[INFO] cloning repository https://github.com/swedgwood/fourier-series
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/swedgwood/fourier-series" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswedgwood%2Ffourier-series", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswedgwood%2Ffourier-series'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 330d5c99144c06056d03051c74cd94e76604fc3c
[INFO] checking swedgwood/fourier-series against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswedgwood%2Ffourier-series" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/swedgwood/fourier-series on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/swedgwood/fourier-series
[INFO] finished tweaking git repo https://github.com/swedgwood/fourier-series
[INFO] tweaked toml for git repo https://github.com/swedgwood/fourier-series written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/swedgwood/fourier-series already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] aa5ead2e459db68d32479320439844e7304304ff04f9242af2c505e4163f1b31
[INFO] running `Command { std: "docker" "start" "-a" "aa5ead2e459db68d32479320439844e7304304ff04f9242af2c505e4163f1b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa5ead2e459db68d32479320439844e7304304ff04f9242af2c505e4163f1b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa5ead2e459db68d32479320439844e7304304ff04f9242af2c505e4163f1b31", kill_on_drop: false }`
[INFO] [stdout] aa5ead2e459db68d32479320439844e7304304ff04f9242af2c505e4163f1b31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--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] b3227f782938b920fe91d3e470ffff3f92fd9b91414cd07edf8552b241d3774e
[INFO] running `Command { std: "docker" "start" "-a" "b3227f782938b920fe91d3e470ffff3f92fd9b91414cd07edf8552b241d3774e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]     Checking svg v0.6.0
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking fourier-series v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `svg::node::Value`
[INFO] [stdout]  --> src/svgpath.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use svg::node::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `svg::node::Value`
[INFO] [stdout]  --> src/svgpath.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use svg::node::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `radii`
[INFO] [stdout]    --> src/svgpath.rs:279:5
[INFO] [stdout]     |
[INFO] [stdout] 279 |     radii: Point,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x_angle`
[INFO] [stdout]    --> src/svgpath.rs:280:5
[INFO] [stdout]     |
[INFO] [stdout] 280 |     x_angle: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `large_arc_flag`
[INFO] [stdout]    --> src/svgpath.rs:281:5
[INFO] [stdout]     |
[INFO] [stdout] 281 |     large_arc_flag: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sweep_flag`
[INFO] [stdout]    --> src/svgpath.rs:282:5
[INFO] [stdout]     |
[INFO] [stdout] 282 |     sweep_flag: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant in pattern `PathTag` should have an upper case name
[INFO] [stdout]   --> src/svgpath.rs:62:27
[INFO] [stdout]    |
[INFO] [stdout] 62 |         if let Event::Tag(PathTag, _, attributes) = event {
[INFO] [stdout]    |                           ^^^^^^^ help: convert the identifier to upper case: `PATH_TAG`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `radii`
[INFO] [stdout]    --> src/svgpath.rs:279:5
[INFO] [stdout]     |
[INFO] [stdout] 279 |     radii: Point,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x_angle`
[INFO] [stdout]    --> src/svgpath.rs:280:5
[INFO] [stdout]     |
[INFO] [stdout] 280 |     x_angle: f64,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `large_arc_flag`
[INFO] [stdout]    --> src/svgpath.rs:281:5
[INFO] [stdout]     |
[INFO] [stdout] 281 |     large_arc_flag: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sweep_flag`
[INFO] [stdout]    --> src/svgpath.rs:282:5
[INFO] [stdout]     |
[INFO] [stdout] 282 |     sweep_flag: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant in pattern `PathTag` should have an upper case name
[INFO] [stdout]   --> src/svgpath.rs:62:27
[INFO] [stdout]    |
[INFO] [stdout] 62 |         if let Event::Tag(PathTag, _, attributes) = event {
[INFO] [stdout]    |                           ^^^^^^^ help: convert the identifier to upper case: `PATH_TAG`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.71s
[INFO] running `Command { std: "docker" "inspect" "b3227f782938b920fe91d3e470ffff3f92fd9b91414cd07edf8552b241d3774e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3227f782938b920fe91d3e470ffff3f92fd9b91414cd07edf8552b241d3774e", kill_on_drop: false }`
[INFO] [stdout] b3227f782938b920fe91d3e470ffff3f92fd9b91414cd07edf8552b241d3774e