[INFO] fetching crate elasticlunr-rs 3.0.2...
[INFO] checking elasticlunr-rs-3.0.2 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate elasticlunr-rs 3.0.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate elasticlunr-rs 3.0.2 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 elasticlunr-rs 3.0.2
[INFO] finished tweaking crates.io crate elasticlunr-rs 3.0.2
[INFO] tweaked toml for crates.io crate elasticlunr-rs 3.0.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate elasticlunr-rs 3.0.2 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 ciborium-io v0.2.0
[INFO] [stderr]   Downloaded lindera-decompress v0.13.5
[INFO] [stderr]   Downloaded build_const v0.2.2
[INFO] [stderr]   Downloaded yada v0.5.0
[INFO] [stderr]   Downloaded lindera-unidic-builder v0.13.5
[INFO] [stderr]   Downloaded lindera v0.14.0
[INFO] [stderr]   Downloaded lindera-dictionary v0.13.5
[INFO] [stderr]   Downloaded ciborium-ll v0.2.0
[INFO] [stderr]   Downloaded serde_derive v1.0.156
[INFO] [stderr]   Downloaded cedarwood v0.4.6
[INFO] [stderr]   Downloaded ciborium v0.2.0
[INFO] [stderr]   Downloaded lzma-rs v0.2.0
[INFO] [stderr]   Downloaded serde v1.0.156
[INFO] [stderr]   Downloaded lindera-cc-cedict-builder v0.13.5
[INFO] [stderr]   Downloaded lindera-ipadic-builder v0.13.5
[INFO] [stderr]   Downloaded lindera-ko-dic-builder v0.13.5
[INFO] [stderr]   Downloaded proc-macro2 v1.0.52
[INFO] [stderr]   Downloaded rayon v1.6.1
[INFO] [stderr]   Downloaded crc v1.8.1
[INFO] [stderr]   Downloaded lindera-core v0.13.5
[INFO] [stderr]   Downloaded rust-stemmers v1.2.0
[INFO] [stderr]   Downloaded jieba-rs v0.6.6
[INFO] [stderr]   Downloaded lindera-ipadic v0.13.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6076eb5b5190af5ee013710371e3f796a0a19476ed6154ab43f8e50a6e4c1e17
[INFO] running `Command { std: "docker" "start" "-a" "6076eb5b5190af5ee013710371e3f796a0a19476ed6154ab43f8e50a6e4c1e17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6076eb5b5190af5ee013710371e3f796a0a19476ed6154ab43f8e50a6e4c1e17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6076eb5b5190af5ee013710371e3f796a0a19476ed6154ab43f8e50a6e4c1e17", kill_on_drop: false }`
[INFO] [stdout] 6076eb5b5190af5ee013710371e3f796a0a19476ed6154ab43f8e50a6e4c1e17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 90c50b5ff14fbbf7959c2c5ea40e9d964a3555bb67e94977f35d03d75c31f0b0
[INFO] running `Command { std: "docker" "start" "-a" "90c50b5ff14fbbf7959c2c5ea40e9d964a3555bb67e94977f35d03d75c31f0b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_derive v1.0.156
[INFO] [stderr]    Compiling serde v1.0.156
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking ciborium-io v0.2.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.14
[INFO] [stderr]     Checking crossbeam-channel v0.5.7
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking ciborium-ll v0.2.0
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking plotters v0.3.4
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.52/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] [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" "90c50b5ff14fbbf7959c2c5ea40e9d964a3555bb67e94977f35d03d75c31f0b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90c50b5ff14fbbf7959c2c5ea40e9d964a3555bb67e94977f35d03d75c31f0b0", kill_on_drop: false }`
[INFO] [stdout] 90c50b5ff14fbbf7959c2c5ea40e9d964a3555bb67e94977f35d03d75c31f0b0