[INFO] fetching crate re_viewer_mcp 0.38.1...
[INFO] checking re_viewer_mcp-0.38.1 against 5c543b0b8c73c7b72bc8284ced4fb22ead15734d for pr-160186
[INFO] extracting crate re_viewer_mcp 0.38.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate re_viewer_mcp 0.38.1
[INFO] finished tweaking crates.io crate re_viewer_mcp 0.38.1
[INFO] tweaked toml for crates.io crate re_viewer_mcp 0.38.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate re_viewer_mcp 0.38.1 on toolchain 5c543b0b8c73c7b72bc8284ced4fb22ead15734d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate re_viewer_mcp 0.38.1 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" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded axum-core v0.5.5
[INFO] [stderr]   Downloaded re_byte_size_derive v0.38.1
[INFO] [stderr]   Downloaded h2 v0.4.16
[INFO] [stderr]   Downloaded re_tuid v0.38.1
[INFO] [stderr]   Downloaded tracing-web v0.1.3
[INFO] [stderr]   Downloaded rmcp-macros v1.8.0
[INFO] [stderr]   Downloaded tonic-reflection v0.14.6
[INFO] [stderr]   Downloaded re_log v0.38.1
[INFO] [stderr]   Downloaded re_error v0.38.1
[INFO] [stderr]   Downloaded re_tracing v0.38.1
[INFO] [stderr]   Downloaded re_span v0.38.1
[INFO] [stderr]   Downloaded re_byte_size v0.38.1
[INFO] [stderr]   Downloaded vec1 v1.12.1
[INFO] [stderr]   Downloaded re_string_interner v0.38.1
[INFO] [stderr]   Downloaded re_types_core v0.38.1
[INFO] [stderr]   Downloaded puffin v0.20.0
[INFO] [stderr]   Downloaded re_case v0.38.1
[INFO] [stderr]   Downloaded quiver_derive v0.6.1
[INFO] [stderr]   Downloaded re_arrow_util v0.38.1
[INFO] [stderr]   Downloaded re_format v0.38.1
[INFO] [stderr]   Downloaded re_int v0.38.1
[INFO] [stderr]   Downloaded re_build_info v0.38.1
[INFO] [stderr]   Downloaded quiver v0.6.1
[INFO] [stderr]   Downloaded quiver_types v0.6.1
[INFO] [stderr]   Downloaded re_sorbet v0.38.1
[INFO] [stderr]   Downloaded re_log_types v0.38.1
[INFO] [stderr]   Downloaded clean-path v0.2.1
[INFO] [stderr]   Downloaded re_protos v0.38.1
[INFO] [stderr]   Downloaded rmcp v1.8.0
[INFO] [stderr]   Downloaded re_grpc_headers v0.38.1
[INFO] [stderr]   Downloaded re_quota_channel v0.38.1
[INFO] [stderr]   Downloaded re_chunk v0.38.1
[INFO] [stderr]   Downloaded egui_inspection v0.36.2
[INFO] [stderr]   Downloaded egui_mcp v0.2.0
[INFO] [stderr]   Downloaded font-types v0.12.2
[INFO] [stderr]   Downloaded accesskit_consumer v0.37.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8e96d83d933d0f082867d7ed7d3c70d9fd3db1be5a650240c7ea3669a8d6c4eb
[INFO] running `Command { std: "docker" "start" "8e96d83d933d0f082867d7ed7d3c70d9fd3db1be5a650240c7ea3669a8d6c4eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e96d83d933d0f082867d7ed7d3c70d9fd3db1be5a650240c7ea3669a8d6c4eb", 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" "8e96d83d933d0f082867d7ed7d3c70d9fd3db1be5a650240c7ea3669a8d6c4eb" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e96d83d933d0f082867d7ed7d3c70d9fd3db1be5a650240c7ea3669a8d6c4eb", 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" "8e96d83d933d0f082867d7ed7d3c70d9fd3db1be5a650240c7ea3669a8d6c4eb" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.55
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking regex-syntax v0.8.11
[INFO] [stderr]     Checking lexical-util v1.0.7
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling thiserror v2.0.19
[INFO] [stderr]    Compiling bytemuck_derive v1.11.0
[INFO] [stderr]    Compiling zerocopy-derive v0.8.55
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]    Compiling thiserror-impl v2.0.19
[INFO] [stderr]     Checking serde v1.0.229
[INFO] [stderr]    Compiling flatbuffers v25.12.19
