[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] 06eec7c9a23d039251c717358c5d7dee5dd59766
[INFO] checking swedgwood/fourier-series against try#14e4661efa5acbf985e4fe564baae04683366cc1 for pr-157696
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswedgwood%2Ffourier-series" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[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-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/swedgwood/fourier-series on toolchain 14e4661efa5acbf985e4fe564baae04683366cc1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+14e4661efa5acbf985e4fe564baae04683366cc1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/swedgwood/fourier-series 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" "+14e4661efa5acbf985e4fe564baae04683366cc1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2e9801ff68e4f33140d0d7af35b7a46c97a30529be9500bdc1129e6dba3a789a
[INFO] running `Command { std: "docker" "start" "2e9801ff68e4f33140d0d7af35b7a46c97a30529be9500bdc1129e6dba3a789a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2e9801ff68e4f33140d0d7af35b7a46c97a30529be9500bdc1129e6dba3a789a" "/opt/rustwide/cargo-home/bin/cargo" "+14e4661efa5acbf985e4fe564baae04683366cc1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e9801ff68e4f33140d0d7af35b7a46c97a30529be9500bdc1129e6dba3a789a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2e9801ff68e4f33140d0d7af35b7a46c97a30529be9500bdc1129e6dba3a789a" "/opt/rustwide/cargo-home/bin/cargo" "+14e4661efa5acbf985e4fe564baae04683366cc1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]     Checking svg v0.6.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.6.5
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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: fields `radii`, `x_angle`, `large_arc_flag`, and `sweep_flag` are never read
[INFO] [stdout]    --> src/svgpath.rs:279:5
[INFO] [stdout]     |
[INFO] [stdout] 277 | struct EllipticalArc {
[INFO] [stdout]     |        ------------- fields in this struct
[INFO] [stdout] 278 |     start: Point,
[INFO] [stdout] 279 |     radii: Point,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 280 |     x_angle: f64,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 281 |     large_arc_flag: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 282 |     sweep_flag: bool,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/canvas.rs:85:29
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn poll_events_iter(&mut self) -> EventPollIterator {
[INFO] [stdout]    |                             ^^^^^^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn poll_events_iter(&mut self) -> EventPollIterator<'_> {
[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)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/world.rs:34:22
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn get_state(&self, t: f64) -> WorldStateIter {
[INFO] [stdout]    |                      ^^^^^             ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn get_state(&self, t: f64) -> WorldStateIter<'_> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `radii`, `x_angle`, `large_arc_flag`, and `sweep_flag` are never read
[INFO] [stdout]    --> src/svgpath.rs:279:5
[INFO] [stdout]     |
[INFO] [stdout] 277 | struct EllipticalArc {
[INFO] [stdout]     |        ------------- fields in this struct
[INFO] [stdout] 278 |     start: Point,
[INFO] [stdout] 279 |     radii: Point,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 280 |     x_angle: f64,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 281 |     large_arc_flag: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 282 |     sweep_flag: bool,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/canvas.rs:85:29
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn poll_events_iter(&mut self) -> EventPollIterator {
[INFO] [stdout]    |                             ^^^^^^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn poll_events_iter(&mut self) -> EventPollIterator<'_> {
[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)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/world.rs:34:22
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn get_state(&self, t: f64) -> WorldStateIter {
[INFO] [stdout]    |                      ^^^^^             ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn get_state(&self, t: f64) -> WorldStateIter<'_> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.6.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "2e9801ff68e4f33140d0d7af35b7a46c97a30529be9500bdc1129e6dba3a789a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e9801ff68e4f33140d0d7af35b7a46c97a30529be9500bdc1129e6dba3a789a", kill_on_drop: false }`
[INFO] [stdout] 2e9801ff68e4f33140d0d7af35b7a46c97a30529be9500bdc1129e6dba3a789a
