[INFO] updating cached repository HarukiUchito/Koch-Curve
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/HarukiUchito/Koch-Curve
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/HarukiUchito/Koch-Curve" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/HarukiUchito/Koch-Curve"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/HarukiUchito/Koch-Curve'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/HarukiUchito/Koch-Curve" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/HarukiUchito/Koch-Curve"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/HarukiUchito/Koch-Curve'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 61c52eb09fe1d40673bea7eae58d38dca67ce61c
[INFO] sha for GitHub repo HarukiUchito/Koch-Curve: 61c52eb09fe1d40673bea7eae58d38dca67ce61c
[INFO] validating manifest of HarukiUchito/Koch-Curve on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of HarukiUchito/Koch-Curve on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing HarukiUchito/Koch-Curve
[INFO] finished frobbing HarukiUchito/Koch-Curve
[INFO] frobbed toml for HarukiUchito/Koch-Curve written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/HarukiUchito/Koch-Curve/Cargo.toml
[INFO] started frobbing HarukiUchito/Koch-Curve
[INFO] finished frobbing HarukiUchito/Koch-Curve
[INFO] frobbed toml for HarukiUchito/Koch-Curve written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/HarukiUchito/Koch-Curve/Cargo.toml
[INFO] crate HarukiUchito/Koch-Curve has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking HarukiUchito/Koch-Curve against try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-7/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/HarukiUchito/Koch-Curve:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 339439dea85764b50da0d2736405b7344c93e78ae1eebc2cb1ead63675ea3ac9
[INFO] running `"docker" "start" "-a" "339439dea85764b50da0d2736405b7344c93e78ae1eebc2cb1ead63675ea3ac9"`
[INFO] [stderr]     Checking num-complex v0.1.41
[INFO] [stderr]     Checking image v0.17.0
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.49.0
[INFO] [stderr]     Checking spinning-square v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/main.rs:78:20
[INFO] [stderr]    |
[INFO] [stderr] 78 |                 if ((np1 - np2).norm() < 0.001) {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/main.rs:68:17
[INFO] [stderr]    |
[INFO] [stderr] 68 |             for i in 0..tNum {
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |     let mut margin: f64 = 10.0;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `maxValue` should have a snake case name
[INFO] [stderr]   --> src/main.rs:25:21
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn conv(value: f64, maxValue:f64, scale:f64) -> f64 {
[INFO] [stderr]    |                     ^^^^^^^^ help: convert the identifier to snake case: `max_value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `updateCnt` should have a snake case name
[INFO] [stderr]   --> src/main.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     updateCnt: u32,
[INFO] [stderr]    |     ^^^^^^^^^ help: convert the identifier to snake case: `update_cnt`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `tNum` should have a snake case name
[INFO] [stderr]   --> src/main.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |             let tNum = self.triangles.len();
[INFO] [stderr]    |                 ^^^^ help: convert the identifier to snake case: `t_num`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/main.rs:78:20
[INFO] [stderr]    |
[INFO] [stderr] 78 |                 if ((np1 - np2).norm() < 0.001) {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/main.rs:68:17
[INFO] [stderr]    |
[INFO] [stderr] 68 |             for i in 0..tNum {
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |     let mut margin: f64 = 10.0;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `maxValue` should have a snake case name
[INFO] [stderr]   --> src/main.rs:25:21
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn conv(value: f64, maxValue:f64, scale:f64) -> f64 {
[INFO] [stderr]    |                     ^^^^^^^^ help: convert the identifier to snake case: `max_value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `updateCnt` should have a snake case name
[INFO] [stderr]   --> src/main.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     updateCnt: u32,
[INFO] [stderr]    |     ^^^^^^^^^ help: convert the identifier to snake case: `update_cnt`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `tNum` should have a snake case name
[INFO] [stderr]   --> src/main.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |             let tNum = self.triangles.len();
[INFO] [stderr]    |                 ^^^^ help: convert the identifier to snake case: `t_num`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.72s
[INFO] running `"docker" "inspect" "339439dea85764b50da0d2736405b7344c93e78ae1eebc2cb1ead63675ea3ac9"`
[INFO] running `"docker" "rm" "-f" "339439dea85764b50da0d2736405b7344c93e78ae1eebc2cb1ead63675ea3ac9"`
[INFO] [stdout] 339439dea85764b50da0d2736405b7344c93e78ae1eebc2cb1ead63675ea3ac9