[INFO] fetching crate subnet-garden-core 0.3.0...
[INFO] testing subnet-garden-core-0.3.0 against master#7704328ba5ae8d6ce0ac303c9d5a1a1605906766 for pr-146989
[INFO] extracting crate subnet-garden-core 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate subnet-garden-core 0.3.0
[INFO] finished tweaking crates.io crate subnet-garden-core 0.3.0
[INFO] tweaked toml for crates.io crate subnet-garden-core 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate subnet-garden-core 0.3.0 on toolchain 7704328ba5ae8d6ce0ac303c9d5a1a1605906766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 202 packages to latest compatible versions
[INFO] [stderr]       Adding cidr v0.2.3 (available: v0.3.2)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding grcov v0.8.20 (available: v0.8.24)
[INFO] [stderr]       Adding itertools v0.12.1 (available: v0.14.0)
[INFO] [stderr]       Adding unicode-width v0.1.11 (available: v0.1.14)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atomic-polyfill v1.0.3
[INFO] [stderr]   Downloaded cobs v0.3.0
[INFO] [stderr]   Downloaded heapless v0.7.17
[INFO] [stderr]   Downloaded tabled_derive v0.8.0
[INFO] [stderr]   Downloaded terminal_size v0.4.3
[INFO] [stderr]   Downloaded serde_test v1.0.177
[INFO] [stderr]   Downloaded cidr-utils v0.6.2
[INFO] [stderr]   Downloaded symbolic-common v12.17.1
[INFO] [stderr]   Downloaded cidr v0.2.3
[INFO] [stderr]   Downloaded msvc-demangler v0.10.1
[INFO] [stderr]   Downloaded papergrid v0.12.0
[INFO] [stderr]   Downloaded zip v2.4.2
[INFO] [stderr]   Downloaded grcov v0.8.20
[INFO] [stderr]   Downloaded postcard v1.1.3
[INFO] [stderr]   Downloaded cpp_demangle v0.4.5
[INFO] [stderr]   Downloaded tabled v0.16.0
[INFO] [stderr]   Downloaded symbolic-demangle v12.17.1
[INFO] [stderr]   Downloaded simplelog v0.12.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3372361bd65cff3cb0d75475b6d4af29ebc1f72f0cd870f17914afbaa0e58212
[INFO] running `Command { std: "docker" "start" "-a" "3372361bd65cff3cb0d75475b6d4af29ebc1f72f0cd870f17914afbaa0e58212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3372361bd65cff3cb0d75475b6d4af29ebc1f72f0cd870f17914afbaa0e58212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3372361bd65cff3cb0d75475b6d4af29ebc1f72f0cd870f17914afbaa0e58212", kill_on_drop: false }`
[INFO] [stdout] 3372361bd65cff3cb0d75475b6d4af29ebc1f72f0cd870f17914afbaa0e58212
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09c05d7399a396ccc68f51f6acc5cf991012fa3e8c3f826299474419588a9fb7
[INFO] running `Command { std: "docker" "start" "-a" "09c05d7399a396ccc68f51f6acc5cf991012fa3e8c3f826299474419588a9fb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling cidr v0.2.3
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling cidr-utils v0.6.2
[INFO] [stderr]    Compiling subnet-garden-core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/pool.rs:31:31
[INFO] [stdout]    |
[INFO] [stdout] 29 |         &'a self,
[INFO] [stdout]    |          -- the lifetime is named here
[INFO] [stdout] 30 |         subspace: &'a Subspace,
[INFO] [stdout]    |                    -- the lifetime is named here
[INFO] [stdout] 31 |     ) -> impl Iterator<Item = &Subspace> {
[INFO] [stdout]    |                               ^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 31 |     ) -> impl Iterator<Item = &'a Subspace> {
[INFO] [stdout]    |                                ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.97s
[INFO] running `Command { std: "docker" "inspect" "09c05d7399a396ccc68f51f6acc5cf991012fa3e8c3f826299474419588a9fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09c05d7399a396ccc68f51f6acc5cf991012fa3e8c3f826299474419588a9fb7", kill_on_drop: false }`
[INFO] [stdout] 09c05d7399a396ccc68f51f6acc5cf991012fa3e8c3f826299474419588a9fb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0862d41cd9bac764e6594bb46dc6b44e31b27e8e237d4394193313dfc56d288
[INFO] running `Command { std: "docker" "start" "-a" "d0862d41cd9bac764e6594bb46dc6b44e31b27e8e237d4394193313dfc56d288", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling zerocopy v0.8.34
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling uuid v1.20.0
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libz-sys v1.1.23
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling pest v2.8.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling bstr v1.12.1
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling cpp_demangle v0.4.5
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]    Compiling time-macros v0.2.26
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling debugid v0.8.0
[INFO] [stderr]    Compiling memmap2 v0.9.9
[INFO] [stderr]    Compiling zip v2.4.2
[INFO] [stderr]    Compiling symbolic-demangle v12.17.1
[INFO] [stderr]    Compiling deunicode v1.6.2
[INFO] [stderr]    Compiling clap_lex v0.7.7
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling bytecount v0.6.9
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling papergrid v0.12.0
[INFO] [stderr]    Compiling slug v0.1.6
[INFO] [stderr]    Compiling symbolic-common v12.17.1
[INFO] [stderr]    Compiling flate2 v1.1.8
[INFO] [stderr]    Compiling pest_meta v2.8.5
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling time v0.3.46
[INFO] [stderr]    Compiling humansize v2.1.3
[INFO] [stderr]    Compiling cfb v0.7.3
[INFO] [stderr]    Compiling msvc-demangler v0.10.1
[INFO] [stderr]    Compiling pest_generator v2.8.5
[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/7704328ba5ae8d6ce0ac303c9d5a1a1605906766/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 --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit-mut"' --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=71efe4b7cbcd1923 -C extra-filename=-6bf4ac43bc698847 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-fec5599a7f184630.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-de2c59b803aecfd0.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9533002ac35f5809.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d0862d41cd9bac764e6594bb46dc6b44e31b27e8e237d4394193313dfc56d288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0862d41cd9bac764e6594bb46dc6b44e31b27e8e237d4394193313dfc56d288", kill_on_drop: false }`
[INFO] [stdout] d0862d41cd9bac764e6594bb46dc6b44e31b27e8e237d4394193313dfc56d288