[INFO] fetching crate signaldock-sdk 2026.5.0...
[INFO] testing signaldock-sdk-2026.5.0 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate signaldock-sdk 2026.5.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate signaldock-sdk 2026.5.0
[INFO] finished tweaking crates.io crate signaldock-sdk 2026.5.0
[INFO] tweaked toml for crates.io crate signaldock-sdk 2026.5.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate signaldock-sdk 2026.5.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate signaldock-sdk 2026.5.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.122
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.122
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.122
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.122
[INFO] [stderr]   Downloaded outref v0.5.2
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.72
[INFO] [stderr]   Downloaded signaldock-core v2026.5.0
[INFO] [stderr]   Downloaded uuid-simd v0.8.0
[INFO] [stderr]   Downloaded num-cmp v0.1.0
[INFO] [stderr]   Downloaded migrations_internals v2.3.0
[INFO] [stderr]   Downloaded time-core v0.1.8
[INFO] [stderr]   Downloaded borrow-or-share v0.2.4
[INFO] [stderr]   Downloaded migrations_macros v2.3.0
[INFO] [stderr]   Downloaded dsl_auto_type v0.2.0
[INFO] [stderr]   Downloaded tokio-tungstenite v0.24.0
[INFO] [stderr]   Downloaded rustls-native-certs v0.8.3
[INFO] [stderr]   Downloaded signaldock-protocol v2026.5.0
[INFO] [stderr]   Downloaded lafs-core v2026.5.105
[INFO] [stderr]   Downloaded vsimd v0.8.0
[INFO] [stderr]   Downloaded downcast-rs v2.0.2
[INFO] [stderr]   Downloaded libredox v0.1.16
[INFO] [stderr]   Downloaded block-buffer v0.12.0
[INFO] [stderr]   Downloaded scoped-futures v0.1.4
[INFO] [stderr]   Downloaded email_address v0.2.9
[INFO] [stderr]   Downloaded cleo-conduit-core v2026.5.105
[INFO] [stderr]   Downloaded diesel_migrations v2.3.2
[INFO] [stderr]   Downloaded time-macros v0.2.27
[INFO] [stderr]   Downloaded rsqlite-vfs v0.1.1
[INFO] [stderr]   Downloaded diesel_table_macro_syntax v0.3.0
[INFO] [stderr]   Downloaded cmov v0.5.3
[INFO] [stderr]   Downloaded referencing v0.28.3
[INFO] [stderr]   Downloaded fluent-uri v0.3.2
[INFO] [stderr]   Downloaded js-sys v0.3.99
[INFO] [stderr]   Downloaded signaldock-transport v2026.5.0
[INFO] [stderr]   Downloaded pq-sys v0.7.5
[INFO] [stderr]   Downloaded chacha20 v0.10.0
[INFO] [stderr]   Downloaded postgres-protocol v0.6.11
[INFO] [stderr]   Downloaded hybrid-array v0.4.12
[INFO] [stderr]   Downloaded deadpool v0.13.0
[INFO] [stderr]   Downloaded tungstenite v0.24.0
[INFO] [stderr]   Downloaded toml v0.9.12+spec-1.1.0
[INFO] [stderr]   Downloaded postgres-types v0.2.13
[INFO] [stderr]   Downloaded fancy-regex v0.14.0
[INFO] [stderr]   Downloaded signaldock-storage v2026.5.0
[INFO] [stderr]   Downloaded diesel-async v0.8.0
[INFO] [stderr]   Downloaded tokio-postgres v0.7.17
[INFO] [stderr]   Downloaded rand v0.10.1
[INFO] [stderr]   Downloaded cc v1.2.62
[INFO] [stderr]   Downloaded http v1.4.0
[INFO] [stderr]   Downloaded fraction v0.15.4
[INFO] [stderr]   Downloaded wasip2 v1.0.3+wasi-0.2.9
[INFO] [stderr]   Downloaded jsonschema v0.28.3
[INFO] [stderr]   Downloaded cant-core v2026.5.105
[INFO] [stderr]   Downloaded diesel_derives v2.3.9
[INFO] [stderr]   Downloaded hyper v1.9.0
[INFO] [stderr]   Downloaded h2 v0.4.14
[INFO] [stderr]   Downloaded winnow v1.0.3
[INFO] [stderr]   Downloaded webpki-roots v1.0.7
[INFO] [stderr]   Downloaded time v0.3.47
[INFO] [stderr]   Downloaded diesel v2.3.9
[INFO] [stderr]   Downloaded web-sys v0.3.99
[INFO] [stderr]   Downloaded sqlite-wasm-rs v0.5.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9c5b01393c89a3dc0fd5a3c525dfe3979d6aeafe7400f6327e708cdaeb97bfd7
[INFO] running `Command { std: "docker" "start" "9c5b01393c89a3dc0fd5a3c525dfe3979d6aeafe7400f6327e708cdaeb97bfd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c5b01393c89a3dc0fd5a3c525dfe3979d6aeafe7400f6327e708cdaeb97bfd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9c5b01393c89a3dc0fd5a3c525dfe3979d6aeafe7400f6327e708cdaeb97bfd7" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c5b01393c89a3dc0fd5a3c525dfe3979d6aeafe7400f6327e708cdaeb97bfd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9c5b01393c89a3dc0fd5a3c525dfe3979d6aeafe7400f6327e708cdaeb97bfd7" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling typenum v1.20.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling rustls-pki-types v1.14.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling cc v1.2.62
