[INFO] fetching crate rmcp-agent 0.1.6...
[INFO] checking rmcp-agent-0.1.6 against e3607d549209cc9fdfe7e907123b4185210e2c2b for pr-158915
[INFO] extracting crate rmcp-agent 0.1.6 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate rmcp-agent 0.1.6
[INFO] finished tweaking crates.io crate rmcp-agent 0.1.6
[INFO] tweaked toml for crates.io crate rmcp-agent 0.1.6 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rmcp-agent 0.1.6 on toolchain e3607d549209cc9fdfe7e907123b4185210e2c2b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rmcp-agent 0.1.6 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" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:85:1
[INFO] [stderr]    |
[INFO] [stderr] 85 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `rmcp-agent` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8e1f71e9feeb7e044ad14a75d9380c278287c2319ab839b5a9f809903abef55a
[INFO] running `Command { std: "docker" "start" "8e1f71e9feeb7e044ad14a75d9380c278287c2319ab839b5a9f809903abef55a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e1f71e9feeb7e044ad14a75d9380c278287c2319ab839b5a9f809903abef55a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8e1f71e9feeb7e044ad14a75d9380c278287c2319ab839b5a9f809903abef55a" "/opt/rustwide/cargo-home/bin/cargo" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e1f71e9feeb7e044ad14a75d9380c278287c2319ab839b5a9f809903abef55a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8e1f71e9feeb7e044ad14a75d9380c278287c2319ab839b5a9f809903abef55a" "/opt/rustwide/cargo-home/bin/cargo" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:85:1
[INFO] [stderr]    |
[INFO] [stderr] 85 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `rmcp-agent` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling cc v1.2.31
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking indexmap v2.10.0
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking rustls-native-certs v0.8.1
[INFO] [stderr]     Checking webpki-roots v1.0.2
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking dtoa v1.0.10
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking dtoa-short v0.3.5
[INFO] [stderr]    Compiling darling_core v0.21.1
[INFO] [stderr]    Compiling html5ever v0.27.0
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling pulldown-cmark v0.12.2
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]     Checking zerovec v0.11.4
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling selectors v0.25.0
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking bstr v1.12.0
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/e3607d549209cc9fdfe7e907123b4185210e2c2b/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -Z embed-metadata=no -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=dbb436683f28d528 -C extra-filename=-4beb7337d2b31124 --out-dir /opt/rustwide/target/debug/build/syn/4beb7337d2b31124/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/d8665169c487d19b/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/b3925cc8f83e9ac1/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/d8665169c487d19b/out/libproc_macro2-d8665169c487d19b.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/60c6fa93c90874f2/out/libquote-60c6fa93c90874f2.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/b3925cc8f83e9ac1/out/libunicode_ident-b3925cc8f83e9ac1.rmeta --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `futures-util` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/e3607d549209cc9fdfe7e907123b4185210e2c2b/bin/rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.31/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="async-await"' --cfg 'feature="async-await-macro"' --cfg 'feature="channel"' --cfg 'feature="default"' --cfg 'feature="futures-channel"' --cfg 'feature="futures-io"' --cfg 'feature="futures-macro"' --cfg 'feature="futures-sink"' --cfg 'feature="io"' --cfg 'feature="memchr"' --cfg 'feature="sink"' --cfg 'feature="slab"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "async-await", "async-await-macro", "bilock", "cfg-target-has-atomic", "channel", "compat", "default", "futures-channel", "futures-io", "futures-macro", "futures-sink", "futures_01", "io", "io-compat", "memchr", "portable-atomic", "sink", "slab", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=e449a0a6bdf96b44 -C extra-filename=-41657ba6334868cb --out-dir /opt/rustwide/target/debug/build/futures-util/41657ba6334868cb/out -L dependency=/opt/rustwide/target/debug/build/futures-core/756e876442dee363/out -L dependency=/opt/rustwide/target/debug/build/futures-sink/e7bd2ffb932e7c3a/out --extern futures_channel=/opt/rustwide/target/debug/build/futures-channel/3b07ee62b6910a08/out/libfutures_channel-3b07ee62b6910a08.rmeta --extern futures_core=/opt/rustwide/target/debug/build/futures-core/756e876442dee363/out/libfutures_core-756e876442dee363.rmeta --extern futures_io=/opt/rustwide/target/debug/build/futures-io/4ce1f16fa47c1e40/out/libfutures_io-4ce1f16fa47c1e40.rmeta --extern futures_macro=/opt/rustwide/target/debug/build/futures-macro/63e6fb9673d90d44/out/libfutures_macro-63e6fb9673d90d44.so --extern futures_sink=/opt/rustwide/target/debug/build/futures-sink/e7bd2ffb932e7c3a/out/libfutures_sink-e7bd2ffb932e7c3a.rmeta --extern futures_task=/opt/rustwide/target/debug/build/futures-task/011073701ea3a715/out/libfutures_task-011073701ea3a715.rmeta --extern memchr=/opt/rustwide/target/debug/build/memchr/2998dc56ed90fbb0/out/libmemchr-2998dc56ed90fbb0.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/build/pin-project-lite/dccf8aabedbf6d41/out/libpin_project_lite-dccf8aabedbf6d41.rmeta --extern pin_utils=/opt/rustwide/target/debug/build/pin-utils/db1de871cd8706a6/out/libpin_utils-db1de871cd8706a6.rmeta --extern slab=/opt/rustwide/target/debug/build/slab/f6250375d3ff91a4/out/libslab-f6250375d3ff91a4.rmeta --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "8e1f71e9feeb7e044ad14a75d9380c278287c2319ab839b5a9f809903abef55a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e1f71e9feeb7e044ad14a75d9380c278287c2319ab839b5a9f809903abef55a", kill_on_drop: false }`
[INFO] [stdout] 8e1f71e9feeb7e044ad14a75d9380c278287c2319ab839b5a9f809903abef55a
