[INFO] fetching crate jamjet-engram-server 0.5.0...
[INFO] documenting jamjet-engram-server-0.5.0 against beta-2026-04-21 for beta-1.96-rustdoc-1
[INFO] extracting crate jamjet-engram-server 0.5.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate jamjet-engram-server 0.5.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate jamjet-engram-server 0.5.0
[INFO] tweaked toml for crates.io crate jamjet-engram-server 0.5.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate jamjet-engram-server 0.5.0 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 jamjet-engram-server 0.5.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d92b8dc12eb620ccb4818bdd57f129803bc2ec145b426b3452874d1f22127e80
[INFO] running `Command { std: "docker" "start" "-a" "d92b8dc12eb620ccb4818bdd57f129803bc2ec145b426b3452874d1f22127e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d92b8dc12eb620ccb4818bdd57f129803bc2ec145b426b3452874d1f22127e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d92b8dc12eb620ccb4818bdd57f129803bc2ec145b426b3452874d1f22127e80", kill_on_drop: false }`
[INFO] [stdout] d92b8dc12eb620ccb4818bdd57f129803bc2ec145b426b3452874d1f22127e80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 87055b71b2ba677baa5b16fef4fd17a718c72a4ee1dcc8538128a039b9cf1a54
[INFO] running `Command { std: "docker" "start" "-a" "87055b71b2ba677baa5b16fef4fd17a718c72a4ee1dcc8538128a039b9cf1a54", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling cc v1.2.56
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]    Compiling rustls v0.23.37
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling zerocopy v0.8.40
[INFO] [stderr]    Compiling writeable v0.6.2
[INFO] [stderr]    Compiling litemap v0.8.1
[INFO] [stderr]     Checking futures-io v0.3.32
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.17
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling icu_properties_data v2.1.2
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling rustls-pki-types v1.14.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling webpki-roots v1.0.6
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling iana-time-zone v0.1.65
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling crc v3.4.0
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling webpki-roots v0.26.11
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling uuid v1.22.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.25
[INFO] [stderr]     Checking getrandom v0.4.2
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]    Compiling unicode-properties v0.1.4
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]    Compiling whoami v1.6.1
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling home v0.5.12
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling dotenvy v0.15.7
[INFO] [stderr]     Checking futures-executor v0.3.32
[INFO] [stderr]     Checking regex-syntax v0.8.10
[INFO] [stderr]     Checking clap_builder v4.6.0
[INFO] [stderr]     Checking serde_path_to_error v0.1.20
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking nu-ansi-term v0.50.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]     Checking rustls-webpki v0.103.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling clap_derive v4.6.0
[INFO] [stderr]    Compiling axum-macros v0.4.2
[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-1.50.0/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_unstable)' --check-cfg 'cfg(target_os, values("cygwin"))' --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-uring", "io-util", "libc", "macros", "mio", "net", "parking_lot", "process", "rt", "rt-multi-thread", "signal", "signal-hook-registry", "socket2", "sync", "taskdump", "test-util", "time", "tokio-macros", "tracing", "windows-sys"))' -C metadata=c3145008218576a5 -C extra-filename=-0663206d31108d67 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-b2a06c1f07fc6fc1.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-a1035be1f7aef57a.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-f27a7497ef6df096.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-caea42a8eec29bad.rmeta --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-5ca46e0b85652e65.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" "87055b71b2ba677baa5b16fef4fd17a718c72a4ee1dcc8538128a039b9cf1a54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87055b71b2ba677baa5b16fef4fd17a718c72a4ee1dcc8538128a039b9cf1a54", kill_on_drop: false }`
[INFO] [stdout] 87055b71b2ba677baa5b16fef4fd17a718c72a4ee1dcc8538128a039b9cf1a54