[INFO] cloning repository https://github.com/alaroldai/gis-algorithms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alaroldai/gis-algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falaroldai%2Fgis-algorithms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falaroldai%2Fgis-algorithms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae974999bce01d6aedad128bd8304a569b5f4c5c
[INFO] checking alaroldai/gis-algorithms against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falaroldai%2Fgis-algorithms" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/alaroldai/gis-algorithms
[INFO] finished tweaking git repo https://github.com/alaroldai/gis-algorithms
[INFO] tweaked toml for git repo https://github.com/alaroldai/gis-algorithms written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alaroldai/gis-algorithms on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/alaroldai/gis-algorithms 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wide v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c014661f85f9f321eb3caccda54bee91ac2b4196390e778122a2f48eac0aaff
[INFO] running `Command { std: "docker" "start" "-a" "9c014661f85f9f321eb3caccda54bee91ac2b4196390e778122a2f48eac0aaff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c014661f85f9f321eb3caccda54bee91ac2b4196390e778122a2f48eac0aaff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c014661f85f9f321eb3caccda54bee91ac2b4196390e778122a2f48eac0aaff", kill_on_drop: false }`
[INFO] [stdout] 9c014661f85f9f321eb3caccda54bee91ac2b4196390e778122a2f48eac0aaff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c40992e1f6e7c5ffaff4220009c1ca2d7daeb731e0594710fa7b120d6df299b8
[INFO] running `Command { std: "docker" "start" "-a" "c40992e1f6e7c5ffaff4220009c1ca2d7daeb731e0594710fa7b120d6df299b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking safe_arch v0.6.0
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking matrixmultiply v0.3.1
[INFO] [stderr]     Checking wide v0.7.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking approx v0.5.0
[INFO] [stderr]     Checking simba v0.6.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]     Checking structopt v0.3.23
[INFO] [stderr]     Checking nalgebra v0.29.0
[INFO] [stderr]     Checking gis-algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `circumcircle` and `io_string`
[INFO] [stdout]  --> src/geometry/circle_intersect.rs:2:3
[INFO] [stdout]   |
[INFO] [stdout] 2 |   circumcircle,
[INFO] [stdout]   |   ^^^^^^^^^^^^
[INFO] [stdout] 3 |   io_string,
[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 imports: `BTreeMap`, `BTreeSet`, and `VecDeque`
[INFO] [stdout]   --> src/geometry/circle_intersect.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  9 |     BTreeMap,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 10 |     BTreeSet,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 11 |     VecDeque,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `io_read_to_string` has been stable since 1.65.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(map_first_last, io_read_to_string)]
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `map_first_last` has been stable since 1.66.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(map_first_last, io_read_to_string)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `circumcircle` and `io_string`
[INFO] [stdout]  --> src/geometry/circle_intersect.rs:2:3
[INFO] [stdout]   |
[INFO] [stdout] 2 |   circumcircle,
[INFO] [stdout]   |   ^^^^^^^^^^^^
[INFO] [stdout] 3 |   io_string,
[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 imports: `BTreeMap`, `BTreeSet`, and `VecDeque`
[INFO] [stdout]   --> src/geometry/circle_intersect.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  9 |     BTreeMap,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 10 |     BTreeSet,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 11 |     VecDeque,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/graph.rs:317:14
[INFO] [stdout]     |
[INFO] [stdout] 317 |     for i in (0usize..7) {
[INFO] [stdout]     |              ^         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 317 -     for i in (0usize..7) {
[INFO] [stdout] 317 +     for i in 0usize..7  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `io_read_to_string` has been stable since 1.65.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(map_first_last, io_read_to_string)]
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `map_first_last` has been stable since 1.66.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(map_first_last, io_read_to_string)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/geometry/delaunay.rs:81:7
[INFO] [stdout]    |
[INFO] [stdout] 81 |   let mut triad = &mut triads[triad_id];
[INFO] [stdout]    |       ----^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/geometry/circle_intersect.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     writeln!(writer, "{} {} {}", self.centre.coords.x, self.centre.coords.y, self.radius);
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let _ = writeln!(writer, "{} {} {}", self.centre.coords.x, self.centre.coords.y, self.radius);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/geometry/delaunay.rs:81:7
[INFO] [stdout]    |
[INFO] [stdout] 81 |   let mut triad = &mut triads[triad_id];
[INFO] [stdout]    |       ----^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/graph.rs:314:20
[INFO] [stdout]     |
[INFO] [stdout] 314 |       .filter_map(|i| g.add_node(()))
[INFO] [stdout]     |                    ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eids`
[INFO] [stdout]    --> src/graph.rs:321:9
[INFO] [stdout]     |
[INFO] [stdout] 321 |     let eids = &[(0, 1), (0, 2), (1, 3), (1, 4), (2, 5), (2, 6)]
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_eids`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/graph.rs:343:9
[INFO] [stdout]     |
[INFO] [stdout] 343 |     for i in 0..7 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/graph.rs:361:9
[INFO] [stdout]     |
[INFO] [stdout] 361 |     for i in 0..6 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/graph.rs:378:9
[INFO] [stdout]     |
[INFO] [stdout] 378 |     for i in 0..6 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/graph.rs:393:9
[INFO] [stdout]     |
[INFO] [stdout] 393 |     for i in 0..4 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/graph.rs:418:9
[INFO] [stdout]     |
[INFO] [stdout] 418 |     for i in 0..7 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/graph.rs:442:9
[INFO] [stdout]     |
[INFO] [stdout] 442 |     for i in 0..6 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/graph.rs:464:9
[INFO] [stdout]     |
[INFO] [stdout] 464 |     for i in 0..6 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/graph.rs:486:9
[INFO] [stdout]     |
[INFO] [stdout] 486 |     for i in 0..4 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/graph.rs:537:9
[INFO] [stdout]     |
[INFO] [stdout] 537 |     for i in 0..(city_names.len()) {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/geometry/circle_intersect.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     writeln!(writer, "{} {} {}", self.centre.coords.x, self.centre.coords.y, self.radius);
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let _ = writeln!(writer, "{} {} {}", self.centre.coords.x, self.centre.coords.y, self.radius);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/graph.rs:322:8
[INFO] [stdout]     |
[INFO] [stdout] 322 |       .into_iter()
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 322 -       .into_iter()
[INFO] [stdout] 322 +       .iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 321 -     let eids = &[(0, 1), (0, 2), (1, 3), (1, 4), (2, 5), (2, 6)]
[INFO] [stdout] 322 -       .into_iter()
[INFO] [stdout] 321 +     let eids = &IntoIterator::into_iter([(0, 1), (0, 2), (1, 3), (1, 4), (2, 5), (2, 6)])
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.73s
[INFO] running `Command { std: "docker" "inspect" "c40992e1f6e7c5ffaff4220009c1ca2d7daeb731e0594710fa7b120d6df299b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c40992e1f6e7c5ffaff4220009c1ca2d7daeb731e0594710fa7b120d6df299b8", kill_on_drop: false }`
[INFO] [stdout] c40992e1f6e7c5ffaff4220009c1ca2d7daeb731e0594710fa7b120d6df299b8
