[INFO] cloning repository https://github.com/tywenk/mcp_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tywenk/mcp_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftywenk%2Fmcp_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftywenk%2Fmcp_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39b6ff61ffcc391d6ddc5b639b471f08a5c44c5d
[INFO] checking tywenk/mcp_rs against try#a3dffdb3a32d0dedc198f9de7d43173f3eb6727b for pr-136303
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftywenk%2Fmcp_rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tywenk/mcp_rs on toolchain a3dffdb3a32d0dedc198f9de7d43173f3eb6727b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tywenk/mcp_rs
[INFO] finished tweaking git repo https://github.com/tywenk/mcp_rs
[INFO] tweaked toml for git repo https://github.com/tywenk/mcp_rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tywenk/mcp_rs 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" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0f1c271805e44a7d2127d09313719a75751956fa2ee4ef1cade0982084b6365
[INFO] running `Command { std: "docker" "start" "-a" "c0f1c271805e44a7d2127d09313719a75751956fa2ee4ef1cade0982084b6365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0f1c271805e44a7d2127d09313719a75751956fa2ee4ef1cade0982084b6365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0f1c271805e44a7d2127d09313719a75751956fa2ee4ef1cade0982084b6365", kill_on_drop: false }`
[INFO] [stdout] c0f1c271805e44a7d2127d09313719a75751956fa2ee4ef1cade0982084b6365
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d19d90f865d45f3a39e62a5797d8c185437ca61e5f58983c9020222e0c2fa52a
[INFO] running `Command { std: "docker" "start" "-a" "d19d90f865d45f3a39e62a5797d8c185437ca61e5f58983c9020222e0c2fa52a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling serde_json v1.0.137
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking ryu v1.0.19
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stdout] error: error writing metadata object file: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serde_derive` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "d19d90f865d45f3a39e62a5797d8c185437ca61e5f58983c9020222e0c2fa52a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d19d90f865d45f3a39e62a5797d8c185437ca61e5f58983c9020222e0c2fa52a", kill_on_drop: false }`
[INFO] [stdout] d19d90f865d45f3a39e62a5797d8c185437ca61e5f58983c9020222e0c2fa52a