[INFO] cloning repository https://github.com/tmsampson/arrt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tmsampson/arrt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmsampson%2Farrt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmsampson%2Farrt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 025246b529ac22d28d7ac014c255a7bc38d885c9
[INFO] checking tmsampson/arrt against master#7036449c774860a5b348dbbe01c20704c557382e for pr-98456
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmsampson%2Farrt" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tmsampson/arrt on toolchain 7036449c774860a5b348dbbe01c20704c557382e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7036449c774860a5b348dbbe01c20704c557382e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tmsampson/arrt
[INFO] finished tweaking git repo https://github.com/tmsampson/arrt
[INFO] tweaked toml for git repo https://github.com/tmsampson/arrt written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/tmsampson/arrt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7036449c774860a5b348dbbe01c20704c557382e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+7036449c774860a5b348dbbe01c20704c557382e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 717e4732937e9a8447a8b07b88c307adefc2fb2a47917bdb6b40d18659ba9a17
[INFO] running `Command { std: "docker" "start" "-a" "717e4732937e9a8447a8b07b88c307adefc2fb2a47917bdb6b40d18659ba9a17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "717e4732937e9a8447a8b07b88c307adefc2fb2a47917bdb6b40d18659ba9a17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "717e4732937e9a8447a8b07b88c307adefc2fb2a47917bdb6b40d18659ba9a17", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+7036449c774860a5b348dbbe01c20704c557382e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2ca1e9cfc80b8b2e4baf633836f4839c7632619d1d5c140cf1588b0a48b7592
[INFO] running `Command { std: "docker" "start" "-a" "b2ca1e9cfc80b8b2e4baf633836f4839c7632619d1d5c140cf1588b0a48b7592", kill_on_drop: false }`
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[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
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[INFO] [stderr]    Compiling serde_derive v1.0.98
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[INFO] [stderr]     Checking mini_gl_fb v0.7.0
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[INFO] [stderr]     Checking arrt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `total_frame_count`
[INFO] [stdout]    --> src/main.rs:499:9
[INFO] [stdout]     |
[INFO] [stdout] 499 |         total_frame_count += 1;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]     = help: did you mean to capture by reference instead?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total_frame_count`
[INFO] [stdout]    --> src/main.rs:499:9
[INFO] [stdout]     |
[INFO] [stdout] 499 |         total_frame_count += 1;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]     = help: did you mean to capture by reference instead?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ImageBuffer` is never used
[INFO] [stdout]  --> src/arrt/job.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | type ImageBuffer = std::vec::Vec<[u8; 4]>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ImageBuffer` is never used
[INFO] [stdout]  --> src/arrt/job.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | type ImageBuffer = std::vec::Vec<[u8; 4]>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "b2ca1e9cfc80b8b2e4baf633836f4839c7632619d1d5c140cf1588b0a48b7592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2ca1e9cfc80b8b2e4baf633836f4839c7632619d1d5c140cf1588b0a48b7592", kill_on_drop: false }`
[INFO] [stdout] b2ca1e9cfc80b8b2e4baf633836f4839c7632619d1d5c140cf1588b0a48b7592