[INFO] cloning repository https://github.com/lbecher/liac
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lbecher/liac" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flbecher%2Fliac", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flbecher%2Fliac'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b15c3fe710ff6c1423330ddf8a54ac9ab2fc2f0
[INFO] checking lbecher/liac against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flbecher%2Fliac" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lbecher/liac on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lbecher/liac
[INFO] finished tweaking git repo https://github.com/lbecher/liac
[INFO] tweaked toml for git repo https://github.com/lbecher/liac written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lbecher/liac 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded debug_print v1.0.0
[INFO] [stderr]   Downloaded pom v3.2.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30770fb11485b2470ad283c2aa2478b696281bb31ed9cd0784320abdbadcca9d
[INFO] running `Command { std: "docker" "start" "-a" "30770fb11485b2470ad283c2aa2478b696281bb31ed9cd0784320abdbadcca9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30770fb11485b2470ad283c2aa2478b696281bb31ed9cd0784320abdbadcca9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30770fb11485b2470ad283c2aa2478b696281bb31ed9cd0784320abdbadcca9d", kill_on_drop: false }`
[INFO] [stdout] 30770fb11485b2470ad283c2aa2478b696281bb31ed9cd0784320abdbadcca9d
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96cecd58b4ede08737922adc92e944aaaee46101dc9f30b706fd231aef275c35
[INFO] running `Command { std: "docker" "start" "-a" "96cecd58b4ede08737922adc92e944aaaee46101dc9f30b706fd231aef275c35", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking debug_print v1.0.0
[INFO] [stderr]     Checking pom v3.2.0
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking regex-automata v0.3.3
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]     Checking liac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `bloco_basico_niveis` is never read
[INFO] [stdout]  --> src/llvm.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct LLVM {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     bloco_basico_niveis: Vec<String>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `LLVM` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bloco_basico_niveis` is never read
[INFO] [stdout]  --> src/llvm.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct LLVM {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     bloco_basico_niveis: Vec<String>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `LLVM` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.81s
[INFO] running `Command { std: "docker" "inspect" "96cecd58b4ede08737922adc92e944aaaee46101dc9f30b706fd231aef275c35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96cecd58b4ede08737922adc92e944aaaee46101dc9f30b706fd231aef275c35", kill_on_drop: false }`
[INFO] [stdout] 96cecd58b4ede08737922adc92e944aaaee46101dc9f30b706fd231aef275c35