[INFO] cloning repository https://github.com/StefanJo3107/imageProcessing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/StefanJo3107/imageProcessing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStefanJo3107%2FimageProcessing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStefanJo3107%2FimageProcessing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1debad450b9eca4c9a6f63f21e07bd5cb2f6c59c
[INFO] testing StefanJo3107/imageProcessing against 1.75.0 for beta-1.76-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStefanJo3107%2FimageProcessing" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/StefanJo3107/imageProcessing on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/StefanJo3107/imageProcessing
[INFO] finished tweaking git repo https://github.com/StefanJo3107/imageProcessing
[INFO] tweaked toml for git repo https://github.com/StefanJo3107/imageProcessing written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/StefanJo3107/imageProcessing already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30f92c4264e2c4974e3524de015660c2014000812f8da7d53e608dcb873c1620
[INFO] running `Command { std: "docker" "start" "-a" "30f92c4264e2c4974e3524de015660c2014000812f8da7d53e608dcb873c1620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30f92c4264e2c4974e3524de015660c2014000812f8da7d53e608dcb873c1620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30f92c4264e2c4974e3524de015660c2014000812f8da7d53e608dcb873c1620", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8363c4130a0dbf1dc245da85eca45b88f85c0d80ef2781f06e97c80ee61a3fd
[INFO] running `Command { std: "docker" "start" "-a" "c8363c4130a0dbf1dc245da85eca45b88f85c0d80ef2781f06e97c80ee61a3fd", kill_on_drop: false }`
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[INFO] [stderr]    Compiling png v0.5.2
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[INFO] [stderr]    Compiling plotters-bitmap v0.3.1
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling imageProcessing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `max_x`
[INFO] [stdout]   --> src/main.rs:20:22
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let (points, max_x) = get_points(&image, &config.color_channel, i);
[INFO] [stdout]    |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_x`
[INFO] [stdout]    --> src/main.rs:126:34
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn plot(points: Vec<(f32, f32)>, max_x: f32, output: String) {
[INFO] [stdout]     |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `imageProcessing` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `image_processing`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.02s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "c8363c4130a0dbf1dc245da85eca45b88f85c0d80ef2781f06e97c80ee61a3fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8363c4130a0dbf1dc245da85eca45b88f85c0d80ef2781f06e97c80ee61a3fd", kill_on_drop: false }`
[INFO] [stdout] c8363c4130a0dbf1dc245da85eca45b88f85c0d80ef2781f06e97c80ee61a3fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 693aabe2bbbe2df3c616377d262ccd12750b0fa53cda65dd17a690b11808a39f
[INFO] running `Command { std: "docker" "start" "-a" "693aabe2bbbe2df3c616377d262ccd12750b0fa53cda65dd17a690b11808a39f", kill_on_drop: false }`
[INFO] [stderr]    Compiling imageProcessing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `max_x`
[INFO] [stdout]   --> src/main.rs:20:22
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let (points, max_x) = get_points(&image, &config.color_channel, i);
[INFO] [stdout]    |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_x`
[INFO] [stdout]    --> src/main.rs:126:34
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn plot(points: Vec<(f32, f32)>, max_x: f32, output: String) {
[INFO] [stdout]     |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `imageProcessing` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `image_processing`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "693aabe2bbbe2df3c616377d262ccd12750b0fa53cda65dd17a690b11808a39f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "693aabe2bbbe2df3c616377d262ccd12750b0fa53cda65dd17a690b11808a39f", kill_on_drop: false }`
[INFO] [stdout] 693aabe2bbbe2df3c616377d262ccd12750b0fa53cda65dd17a690b11808a39f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4e9c8100c69ad8a218393c32ea261de8d15ead562898414f30d27078d8e074de
[INFO] running `Command { std: "docker" "start" "-a" "4e9c8100c69ad8a218393c32ea261de8d15ead562898414f30d27078d8e074de", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `max_x`
[INFO] [stderr]   --> src/main.rs:20:22
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let (points, max_x) = get_points(&image, &config.color_channel, i);
[INFO] [stderr]    |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `max_x`
[INFO] [stderr]    --> src/main.rs:126:34
[INFO] [stderr]     |
[INFO] [stderr] 126 | fn plot(points: Vec<(f32, f32)>, max_x: f32, output: String) {
[INFO] [stderr]     |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_x`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `imageProcessing` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = help: convert the identifier to snake case: `image_processing`
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `imageProcessing` (bin "imageProcessing" test) generated 3 warnings (run `cargo fix --bin "imageProcessing" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/imageProcessing-ec4043b767751388)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4e9c8100c69ad8a218393c32ea261de8d15ead562898414f30d27078d8e074de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e9c8100c69ad8a218393c32ea261de8d15ead562898414f30d27078d8e074de", kill_on_drop: false }`
[INFO] [stdout] 4e9c8100c69ad8a218393c32ea261de8d15ead562898414f30d27078d8e074de