[INFO] cloning repository https://github.com/ryanpierson87/rust_pomodoro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryanpierson87/rust_pomodoro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanpierson87%2Frust_pomodoro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanpierson87%2Frust_pomodoro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e24e9e3b5dccbd1106e9ec0ef7046069ac12b076
[INFO] testing ryanpierson87/rust_pomodoro against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanpierson87%2Frust_pomodoro" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ryanpierson87/rust_pomodoro on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ryanpierson87/rust_pomodoro
[INFO] finished tweaking git repo https://github.com/ryanpierson87/rust_pomodoro
[INFO] tweaked toml for git repo https://github.com/ryanpierson87/rust_pomodoro written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/ryanpierson87/rust_pomodoro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b307dfe47da713ae619933ddba842b28f3027024024b3b4c4a298be7e3298cd
[INFO] running `Command { std: "docker" "start" "-a" "4b307dfe47da713ae619933ddba842b28f3027024024b3b4c4a298be7e3298cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b307dfe47da713ae619933ddba842b28f3027024024b3b4c4a298be7e3298cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b307dfe47da713ae619933ddba842b28f3027024024b3b4c4a298be7e3298cd", kill_on_drop: false }`
[INFO] [stdout] 4b307dfe47da713ae619933ddba842b28f3027024024b3b4c4a298be7e3298cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2fc80caba63eedcef006d659675a250e42e95fa6dfb9a6fb6f7e565993767c3
[INFO] running `Command { std: "docker" "start" "-a" "e2fc80caba63eedcef006d659675a250e42e95fa6dfb9a6fb6f7e565993767c3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_pomo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `gtk`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use gtk::gdk;
[INFO] [stdout]   |     ^^^ use of undeclared crate or module `gtk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/countdown_clock.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt::format;
[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 `rust_pomo` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "e2fc80caba63eedcef006d659675a250e42e95fa6dfb9a6fb6f7e565993767c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2fc80caba63eedcef006d659675a250e42e95fa6dfb9a6fb6f7e565993767c3", kill_on_drop: false }`
[INFO] [stdout] e2fc80caba63eedcef006d659675a250e42e95fa6dfb9a6fb6f7e565993767c3