[INFO] updating cached repository echelon/laser-newyear-2018 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/echelon/laser-newyear-2018 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/echelon/laser-newyear-2018" "work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/gh/echelon/laser-newyear-2018"` [INFO] [stderr] Cloning into 'work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/gh/echelon/laser-newyear-2018'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/echelon/laser-newyear-2018" "work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/gh/echelon/laser-newyear-2018"` [INFO] [stderr] Cloning into 'work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/gh/echelon/laser-newyear-2018'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] db4cd021e354c0d83ab30a84aa09dfa127f0ef28 [INFO] sha for GitHub repo echelon/laser-newyear-2018: db4cd021e354c0d83ab30a84aa09dfa127f0ef28 [INFO] validating manifest of echelon/laser-newyear-2018 on toolchain master#df25d79a33b0c82b716699a75a41bfdc6089850a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of echelon/laser-newyear-2018 on toolchain try#424a4ae163d6517f301cd4048a4b5dd785be5b2f [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+424a4ae163d6517f301cd4048a4b5dd785be5b2f-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing echelon/laser-newyear-2018 [INFO] finished frobbing echelon/laser-newyear-2018 [INFO] frobbed toml for echelon/laser-newyear-2018 written to work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/gh/echelon/laser-newyear-2018/Cargo.toml [INFO] started frobbing echelon/laser-newyear-2018 [INFO] finished frobbing echelon/laser-newyear-2018 [INFO] frobbed toml for echelon/laser-newyear-2018 written to work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/gh/echelon/laser-newyear-2018/Cargo.toml [INFO] crate echelon/laser-newyear-2018 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on the registry index [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+424a4ae163d6517f301cd4048a4b5dd785be5b2f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking echelon/laser-newyear-2018 against try#424a4ae163d6517f301cd4048a4b5dd785be5b2f for pr-59928 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-59928/worker-4/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/gh/echelon/laser-newyear-2018:/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" "+424a4ae163d6517f301cd4048a4b5dd785be5b2f-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] f1d49af4597b6cdbccba2cc23fa1f3c7bc10574e7018b02e46e0c380a5cfb2bf [INFO] running `"docker" "start" "-a" "f1d49af4597b6cdbccba2cc23fa1f3c7bc10574e7018b02e46e0c380a5cfb2bf"` [INFO] [stderr] Checking point v0.3.0 [INFO] [stderr] Checking beam v0.1.0 [INFO] [stderr] Checking ilda v0.0.2 [INFO] [stderr] Checking etherdream v0.0.7 [INFO] [stderr] Checking lase v0.0.1 [INFO] [stderr] Checking newyear-2018 v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:59:11 [INFO] [stderr] | [INFO] [stderr] 59 | let mut i = 0; [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: unused variable: `rot2` [INFO] [stderr] --> src/main.rs:182:11 [INFO] [stderr] | [INFO] [stderr] 182 | let rot2 = get_rotation(4); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_rot2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `filename` [INFO] [stderr] --> src/main.rs:85:11 [INFO] [stderr] | [INFO] [stderr] 85 | let mut filename = String::new(); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_filename` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `letter` [INFO] [stderr] --> src/main.rs:116:11 [INFO] [stderr] | [INFO] [stderr] 116 | let mut letter = letters::letter_n(); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_letter` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `current_index` [INFO] [stderr] --> src/main.rs:123:11 [INFO] [stderr] | [INFO] [stderr] 123 | let mut current_index = 0; [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_current_index` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:59:7 [INFO] [stderr] | [INFO] [stderr] 59 | let mut i = 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 does not need to be mutable [INFO] [stderr] --> src/main.rs:85:7 [INFO] [stderr] | [INFO] [stderr] 85 | let mut filename = String::new(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:116:7 [INFO] [stderr] | [INFO] [stderr] 116 | let mut letter = letters::letter_n(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:123:7 [INFO] [stderr] | [INFO] [stderr] 123 | let mut current_index = 0; [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:59:11 [INFO] [stderr] | [INFO] [stderr] 59 | let mut i = 0; [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: unused variable: `rot2` [INFO] [stderr] --> src/main.rs:182:11 [INFO] [stderr] | [INFO] [stderr] 182 | let rot2 = get_rotation(4); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_rot2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `filename` [INFO] [stderr] --> src/main.rs:85:11 [INFO] [stderr] | [INFO] [stderr] 85 | let mut filename = String::new(); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_filename` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `letter` [INFO] [stderr] --> src/main.rs:116:11 [INFO] [stderr] | [INFO] [stderr] 116 | let mut letter = letters::letter_n(); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_letter` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `current_index` [INFO] [stderr] --> src/main.rs:123:11 [INFO] [stderr] | [INFO] [stderr] 123 | let mut current_index = 0; [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_current_index` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:59:7 [INFO] [stderr] | [INFO] [stderr] 59 | let mut i = 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 does not need to be mutable [INFO] [stderr] --> src/main.rs:85:7 [INFO] [stderr] | [INFO] [stderr] 85 | let mut filename = String::new(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:116:7 [INFO] [stderr] | [INFO] [stderr] 116 | let mut letter = letters::letter_n(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:123:7 [INFO] [stderr] | [INFO] [stderr] 123 | let mut current_index = 0; [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `letter_a` [INFO] [stderr] --> src/letters.rs:656:1 [INFO] [stderr] | [INFO] [stderr] 656 | pub fn letter_a() -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `letter_t` [INFO] [stderr] --> src/letters.rs:1169:1 [INFO] [stderr] | [INFO] [stderr] 1169 | pub fn letter_t() -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `letter_l` [INFO] [stderr] --> src/letters.rs:1702:1 [INFO] [stderr] | [INFO] [stderr] 1702 | pub fn letter_l() -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `letter_b` [INFO] [stderr] --> src/letters.rs:2729:1 [INFO] [stderr] | [INFO] [stderr] 2729 | pub fn letter_b() -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `letter_e` [INFO] [stderr] --> src/letters.rs:3238:1 [INFO] [stderr] | [INFO] [stderr] 3238 | pub fn letter_e() -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `letter_i` [INFO] [stderr] --> src/letters.rs:3747:1 [INFO] [stderr] | [INFO] [stderr] 3747 | pub fn letter_i() -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `letter_r` [INFO] [stderr] --> src/letters.rs:4255:1 [INFO] [stderr] | [INFO] [stderr] 4255 | pub fn letter_r() -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `letter_p` [INFO] [stderr] --> src/letters.rs:4763:1 [INFO] [stderr] | [INFO] [stderr] 4763 | pub fn letter_p() -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `letter_d` [INFO] [stderr] --> src/letters.rs:5271:1 [INFO] [stderr] | [INFO] [stderr] 5271 | pub fn letter_d() -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `new_main` [INFO] [stderr] --> src/main.rs:56:1 [INFO] [stderr] | [INFO] [stderr] 56 | fn new_main() { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `y_rotate` [INFO] [stderr] --> src/main.rs:203:1 [INFO] [stderr] | [INFO] [stderr] 203 | fn y_rotate(point: &mut PipelinePoint, theta: f32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_simple_rotation` [INFO] [stderr] --> src/main.rs:239:1 [INFO] [stderr] | [INFO] [stderr] 239 | fn get_simple_rotation() -> f32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `invert_x` [INFO] [stderr] --> src/main.rs:247:1 [INFO] [stderr] | [INFO] [stderr] 247 | fn invert_x(x_coordinate: i16) -> i16 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `letter_a` [INFO] [stderr] --> src/letters.rs:656:1 [INFO] [stderr] | [INFO] [stderr] 656 | pub fn letter_a() -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `letter_t` [INFO] [stderr] --> src/letters.rs:1169:1 [INFO] [stderr] | [INFO] [stderr] 1169 | pub fn letter_t() -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `letter_l` [INFO] [stderr] --> src/letters.rs:1702:1 [INFO] [stderr] | [INFO] [stderr] 1702 | pub fn letter_l() -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `letter_b` [INFO] [stderr] --> src/letters.rs:2729:1 [INFO] [stderr] | [INFO] [stderr] 2729 | pub fn letter_b() -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `letter_e` [INFO] [stderr] --> src/letters.rs:3238:1 [INFO] [stderr] | [INFO] [stderr] 3238 | pub fn letter_e() -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `letter_i` [INFO] [stderr] --> src/letters.rs:3747:1 [INFO] [stderr] | [INFO] [stderr] 3747 | pub fn letter_i() -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `letter_r` [INFO] [stderr] --> src/letters.rs:4255:1 [INFO] [stderr] | [INFO] [stderr] 4255 | pub fn letter_r() -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `letter_p` [INFO] [stderr] --> src/letters.rs:4763:1 [INFO] [stderr] | [INFO] [stderr] 4763 | pub fn letter_p() -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `letter_d` [INFO] [stderr] --> src/letters.rs:5271:1 [INFO] [stderr] | [INFO] [stderr] 5271 | pub fn letter_d() -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `new_main` [INFO] [stderr] --> src/main.rs:56:1 [INFO] [stderr] | [INFO] [stderr] 56 | fn new_main() { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `y_rotate` [INFO] [stderr] --> src/main.rs:203:1 [INFO] [stderr] | [INFO] [stderr] 203 | fn y_rotate(point: &mut PipelinePoint, theta: f32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_simple_rotation` [INFO] [stderr] --> src/main.rs:239:1 [INFO] [stderr] | [INFO] [stderr] 239 | fn get_simple_rotation() -> f32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `invert_x` [INFO] [stderr] --> src/main.rs:247:1 [INFO] [stderr] | [INFO] [stderr] 247 | fn invert_x(x_coordinate: i16) -> i16 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.41s [INFO] running `"docker" "inspect" "f1d49af4597b6cdbccba2cc23fa1f3c7bc10574e7018b02e46e0c380a5cfb2bf"` [INFO] running `"docker" "rm" "-f" "f1d49af4597b6cdbccba2cc23fa1f3c7bc10574e7018b02e46e0c380a5cfb2bf"` [INFO] [stdout] f1d49af4597b6cdbccba2cc23fa1f3c7bc10574e7018b02e46e0c380a5cfb2bf