[INFO] fetching crate mcptest 1.3.0...
[INFO] checking mcptest-1.3.0 against be3da1e8c043bb6f1f335463d3b1335cdf50b03c for pr-162597
[INFO] extracting crate mcptest 1.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate mcptest 1.3.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mcptest 1.3.0
[INFO] tweaked toml for crates.io crate mcptest 1.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcptest 1.3.0 on toolchain be3da1e8c043bb6f1f335463d3b1335cdf50b03c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mcptest 1.3.0 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" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]    --> Cargo.toml:192:1
[INFO] [stderr]     |
[INFO] [stderr] 192 | 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: `mcptest` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0f329719d3df9c4a096b8aca55b1c15999a6a4bc403d27337c3b8f4a321f0f6c
[INFO] running `Command { std: "docker" "start" "0f329719d3df9c4a096b8aca55b1c15999a6a4bc403d27337c3b8f4a321f0f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f329719d3df9c4a096b8aca55b1c15999a6a4bc403d27337c3b8f4a321f0f6c", 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" "0f329719d3df9c4a096b8aca55b1c15999a6a4bc403d27337c3b8f4a321f0f6c" "/opt/rustwide/cargo-home/bin/cargo" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f329719d3df9c4a096b8aca55b1c15999a6a4bc403d27337c3b8f4a321f0f6c", 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" "0f329719d3df9c4a096b8aca55b1c15999a6a4bc403d27337c3b8f4a321f0f6c" "/opt/rustwide/cargo-home/bin/cargo" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "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:192:1
[INFO] [stderr]     |
[INFO] [stderr] 192 | 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: `mcptest` (manifest) generated 1 warning
[INFO] [stderr]    Compiling cc v1.2.62
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking spin v0.9.9
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]     Checking yoke v0.8.2
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking base64ct v1.8.3
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking zerovec v0.11.6
[INFO] [stderr]     Checking zerotrie v0.2.4
[INFO] [stderr]    Compiling der_derive v0.7.3
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking tokio v1.52.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking bytes-utils v0.1.4
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking cmov v0.5.3
[INFO] [stderr]     Checking der v0.7.10
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking tinystr v0.8.3
[INFO] [stderr]     Checking potential_utf v0.1.5
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking icu_locale_core v2.2.0
[INFO] [stderr]     Checking icu_collections v2.2.0
[INFO] [stderr]     Checking ctutils v0.4.2
[INFO] [stderr]     Checking compression-codecs v0.4.38
[INFO] [stderr]     Checking bit-set v0.8.0
[INFO] [stderr]     Checking uuid v1.23.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling aws-smithy-runtime-api-macros v1.0.0
[INFO] [stderr]     Checking digest v0.11.3
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint-dig v0.8.6
[INFO] [stderr]     Checking murmur3 v0.4.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking jaq-core v3.0.0
[INFO] [stderr]     Checking fluent-uri v0.3.2
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking rand v0.8.6
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking aws-smithy-types v1.4.8
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling recursive-proc-macro-impl v0.1.1
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling stacker v0.1.24
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking filetime v0.2.29
[INFO] [stderr]     Checking better_any v0.2.1
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking jiff v0.2.24
[INFO] [stderr]     Checking regex-bites v0.1.6
[INFO] [stderr]     Checking sha2 v0.11.0
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking pkcs1 v0.7.5
[INFO] [stderr]     Checking icu_provider v2.2.0
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking fraction v0.15.4
[INFO] [stderr]     Checking axum-core v0.5.6
[INFO] [stderr]     Checking antlr4rust v0.5.2
[INFO] [stderr]     Checking chrono v0.4.45
[INFO] [stderr]     Checking icu_properties v2.2.0
[INFO] [stderr]     Checking icu_normalizer v2.2.0
[INFO] [stderr]     Checking referencing v0.30.0
[INFO] [stderr] error: could not compile `serde_core` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/be3da1e8c043bb6f1f335463d3b1335cdf50b03c/bin/rustc --crate-name serde_core --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_core-1.0.228/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="default"' --cfg 'feature="result"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "rc", "result", "std", "unstable"))' -C metadata=25ee1251b74a1d33 -C extra-filename=-570f39e472f0b980 --out-dir /opt/rustwide/target/debug/build/serde_core/570f39e472f0b980/out --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies --check-cfg 'cfg(if_docsrs_then_no_serde_core)' --check-cfg 'cfg(no_core_cstr)' --check-cfg 'cfg(no_core_error)' --check-cfg 'cfg(no_core_net)' --check-cfg 'cfg(no_core_num_saturating)' --check-cfg 'cfg(no_diagnostic_namespace)' --check-cfg 'cfg(no_serde_derive)' --check-cfg 'cfg(no_std_atomic)' --check-cfg 'cfg(no_std_atomic64)' --check-cfg 'cfg(no_target_has_atomic)'` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `object` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/be3da1e8c043bb6f1f335463d3b1335cdf50b03c/bin/rustc --crate-name object --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/object-0.37.3/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="archive"' --cfg 'feature="coff"' --cfg 'feature="elf"' --cfg 'feature="macho"' --cfg 'feature="pe"' --cfg 'feature="read"' --cfg 'feature="read_core"' --cfg 'feature="std"' --cfg 'feature="unaligned"' --cfg 'feature="xcoff"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("all", "alloc", "archive", "build", "build_core", "cargo-all", "coff", "compression", "core", "default", "doc", "elf", "macho", "pe", "read", "read_core", "rustc-dep-of-std", "std", "unaligned", "unstable", "unstable-all", "wasm", "write", "write_core", "write_std", "xcoff"))' -C metadata=880aff11d55b1175 -C extra-filename=-d77765505aef9643 --out-dir /opt/rustwide/target/debug/build/object/d77765505aef9643/out --extern memchr=/opt/rustwide/target/debug/build/memchr/ab0a0affe7ea740d/out/libmemchr-ab0a0affe7ea740d.rmeta --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies --cfg core_error --check-cfg 'cfg(core_error)'` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "0f329719d3df9c4a096b8aca55b1c15999a6a4bc403d27337c3b8f4a321f0f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f329719d3df9c4a096b8aca55b1c15999a6a4bc403d27337c3b8f4a321f0f6c", kill_on_drop: false }`
[INFO] [stdout] 0f329719d3df9c4a096b8aca55b1c15999a6a4bc403d27337c3b8f4a321f0f6c