[INFO] [stderr]     Checking tokio v1.53.1
[INFO] [stderr]     Checking crossbeam-utils v0.8.22
[INFO] [stderr]     Checking futures-channel v0.3.33
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]    Compiling futures-macro v0.3.33
[INFO] [stderr]     Checking futures-io v0.3.33
[INFO] [stderr]    Compiling crossbeam-deque v0.8.7
[INFO] [stderr]     Checking crossbeam-epoch v0.9.20
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling re_byte_size_derive v0.38.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking lexical-write-integer v1.0.6
[INFO] [stderr]     Checking lexical-parse-integer v1.0.6
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking smallvec v1.15.2
[INFO] [stderr]     Checking chrono v0.4.45
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]     Checking lexical-parse-float v1.0.6
[INFO] [stderr]     Checking lexical-write-float v1.0.6
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking vec1 v1.12.1
[INFO] [stderr]     Checking itertools v0.15.0
[INFO] [stderr]    Compiling displaydoc v0.2.7
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking uuid v1.24.0
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking futures-util v0.3.33
[INFO] [stderr]    Compiling quiver_derive v0.6.1
[INFO] [stderr]     Checking lexical-core v1.0.6
[INFO] [stderr]    Compiling either v1.17.0
[INFO] [stderr]     Checking kurbo v0.13.1
[INFO] [stderr]    Compiling async-trait v0.1.91
[INFO] [stderr]     Checking euclid v0.22.14
[INFO] [stderr]     Checking regex-automata v0.4.16
[INFO] [stderr]     Checking axum-core v0.5.5
[INFO] [stderr]     Checking bytemuck v1.25.2
[INFO] [stderr]     Checking bitflags v2.13.1
[INFO] [stderr]     Checking zerotrie v0.2.4
[INFO] [stderr]     Checking color v0.3.3
[INFO] [stderr]     Checking font-types v0.12.2
[INFO] [stderr]     Checking convert_case v0.11.0
[INFO] [stderr]     Checking arrow-schema v58.3.0
[INFO] [stderr]     Checking zerovec v0.11.6
[INFO] [stderr]     Checking guillotiere v0.7.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]     Checking re_span v0.38.1
[INFO] [stderr]    Compiling fixed v1.31.0
[INFO] [stderr]     Checking peniko v0.6.1
[INFO] [stderr]     Checking re_int v0.38.1
[INFO] [stderr]     Checking read-fonts v0.41.0
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]     Checking re_case v0.38.1
[INFO] [stderr]     Checking vello_common v0.1.0
[INFO] [stderr]     Checking emath v0.36.2
[INFO] [stderr]    Compiling enumn v0.1.14
[INFO] [stderr]     Checking re_error v0.38.1
[INFO] [stderr]     Checking jiff-core v0.1.0
[INFO] [stderr]    Compiling prost-derive v0.14.4
[INFO] [stderr]     Checking az v1.3.0
[INFO] [stderr]     Checking tinystr v0.8.3
[INFO] [stderr]     Checking puffin v0.20.0
[INFO] [stderr]     Checking potential_utf v0.1.5
[INFO] [stderr]     Checking icu_locale_core v2.2.0
[INFO] [stderr]     Checking icu_collections v2.2.0
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]    Compiling ref-cast v1.0.26
[INFO] [stderr] error: could not compile `tokio` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/5c543b0b8c73c7b72bc8284ced4fb22ead15734d/bin/rustc --crate-name tokio --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.53.1/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="bytes"' --cfg 'feature="default"' --cfg 'feature="io-std"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="macros"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="rt"' --cfg 'feature="rt-multi-thread"' --cfg 'feature="signal"' --cfg 'feature="signal-hook-registry"' --cfg 'feature="socket2"' --cfg 'feature="sync"' --cfg 'feature="time"' --cfg 