[INFO] fetching crate highlighter-languages 0.1.1-alpha...
[INFO] checking highlighter-languages-0.1.1-alpha against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate highlighter-languages 0.1.1-alpha into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate highlighter-languages 0.1.1-alpha
[INFO] finished tweaking crates.io crate highlighter-languages 0.1.1-alpha
[INFO] tweaked toml for crates.io crate highlighter-languages 0.1.1-alpha written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate highlighter-languages 0.1.1-alpha on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ef3e2814cb2e9e7594e7b97ffbf2604bebccb9b8a20d78dd4ed0632688c1da6
[INFO] running `Command { std: "docker" "start" "-a" "7ef3e2814cb2e9e7594e7b97ffbf2604bebccb9b8a20d78dd4ed0632688c1da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ef3e2814cb2e9e7594e7b97ffbf2604bebccb9b8a20d78dd4ed0632688c1da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ef3e2814cb2e9e7594e7b97ffbf2604bebccb9b8a20d78dd4ed0632688c1da6", kill_on_drop: false }`
[INFO] [stdout] 7ef3e2814cb2e9e7594e7b97ffbf2604bebccb9b8a20d78dd4ed0632688c1da6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d14b7b6cf73659d5379e0c65df8780eba7fa828e6e441b600556de53b06b1381
[INFO] running `Command { std: "docker" "start" "-a" "d14b7b6cf73659d5379e0c65df8780eba7fa828e6e441b600556de53b06b1381", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]     Checking highlighter-core v0.1.1-alpha
[INFO] [stderr]     Checking highlighter-languages v0.1.1-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `highlight`
[INFO] [stdout]  --> src/lib.rs:3:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | use highlighter_core::{Token, Error, highlight, language::Language};
[INFO] [stdout]   |                                      ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `src`
[INFO] [stdout]   --> src/lib.rs:18:43
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn highlight_language(language: &str, src: &str) -> Option<Result<Vec<Token>, Error>> {
[INFO] [stdout]    |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `highlight`
[INFO] [stdout]  --> src/lib.rs:3:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | use highlighter_core::{Token, Error, highlight, language::Language};
[INFO] [stdout]   |                                      ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `src`
[INFO] [stdout]   --> src/lib.rs:18:43
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn highlight_language(language: &str, src: &str) -> Option<Result<Vec<Token>, Error>> {
[INFO] [stdout]    |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.32s
[INFO] running `Command { std: "docker" "inspect" "d14b7b6cf73659d5379e0c65df8780eba7fa828e6e441b600556de53b06b1381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d14b7b6cf73659d5379e0c65df8780eba7fa828e6e441b600556de53b06b1381", kill_on_drop: false }`
[INFO] [stdout] d14b7b6cf73659d5379e0c65df8780eba7fa828e6e441b600556de53b06b1381