[INFO] [stderr]    Compiling rustls v0.23.40
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling cmov v0.5.3
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling ctutils v0.4.2
[INFO] [stderr]    Compiling webpki-roots v1.0.7
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling borrow-or-share v0.2.4
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling tinyvec v1.11.0
[INFO] [stderr]    Compiling outref v0.5.2
[INFO] [stderr]    Compiling vsimd v0.8.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]    Compiling chacha20 v0.10.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.25
[INFO] [stderr]    Compiling pq-sys v0.7.5
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling bytecount v0.6.9
[INFO] [stderr]    Compiling unicode-properties v0.1.4
[INFO] [stderr]    Compiling either v1.16.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling winnow v1.0.3
[INFO] [stderr]    Compiling num-cmp v0.1.0
[INFO] [stderr]    Compiling diesel_derives v2.3.9
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling hybrid-array v0.4.12
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]    Compiling rand v0.10.1
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling winnow v0.7.15
[INFO] [stderr]    Compiling siphasher v1.0.3
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling block-buffer v0.12.0
[INFO] [stderr]    Compiling crypto-common v0.2.2
[INFO] [stderr]    Compiling uuid v1.23.1
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]    Compiling serde_spanned v1.1.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling uuid-simd v0.8.0
[INFO] [stderr]    Compiling phf_shared v0.13.1
[INFO] [stderr]    Compiling downcast-rs v2.0.2
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling phf v0.13.1
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling deadpool-runtime v0.3.1
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling toml v0.9.12+spec-1.1.0
[INFO] [stderr]    Compiling data-encoding v2.11.0
[INFO] [stderr]    Compiling rustls-native-certs v0.8.3
[INFO] [stderr]    Compiling scoped-futures v0.1.4
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling fraction v0.15.4
[INFO] [stderr]    Compiling signaldock-storage v2026.5.0
[INFO] [stderr]    Compiling digest v0.11.3
[INFO] [stderr]    Compiling md-5 v0.11.0
[INFO] [stderr]    Compiling sha2 v0.11.0
[INFO] [stderr]    Compiling hmac v0.13.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling cant-core v2026.5.105
[INFO] [stderr]    Compiling postgres-protocol v0.6.11
[INFO] [stderr]    Compiling dashmap v6.2.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling diesel_table_macro_syntax v0.3.0
[INFO] [stderr]    Compiling postgres-types v0.2.13
[INFO] [stderr] warning: cant-core@2026.5.105: cant-core build.rs: rustfmt exited exit status: 1 (error: 'rustfmt' is not installed for the toolchain '1.99.0-beta.8-x86_64-unknown-linux-gnu'.
[INFO] [stderr] error: failed to run custom build command for `cant-core v2026.5.105`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/cant-core-68863c2e2940c80a/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cant-core-2026.5.105/vendor/caamp/hook-mappings.json
[INFO] [stderr]   cargo:rerun-if-changed=build.rs
[INFO] [stderr]   cargo:warning=cant-core build.rs: rustfmt exited exit status: 1 (error: 'rustfmt' is not installed for the toolchain '1.99.0-beta.8-x86_64-unknown-linux-gnu'.
[INFO] [stderr]   help: run `rustup component add --toolchain 1.99.0-beta.8-x86_64-unknown-linux-gnu rustfmt` to install it); emitting unformatted events.rs
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   cargo:error=cant-core build.rs: failed to write /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cant-core-2026.5.105/src/generated/events.rs: Read-only file system (os error 30)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9c5b01393c89a3dc0fd5a3c525dfe3979d6aeafe7400f6327e708cdaeb97bfd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c5b01393c89a3dc0fd5a3c525dfe3979d6aeafe7400f6327e708cdaeb97bfd7", kill_on_drop: false }`
[INFO] [stdout] 9c5b01393c89a3dc0fd5a3c525dfe3979d6aeafe7400f6327e708cdaeb97bfd7
