[INFO] cloning repository https://github.com/byter11/boolean-retrieval
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/byter11/boolean-retrieval" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbyter11%2Fboolean-retrieval", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbyter11%2Fboolean-retrieval'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e804f0541fcd7833e085398a4e6c33689ce65e4a
[INFO] documenting byter11/boolean-retrieval against beta-2026-04-21 for beta-1.96-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbyter11%2Fboolean-retrieval" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/byter11/boolean-retrieval
[INFO] finished tweaking git repo https://github.com/byter11/boolean-retrieval
[INFO] tweaked toml for git repo https://github.com/byter11/boolean-retrieval written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/byter11/boolean-retrieval 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 git repo https://github.com/byter11/boolean-retrieval 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] cf95025040e0f0137c6edc3c9517d432b9c32bc99c8747eef93a7029cf955314
[INFO] running `Command { std: "docker" "start" "-a" "cf95025040e0f0137c6edc3c9517d432b9c32bc99c8747eef93a7029cf955314", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf95025040e0f0137c6edc3c9517d432b9c32bc99c8747eef93a7029cf955314", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf95025040e0f0137c6edc3c9517d432b9c32bc99c8747eef93a7029cf955314", kill_on_drop: false }`
[INFO] [stdout] cf95025040e0f0137c6edc3c9517d432b9c32bc99c8747eef93a7029cf955314
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8953dcb404d007505d291b43abd82d3935fcf26a163e86e8cec00a918bb9232
[INFO] running `Command { std: "docker" "start" "-a" "a8953dcb404d007505d291b43abd82d3935fcf26a163e86e8cec00a918bb9232", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling serde_derive v1.0.154
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling serde v1.0.154
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling thiserror v1.0.39
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling cfg-expr v0.11.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling toml_datetime v0.6.1
[INFO] [stderr]    Compiling winnow v0.3.5
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling polling v2.6.0
[INFO] [stderr]    Compiling futures-task v0.3.27
[INFO] [stderr]    Compiling futures-io v0.3.27
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]    Compiling concurrent-queue v2.1.0
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling async-lock v2.7.0
[INFO] [stderr]    Compiling async-io v1.12.0
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking ttf-parser v0.18.1
[INFO] [stderr]    Compiling futures-util v0.3.27
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling async-task v4.3.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling async-trait v0.1.66
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling async-channel v1.8.0
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]    Compiling toml_edit v0.19.5
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.0
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling atomic-waker v1.1.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling blocking v1.3.0
[INFO] [stderr]    Compiling digest v0.10.6
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking flate2 v1.0.25
[INFO] [stderr]     Checking strict-num v0.1.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling futures-sink v0.3.27
[INFO] [stderr]    Compiling nix v0.26.2
[INFO] [stderr]    Compiling sha1 v0.10.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking png v0.17.7
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling async-executor v1.5.0
[INFO] [stderr]    Compiling ordered-stream v0.2.0
[INFO] [stderr]     Checking owned_ttf_parser v0.18.1
[INFO] [stderr]    Compiling async-broadcast v0.5.1
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]     Checking ab_glyph v0.2.20
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]     Checking raw-window-handle v0.5.1
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling winit v0.28.2
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling glutin_egl_sys v0.4.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.4.0
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]    Compiling wayland-sys v0.30.1
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.11
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking gethostname v0.2.3
[INFO] [stderr]    Compiling glutin v0.30.6
[INFO] [stderr]    Compiling glutin-winit v0.3.0
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]    Compiling rfd v0.11.2
[INFO] [stderr]     Checking glow v0.12.1
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking directories-next v2.0.0
[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-0.24.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -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="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", "poll", "process", "pthread", "ptrace", "quota", "reboot", "resource", "sched", "signal", "socket", "term", "time", "ucontext", "uio", "user", "zerocopy"))' -C metadata=b0b5745b179cf122 -C extra-filename=-7b1bb12849420bd3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-f64257d9951adf6e.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-c47921e880360e7f.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-341ec466a01499e8.rmeta --extern memoffset=/opt/rustwide/target/debug/deps/libmemoffset-6bcb2d226aa09e51.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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/beta-2026-04-21-x86_64-unknown-linux-gnu/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="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --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=b2679a849edcfb06 -C extra-filename=-4bb4ae745b8f65e2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-7d9ee5c463669a44.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-f79479d84db410fa.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-5a83e79496f6b0dd.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "a8953dcb404d007505d291b43abd82d3935fcf26a163e86e8cec00a918bb9232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8953dcb404d007505d291b43abd82d3935fcf26a163e86e8cec00a918bb9232", kill_on_drop: false }`
[INFO] [stdout] a8953dcb404d007505d291b43abd82d3935fcf26a163e86e8cec00a918bb9232