[INFO] cloning repository https://github.com/textileio/demo-basin-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/textileio/demo-basin-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftextileio%2Fdemo-basin-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftextileio%2Fdemo-basin-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34d939a2172929c47073b5882564dce2862883fe
[INFO] testing textileio/demo-basin-server against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftextileio%2Fdemo-basin-server" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/textileio/demo-basin-server
[INFO] finished tweaking git repo https://github.com/textileio/demo-basin-server
[INFO] tweaked toml for git repo https://github.com/textileio/demo-basin-server written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/textileio/demo-basin-server 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/textileio/demo-basin-server 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-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] 039db3c0575745654abdf4bd0235cbd724b1a36a412614bb59b6d44ea4938fc2
[INFO] running `Command { std: "docker" "start" "-a" "039db3c0575745654abdf4bd0235cbd724b1a36a412614bb59b6d44ea4938fc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "039db3c0575745654abdf4bd0235cbd724b1a36a412614bb59b6d44ea4938fc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "039db3c0575745654abdf4bd0235cbd724b1a36a412614bb59b6d44ea4938fc2", kill_on_drop: false }`
[INFO] [stdout] 039db3c0575745654abdf4bd0235cbd724b1a36a412614bb59b6d44ea4938fc2
[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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 760fe822e01e64e6813c45a172800a5dad758a8f1b901d884ba46af20b66b543
[INFO] running `Command { std: "docker" "start" "-a" "760fe822e01e64e6813c45a172800a5dad758a8f1b901d884ba46af20b66b543", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cc v1.1.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling thiserror v1.0.62
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling byte-slice-cast v1.2.2
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling blake2b_simd v1.0.2
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling ec-gpu v0.2.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling unsigned-varint v0.7.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling base-x v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling execute-command-tokens v0.1.7
[INFO] [stderr]    Compiling syn v2.0.71
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling flume v0.10.14
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling ec-gpu-gen v0.7.0
[INFO] [stderr]    Compiling camino v1.1.7
[INFO] [stderr]    Compiling yastl v0.1.2
[INFO] [stderr]    Compiling blake2s_simd v1.0.2
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling generic-array v1.1.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling positioned-io v0.3.3
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling pathdiff v0.2.1
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling fixed-hash v0.8.0
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling storage-proofs-porep v16.1.0
[INFO] [stderr]    Compiling blake2s_simd v0.5.11
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling blst v0.3.12
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling sha2-asm v0.6.4
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling pretty_assertions v1.4.0
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling fdlimit v0.2.1
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling iowrap v0.2.1
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling winnow v0.6.13
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling bech32 v0.9.1
[INFO] [stderr]    Compiling prettyplease v0.2.20
[INFO] [stderr]    Compiling ff v0.13.0
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling send_wrapper v0.4.0
[INFO] [stderr]    Compiling dunce v1.0.4
[INFO] [stderr]    Compiling pairing v0.23.0
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling regex v1.10.5
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling itertools v0.11.0
[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=37079e253d9c22e2 -C extra-filename=-709176e6419e3ad3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-caebd4c005e9be1f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c990613512343c88.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-1839843605d396da.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "760fe822e01e64e6813c45a172800a5dad758a8f1b901d884ba46af20b66b543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "760fe822e01e64e6813c45a172800a5dad758a8f1b901d884ba46af20b66b543", kill_on_drop: false }`
[INFO] [stdout] 760fe822e01e64e6813c45a172800a5dad758a8f1b901d884ba46af20b66b543
