[INFO] fetching crate rustdoc-highlight 0.1.10...
[INFO] testing rustdoc-highlight-0.1.10 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rustdoc-highlight 0.1.10 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate rustdoc-highlight 0.1.10 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustdoc-highlight 0.1.10
[INFO] finished tweaking crates.io crate rustdoc-highlight 0.1.10
[INFO] tweaked toml for crates.io crate rustdoc-highlight 0.1.10 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d03a7ef5e228bf0294eb238c213c8d359012cbdcd69ae548b9969a8b2ac7def
[INFO] running `Command { std: "docker" "start" "-a" "9d03a7ef5e228bf0294eb238c213c8d359012cbdcd69ae548b9969a8b2ac7def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d03a7ef5e228bf0294eb238c213c8d359012cbdcd69ae548b9969a8b2ac7def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d03a7ef5e228bf0294eb238c213c8d359012cbdcd69ae548b9969a8b2ac7def", kill_on_drop: false }`
[INFO] [stdout] 9d03a7ef5e228bf0294eb238c213c8d359012cbdcd69ae548b9969a8b2ac7def
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34c9151367441f4b65f5941f1312a96aeab509bd3b81e876d3b0a9f4fe8acfff
[INFO] running `Command { std: "docker" "start" "-a" "34c9151367441f4b65f5941f1312a96aeab509bd3b81e876d3b0a9f4fe8acfff", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustdoc-highlight v0.1.10 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `rustc_parse`
[INFO] [stdout]   --> src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | extern crate rustc_parse;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustdoc-highlight` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "34c9151367441f4b65f5941f1312a96aeab509bd3b81e876d3b0a9f4fe8acfff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34c9151367441f4b65f5941f1312a96aeab509bd3b81e876d3b0a9f4fe8acfff", kill_on_drop: false }`
[INFO] [stdout] 34c9151367441f4b65f5941f1312a96aeab509bd3b81e876d3b0a9f4fe8acfff