[INFO] fetching crate shapers 0.3.3...
[INFO] checking shapers-0.3.3 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate shapers 0.3.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate shapers 0.3.3
[INFO] finished tweaking crates.io crate shapers 0.3.3
[INFO] tweaked toml for crates.io crate shapers 0.3.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shapers 0.3.3 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate shapers 0.3.3 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f34a00fe5efd2ad1506cf71408c8ec6896eefb121b7583292f1826df9395c2da
[INFO] running `Command { std: "docker" "start" "-a" "f34a00fe5efd2ad1506cf71408c8ec6896eefb121b7583292f1826df9395c2da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f34a00fe5efd2ad1506cf71408c8ec6896eefb121b7583292f1826df9395c2da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f34a00fe5efd2ad1506cf71408c8ec6896eefb121b7583292f1826df9395c2da", kill_on_drop: false }`
[INFO] [stdout] f34a00fe5efd2ad1506cf71408c8ec6896eefb121b7583292f1826df9395c2da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ab3edd53d7d35b5f4fcd75e4689430cd98f401b5c1888d1664e5f900165c647
[INFO] running `Command { std: "docker" "start" "-a" "6ab3edd53d7d35b5f4fcd75e4689430cd98f401b5c1888d1664e5f900165c647", kill_on_drop: false }`
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[INFO] [stderr]     Checking shapers v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `observers::ObserverMode`
[INFO] [stdout]  --> src/circle_fit.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     core::{observers::ObserverMode, CostFunction, Error, State, Executor, OptimizationResult, Gradient},
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `observers::ObserverMode`
[INFO] [stdout]  --> src/ellipsoids.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     core::{observers::ObserverMode, CostFunction, Error, Executor},
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `observers::ObserverMode`
[INFO] [stdout]  --> src/circle_fit.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     core::{observers::ObserverMode, CostFunction, Error, State, Executor, OptimizationResult, Gradient},
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `observers::ObserverMode`
[INFO] [stdout]  --> src/ellipsoids.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     core::{observers::ObserverMode, CostFunction, Error, Executor},
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_distance` is never used
[INFO] [stdout]  --> src/aux_funcs.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn get_distance(v0: Vec<f64>, v1: Vec<f64>) -> f64 {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/circle_fit.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn py_new() -> Self {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout]  1 | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/ellipsoids.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn py_new(x: f64, y: f64, major_axis: f64, minor_axis: f64, angle: f64) -> Self {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]    --> src/ellipsoids.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     pub fn py_new() -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct
[INFO] [stdout]  --> src/errors.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct LSQError(argmin::core::Error);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/circle_fit.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn py_new() -> Self {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout]  1 | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/ellipsoids.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn py_new(x: f64, y: f64, major_axis: f64, minor_axis: f64, angle: f64) -> Self {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]    --> src/ellipsoids.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     pub fn py_new() -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct
[INFO] [stdout]  --> src/errors.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct LSQError(argmin::core::Error);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ellipse3`
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let ellipse3 = Ellipsoid::new(0.0, 0.0, 2.0, 1.0, 0.0);
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ellipse3`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ellipse3`
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let ellipse3 = Ellipsoid::new(0.0, 0.0, 2.0, 1.0, 0.0);
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ellipse3`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ellipse4`
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let ellipse4 = Ellipsoid::new(2.0, 0.0, 2.0, 1.0, 0.0);
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ellipse4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ellipse4`
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let ellipse4 = Ellipsoid::new(2.0, 0.0, 2.0, 1.0, 0.0);
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ellipse4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parameters`
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let parameters = FitCircleParams::new()
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parameters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xs`
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let xs = all_angles.clone().iter().map(|theta| circle_center[0] + circle_radius * theta.cos()).collect::<Vec<f64>>();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_xs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ys`
[INFO] [stdout]   --> src/main.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let ys = all_angles.iter().map(|theta| circle_center[1] + circle_radius * theta.sin()).collect::<Vec<f64>>();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_ys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parameters`
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let parameters = FitCircleParams::new()
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parameters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xs`
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let xs = all_angles.clone().iter().map(|theta| circle_center[0] + circle_radius * theta.cos()).collect::<Vec<f64>>();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_xs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ys`
[INFO] [stdout]   --> src/main.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let ys = all_angles.iter().map(|theta| circle_center[1] + circle_radius * theta.sin()).collect::<Vec<f64>>();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_ys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_lsq` is never used
[INFO] [stdout]   --> src/main.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn test_lsq() {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_example_circle` is never used
[INFO] [stdout]   --> src/main.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn test_example_circle() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_example_small` is never used
[INFO] [stdout]   --> src/main.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn test_example_small() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_lsq` is never used
[INFO] [stdout]   --> src/main.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn test_lsq() {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_example_circle` is never used
[INFO] [stdout]   --> src/main.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn test_example_circle() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_example_small` is never used
[INFO] [stdout]   --> src/main.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn test_example_small() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     dbg!(intersection);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let _ = dbg!(intersection);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     dbg!(intersection);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let _ = dbg!(intersection);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 58.65s
[INFO] running `Command { std: "docker" "inspect" "6ab3edd53d7d35b5f4fcd75e4689430cd98f401b5c1888d1664e5f900165c647", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ab3edd53d7d35b5f4fcd75e4689430cd98f401b5c1888d1664e5f900165c647", kill_on_drop: false }`
[INFO] [stdout] 6ab3edd53d7d35b5f4fcd75e4689430cd98f401b5c1888d1664e5f900165c647