[INFO] cloning repository https://github.com/kitwestneat/i3-tabber
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kitwestneat/i3-tabber" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitwestneat%2Fi3-tabber", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitwestneat%2Fi3-tabber'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9cab73d62d91a3803469eb4cf5ed81fd5625360
[INFO] testing kitwestneat/i3-tabber against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitwestneat%2Fi3-tabber" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kitwestneat/i3-tabber on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kitwestneat/i3-tabber
[INFO] finished tweaking git repo https://github.com/kitwestneat/i3-tabber
[INFO] tweaked toml for git repo https://github.com/kitwestneat/i3-tabber written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/kitwestneat/i3-tabber already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 139206ce5b4b7fc9cc1e2a8df989282eb92812a7e808bed9a04d8855bd07192f
[INFO] running `Command { std: "docker" "start" "-a" "139206ce5b4b7fc9cc1e2a8df989282eb92812a7e808bed9a04d8855bd07192f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "139206ce5b4b7fc9cc1e2a8df989282eb92812a7e808bed9a04d8855bd07192f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "139206ce5b4b7fc9cc1e2a8df989282eb92812a7e808bed9a04d8855bd07192f", kill_on_drop: false }`
[INFO] [stdout] 139206ce5b4b7fc9cc1e2a8df989282eb92812a7e808bed9a04d8855bd07192f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c5f0973ff9cfa0e76ba57c0f5ebd6ad1ed089741bc30f327bb95dd63d932c3f
[INFO] running `Command { std: "docker" "start" "-a" "1c5f0973ff9cfa0e76ba57c0f5ebd6ad1ed089741bc30f327bb95dd63d932c3f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling i3ipc v0.10.1
[INFO] [stderr]    Compiling i3-tabber v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `create_lru` in this scope
[INFO] [stdout]   --> src/main.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut lru = create_lru();
[INFO] [stdout]    |                   ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `i3ipc::I3EventListener`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use i3ipc::I3EventListener;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `i3ipc::Subscription`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use i3ipc::Subscription;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `i3ipc::event::Event`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use i3ipc::event::Event;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `i3-tabber` due to 2 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1c5f0973ff9cfa0e76ba57c0f5ebd6ad1ed089741bc30f327bb95dd63d932c3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c5f0973ff9cfa0e76ba57c0f5ebd6ad1ed089741bc30f327bb95dd63d932c3f", kill_on_drop: false }`
[INFO] [stdout] 1c5f0973ff9cfa0e76ba57c0f5ebd6ad1ed089741bc30f327bb95dd63d932c3f