", kill_on_drop: false }`
[INFO] [stdout] 61a8a7521d8cd6fa3c7e524c246772b541e235cf009268d9f6a7c7de7531aad4
[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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fd3bfc717a96aec0151f1e96b531522ab56318a87574efa874a7b570cec5ecf
[INFO] running `Command { std: "docker" "start" "-a" "9fd3bfc717a96aec0151f1e96b531522ab56318a87574efa874a7b570cec5ecf", kill_on_drop: false }`
[INFO] [stderr]    Compiling winnow v0.6.20
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling crc-any v2.5.0
[INFO] [stderr]    Compiling prettyplease v0.2.22
[INFO] [stderr]    Compiling mavinspect v0.2.4
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling quick-xml v0.31.0
[INFO] [stderr]    Compiling mavspec_rust_gen v0.3.4
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling mavspec_rust_derive v0.3.4
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking tbytes v0.1.0
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking anstyle-parse v0.2.5
[INFO] [stderr]     Checking colorchoice v1.0.2
[INFO] [stderr]     Checking mavspec_rust_spec v0.3.4
[INFO] [stderr]     Checking anstyle-query v1.1.1
[INFO] [stderr]     Checking mavspec v0.3.4
[INFO] [stderr]     Checking anstream v0.6.15
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking portpicker v0.1.1
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]     Checking env_filter v0.1.2
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]     Checking env_logger v0.11.5
[INFO] [stderr]    Compiling toml v0.8.19
[INFO] [stderr]    Compiling cargo-manifest v0.13.0
[INFO] [stderr]    Compiling mavio v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/protocol/marker/private.rs:112:29
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub struct HasSignature(pub(crate) Signature);
[INFO] [stdout]     |                ------------ ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `HasSignature` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/protocol/marker/private.rs:112:29
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub struct HasSignature(pub(crate) Signature);
[INFO] [stdout]     |                ------------ ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `HasSignature` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.04s
[INFO] running `Command { std: "docker" "inspect" "9fd3bfc717a96aec0151f1e96b531522ab56318a87574efa874a7b570cec5ecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fd3bfc717a96aec0151f1e96b531522ab56318a87574efa874a7b570cec5ecf", kill_on_drop: false }`
[INFO] [stdout] 9fd3bfc717a96aec0151f1e96b531522ab56318a87574efa874a7b570cec5ecf