[INFO] cloning repository https://github.com/Spirati/sdl2-poly
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Spirati/sdl2-poly" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpirati%2Fsdl2-poly", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpirati%2Fsdl2-poly'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34e4176eb7cf540a2cb5da320c02b53f7cf965bf
[INFO] building Spirati/sdl2-poly against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpirati%2Fsdl2-poly" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Spirati/sdl2-poly on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Spirati/sdl2-poly
[INFO] finished tweaking git repo https://github.com/Spirati/sdl2-poly
[INFO] tweaked toml for git repo https://github.com/Spirati/sdl2-poly written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Spirati/sdl2-poly 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sdl2 v0.35.1
[INFO] [stderr]   Downloaded sdl2-sys v0.35.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08b9a5e32dcf49bb5bfe1d33a32b9ca5d2c239e74e838230f7e4ac24ed8b8086
[INFO] running `Command { std: "docker" "start" "-a" "08b9a5e32dcf49bb5bfe1d33a32b9ca5d2c239e74e838230f7e4ac24ed8b8086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08b9a5e32dcf49bb5bfe1d33a32b9ca5d2c239e74e838230f7e4ac24ed8b8086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08b9a5e32dcf49bb5bfe1d33a32b9ca5d2c239e74e838230f7e4ac24ed8b8086", kill_on_drop: false }`
[INFO] [stdout] 08b9a5e32dcf49bb5bfe1d33a32b9ca5d2c239e74e838230f7e4ac24ed8b8086
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e834c7d0565f9f51ad53d8ebb292ba1a34c0477c7a8161868b365cd9156c770
[INFO] running `Command { std: "docker" "start" "-a" "1e834c7d0565f9f51ad53d8ebb292ba1a34c0477c7a8161868b365cd9156c770", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version-compare v0.1.0
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling sdl2 v0.35.1
[INFO] [stderr]    Compiling sdl2-sys v0.35.1
[INFO] [stderr]    Compiling sdl_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `ZERO_TWOPI` should have an upper camel case name
[INFO] [stdout]   --> src/util/math.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     ZERO_TWOPI,
[INFO] [stdout]    |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `ZeroTwopi`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `PureFunc` is never used
[INFO] [stdout]  --> src/util/math.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub type PureFunc = dyn Fn(f64) -> f64;
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Exclusive` is never constructed
[INFO] [stdout]  --> src/util/math.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum FunctionDomainType {
[INFO] [stdout]   |          ------------------ variant in this enum
[INFO] [stdout] 5 |     Exclusive(f64),
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `shift` is never used
[INFO] [stdout]   --> src/util/math.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl FunctionDomain {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn shift(self, amount: f64) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `StdDomains` is never used
[INFO] [stdout]   --> src/util/math.rs:44:10
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub enum StdDomains {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `differentiate` is never used
[INFO] [stdout]   --> src/util/math.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn differentiate(mut coefficients: Vec<f64>) -> Vec<f64> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `n_differentiate` is never used
[INFO] [stdout]   --> src/util/math.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn n_differentiate(mut coefficients: Vec<f64>, mut n: usize) -> Vec<f64> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `poly_closure` is never used
[INFO] [stdout]   --> src/util/math.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn poly_closure(coefficients: Vec<f64>) -> Box<PureFunc> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_circle` is never used
[INFO] [stdout]  --> src/draw/primitive.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn draw_circle<T: RenderTarget>(x: i32, y: i32, r: i32, canvas: &mut Canvas<T>) -> Result<(), String> {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_polynomial` is never used
[INFO] [stdout]   --> src/draw/primitive.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn draw_polynomial<T: RenderTarget>(coefficients: Vec<f64>, canvas: &mut Canvas<T>) -> Result<(), String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_filled_polynomial` is never used
[INFO] [stdout]   --> src/draw/primitive.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn draw_filled_polynomial<T: RenderTarget>(coefficients: Vec<f64>, canvas: &mut Canvas<T>) -> Result<(), String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_filled_pure_function` is never used
[INFO] [stdout]   --> src/draw/primitive.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn draw_filled_pure_function<T: RenderTarget>(func: Box<math::PureFunc>, canvas: &mut Canvas<T>) -> Result<(), String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_pure_function` is never used
[INFO] [stdout]   --> src/draw/primitive.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn draw_pure_function<T: RenderTarget>(func: Box<math::PureFunc>, canvas: &mut Canvas<T>) -> Result<(), String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.62s
[INFO] running `Command { std: "docker" "inspect" "1e834c7d0565f9f51ad53d8ebb292ba1a34c0477c7a8161868b365cd9156c770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e834c7d0565f9f51ad53d8ebb292ba1a34c0477c7a8161868b365cd9156c770", kill_on_drop: false }`
[INFO] [stdout] 1e834c7d0565f9f51ad53d8ebb292ba1a34c0477c7a8161868b365cd9156c770
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c67a0335ab0e42ab00e49975ae6dc224295764d37ba1cc7b98a8390dbbe6e119
[INFO] running `Command { std: "docker" "start" "-a" "c67a0335ab0e42ab00e49975ae6dc224295764d37ba1cc7b98a8390dbbe6e119", kill_on_drop: false }`
[INFO] [stderr]    Compiling sdl_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `ZERO_TWOPI` should have an upper camel case name
[INFO] [stdout]   --> src/util/math.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     ZERO_TWOPI,
[INFO] [stdout]    |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `ZeroTwopi`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Exclusive` is never constructed
[INFO] [stdout]  --> src/util/math.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum FunctionDomainType {
[INFO] [stdout]   |          ------------------ variant in this enum
[INFO] [stdout] 5 |     Exclusive(f64),
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `shift` is never used
[INFO] [stdout]   --> src/util/math.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl FunctionDomain {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn shift(self, amount: f64) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `StdDomains` is never used
[INFO] [stdout]   --> src/util/math.rs:44:10
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub enum StdDomains {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_circle` is never used
[INFO] [stdout]  --> src/draw/primitive.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn draw_circle<T: RenderTarget>(x: i32, y: i32, r: i32, canvas: &mut Canvas<T>) -> Result<(), String> {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_polynomial` is never used
[INFO] [stdout]   --> src/draw/primitive.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn draw_polynomial<T: RenderTarget>(coefficients: Vec<f64>, canvas: &mut Canvas<T>) -> Result<(), String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_filled_polynomial` is never used
[INFO] [stdout]   --> src/draw/primitive.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn draw_filled_polynomial<T: RenderTarget>(coefficients: Vec<f64>, canvas: &mut Canvas<T>) -> Result<(), String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_filled_pure_function` is never used
[INFO] [stdout]   --> src/draw/primitive.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn draw_filled_pure_function<T: RenderTarget>(func: Box<math::PureFunc>, canvas: &mut Canvas<T>) -> Result<(), String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_pure_function` is never used
[INFO] [stdout]   --> src/draw/primitive.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn draw_pure_function<T: RenderTarget>(func: Box<math::PureFunc>, canvas: &mut Canvas<T>) -> Result<(), String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "c67a0335ab0e42ab00e49975ae6dc224295764d37ba1cc7b98a8390dbbe6e119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c67a0335ab0e42ab00e49975ae6dc224295764d37ba1cc7b98a8390dbbe6e119", kill_on_drop: false }`
[INFO] [stdout] c67a0335ab0e42ab00e49975ae6dc224295764d37ba1cc7b98a8390dbbe6e119