[INFO] cloning repository https://github.com/alex-ozdemir/hs2js
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alex-ozdemir/hs2js" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex-ozdemir%2Fhs2js", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex-ozdemir%2Fhs2js'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1022edc6a902bc8c9d66b90cb8ee5c4243e82c7d
[INFO] checking alex-ozdemir/hs2js against master#cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd for pr-145463
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex-ozdemir%2Fhs2js" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/alex-ozdemir/hs2js
[INFO] finished tweaking git repo https://github.com/alex-ozdemir/hs2js
[INFO] tweaked toml for git repo https://github.com/alex-ozdemir/hs2js written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alex-ozdemir/hs2js on toolchain cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/alex-ozdemir/hs2js 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" "+cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded logos v0.11.4
[INFO] [stderr]   Downloaded logos-derive v0.11.5
[INFO] [stderr]   Downloaded beef v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abf75a8e9a6ac830a0bb5455f20a0f72c38ac687f26e34ab35221177b69dd820
[INFO] running `Command { std: "docker" "start" "-a" "abf75a8e9a6ac830a0bb5455f20a0f72c38ac687f26e34ab35221177b69dd820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abf75a8e9a6ac830a0bb5455f20a0f72c38ac687f26e34ab35221177b69dd820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abf75a8e9a6ac830a0bb5455f20a0f72c38ac687f26e34ab35221177b69dd820", kill_on_drop: false }`
[INFO] [stdout] abf75a8e9a6ac830a0bb5455f20a0f72c38ac687f26e34ab35221177b69dd820
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cd7cbe818e4a66d46fe2df993d1b8518eba8a5cd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7aba8ce5337afa885f8ba9844f44d3f3bfa28eee4acf0c953093e343f2f446e7
[INFO] running `Command { std: "docker" "start" "-a" "7aba8ce5337afa885f8ba9844f44d3f3bfa28eee4acf0c953093e343f2f446e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling logos-derive v0.11.5
[INFO] [stderr]     Checking logos v0.11.4
[INFO] [stderr]     Checking hs2js v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `peek_str` is never used
[INFO] [stdout]   --> src/main.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl<'a> Lexer<'a> {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 75 |     pub fn peek_str(&self) -> &'a str {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `peek_str` is never used
[INFO] [stdout]   --> src/main.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl<'a> Lexer<'a> {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 75 |     pub fn peek_str(&self) -> &'a str {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.98s
[INFO] running `Command { std: "docker" "inspect" "7aba8ce5337afa885f8ba9844f44d3f3bfa28eee4acf0c953093e343f2f446e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aba8ce5337afa885f8ba9844f44d3f3bfa28eee4acf0c953093e343f2f446e7", kill_on_drop: false }`
[INFO] [stdout] 7aba8ce5337afa885f8ba9844f44d3f3bfa28eee4acf0c953093e343f2f446e7