Dec 19 15:01:13.637 INFO checking jonakieling/realms against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 15:01:13.637 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/jonakieling/realms:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 15:01:14.130 INFO [stdout] c193133a0d30fcc28405378eae38990c1e1119bd324d8fd41b7c4c092420beed
Dec 19 15:01:14.142 INFO running `"docker" "start" "-a" "c193133a0d30fcc28405378eae38990c1e1119bd324d8fd41b7c4c092420beed"`
Dec 19 15:01:15.940 INFO [stderr]     Checking cassowary v0.3.0
Dec 19 15:01:15.964 INFO [stderr]     Checking uuid v0.6.5
Dec 19 15:01:17.045 INFO [stderr]     Checking tui v0.2.3
Dec 19 15:01:18.833 INFO [stderr]     Checking realms v0.1.0 (/opt/crater/workdir)
Dec 19 15:01:21.848 INFO [stderr] warning: unused variable: `variant`
Dec 19 15:01:21.848 INFO [stderr]   --> src/tokens.rs:87:33
Dec 19 15:01:21.848 INFO [stderr]    |
Dec 19 15:01:21.848 INFO [stderr] 87 |             Some(RealmStrategy {variant, realm, template}) => {
Dec 19 15:01:21.848 INFO [stderr]    |                                 ^^^^^^^ help: try ignoring the field: `variant: _`
Dec 19 15:01:21.848 INFO [stderr]    |
Dec 19 15:01:21.848 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 15:01:21.848 INFO [stderr] 
Dec 19 15:01:21.848 INFO [stderr] warning: unused variable: `template`
Dec 19 15:01:21.848 INFO [stderr]   --> src/tokens.rs:87:49
Dec 19 15:01:21.848 INFO [stderr]    |
Dec 19 15:01:21.848 INFO [stderr] 87 |             Some(RealmStrategy {variant, realm, template}) => {
Dec 19 15:01:21.848 INFO [stderr]    |                                                 ^^^^^^^^ help: try ignoring the field: `template: _`
Dec 19 15:01:21.848 INFO [stderr] 
Dec 19 15:01:21.848 INFO [stderr] warning: unused variable: `variant`
Dec 19 15:01:21.848 INFO [stderr]   --> src/tokens.rs:96:33
Dec 19 15:01:21.848 INFO [stderr]    |
Dec 19 15:01:21.848 INFO [stderr] 96 |             Some(RealmStrategy {variant, realm, template}) => {
Dec 19 15:01:21.848 INFO [stderr]    |                                 ^^^^^^^ help: try ignoring the field: `variant: _`
Dec 19 15:01:21.848 INFO [stderr] 
Dec 19 15:01:21.848 INFO [stderr] warning: unused variable: `template`
Dec 19 15:01:21.848 INFO [stderr]   --> src/tokens.rs:96:49
Dec 19 15:01:21.848 INFO [stderr]    |
Dec 19 15:01:21.848 INFO [stderr] 96 |             Some(RealmStrategy {variant, realm, template}) => {
Dec 19 15:01:21.848 INFO [stderr]    |                                                 ^^^^^^^^ help: try ignoring the field: `template: _`
Dec 19 15:01:21.848 INFO [stderr] 
Dec 19 15:01:21.848 INFO [stderr] warning: unused variable: `variant`
Dec 19 15:01:21.848 INFO [stderr]    --> src/tokens.rs:117:33
Dec 19 15:01:21.849 INFO [stderr]     |
Dec 19 15:01:21.849 INFO [stderr] 117 |             Some(RealmStrategy {variant, realm, template}) => {
Dec 19 15:01:21.849 INFO [stderr]     |                                 ^^^^^^^ help: try ignoring the field: `variant: _`
Dec 19 15:01:21.849 INFO [stderr] 
Dec 19 15:01:21.849 INFO [stderr] warning: unused variable: `template`
Dec 19 15:01:21.849 INFO [stderr]    --> src/tokens.rs:117:49
