[INFO] fetching crate signaldock-storage 2026.5.0...
[INFO] fixing signaldock-storage-2026.5.0 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] extracting crate signaldock-storage 2026.5.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate signaldock-storage 2026.5.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate signaldock-storage 2026.5.0
[INFO] tweaked toml for crates.io crate signaldock-storage 2026.5.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate signaldock-storage 2026.5.0 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate signaldock-storage 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signaldock-core v2026.5.0
[INFO] [stderr]   Downloaded signaldock-protocol v2026.5.0
[INFO] [stderr]   Downloaded lafs-core v2026.5.105
[INFO] [stderr]   Downloaded jsonschema v0.28.3
[INFO] [stderr]   Downloaded migrations_internals v2.3.0
[INFO] [stderr]   Downloaded migrations_macros v2.3.0
[INFO] [stderr]   Downloaded diesel_migrations v2.3.2
[INFO] [stderr]   Downloaded referencing v0.28.3
[INFO] [stderr]   Downloaded cleo-conduit-core v2026.5.105
[INFO] [stderr]   Downloaded diesel-async v0.8.0
[INFO] [stderr]   Downloaded diesel_derives v2.3.9
[INFO] [stderr]   Downloaded cant-core v2026.5.105
[INFO] [stderr]   Downloaded scoped-futures v0.1.4
[INFO] [stderr]   Downloaded deadpool-runtime v0.3.1
[INFO] [stderr]   Downloaded deadpool v0.13.0
[INFO] [stderr]   Downloaded sqlite-wasm-rs v0.5.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 89b567076333778cf7c1e2aed917398a5aa9f199d76d5db92b0e23a63dc8faac
[INFO] running `Command { std: "docker" "start" "89b567076333778cf7c1e2aed917398a5aa9f199d76d5db92b0e23a63dc8faac", 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" "89b567076333778cf7c1e2aed917398a5aa9f199d76d5db92b0e23a63dc8faac" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89b567076333778cf7c1e2aed917398a5aa9f199d76d5db92b0e23a63dc8faac", 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=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "89b567076333778cf7c1e2aed917398a5aa9f199d76d5db92b0e23a63dc8faac" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking serde_json v1.0.150
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking tokio v1.52.3
[INFO] [stderr]     Checking cmov v0.5.3
[INFO] [stderr]     Checking crypto-common v0.2.2
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]     Checking icu_normalizer v2.2.0
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]    Compiling pq-sys v0.7.5
[INFO] [stderr]    Compiling winnow v1.0.3
[INFO] [stderr]     Checking ctutils v0.4.2
[INFO] [stderr]     Checking uuid v1.23.1
[INFO] [stderr]    Compiling diesel_derives v2.3.9
[INFO] [stderr]     Checking rand v0.10.1
[INFO] [stderr]    Compiling diesel_table_macro_syntax v0.3.0
[INFO] [stderr]    Compiling winnow v0.7.15
[INFO] [stderr]    Compiling toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]     Checking phf_shared v0.13.1
[INFO] [stderr]     Checking uuid-simd v0.8.0
[INFO] [stderr]     Checking idna_adapter v1.2.2
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking fluent-uri v0.3.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking email_address v0.2.9
[INFO] [stderr]     Checking serde_spanned v1.1.1
[INFO] [stderr]     Checking toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]     Checking digest v0.11.3
[INFO] [stderr]     Checking downcast-rs v2.0.2
[INFO] [stderr]     Checking phf v0.13.1
[INFO] [stderr]     Checking whoami v2.1.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking chrono v0.4.44
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking hmac v0.13.0
[INFO] [stderr]     Checking sha2 v0.11.0
[INFO] [stderr]     Checking md-5 v0.11.0
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking deadpool-runtime v0.3.1
[INFO] [stderr]     Checking scoped-futures v0.1.4
[INFO] [stderr]    Compiling signaldock-storage v2026.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking referencing v0.28.3
[INFO] [stderr]     Checking postgres-protocol v0.6.11
[INFO] [stderr]     Checking signaldock-core v2026.5.0
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]    Compiling toml v0.9.12+spec-1.1.0
[INFO] [stderr]     Checking postgres-types v0.2.13
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking fraction v0.15.4
[INFO] [stderr]    Compiling migrations_internals v2.3.0
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling cant-core v2026.5.105
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling migrations_macros v2.3.0
[INFO] [stderr]    Compiling dsl_auto_type v0.2.0
[INFO] [stderr] warning: cant-core@2026.5.105: cant-core build.rs: rustfmt exited exit status: 1 (error: 'rustfmt' is not installed for the custom toolchain '622891a4e29178280638a6b63a8908bde2c0c854'.
[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-6a029d45f26730ad/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 custom toolchain '622891a4e29178280638a6b63a8908bde2c0c854'.
[INFO] [stderr]   note: this is a custom toolchain, which cannot use `rustup component add`
[INFO] [stderr]   help: if you built this toolchain from source, and used `rustup toolchain link`, then you may be able to build the component with `x.py`); 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" "89b567076333778cf7c1e2aed917398a5aa9f199d76d5db92b0e23a63dc8faac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89b567076333778cf7c1e2aed917398a5aa9f199d76d5db92b0e23a63dc8faac", kill_on_drop: false }`
[INFO] [stdout] 89b567076333778cf7c1e2aed917398a5aa9f199d76d5db92b0e23a63dc8faac
