[INFO] fetching crate serial-mcp-server 0.1.0...
[INFO] building serial-mcp-server-0.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate serial-mcp-server 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate serial-mcp-server 0.1.0
[INFO] finished tweaking crates.io crate serial-mcp-server 0.1.0
[INFO] tweaked toml for crates.io crate serial-mcp-server 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serial-mcp-server 0.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serial-mcp-server 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] decaf3777a84d9fead0b0945823e28f9c4296627f89422e8850cddb351cd9332
[INFO] running `Command { std: "docker" "start" "-a" "decaf3777a84d9fead0b0945823e28f9c4296627f89422e8850cddb351cd9332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "decaf3777a84d9fead0b0945823e28f9c4296627f89422e8850cddb351cd9332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "decaf3777a84d9fead0b0945823e28f9c4296627f89422e8850cddb351cd9332", kill_on_drop: false }`
[INFO] [stdout] decaf3777a84d9fead0b0945823e28f9c4296627f89422e8850cddb351cd9332
[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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d3bfbf718b9492b8d654006a0ae5e1a90687f1fca74623087d326126167fe2a
[INFO] running `Command { std: "docker" "start" "-a" "5d3bfbf718b9492b8d654006a0ae5e1a90687f1fca74623087d326126167fe2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling darling_core v0.21.0
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]    Compiling unescaper v0.1.6
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling ref-cast-impl v1.0.24
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling ref-cast v1.0.24
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling schemars_derive v1.0.4
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling clap_builder v4.5.42
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling libudev v0.3.0
[INFO] [stderr]    Compiling darling_macro v0.21.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling darling v0.21.0
[INFO] [stderr]    Compiling schemars v1.0.4
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling serialport v4.7.2
[INFO] [stderr]    Compiling rmcp-macros v0.3.2
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling mio-serial v5.0.6
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling clap v4.5.42
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling tokio-serial v5.4.5
[INFO] [stderr]    Compiling rmcp v0.3.2
[INFO] [stderr]    Compiling serial-mcp-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `Command { std: "docker" "inspect" "5d3bfbf718b9492b8d654006a0ae5e1a90687f1fca74623087d326126167fe2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d3bfbf718b9492b8d654006a0ae5e1a90687f1fca74623087d326126167fe2a", kill_on_drop: false }`
[INFO] [stdout] 5d3bfbf718b9492b8d654006a0ae5e1a90687f1fca74623087d326126167fe2a
[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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcbe2439617263509e582135be0e0b6876bb6dcc8a69611b0777fd997fcc42ee
[INFO] running `Command { std: "docker" "start" "-a" "bcbe2439617263509e582135be0e0b6876bb6dcc8a69611b0777fd997fcc42ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling serialport v4.7.2
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling predicates-core v1.0.9
[INFO] [stderr]    Compiling mockall_derive v0.13.1
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling termtree v0.5.1
[INFO] [stderr]    Compiling predicates-tree v1.0.12
[INFO] [stderr]    Compiling predicates v3.1.3
[INFO] [stderr]    Compiling fragile v2.0.1
[INFO] [stderr]    Compiling mio-serial v5.0.6
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling downcast v0.11.0
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling mockall v0.13.1
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling tokio-serial v5.4.5
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling rmcp v0.3.2
[INFO] [stderr]    Compiling tokio-test v0.4.4
[INFO] [stderr]    Compiling serial-mcp-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 33.86s
[INFO] running `Command { std: "docker" "inspect" "bcbe2439617263509e582135be0e0b6876bb6dcc8a69611b0777fd997fcc42ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcbe2439617263509e582135be0e0b6876bb6dcc8a69611b0777fd997fcc42ee", kill_on_drop: false }`
[INFO] [stdout] bcbe2439617263509e582135be0e0b6876bb6dcc8a69611b0777fd997fcc42ee