Dec 19 15:01:21.849 INFO [stderr]     |
Dec 19 15:01:21.849 INFO [stderr] 117 |             Some(RealmStrategy {variant, realm, template}) => {
Dec 19 15:01:21.849 INFO [stderr]     |                                                 ^^^^^^^^ help: try ignoring the field: `template: _`
Dec 19 15:01:21.849 INFO [stderr] 
Dec 19 15:01:21.849 INFO [stderr] warning: unused variable: `variant`
Dec 19 15:01:21.849 INFO [stderr]    --> src/tokens.rs:134:33
Dec 19 15:01:21.849 INFO [stderr]     |
Dec 19 15:01:21.849 INFO [stderr] 134 |             Some(RealmStrategy {variant, realm, template}) => {
Dec 19 15:01:21.849 INFO [stderr]     |                                 ^^^^^^^ help: try ignoring the field: `variant: _`
Dec 19 15:01:21.849 INFO [stderr] 
Dec 19 15:01:21.849 INFO [stderr] warning: unused variable: `template`
Dec 19 15:01:21.849 INFO [stderr]    --> src/tokens.rs:134:49
Dec 19 15:01:21.849 INFO [stderr]     |
Dec 19 15:01:21.849 INFO [stderr] 134 |             Some(RealmStrategy {variant, realm, template}) => {
Dec 19 15:01:21.849 INFO [stderr]     |                                                 ^^^^^^^^ help: try ignoring the field: `template: _`
Dec 19 15:01:21.849 INFO [stderr] 
Dec 19 15:01:22.100 INFO [stderr] warning: unused variable: `variant`
Dec 19 15:01:22.101 INFO [stderr]   --> src/tokens.rs:87:33
Dec 19 15:01:22.101 INFO [stderr]    |
Dec 19 15:01:22.101 INFO [stderr] 87 |             Some(RealmStrategy {variant, realm, template}) => {
Dec 19 15:01:22.101 INFO [stderr]    |                                 ^^^^^^^ help: try ignoring the field: `variant: _`
Dec 19 15:01:22.101 INFO [stderr]    |
Dec 19 15:01:22.101 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 15:01:22.101 INFO [stderr] 
Dec 19 15:01:22.101 INFO [stderr] warning: unused variable: `template`
Dec 19 15:01:22.101 INFO [stderr]   --> src/tokens.rs:87:49
Dec 19 15:01:22.101 INFO [stderr]    |
Dec 19 15:01:22.101 INFO [stderr] 87 |             Some(RealmStrategy {variant, realm, template}) => {
Dec 19 15:01:22.101 INFO [stderr]    |                                                 ^^^^^^^^ help: try ignoring the field: `template: _`
Dec 19 15:01:22.101 INFO [stderr] 
Dec 19 15:01:22.101 INFO [stderr] warning: unused variable: `variant`
Dec 19 15:01:22.101 INFO [stderr]   --> src/tokens.rs:96:33
Dec 19 15:01:22.101 INFO [stderr]    |
Dec 19 15:01:22.101 INFO [stderr] 96 |             Some(RealmStrategy {variant, realm, template}) => {
Dec 19 15:01:22.101 INFO [stderr]    |                                 ^^^^^^^ help: try ignoring the field: `variant: _`
Dec 19 15:01:22.101 INFO [stderr] 
Dec 19 15:01:22.101 INFO [stderr] warning: unused variable: `template`
Dec 19 15:01:22.101 INFO [stderr]   --> src/tokens.rs:96:49
Dec 19 15:01:22.101 INFO [stderr]    |
Dec 19 15:01:22.101 INFO [stderr] 96 |             Some(RealmStrategy {variant, realm, template}) => {
Dec 19 15:01:22.101 INFO [stderr]    |                                                 ^^^^^^^^ help: try ignoring the field: `template: _`
Dec 19 15:01:22.101 INFO [stderr] 
Dec 19 15:01:22.101 INFO [stderr] warning: unused variable: `variant`
Dec 19 15:01:22.101 INFO [stderr]    --> src/tokens.rs:117:33
