[INFO] cloning repository https://github.com/clvx/ultimate-rust-foundations
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clvx/ultimate-rust-foundations" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclvx%2Fultimate-rust-foundations", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclvx%2Fultimate-rust-foundations'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f5bad8e96126feab0785b7d4bc7f8926be91c823
[INFO] documenting clvx/ultimate-rust-foundations against beta-2026-04-21 for beta-1.96-rustdoc-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclvx%2Fultimate-rust-foundations" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/clvx/ultimate-rust-foundations
[INFO] finished tweaking git repo https://github.com/clvx/ultimate-rust-foundations
[INFO] tweaked toml for git repo https://github.com/clvx/ultimate-rust-foundations written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/clvx/ultimate-rust-foundations 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/clvx/ultimate-rust-foundations 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b048a5be2aef1885cc5ee6eead9d8f45340cfd05243c55f2c66d6c3553f80a3c
[INFO] running `Command { std: "docker" "start" "-a" "b048a5be2aef1885cc5ee6eead9d8f45340cfd05243c55f2c66d6c3553f80a3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b048a5be2aef1885cc5ee6eead9d8f45340cfd05243c55f2c66d6c3553f80a3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b048a5be2aef1885cc5ee6eead9d8f45340cfd05243c55f2c66d6c3553f80a3c", kill_on_drop: false }`
[INFO] [stdout] b048a5be2aef1885cc5ee6eead9d8f45340cfd05243c55f2c66d6c3553f80a3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e1997fb0282ea51ce1b17ac40c0842a39d0a5dd96571866af8752c5f4150117c
[INFO] running `Command { std: "docker" "start" "-a" "e1997fb0282ea51ce1b17ac40c0842a39d0a5dd96571866af8752c5f4150117c", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking bytes v1.9.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]     Checking log v0.4.25
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling openssl v0.10.68
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]    Compiling rustversion v1.0.19
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]     Checking foldhash v0.1.4
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking writeable v0.5.5
[INFO] [stderr]     Checking litemap v0.7.4
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking http v1.2.0
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking tower-layer v0.3.3
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking icu_locid_transform_data v1.5.0
[INFO] [stderr]    Compiling httparse v1.9.5
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]     Checking icu_properties_data v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking write16 v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking utf16_iter v1.0.5
[INFO] [stderr]     Checking icu_normalizer_data v1.5.0
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking cpufeatures v0.2.16
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling cc v1.2.10
[INFO] [stderr]     Checking indexmap v2.7.1
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling crc v3.2.1
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling tokio v1.44.1
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling dotenvy v0.15.7
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]     Checking miniz_oxide v0.8.3
[INFO] [stderr]    Compiling openssl-sys v0.9.104
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]     Checking brotli-decompressor v4.0.2
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking matchit v0.7.3
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking rustls-pki-types v1.10.1
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking deranged v0.4.0
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]     Checking flate2 v1.0.35
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking brotli v7.0.0
[INFO] [stderr]     Checking rustls-pemfile v2.2.0
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking ipnet v2.11.0
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking time-core v0.1.4
[INFO] [stderr]     Checking unicase v2.8.1
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking matchit v0.8.4
