[INFO] fetching crate mcp-plugin-api 0.2.0...
[INFO] checking mcp-plugin-api-0.2.0 against try#38c2997544af84fe301d600d6896397738163002 for pr-154205-1
[INFO] extracting crate mcp-plugin-api 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mcp-plugin-api 0.2.0
[INFO] finished tweaking crates.io crate mcp-plugin-api 0.2.0
[INFO] tweaked toml for crates.io crate mcp-plugin-api 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcp-plugin-api 0.2.0 on toolchain 38c2997544af84fe301d600d6896397738163002
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mcp-plugin-api 0.2.0 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" "+38c2997544af84fe301d600d6896397738163002" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9bb3ebd8935bd835697b2a0d8d74819a905dc5af368fceaf0e4114723261f27c
[INFO] running `Command { std: "docker" "start" "-a" "9bb3ebd8935bd835697b2a0d8d74819a905dc5af368fceaf0e4114723261f27c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bb3ebd8935bd835697b2a0d8d74819a905dc5af368fceaf0e4114723261f27c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bb3ebd8935bd835697b2a0d8d74819a905dc5af368fceaf0e4114723261f27c", kill_on_drop: false }`
[INFO] [stdout] 9bb3ebd8935bd835697b2a0d8d74819a905dc5af368fceaf0e4114723261f27c
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 673ccab243bf01abaa328d5374332eec5b84a73764fe86fe3005d20bff0fe6d5
[INFO] running `Command { std: "docker" "start" "-a" "673ccab243bf01abaa328d5374332eec5b84a73764fe86fe3005d20bff0fe6d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling zmij v1.0.20
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking dyn-clone v1.0.20
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling schemars_derive v1.2.1
[INFO] [stderr]     Checking schemars v1.2.1
[INFO] [stderr]     Checking mcp-plugin-api v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] [FMTARGS] {"crate":"mcp_plugin_api","loc":"src/main.rs:2:13","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0}
[INFO] [stderr] [FMTARGS] {"crate":"mcp_plugin_api","loc":"src/main.rs:2:13","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0}
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.52s
[INFO] running `Command { std: "docker" "inspect" "673ccab243bf01abaa328d5374332eec5b84a73764fe86fe3005d20bff0fe6d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "673ccab243bf01abaa328d5374332eec5b84a73764fe86fe3005d20bff0fe6d5", kill_on_drop: false }`
[INFO] [stdout] 673ccab243bf01abaa328d5374332eec5b84a73764fe86fe3005d20bff0fe6d5