[INFO] cloning repository https://github.com/ZefCo/area_computer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZefCo/area_computer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZefCo%2Farea_computer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZefCo%2Farea_computer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25ce229ccab72e734f084e62138ca99ab866f44f
[INFO] testing ZefCo/area_computer against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZefCo%2Farea_computer" "/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/ZefCo/area_computer on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ZefCo/area_computer
[INFO] finished tweaking git repo https://github.com/ZefCo/area_computer
[INFO] tweaked toml for git repo https://github.com/ZefCo/area_computer written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ZefCo/area_computer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded font-kit v0.10.1
[INFO] [stderr]   Downloaded plotters-bitmap v0.3.1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", 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] 07177c687e07193541821f068cada5b061a9b5e7f060a2571b49af13e9fe504b
[INFO] running `Command { std: "docker" "start" "-a" "07177c687e07193541821f068cada5b061a9b5e7f060a2571b49af13e9fe504b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07177c687e07193541821f068cada5b061a9b5e7f060a2571b49af13e9fe504b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07177c687e07193541821f068cada5b061a9b5e7f060a2571b49af13e9fe504b", kill_on_drop: false }`
[INFO] [stdout] 07177c687e07193541821f068cada5b061a9b5e7f060a2571b49af13e9fe504b
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3dc87cc4689e426686013f78769c22eac9b1a94d3ed079a203cfc56f0e7a3f1
[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" "d3dc87cc4689e426686013f78769c22eac9b1a94d3ed079a203cfc56f0e7a3f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling bytemuck v1.7.0
[INFO] [stderr]    Compiling plotters-backend v0.3.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling ttf-parser v0.12.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling plotters-svg v0.3.0
[INFO] [stderr]    Compiling pathfinder_simd v0.5.1
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling freetype v0.7.0
[INFO] [stderr]    Compiling pathfinder_geometry v0.5.1
[INFO] [stderr]    Compiling servo-fontconfig v0.5.1
[INFO] [stderr]    Compiling plotters-bitmap v0.3.1
[INFO] [stderr]    Compiling font-kit v0.10.1
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling area_computer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `plotters::prelude::*`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use plotters::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `diff_target`
[INFO] [stdout]   --> src/main.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |     let diff_target: f64 = dt;
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_diff_target`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `diff`
[INFO] [stdout]   --> src/main.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |     let diff = |m: f64, t: f64| -> f64 {(m - t).abs()};
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_diff`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.59s
[INFO] running `Command { std: "docker" "inspect" "d3dc87cc4689e426686013f78769c22eac9b1a94d3ed079a203cfc56f0e7a3f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3dc87cc4689e426686013f78769c22eac9b1a94d3ed079a203cfc56f0e7a3f1", kill_on_drop: false }`
[INFO] [stdout] d3dc87cc4689e426686013f78769c22eac9b1a94d3ed079a203cfc56f0e7a3f1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9056fa6c5c054a179032cadd8bd9a102dcd4f343a20261acdf29b0fd8063fcf
[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" "e9056fa6c5c054a179032cadd8bd9a102dcd4f343a20261acdf29b0fd8063fcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling area_computer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `plotters::prelude::*`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use plotters::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `diff_target`
[INFO] [stdout]   --> src/main.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |     let diff_target: f64 = dt;
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_diff_target`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `diff`
[INFO] [stdout]   --> src/main.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |     let diff = |m: f64, t: f64| -> f64 {(m - t).abs()};
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_diff`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "e9056fa6c5c054a179032cadd8bd9a102dcd4f343a20261acdf29b0fd8063fcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9056fa6c5c054a179032cadd8bd9a102dcd4f343a20261acdf29b0fd8063fcf", kill_on_drop: false }`
[INFO] [stdout] e9056fa6c5c054a179032cadd8bd9a102dcd4f343a20261acdf29b0fd8063fcf
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f7ffb17ea282e3cebc24986b779090eb3356929f063590ef09ea147c28bbaf42
[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" "f7ffb17ea282e3cebc24986b779090eb3356929f063590ef09ea147c28bbaf42", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `plotters::prelude::*`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use plotters::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `diff_target`
[INFO] [stderr]   --> src/main.rs:75:9
[INFO] [stderr]    |
[INFO] [stderr] 75 |     let diff_target: f64 = dt;
[INFO] [stderr]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_diff_target`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `diff`
[INFO] [stderr]   --> src/main.rs:84:9
[INFO] [stderr]    |
[INFO] [stderr] 84 |     let diff = |m: f64, t: f64| -> f64 {(m - t).abs()};
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_diff`
[INFO] [stderr] 
[INFO] [stderr] warning: `area_computer` (bin "area_computer" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/area_computer-35e32ec54871110d)
[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" "f7ffb17ea282e3cebc24986b779090eb3356929f063590ef09ea147c28bbaf42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ffb17ea282e3cebc24986b779090eb3356929f063590ef09ea147c28bbaf42", kill_on_drop: false }`
[INFO] [stdout] f7ffb17ea282e3cebc24986b779090eb3356929f063590ef09ea147c28bbaf42