[INFO] fetching crate mcp-schema 0.1.2...
[INFO] checking mcp-schema-0.1.2 against try#b047d5f4496a7526d91d0dddea494c05853f2a7b for pr-122661-1
[INFO] extracting crate mcp-schema 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mcp-schema 0.1.2
[INFO] finished tweaking crates.io crate mcp-schema 0.1.2
[INFO] tweaked toml for crates.io crate mcp-schema 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcp-schema 0.1.2 on toolchain b047d5f4496a7526d91d0dddea494c05853f2a7b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mcp-schema 0.1.2 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" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcd00b7d1eba4943dd511b476d4ce97a03d2de8d26384a9f468f4e77f6fa200c
[INFO] running `Command { std: "docker" "start" "-a" "dcd00b7d1eba4943dd511b476d4ce97a03d2de8d26384a9f468f4e77f6fa200c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcd00b7d1eba4943dd511b476d4ce97a03d2de8d26384a9f468f4e77f6fa200c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcd00b7d1eba4943dd511b476d4ce97a03d2de8d26384a9f468f4e77f6fa200c", kill_on_drop: false }`
[INFO] [stdout] dcd00b7d1eba4943dd511b476d4ce97a03d2de8d26384a9f468f4e77f6fa200c
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8e0bf8c9e5654eebf88c0b124d88416db16cf91de1f94d0724b56953d765c43
[INFO] running `Command { std: "docker" "start" "-a" "a8e0bf8c9e5654eebf88c0b124d88416db16cf91de1f94d0724b56953d765c43", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]    Compiling serde_json v1.0.134
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.91
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetakME0Ls"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serde_derive` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "a8e0bf8c9e5654eebf88c0b124d88416db16cf91de1f94d0724b56953d765c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8e0bf8c9e5654eebf88c0b124d88416db16cf91de1f94d0724b56953d765c43", kill_on_drop: false }`
[INFO] [stdout] a8e0bf8c9e5654eebf88c0b124d88416db16cf91de1f94d0724b56953d765c43