[INFO] fetching crate infisearch 0.10.1...
[INFO] checking infisearch-0.10.1 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate infisearch 0.10.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate infisearch 0.10.1 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate infisearch 0.10.1
[INFO] finished tweaking crates.io crate infisearch 0.10.1
[INFO] tweaked toml for crates.io crate infisearch 0.10.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate infisearch 0.10.1 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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dtoa-short v0.3.3
[INFO] [stderr]   Downloaded typemap-ors v1.0.0
[INFO] [stderr]   Downloaded infisearch_lang_ascii_stemmer v0.10.1
[INFO] [stderr]   Downloaded scraper v0.13.0
[INFO] [stderr]   Downloaded smartstring v0.2.10
[INFO] [stderr]   Downloaded servo_arc v0.1.1
[INFO] [stderr]   Downloaded postscript v0.14.1
[INFO] [stderr]   Downloaded cssparser-macros v0.6.0
[INFO] [stderr]   Downloaded dircpy v0.3.14
[INFO] [stderr]   Downloaded selectors v0.22.0
[INFO] [stderr]   Downloaded thin-slice v0.1.1
[INFO] [stderr]   Downloaded unsafe-any-ors v1.0.0
[INFO] [stderr]   Downloaded type1-encoding-parser v0.1.0
[INFO] [stderr]   Downloaded path-dedot v3.1.0
[INFO] [stderr]   Downloaded path-absolutize v3.1.0
[INFO] [stderr]   Downloaded destructure_traitobject v0.2.0
[INFO] [stderr]   Downloaded adobe-cmap-parser v0.3.3
[INFO] [stderr]   Downloaded infisearch_common v0.10.1
[INFO] [stderr]   Downloaded jwalk v0.6.2
[INFO] [stderr]   Downloaded infisearch_lang_ascii v0.10.1
[INFO] [stderr]   Downloaded bumpalo v3.12.2
[INFO] [stderr]   Downloaded pdf-extract v0.6.5
[INFO] [stderr]   Downloaded euclid v0.20.14
[INFO] [stderr]   Downloaded pom v3.2.0
[INFO] [stderr]   Downloaded cssparser v0.27.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.57
[INFO] [stderr]   Downloaded csv v1.2.1
[INFO] [stderr]   Downloaded infisearch_lang_chinese v0.10.1
[INFO] [stderr]   Downloaded rust-stemmers v1.2.0
[INFO] [stderr]   Downloaded lopdf v0.29.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70ccb689b2efce2127d9d59b4f7260110b603372c9b16c8a05b395939ee890a2
[INFO] running `Command { std: "docker" "start" "-a" "70ccb689b2efce2127d9d59b4f7260110b603372c9b16c8a05b395939ee890a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70ccb689b2efce2127d9d59b4f7260110b603372c9b16c8a05b395939ee890a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70ccb689b2efce2127d9d59b4f7260110b603372c9b16c8a05b395939ee890a2", kill_on_drop: false }`
[INFO] [stdout] 70ccb689b2efce2127d9d59b4f7260110b603372c9b16c8a05b395939ee890a2
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60124d43da76bd2d157cb48c631cd4af17e55662e98e6f58edde55a41e1fa93c
[INFO] running `Command { std: "docker" "start" "-a" "60124d43da76bd2d157cb48c631cd4af17e55662e98e6f58edde55a41e1fa93c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.57
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.57/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]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.15
[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" "60124d43da76bd2d157cb48c631cd4af17e55662e98e6f58edde55a41e1fa93c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60124d43da76bd2d157cb48c631cd4af17e55662e98e6f58edde55a41e1fa93c", kill_on_drop: false }`
[INFO] [stdout] 60124d43da76bd2d157cb48c631cd4af17e55662e98e6f58edde55a41e1fa93c