'feature="tokio-macros"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bytes", "default", "fs", "full", "io-std", "io-uring", "io-util", "libc", "macros", "mio", "net", "parking_lot", "process", "rt", "rt-multi-thread", "schedule-latency", "signal", "signal-hook-registry", "socket2", "sync", "taskdump", "test-util", "time", "tokio-macros", "tracing", "windows-sys"))' -C metadata=1ff7b21b8bf8cf78 -C extra-filename=-590ac6cf938070bd --out-dir /opt/rustwide/target/debug/build/tokio/590ac6cf938070bd/out -L dependency=/opt/rustwide/target/debug/build/errno/0f735279c0a5cb88/out -L dependency=/opt/rustwide/target/debug/build/libc/5b122225efee376b/out --extern bytes=/opt/rustwide/target/debug/build/bytes/4fbd75942b1503ad/out/libbytes-4fbd75942b1503ad.rmeta --extern libc=/opt/rustwide/target/debug/build/libc/5b122225efee376b/out/liblibc-5b122225efee376b.rmeta --extern mio=/opt/rustwide/target/debug/build/mio/acbf03d6753a552b/out/libmio-acbf03d6753a552b.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/build/pin-project-lite/7176d3be2b7ee2e1/out/libpin_project_lite-7176d3be2b7ee2e1.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/build/signal-hook-registry/e631dbe7df418f4f/out/libsignal_hook_registry-e631dbe7df418f4f.rmeta --extern socket2=/opt/rustwide/target/debug/build/socket2/081bf329e7bc52a9/out/libsocket2-081bf329e7bc52a9.rmeta --extern tokio_macros=/opt/rustwide/target/debug/build/tokio-macros/e0466a1c6de12fa5/out/libtokio_macros-e0466a1c6de12fa5.so --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/5c543b0b8c73c7b72bc8284ced4fb22ead15734d/bin/rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.33/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="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", "libc", "memchr", "portable-atomic", "portable-atomic-alloc", "portable-atomic-util", "portable_atomic_crate", "sink", "slab", "spin", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=6f3b85653f8edaaa -C extra-filename=-ed5bcbd0e397a658 --out-dir /opt/rustwide/target/debug/build/futures-util/ed5bcbd0e397a658/out -L dependency=/opt/rustwide/target/debug/build/futures-core/66c6c11339e0b249/out -L dependency=/opt/rustwide/target/debug/build/futures-sink/cdd1669e988ddca7/out --extern futures_channel=/opt/rustwide/target/debug/build/futures-channel/dfe92fecf9204724/out/libfutures_channel-dfe92fecf9204724.rmeta --extern futures_core=/opt/rustwide/target/debug/build/futures-core/66c6c11339e0b249/out/libfutures_core-66c6c11339e0b249.rmeta --extern futures_io=/opt/rustwide/target/debug/build/futures-io/3ebfebde32ce6a0b/out/libfutures_io-3ebfebde32ce6a0b.rmeta --extern futures_macro=/opt/rustwide/target/debug/build/futures-macro/2e0febc4b55f49d2/out/libfutures_macro-2e0febc4b55f49d2.so --extern futures_sink=/opt/rustwide/target/debug/build/futures-sink/cdd1669e988ddca7/out/libfutures_sink-cdd1669e988ddca7.rmeta --extern futures_task=/opt/rustwide/target/debug/build/futures-task/7018d05962e87907/out/libfutures_task-7018d05962e87907.rmeta --extern memchr=/opt/rustwide/target/debug/build/memchr/b924193483665774/out/libmemchr-b924193483665774.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/build/pin-project-lite/7176d3be2b7ee2e1/out/libpin_project_lite-7176d3be2b7ee2e1.rmeta --extern slab=/opt/rustwide/target/debug/build/slab/101f873bca723251/out/libslab-101f873bca723251.rmeta --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "8e96d83d933d0f082867d7ed7d3c70d9fd3db1be5a650240c7ea3669a8d6c4eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e96d83d933d0f082867d7ed7d3c70d9fd3db1be5a650240c7ea3669a8d6c4eb", kill_on_drop: false }`
[INFO] [stdout] 8e96d83d933d0f082867d7ed7d3c70d9fd3db1be5a650240c7ea3669a8d6c4eb
