[INFO] fetching crate canadensis_serial 0.3.0... [INFO] checking canadensis_serial-0.3.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate canadensis_serial 0.3.0 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate canadensis_serial 0.3.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate canadensis_serial 0.3.0 [INFO] finished tweaking crates.io crate canadensis_serial 0.3.0 [INFO] tweaked toml for crates.io crate canadensis_serial 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 59 packages to latest compatible versions [INFO] [stderr] Adding hash32 v0.2.1 (latest: v0.3.1) [INFO] [stderr] Adding hashbrown v0.13.2 (latest: v0.14.5) [INFO] [stderr] Adding heapless v0.7.17 (latest: v0.8.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding zerocopy v0.6.6 (latest: v0.7.35) [INFO] [stderr] Adding zerocopy-derive v0.6.6 (latest: v0.7.35) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded canadensis_core v0.3.0 [INFO] [stderr] Downloaded fallible_collections v0.4.9 [INFO] [stderr] Downloaded canadensis_header v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 75a325d52e65f1d9e0b7a4abcec84081c510968fce38ad9c1b57fb1a7f803409 [INFO] running `Command { std: "docker" "start" "-a" "75a325d52e65f1d9e0b7a4abcec84081c510968fce38ad9c1b57fb1a7f803409", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "75a325d52e65f1d9e0b7a4abcec84081c510968fce38ad9c1b57fb1a7f803409", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75a325d52e65f1d9e0b7a4abcec84081c510968fce38ad9c1b57fb1a7f803409", kill_on_drop: false }` [INFO] [stdout] 75a325d52e65f1d9e0b7a4abcec84081c510968fce38ad9c1b57fb1a7f803409 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 428e4d860c43e6afb5aeba3bd5064fd16119225d85627284b9f13fcd013689a4 [INFO] running `Command { std: "docker" "start" "-a" "428e4d860c43e6afb5aeba3bd5064fd16119225d85627284b9f13fcd013689a4", kill_on_drop: false }` [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling heapless v0.7.17 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking nb v1.1.0 [INFO] [stderr] Checking debug-helper v0.3.13 [INFO] [stderr] Compiling time-macros v0.2.18 [INFO] [stderr] Checking crc-any v2.5.0 [INFO] [stderr] Checking num_threads v0.1.7 [INFO] [stderr] Checking hashbrown v0.13.2 [INFO] [stderr] Checking fallible_collections v0.4.9 [INFO] [stderr] Checking time v0.3.36 [INFO] [stderr] Compiling hash32-derive v0.1.1 [INFO] [stderr] Checking canadensis_core v0.3.0 [INFO] [stderr] Compiling zerocopy-derive v0.6.6 [INFO] [stderr] Checking simplelog v0.12.2 [INFO] [stderr] Checking zerocopy v0.6.6 [INFO] [stderr] Checking canadensis_header v0.1.0 [INFO] [stderr] Checking canadensis_serial v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `DecodeError` is never constructed [INFO] [stdout] --> src/cobs.rs:173:12 [INFO] [stdout] | [INFO] [stdout] 173 | pub struct DecodeError; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DecodeError` has a derived impl for the trait `Debug`, but this is 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 13.08s [INFO] running `Command { std: "docker" "inspect" "428e4d860c43e6afb5aeba3bd5064fd16119225d85627284b9f13fcd013689a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "428e4d860c43e6afb5aeba3bd5064fd16119225d85627284b9f13fcd013689a4", kill_on_drop: false }` [INFO] [stdout] 428e4d860c43e6afb5aeba3bd5064fd16119225d85627284b9f13fcd013689a4