[INFO] cloning repository https://github.com/dfg-98/hilbertplot-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dfg-98/hilbertplot-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfg-98%2Fhilbertplot-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfg-98%2Fhilbertplot-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5260ee02164665b3fd7d0674fa6d1126a90004a6
[INFO] checking dfg-98/hilbertplot-rs against try#5cafabc9f16561d7796554d5d241c3068e2bd97f for pr-135852
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfg-98%2Fhilbertplot-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dfg-98/hilbertplot-rs on toolchain 5cafabc9f16561d7796554d5d241c3068e2bd97f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dfg-98/hilbertplot-rs
[INFO] finished tweaking git repo https://github.com/dfg-98/hilbertplot-rs
[INFO] tweaked toml for git repo https://github.com/dfg-98/hilbertplot-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dfg-98/hilbertplot-rs 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" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72be26e524df08fcad42dcb7b0fa6cd186b9717e5f775241ac30e3b6ba972184
[INFO] running `Command { std: "docker" "start" "-a" "72be26e524df08fcad42dcb7b0fa6cd186b9717e5f775241ac30e3b6ba972184", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72be26e524df08fcad42dcb7b0fa6cd186b9717e5f775241ac30e3b6ba972184", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72be26e524df08fcad42dcb7b0fa6cd186b9717e5f775241ac30e3b6ba972184", kill_on_drop: false }`
[INFO] [stdout] 72be26e524df08fcad42dcb7b0fa6cd186b9717e5f775241ac30e3b6ba972184
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2f5b5d77a148e083ca0edd57502babb1e3b1f56d3375d94d74bf2ae28979c87
[INFO] running `Command { std: "docker" "start" "-a" "d2f5b5d77a148e083ca0edd57502babb1e3b1f56d3375d94d74bf2ae28979c87", kill_on_drop: false }`
[INFO] [stderr]     Checking hilbertplot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/hilbertcurve.rs:189:20
[INFO] [stdout]     |
[INFO] [stdout] 189 |                 if (n1 % 2 == 1) {
[INFO] [stdout]     |                    ^           ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 189 -                 if (n1 % 2 == 1) {
[INFO] [stdout] 189 +                 if n1 % 2 == 1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/hilbertcurve.rs:192:20
[INFO] [stdout]     |
[INFO] [stdout] 192 |                 if (m1 % 2 == 1) {
[INFO] [stdout]     |                    ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 192 -                 if (m1 % 2 == 1) {
[INFO] [stdout] 192 +                 if m1 % 2 == 1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/hilbertcurve.rs:197:20
[INFO] [stdout]     |
[INFO] [stdout] 197 |                 if (n2 % 2 == 1) {
[INFO] [stdout]     |                    ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 197 -                 if (n2 % 2 == 1) {
[INFO] [stdout] 197 +                 if n2 % 2 == 1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/hilbertcurve.rs:200:20
[INFO] [stdout]     |
[INFO] [stdout] 200 |                 if (m2 % 2 == 1) {
[INFO] [stdout]     |                    ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 200 -                 if (m2 % 2 == 1) {
[INFO] [stdout] 200 +                 if m2 % 2 == 1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/hilbertcurve.rs:189:20
[INFO] [stdout]     |
[INFO] [stdout] 189 |                 if (n1 % 2 == 1) {
[INFO] [stdout]     |                    ^           ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 189 -                 if (n1 % 2 == 1) {
[INFO] [stdout] 189 +                 if n1 % 2 == 1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/hilbertcurve.rs:192:20
[INFO] [stdout]     |
[INFO] [stdout] 192 |                 if (m1 % 2 == 1) {
[INFO] [stdout]     |                    ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 192 -                 if (m1 % 2 == 1) {
[INFO] [stdout] 192 +                 if m1 % 2 == 1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/hilbertcurve.rs:197:20
[INFO] [stdout]     |
[INFO] [stdout] 197 |                 if (n2 % 2 == 1) {
[INFO] [stdout]     |                    ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 197 -                 if (n2 % 2 == 1) {
[INFO] [stdout] 197 +                 if n2 % 2 == 1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/hilbertcurve.rs:200:20
[INFO] [stdout]     |
[INFO] [stdout] 200 |                 if (m2 % 2 == 1) {
[INFO] [stdout]     |                    ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 200 -                 if (m2 % 2 == 1) {
[INFO] [stdout] 200 +                 if m2 % 2 == 1 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Orientation` is never used
[INFO] [stdout]  --> src/hilbertcurve.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum Orientation {
[INFO] [stdout]   |          ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `QuasiSquare` is never constructed
[INFO] [stdout]   --> src/hilbertcurve.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct QuasiSquare {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `HCType` is never used
[INFO] [stdout]   --> src/hilbertcurve.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum HCType {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HilbertCurve` is never constructed
[INFO] [stdout]   --> src/hilbertcurve.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct HilbertCurve {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `build_curve` and `partition` are never used
[INFO] [stdout]    --> src/hilbertcurve.rs:71:8
[INFO] [stdout]     |
[INFO] [stdout] 70  | impl QuasiSquare {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] 71  |     fn build_curve(&mut self, coordinates: &mut Vec<HPoint>, mut index: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 |     fn partition(&mut self, partitions: &mut Vec<QuasiSquare>) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `build`, and `build_h0` are never used
[INFO] [stdout]    --> src/hilbertcurve.rs:328:8
[INFO] [stdout]     |
[INFO] [stdout] 327 | impl HilbertCurve {
[INFO] [stdout]     | ----------------- associated items in this implementation
[INFO] [stdout] 328 |     fn new(
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 351 |     fn build(&mut self) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 358 |     fn build_h0(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_with_index` is never used
[INFO] [stdout]   --> src/point.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl HPoint {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn new_with_index(x: usize, y: usize, i: usize) -> HPoint {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/hilbertcurve.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum HCType {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] 21 |     H0,
[INFO] [stdout] 22 |     H1,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 23 |     H2,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 24 |     H3,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 25 |     H4,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 26 |     H5,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 27 |     H6,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 28 |     H7,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 29 |     H8,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 30 |     H9,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 31 |     H10,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 32 |     H11,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 33 |     H12,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 34 |     H13,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 35 |     H14,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 36 |     H15,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 37 |     H16,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 38 |     H17,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 39 |     H18,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 40 |     H19,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 41 |     H20,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 42 |     H21,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 43 |     H22,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 44 |     H23,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 45 |     H24,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 46 |     H25,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 47 |     H26,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 48 |     H27,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 49 |     H28,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 50 |     H29,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 51 |     H30,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 52 |     H31,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 53 |     H32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 54 |     H33,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 55 |     H34,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 56 |     H35,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 57 |     H36,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 58 |     H37,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 59 |     H38,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 60 |     H39,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mean_diff` is never read
[INFO] [stdout]   --> src/hilbertcurve.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct HilbertCurve {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 66 |     mean_diff: f64,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "d2f5b5d77a148e083ca0edd57502babb1e3b1f56d3375d94d74bf2ae28979c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2f5b5d77a148e083ca0edd57502babb1e3b1f56d3375d94d74bf2ae28979c87", kill_on_drop: false }`
[INFO] [stdout] d2f5b5d77a148e083ca0edd57502babb1e3b1f56d3375d94d74bf2ae28979c87