[INFO] fetching crate worker-plus-build 0.0.9...
[INFO] checking worker-plus-build-0.0.9 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate worker-plus-build 0.0.9 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate worker-plus-build 0.0.9 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate worker-plus-build 0.0.9
[INFO] finished tweaking crates.io crate worker-plus-build 0.0.9
[INFO] tweaked toml for crates.io crate worker-plus-build 0.0.9 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate worker-plus-build 0.0.9 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wit-schema-version v0.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-cli-support v0.2.83
[INFO] [stderr]   Downloaded wit-walrus v0.6.0
[INFO] [stderr]   Downloaded wasm-bindgen-multi-value-xform v0.2.83
[INFO] [stderr]   Downloaded wit-validator v0.2.1
[INFO] [stderr]   Downloaded wasm-bindgen-externref-xform v0.2.83
[INFO] [stderr]   Downloaded wit-parser v0.2.0
[INFO] [stderr]   Downloaded wasm-bindgen-wasm-conventions v0.2.83
[INFO] [stderr]   Downloaded wasm-bindgen-wasm-interpreter v0.2.83
[INFO] [stderr]   Downloaded wasmparser v0.77.0
[INFO] [stderr]   Downloaded wasm-bindgen-threads-xform v0.2.83
[INFO] [stderr]   Downloaded wit-text v0.8.0
[INFO] [stderr]   Downloaded wit-writer v0.2.0
[INFO] [stderr]   Downloaded wasmparser v0.59.0
[INFO] [stderr]   Downloaded ureq v2.6.1
[INFO] [stderr]   Downloaded wast v21.0.0
[INFO] [stderr]   Downloaded walrus v0.19.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f69527fb22fe8146e91a07b31588810792e529d33b7ab781a0acfcf606ababee
[INFO] running `Command { std: "docker" "start" "-a" "f69527fb22fe8146e91a07b31588810792e529d33b7ab781a0acfcf606ababee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f69527fb22fe8146e91a07b31588810792e529d33b7ab781a0acfcf606ababee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f69527fb22fe8146e91a07b31588810792e529d33b7ab781a0acfcf606ababee", kill_on_drop: false }`
[INFO] [stdout] f69527fb22fe8146e91a07b31588810792e529d33b7ab781a0acfcf606ababee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81809bb202aaba3588f541930b7246e40f476e94b5e3bdd4c518407a6c2a4aa2
[INFO] running `Command { std: "docker" "start" "-a" "81809bb202aaba3588f541930b7246e40f476e94b5e3bdd4c518407a6c2a4aa2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]     Checking wasmparser v0.77.0
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking wit-schema-version v0.1.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling rustls v0.20.7
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking wit-writer v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.83
[INFO] [stderr]     Checking wast v21.0.0
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.49/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]     Checking wasmparser v0.59.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking wit-parser v0.2.0
[INFO] [stderr]     Checking flate2 v1.0.25
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "81809bb202aaba3588f541930b7246e40f476e94b5e3bdd4c518407a6c2a4aa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81809bb202aaba3588f541930b7246e40f476e94b5e3bdd4c518407a6c2a4aa2", kill_on_drop: false }`
[INFO] [stdout] 81809bb202aaba3588f541930b7246e40f476e94b5e3bdd4c518407a6c2a4aa2