[INFO] cloning repository https://github.com/p0wp0wpanda/imprint
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/p0wp0wpanda/imprint" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fp0wp0wpanda%2Fimprint", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fp0wp0wpanda%2Fimprint'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46ae2ea4f988ddca078f38facb099b6112353f99
[INFO] testing p0wp0wpanda/imprint against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fp0wp0wpanda%2Fimprint" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/p0wp0wpanda/imprint on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/p0wp0wpanda/imprint
[INFO] finished tweaking git repo https://github.com/p0wp0wpanda/imprint
[INFO] tweaked toml for git repo https://github.com/p0wp0wpanda/imprint written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/p0wp0wpanda/imprint already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8342711b65c54dc7ad47a7135c56b099e0a710c487d29c8b4cae5c74d86b7d4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c8342711b65c54dc7ad47a7135c56b099e0a710c487d29c8b4cae5c74d86b7d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8342711b65c54dc7ad47a7135c56b099e0a710c487d29c8b4cae5c74d86b7d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8342711b65c54dc7ad47a7135c56b099e0a710c487d29c8b4cae5c74d86b7d4", kill_on_drop: false }`
[INFO] [stdout] c8342711b65c54dc7ad47a7135c56b099e0a710c487d29c8b4cae5c74d86b7d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 994f1060922fa4e13f0a3f38623c9f3bfb80f6b76440e2699cb79c89b4164cbf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "994f1060922fa4e13f0a3f38623c9f3bfb80f6b76440e2699cb79c89b4164cbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling images v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `plte_check`
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let plte_check: Vec<u8> = vec![80, 76, 84, 69]; //PLTE chunk
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_plte_check`
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "994f1060922fa4e13f0a3f38623c9f3bfb80f6b76440e2699cb79c89b4164cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "994f1060922fa4e13f0a3f38623c9f3bfb80f6b76440e2699cb79c89b4164cbf", kill_on_drop: false }`
[INFO] [stdout] 994f1060922fa4e13f0a3f38623c9f3bfb80f6b76440e2699cb79c89b4164cbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a90fdd190ee5d0402c5747cf8f546ab80c9f19fa5839f1076cff9193c2c6ed6a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a90fdd190ee5d0402c5747cf8f546ab80c9f19fa5839f1076cff9193c2c6ed6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling images v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `plte_check`
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let plte_check: Vec<u8> = vec![80, 76, 84, 69]; //PLTE chunk
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_plte_check`
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "a90fdd190ee5d0402c5747cf8f546ab80c9f19fa5839f1076cff9193c2c6ed6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a90fdd190ee5d0402c5747cf8f546ab80c9f19fa5839f1076cff9193c2c6ed6a", kill_on_drop: false }`
[INFO] [stdout] a90fdd190ee5d0402c5747cf8f546ab80c9f19fa5839f1076cff9193c2c6ed6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 89d835455bda48a79a0fefa6dd361363607e1e0e8ace4734c9944b7e20165967
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "89d835455bda48a79a0fefa6dd361363607e1e0e8ace4734c9944b7e20165967", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `plte_check`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:15:9
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 15 |     let plte_check: Vec<u8> = vec![80, 76, 84, 69]; //PLTE chunk
[INFO] [stdout] 
[INFO] [stderr]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_plte_check`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `images` (bin "images" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/images-c25e5d37efb50f36)
[INFO] running `Command { std: "docker" "inspect" "89d835455bda48a79a0fefa6dd361363607e1e0e8ace4734c9944b7e20165967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89d835455bda48a79a0fefa6dd361363607e1e0e8ace4734c9944b7e20165967", kill_on_drop: false }`
[INFO] [stdout] 89d835455bda48a79a0fefa6dd361363607e1e0e8ace4734c9944b7e20165967