[INFO] cloning repository https://github.com/ricardo-hdrn/niobium
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ricardo-hdrn/niobium" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fricardo-hdrn%2Fniobium", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fricardo-hdrn%2Fniobium'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bbc3ec9ee5b8266302d818f02afadcdf2557d324
[INFO] checking ricardo-hdrn/niobium against 4d7c0cd298ace72490220301fa543d63a154f8ce for pr-164789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fricardo-hdrn%2Fniobium" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ricardo-hdrn/niobium
[INFO] finished tweaking git repo https://github.com/ricardo-hdrn/niobium
[INFO] tweaked toml for git repo https://github.com/ricardo-hdrn/niobium written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ricardo-hdrn/niobium on toolchain 4d7c0cd298ace72490220301fa543d63a154f8ce
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ricardo-hdrn/niobium 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" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]  --> crates/niobium-mcp/Cargo.toml:8:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | repository = "https://github.com/ricardo-hdrn/niobium"
[INFO] [stderr]   |              -----------------------------------------
[INFO] [stderr] 8 | homepage = "https://github.com/ricardo-hdrn/niobium"
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `niobium-mcp` (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:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6f6a60f342400a1e787f9eb821ab08d5ce7d772918d9e73250ea48a88fa84e09
[INFO] running `Command { std: "docker" "start" "6f6a60f342400a1e787f9eb821ab08d5ce7d772918d9e73250ea48a88fa84e09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f6a60f342400a1e787f9eb821ab08d5ce7d772918d9e73250ea48a88fa84e09", 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" "6f6a60f342400a1e787f9eb821ab08d5ce7d772918d9e73250ea48a88fa84e09" "/opt/rustwide/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f6a60f342400a1e787f9eb821ab08d5ce7d772918d9e73250ea48a88fa84e09", 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" "6f6a60f342400a1e787f9eb821ab08d5ce7d772918d9e73250ea48a88fa84e09" "/opt/rustwide/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]  --> crates/niobium-mcp/Cargo.toml:8:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | repository = "https://github.com/ricardo-hdrn/niobium"
[INFO] [stderr]   |              -----------------------------------------
[INFO] [stderr] 8 | homepage = "https://github.com/ricardo-hdrn/niobium"
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `niobium-mcp` (manifest) generated 1 warning
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking socket2 v0.6.2
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling rustls v0.23.37
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking icu_normalizer v2.1.1
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling libsqlite3-sys v0.31.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]    Compiling rmcp v0.16.0
[INFO] [stderr]     Checking clap_builder v4.5.60
[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]    Compiling clap_derive v4.5.55
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking hashlink v0.10.0
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]    Compiling pastey v0.2.1
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking uuid v1.21.0
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]     Checking gimli v0.32.3
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling dart-sys v4.1.5
[INFO] [stderr]     Checking rustc-demangle v0.1.27
[INFO] [stderr]    Compiling schemars_derive v1.2.1
[INFO] [stderr]    Compiling build-target v0.4.0
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling flutter_rust_bridge v2.11.1
[INFO] [stderr]     Checking atomic v0.5.3
[INFO] [stderr]     Checking tempfile v3.26.0
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]    Compiling delegate-attr v0.3.0
[INFO] [stderr]     Checking deadpool-runtime v0.1.4
[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/4d7c0cd298ace72490220301fa543d63a154f8ce/bin/rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.32/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", "sink", "slab", "spin", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=e88ab734231bd21c -C extra-filename=-5d2a706e565e3562 --out-dir /opt/rustwide/target/debug/build/futures-util/5d2a706e565e3562/out -L dependency=/opt/rustwide/target/debug/build/futures-core/1cd512d543215c04/out -L dependency=/opt/rustwide/target/debug/build/futures-sink/80687936758fa695/out --extern futures_channel=/opt/rustwide/target/debug/build/futures-channel/6351650e09691772/out/libfutures_channel-6351650e09691772.rmeta --extern futures_core=/opt/rustwide/target/debug/build/futures-core/1cd512d543215c04/out/libfutures_core-1cd512d543215c04.rmeta --extern futures_io=/opt/rustwide/target/debug/build/futures-io/ee83dd0d8cfe75cb/out/libfutures_io-ee83dd0d8cfe75cb.rmeta --extern futures_macro=/opt/rustwide/target/debug/build/futures-macro/eff926812d101a5d/out/libfutures_macro-eff926812d101a5d.so --extern futures_sink=/opt/rustwide/target/debug/build/futures-sink/80687936758fa695/out/libfutures_sink-80687936758fa695.rmeta --extern futures_task=/opt/rustwide/target/debug/build/futures-task/bde3b8216abf23c5/out/libfutures_task-bde3b8216abf23c5.rmeta --extern memchr=/opt/rustwide/target/debug/build/memchr/3d944e3b9ac373a3/out/libmemchr-3d944e3b9ac373a3.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/build/pin-project-lite/dccf8aabedbf6d41/out/libpin_project_lite-dccf8aabedbf6d41.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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `regex-automata` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4d7c0cd298ace72490220301fa543d63a154f8ce/bin/rustc --crate-name regex_automata --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-automata-0.4.14/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="dfa-build"' --cfg 'feature="dfa-onepass"' --cfg 'feature="dfa-search"' --cfg 'feature="hybrid"' --cfg 'feature="meta"' --cfg 'feature="nfa-backtrack"' --cfg 'feature="nfa-pikevm"' --cfg 'feature="nfa-thompson"' --cfg 'feature="perf-inline"' --cfg 'feature="perf-literal"' --cfg 'feature="perf-literal-multisubstring"' --cfg 'feature="perf-literal-substring"' --cfg 'feature="std"' --cfg 'feature="syntax"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' --cfg 'feature="unicode-word-boundary"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "dfa", "dfa-build", "dfa-onepass", "dfa-search", "hybrid", "internal-instrument", "internal-instrument-pikevm", "logging", "meta", "nfa", "nfa-backtrack", "nfa-pikevm", "nfa-thompson", "perf", "perf-inline", "perf-literal", "perf-literal-multisubstring", "perf-literal-substring", "std", "syntax", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment", "unicode-word-boundary"))' -C metadata=d3cdd7eb56ee2c56 -C extra-filename=-6667c51cedd9f39f --out-dir /opt/rustwide/target/debug/build/regex-automata/6667c51cedd9f39f/out -L dependency=/opt/rustwide/target/debug/build/memchr/3d944e3b9ac373a3/out --extern aho_corasick=/opt/rustwide/target/debug/build/aho-corasick/0fb197dd6545f795/out/libaho_corasick-0fb197dd6545f795.rmeta --extern memchr=/opt/rustwide/target/debug/build/memchr/3d944e3b9ac373a3/out/libmemchr-3d944e3b9ac373a3.rmeta --extern regex_syntax=/opt/rustwide/target/debug/build/regex-syntax/6cb68f2e111607e3/out/libregex_syntax-6cb68f2e111607e3.rmeta --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "6f6a60f342400a1e787f9eb821ab08d5ce7d772918d9e73250ea48a88fa84e09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f6a60f342400a1e787f9eb821ab08d5ce7d772918d9e73250ea48a88fa84e09", kill_on_drop: false }`
[INFO] [stdout] 6f6a60f342400a1e787f9eb821ab08d5ce7d772918d9e73250ea48a88fa84e09