[INFO] cloning repository https://github.com/Jasperav/imagebufferrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jasperav/imagebufferrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasperav%2Fimagebufferrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasperav%2Fimagebufferrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2a41f507b0f9d51a8dbd55689a76db972a9c5e34
[INFO] testing Jasperav/imagebufferrust against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasperav%2Fimagebufferrust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jasperav/imagebufferrust on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jasperav/imagebufferrust
[INFO] finished tweaking git repo https://github.com/Jasperav/imagebufferrust
[INFO] tweaked toml for git repo https://github.com/Jasperav/imagebufferrust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Jasperav/imagebufferrust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c613c09ae26afd83e1a6a0a3acf9efc3d1a734d3acbfa2b9449bf144b21b480
[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" "8c613c09ae26afd83e1a6a0a3acf9efc3d1a734d3acbfa2b9449bf144b21b480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c613c09ae26afd83e1a6a0a3acf9efc3d1a734d3acbfa2b9449bf144b21b480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c613c09ae26afd83e1a6a0a3acf9efc3d1a734d3acbfa2b9449bf144b21b480", kill_on_drop: false }`
[INFO] [stdout] 8c613c09ae26afd83e1a6a0a3acf9efc3d1a734d3acbfa2b9449bf144b21b480
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 82cd85e721b8efbc4cebaf60d7af54b7ebb54e74eaa05cfd5c0c977f1dff3ae7
[INFO] running `Command { std: "docker" "start" "-a" "82cd85e721b8efbc4cebaf60d7af54b7ebb54e74eaa05cfd5c0c977f1dff3ae7", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling miniz_oxide v0.3.5
[INFO] [stderr]    Compiling png v0.15.2
[INFO] [stderr]    Compiling tiff v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling image v0.23.0-preview.0
[INFO] [stderr]    Compiling imagebufferrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `converted`
[INFO] [stdout]  --> src/main.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |         let converted = image::load_from_memory(&pixels);
[INFO] [stdout]   |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `converted_with_format`
[INFO] [stdout]  --> src/main.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let converted_with_format = image::load_from_memory_with_format(&pixels, ImageFormat::Png).unwrap();
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted_with_format`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `converted`
[INFO] [stdout]   --> src/main.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let converted = image::load_from_memory(&pixels);
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `converted_with_format`
[INFO] [stdout]   --> src/main.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let converted_with_format = image::load_from_memory_with_format(&pixels, ImageFormat::Jpeg).unwrap();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted_with_format`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.13s
[INFO] running `Command { std: "docker" "inspect" "82cd85e721b8efbc4cebaf60d7af54b7ebb54e74eaa05cfd5c0c977f1dff3ae7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82cd85e721b8efbc4cebaf60d7af54b7ebb54e74eaa05cfd5c0c977f1dff3ae7", kill_on_drop: false }`
[INFO] [stdout] 82cd85e721b8efbc4cebaf60d7af54b7ebb54e74eaa05cfd5c0c977f1dff3ae7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8d56ade473626ecc42578564c460770e8d92471b03897a0e8bcba4019d7c8c1b
[INFO] running `Command { std: "docker" "start" "-a" "8d56ade473626ecc42578564c460770e8d92471b03897a0e8bcba4019d7c8c1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling imagebufferrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `converted`
[INFO] [stdout]  --> src/main.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |         let converted = image::load_from_memory(&pixels);
[INFO] [stdout]   |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `converted_with_format`
[INFO] [stdout]  --> src/main.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let converted_with_format = image::load_from_memory_with_format(&pixels, ImageFormat::Png).unwrap();
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted_with_format`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `converted`
[INFO] [stdout]   --> src/main.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let converted = image::load_from_memory(&pixels);
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `converted_with_format`
[INFO] [stdout]   --> src/main.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let converted_with_format = image::load_from_memory_with_format(&pixels, ImageFormat::Jpeg).unwrap();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted_with_format`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "8d56ade473626ecc42578564c460770e8d92471b03897a0e8bcba4019d7c8c1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d56ade473626ecc42578564c460770e8d92471b03897a0e8bcba4019d7c8c1b", kill_on_drop: false }`
[INFO] [stdout] 8d56ade473626ecc42578564c460770e8d92471b03897a0e8bcba4019d7c8c1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 40a1e9ffa82300b6a8276d3ec3ae33c51bc8cef51f27678c6cff7771b753ed57
[INFO] running `Command { std: "docker" "start" "-a" "40a1e9ffa82300b6a8276d3ec3ae33c51bc8cef51f27678c6cff7771b753ed57", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `converted`
[INFO] [stderr]  --> src/main.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 |         let converted = image::load_from_memory(&pixels);
[INFO] [stderr]   |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `converted_with_format`
[INFO] [stderr]  --> src/main.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 |         let converted_with_format = image::load_from_memory_with_format(&pixels, ImageFormat::Png).unwrap();
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted_with_format`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `converted`
[INFO] [stderr]   --> src/main.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |         let converted = image::load_from_memory(&pixels);
[INFO] [stderr]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `converted_with_format`
[INFO] [stderr]   --> src/main.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |         let converted_with_format = image::load_from_memory_with_format(&pixels, ImageFormat::Jpeg).unwrap();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_converted_with_format`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/imagebufferrust-565e0a9af7eea68d
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "40a1e9ffa82300b6a8276d3ec3ae33c51bc8cef51f27678c6cff7771b753ed57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40a1e9ffa82300b6a8276d3ec3ae33c51bc8cef51f27678c6cff7771b753ed57", kill_on_drop: false }`
[INFO] [stdout] 40a1e9ffa82300b6a8276d3ec3ae33c51bc8cef51f27678c6cff7771b753ed57
