[INFO] cloning repository https://github.com/Blckbrry-Pi/viscon-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Blckbrry-Pi/viscon-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlckbrry-Pi%2Fviscon-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlckbrry-Pi%2Fviscon-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 61e4c9082e97e5a088580228c727f36f79ad73ec
[INFO] checking Blckbrry-Pi/viscon-lang against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlckbrry-Pi%2Fviscon-lang" "/workspace/builds/worker-52/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-52/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Blckbrry-Pi/viscon-lang on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Blckbrry-Pi/viscon-lang
[INFO] finished tweaking git repo https://github.com/Blckbrry-Pi/viscon-lang
[INFO] tweaked toml for git repo https://github.com/Blckbrry-Pi/viscon-lang written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] crate git repo https://github.com/Blckbrry-Pi/viscon-lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97e3aed17913cb2f760f5930de1588f7421358d1c21455e9d036d25cec0413ac
[INFO] running `Command { std: "docker" "start" "-a" "97e3aed17913cb2f760f5930de1588f7421358d1c21455e9d036d25cec0413ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97e3aed17913cb2f760f5930de1588f7421358d1c21455e9d036d25cec0413ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e3aed17913cb2f760f5930de1588f7421358d1c21455e9d036d25cec0413ac", kill_on_drop: false }`
[INFO] [stdout] 97e3aed17913cb2f760f5930de1588f7421358d1c21455e9d036d25cec0413ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c43b267c620c3b20a8afa8254ee3642097779500b505da254e984fb11d8642d3
[INFO] running `Command { std: "docker" "start" "-a" "c43b267c620c3b20a8afa8254ee3642097779500b505da254e984fb11d8642d3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling beef v0.5.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]     Checking logos v0.12.0
[INFO] [stderr]     Checking visconc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `super::ast`
[INFO] [stdout]  --> src/frontend/parsing/parser.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::ast::{Ast};
[INFO] [stdout]   |            ^^^ could not find `ast` in `super`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `super::ast`
[INFO] [stdout]  --> src/frontend/parsing/parser.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::ast::{Ast};
[INFO] [stdout]   |            ^^^ could not find `ast` in `super`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::lexer`
[INFO] [stdout]  --> src/frontend/parsing/parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::lexer;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::lexer`
[INFO] [stdout]  --> src/frontend/parsing/parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::lexer;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `visconc` due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c43b267c620c3b20a8afa8254ee3642097779500b505da254e984fb11d8642d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c43b267c620c3b20a8afa8254ee3642097779500b505da254e984fb11d8642d3", kill_on_drop: false }`
[INFO] [stdout] c43b267c620c3b20a8afa8254ee3642097779500b505da254e984fb11d8642d3