[INFO] fetching crate graphembed 0.0.8...
[INFO] testing graphembed-0.0.8 against beta-2026-04-21 for beta-1.96-1
[INFO] extracting crate graphembed 0.0.8 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate graphembed 0.0.8
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate graphembed 0.0.8
[INFO] tweaked toml for crates.io crate graphembed 0.0.8 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate graphembed 0.0.8 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate graphembed 0.0.8 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ab45d3e9425c85c507673a7b7ebc8d81c30739bdfd5756d5dfffd786a0d21b2
[INFO] running `Command { std: "docker" "start" "-a" "9ab45d3e9425c85c507673a7b7ebc8d81c30739bdfd5756d5dfffd786a0d21b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ab45d3e9425c85c507673a7b7ebc8d81c30739bdfd5756d5dfffd786a0d21b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ab45d3e9425c85c507673a7b7ebc8d81c30739bdfd5756d5dfffd786a0d21b2", kill_on_drop: false }`
[INFO] [stdout] 9ab45d3e9425c85c507673a7b7ebc8d81c30739bdfd5756d5dfffd786a0d21b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab997f7e94eecf6dc5990ed1139b9970181013eeff4a89c63394bde6078e5ca7
[INFO] running `Command { std: "docker" "start" "-a" "ab997f7e94eecf6dc5990ed1139b9970181013eeff4a89c63394bde6078e5ca7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling cc v1.2.26
[INFO] [stderr]    Compiling litemap v0.8.0
[INFO] [stderr]    Compiling writeable v0.6.1
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling syn v2.0.102
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling openssl-probe v0.1.6
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling filetime v0.2.25
[INFO] [stderr]    Compiling rustls-native-certs v0.7.3
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling xattr v1.5.0
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling humantime v2.2.0
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling tar v0.4.44
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling slog-async v2.8.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling combine v4.6.7
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling simdeez v1.0.8
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling cpu-time v1.0.0
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling cblas-sys v0.1.4
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling clap_builder v4.5.40
[INFO] [stderr]    Compiling alga v0.9.3
[INFO] [stderr]    Compiling slog-term v2.9.1
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling lapack-sys v0.14.0
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling jiff v0.2.14
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling annembed v0.1.5
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling rand_xoshiro v0.7.0
[INFO] [stderr]    Compiling lapacke-sys v0.1.4
[INFO] [stderr]    Compiling memory-stats v1.2.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling bytemuck v1.23.1
[INFO] [stderr]    Compiling graphembed v0.0.8 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling murmur3 v0.5.2
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling indxvec v1.9.6
[INFO] [stderr]    Compiling quantiles v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling enum-as-inner v0.6.1
[INFO] [stderr]    Compiling katexit v0.1.5
[INFO] [stderr]    Compiling clap_derive v4.5.40
[INFO] [stderr]    Compiling hdrhistogram v7.5.4
[INFO] [stderr] error: could not compile `nix` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name nix --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.26.4/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 -C debuginfo=2 --cfg 'feature="acct"' --cfg 'feature="aio"' --cfg 'feature="default"' --cfg 'feature="dir"' --cfg 'feature="env"' --cfg 'feature="event"' --cfg 'feature="feature"' --cfg 'feature="fs"' --cfg 'feature="hostname"' --cfg 'feature="inotify"' --cfg 'feature="ioctl"' --cfg 'feature="kmod"' --cfg 'feature="memoffset"' --cfg 'feature="mman"' --cfg 'feature="mount"' --cfg 'feature="mqueue"' --cfg 'feature="net"' --cfg 'feature="personality"' --cfg 'feature="pin-utils"' --cfg 'feature="poll"' --cfg 'feature="process"' --cfg 'feature="pthread"' --cfg 'feature="ptrace"' --cfg 'feature="quota"' --cfg 'feature="reboot"' --cfg 'feature="resource"' --cfg 'feature="sched"' --cfg 'feature="signal"' --cfg 'feature="socket"' --cfg 'feature="term"' --cfg 'feature="time"' --cfg 'feature="ucontext"' --cfg 'feature="uio"' --cfg 'feature="user"' --cfg 'feature="zerocopy"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("acct", "aio", "default", "dir", "env", "event", "feature", "fs", "hostname", "inotify", "ioctl", "kmod", "memoffset", "mman", "mount", "mqueue", "net", "personality", "pin-utils", "poll", "process", "pthread", "ptrace", "quota", "reboot", "resource", "sched", "signal", "socket", "term", "time", "ucontext", "uio", "user", "zerocopy"))' -C metadata=19b3f42bf3d992a0 -C extra-filename=-078b3024e42b02d7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-a9851ebd0ab18f47.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-b8160e940c54d589.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-8be5701dfe4adbe5.rmeta --extern memoffset=/opt/rustwide/target/debug/deps/libmemoffset-86138fbad0e3c26f.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-e0a199353c6bf870.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ab997f7e94eecf6dc5990ed1139b9970181013eeff4a89c63394bde6078e5ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab997f7e94eecf6dc5990ed1139b9970181013eeff4a89c63394bde6078e5ca7", kill_on_drop: false }`
[INFO] [stdout] ab997f7e94eecf6dc5990ed1139b9970181013eeff4a89c63394bde6078e5ca7