[INFO] cloning repository https://github.com/ioncodes/hipster-intro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ioncodes/hipster-intro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fioncodes%2Fhipster-intro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fioncodes%2Fhipster-intro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1bfb993a349d1961e8817852fa3d867763f6418
[INFO] checking ioncodes/hipster-intro against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fioncodes%2Fhipster-intro" "/workspace/builds/worker-83/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-83/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ioncodes/hipster-intro on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ioncodes/hipster-intro
[INFO] finished tweaking git repo https://github.com/ioncodes/hipster-intro
[INFO] tweaked toml for git repo https://github.com/ioncodes/hipster-intro written to /workspace/builds/worker-83/source/Cargo.toml
[INFO] crate git repo https://github.com/ioncodes/hipster-intro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d1c88e064ddb6658deb827e0e559122b3217f878234fd879254deda53af2e7c
[INFO] running `Command { std: "docker" "start" "-a" "8d1c88e064ddb6658deb827e0e559122b3217f878234fd879254deda53af2e7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d1c88e064ddb6658deb827e0e559122b3217f878234fd879254deda53af2e7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d1c88e064ddb6658deb827e0e559122b3217f878234fd879254deda53af2e7c", kill_on_drop: false }`
[INFO] [stdout] 8d1c88e064ddb6658deb827e0e559122b3217f878234fd879254deda53af2e7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9acb8fe091d7a80cf27a4cdb3e97ee261b859c6c83da14e299388c4754f4c60
[INFO] running `Command { std: "docker" "start" "-a" "d9acb8fe091d7a80cf27a4cdb3e97ee261b859c6c83da14e299388c4754f4c60", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking libc v0.2.29
[INFO] [stderr]    Compiling gcc v0.3.51
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]    Compiling x11-dl v2.14.0
[INFO] [stderr]    Compiling minifb v0.9.2
[INFO] [stderr]     Checking hipster-intro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `rasterbar`
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let rasterbar = Rasterbar::new();
[INFO] [stdout]   |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rasterbar`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rasterbar`
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let rasterbar = Rasterbar::new();
[INFO] [stdout]   |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rasterbar`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.65s
[INFO] running `Command { std: "docker" "inspect" "d9acb8fe091d7a80cf27a4cdb3e97ee261b859c6c83da14e299388c4754f4c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9acb8fe091d7a80cf27a4cdb3e97ee261b859c6c83da14e299388c4754f4c60", kill_on_drop: false }`
[INFO] [stdout] d9acb8fe091d7a80cf27a4cdb3e97ee261b859c6c83da14e299388c4754f4c60