[INFO] fetching crate nym-wireguard-private-metadata-client 1.20.4...
[INFO] testing nym-wireguard-private-metadata-client-1.20.4 against beta-2026-04-21 for beta-1.96-1
[INFO] extracting crate nym-wireguard-private-metadata-client 1.20.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate nym-wireguard-private-metadata-client 1.20.4
[INFO] finished tweaking crates.io crate nym-wireguard-private-metadata-client 1.20.4
[INFO] tweaked toml for crates.io crate nym-wireguard-private-metadata-client 1.20.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nym-wireguard-private-metadata-client 1.20.4 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 nym-wireguard-private-metadata-client 1.20.4 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8e7c2b24e33578b0faa2e83f26a1ffc23e7d371d5f48e317cb3cf4ef50a23a4e
[INFO] running `Command { std: "docker" "start" "-a" "8e7c2b24e33578b0faa2e83f26a1ffc23e7d371d5f48e317cb3cf4ef50a23a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e7c2b24e33578b0faa2e83f26a1ffc23e7d371d5f48e317cb3cf4ef50a23a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e7c2b24e33578b0faa2e83f26a1ffc23e7d371d5f48e317cb3cf4ef50a23a4e", kill_on_drop: false }`
[INFO] [stdout] 8e7c2b24e33578b0faa2e83f26a1ffc23e7d371d5f48e317cb3cf4ef50a23a4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 77351cf03001f6c89c87db67915fdb2fc5dfc97ef53e942d7b62121380f007ae
[INFO] running `Command { std: "docker" "start" "-a" "77351cf03001f6c89c87db67915fdb2fc5dfc97ef53e942d7b62121380f007ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling critical-section v1.2.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.6
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling zmij v1.0.12
[INFO] [stderr]    Compiling base64ct v1.8.2
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling zeroize_derive v1.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling synstructure v0.13.2
[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 v2.6.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling cc v1.2.51
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling ff v0.13.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling tokio v1.49.0
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling der v0.7.10
[INFO] [stderr]    Compiling rustls-pki-types v1.13.2
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling hybrid-array v0.4.5
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling camino v1.2.2
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling crypto-bigint v0.5.5
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling spki v0.7.3
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling pkcs8 v0.10.2
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling sec1 v0.7.3
[INFO] [stderr]    Compiling ctr v0.9.2
[INFO] [stderr]    Compiling rfc6979 v0.4.0
[INFO] [stderr]    Compiling inout v0.2.2
[INFO] [stderr]    Compiling crypto-common v0.2.0-rc.9
[INFO] [stderr]    Compiling universal-hash v0.5.1
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling webpki-roots v1.0.5
[INFO] [stderr]    Compiling elliptic-curve v0.13.8
[INFO] [stderr]    Compiling yoke v0.8.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling vergen v8.3.1
[INFO] [stderr]    Compiling zerovec v0.11.5
[INFO] [stderr]    Compiling zerotrie v0.2.3
[INFO] [stderr]    Compiling deranged v0.5.5
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling num-bigint-dig v0.8.6
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling polyval v0.6.2
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling cipher v0.5.0-rc.3
[INFO] [stderr]    Compiling tinystr v0.8.2
[INFO] [stderr]    Compiling icu_locale_core v2.1.1
[INFO] [stderr]    Compiling potential_utf v0.1.4
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling icu_collections v2.1.1
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling ecdsa v0.16.9
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling cargo-platform v0.1.9
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling brotli v8.0.2
[INFO] [stderr]    Compiling cargo_metadata v0.18.1
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling keystream v1.0.0
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling hyper v1.8.1
[INFO] [stderr]    Compiling icu_provider v2.1.1
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling icu_properties v2.1.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling blake2 v0.8.1
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling chacha v0.3.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling rustls v0.23.36
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling aes v0.9.0-rc.2
[INFO] [stderr]    Compiling ghash v0.5.1
[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-1.49.0/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 -C debuginfo=2 --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="io-std"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="macros"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="rt"' --cfg 'feature="rt-multi-thread"' --cfg 'feature="socket2"' --cfg 'feature="sync"' --cfg 'feature="time"' --cfg 'feature="tokio-macros"' --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=87d59c924dd14b9f -C extra-filename=-4ac0797b516b8e14 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-727a11fb69696bac.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-cc9021cf9bdeb53d.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-97b0b7801935999e.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-63e0d9d6cb6ec6cf.rmeta --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-197ec4daac28242b.rmeta --extern tokio_macros=/opt/rustwide/target/debug/deps/libtokio_macros-ca797a1783f15469.so --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" "77351cf03001f6c89c87db67915fdb2fc5dfc97ef53e942d7b62121380f007ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77351cf03001f6c89c87db67915fdb2fc5dfc97ef53e942d7b62121380f007ae", kill_on_drop: false }`
[INFO] [stdout] 77351cf03001f6c89c87db67915fdb2fc5dfc97ef53e942d7b62121380f007ae