[INFO] [stderr]     Checking http-range-header v0.4.2
[INFO] [stderr]     Checking clap_builder v4.5.27
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking core_affinity v0.8.1
[INFO] [stderr]     Checking thread-priority v1.2.0
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]  Documenting affinity v0.1.0 (/opt/rustwide/workdir/foundations/session2/affinity)
[INFO] [stderr] error: could not compile `rustix` (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 rustix --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustix-0.38.44/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 --warn=unexpected_cfgs --check-cfg 'cfg(alloc_c_string)' --check-cfg 'cfg(alloc_ffi)' --check-cfg 'cfg(apple)' --check-cfg 'cfg(asm_experimental_arch)' --check-cfg 'cfg(bsd)' --check-cfg 'cfg(core_c_str)' --check-cfg 'cfg(core_ffi_c)' --check-cfg 'cfg(core_intrinsics)' --check-cfg 'cfg(criterion)' --check-cfg 'cfg(document_experimental_runtime_api)' --check-cfg 'cfg(fix_y2038)' --check-cfg 'cfg(freebsdlike)' --check-cfg 'cfg(libc)' --check-cfg 'cfg(linux_kernel)' --check-cfg 'cfg(linux_like)' --check-cfg 'cfg(linux_raw)' --check-cfg 'cfg(netbsdlike)' --check-cfg 'cfg(rustc_attrs)' --check-cfg 'cfg(solarish)' --check-cfg 'cfg(staged_api)' --check-cfg 'cfg(static_assertions)' --check-cfg 'cfg(thumb_mode)' --check-cfg 'cfg(wasi)' --check-cfg 'cfg(wasi_ext)' --check-cfg 'cfg(target_arch, values("xtensa"))' --cfg 'feature="alloc"' --cfg 'feature="default"' --cfg 'feature="fs"' --cfg 'feature="libc-extra-traits"' --cfg 'feature="std"' --cfg 'feature="use-libc-auxv"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("all-apis", "alloc", "cc", "compiler_builtins", "core", "default", "event", "fs", "io_uring", "itoa", "libc", "libc-extra-traits", "libc_errno", "linux_4_11", "linux_latest", "mm", "mount", "net", "once_cell", "param", "pipe", "process", "procfs", "pty", "rand", "runtime", "rustc-dep-of-std", "rustc-std-workspace-alloc", "shm", "std", "stdio", "system", "termios", "thread", "time", "try_close", "use-explicitly-provided-auxv", "use-libc", "use-libc-auxv"))' -C metadata=c4c484da88d3092b -C extra-filename=-47ef7b8b14bd646e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-0683476f861d088a.rmeta --extern linux_raw_sys=/opt/rustwide/target/debug/deps/liblinux_raw_sys-e519d0971e4e9ac2.rmeta --cap-lints allow --cap-lints=warn --cfg linux_raw --cfg linux_like --cfg linux_kernel` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name tokio --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.44.1/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 --warn=unexpected_cfgs --check-cfg 'cfg(fuzzing)' --check-cfg 'cfg(loom)' --check-cfg 'cfg(mio_unsupported_force_poll_poll)' --check-cfg 'cfg(tokio_allow_from_blocking_fd)' --check-cfg 'cfg(tokio_internal_mt_counters)' --check-cfg 'cfg(tokio_no_parking_lot)' --check-cfg 'cfg(tokio_no_tuning_tests)' --check-cfg 'cfg(tokio_taskdump)' --check-cfg 'cfg(tokio_unstable)' --cfg 'feature="bytes"' --cfg 'feature="default"' --cfg 'feature="fs"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="rt"' --cfg 'feature="socket2"' --cfg 'feature="sync"' --cfg 'feature="time"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bytes", "default", "fs", "full", "io-std", "io-util", "libc", "macros", "mio", "net", "parking_lot", "process", "rt", "rt-multi-thread", "signal", "signal-hook-registry", "socket2", "sync", "test-util", "time", "tokio-macros", "tracing", "windows-sys"))' -C metadata=b780f7fe96f36569 -C extra-filename=-3b6291d1bd09ed93 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-04dedec42a015a66.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-d61956a8b34ce677.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-99ca8e41e529a8bf.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-bc6366aec92c55e0.rmeta --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-26dec53a4246f8bd.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "e1997fb0282ea51ce1b17ac40c0842a39d0a5dd96571866af8752c5f4150117c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1997fb0282ea51ce1b17ac40c0842a39d0a5dd96571866af8752c5f4150117c", kill_on_drop: false }`
[INFO] [stdout] e1997fb0282ea51ce1b17ac40c0842a39d0a5dd96571866af8752c5f4150117c