Dec 19 15:01:22.101 INFO [stderr]     |
Dec 19 15:01:22.101 INFO [stderr] 117 |             Some(RealmStrategy {variant, realm, template}) => {
Dec 19 15:01:22.101 INFO [stderr]     |                                 ^^^^^^^ help: try ignoring the field: `variant: _`
Dec 19 15:01:22.101 INFO [stderr] 
Dec 19 15:01:22.101 INFO [stderr] warning: unused variable: `template`
Dec 19 15:01:22.101 INFO [stderr]    --> src/tokens.rs:117:49
Dec 19 15:01:22.101 INFO [stderr]     |
Dec 19 15:01:22.101 INFO [stderr] 117 |             Some(RealmStrategy {variant, realm, template}) => {
Dec 19 15:01:22.101 INFO [stderr]     |                                                 ^^^^^^^^ help: try ignoring the field: `template: _`
Dec 19 15:01:22.101 INFO [stderr] 
Dec 19 15:01:22.101 INFO [stderr] warning: unused variable: `variant`
Dec 19 15:01:22.101 INFO [stderr]    --> src/tokens.rs:134:33
Dec 19 15:01:22.101 INFO [stderr]     |
Dec 19 15:01:22.101 INFO [stderr] 134 |             Some(RealmStrategy {variant, realm, template}) => {
Dec 19 15:01:22.101 INFO [stderr]     |                                 ^^^^^^^ help: try ignoring the field: `variant: _`
Dec 19 15:01:22.101 INFO [stderr] 
Dec 19 15:01:22.101 INFO [stderr] warning: unused variable: `template`
Dec 19 15:01:22.101 INFO [stderr]    --> src/tokens.rs:134:49
Dec 19 15:01:22.101 INFO [stderr]     |
Dec 19 15:01:22.101 INFO [stderr] 134 |             Some(RealmStrategy {variant, realm, template}) => {
Dec 19 15:01:22.101 INFO [stderr]     |                                                 ^^^^^^^^ help: try ignoring the field: `template: _`
Dec 19 15:01:22.101 INFO [stderr] 
Dec 19 15:01:22.397 INFO [stderr] warning: method is never used: `extract_current`
Dec 19 15:01:22.397 INFO [stderr]   --> src/utility.rs:72:5
Dec 19 15:01:22.397 INFO [stderr]    |
Dec 19 15:01:22.397 INFO [stderr] 72 |     pub fn extract_current(&mut self) -> Option<T> {
Dec 19 15:01:22.397 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:22.397 INFO [stderr]    |
Dec 19 15:01:22.397 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 15:01:22.397 INFO [stderr] 
Dec 19 15:01:22.397 INFO [stderr] warning: method is never used: `iter_mut`
Dec 19 15:01:22.397 INFO [stderr]    --> src/utility.rs:108:5
Dec 19 15:01:22.397 INFO [stderr]     |
Dec 19 15:01:22.397 INFO [stderr] 108 |     pub fn iter_mut(&mut self) -> slice::IterMut<T> {
Dec 19 15:01:22.397 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:22.397 INFO [stderr] 
Dec 19 15:01:22.397 INFO [stderr] warning: method is never used: `clear`
Dec 19 15:01:22.397 INFO [stderr]    --> src/utility.rs:120:5
Dec 19 15:01:22.397 INFO [stderr]     |
Dec 19 15:01:22.397 INFO [stderr] 120 |     pub fn clear(&mut self) {
Dec 19 15:01:22.397 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:22.397 INFO [stderr] 
Dec 19 15:01:22.397 INFO [stderr] warning: method is never used: `last`
Dec 19 15:01:22.397 INFO [stderr]    --> src/utility.rs:171:5
Dec 19 15:01:22.397 INFO [stderr]     |
Dec 19 15:01:22.397 INFO [stderr] 171 |     pub fn last(&mut self) -> Option<&T> {
Dec 19 15:01:22.397 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:22.397 INFO [stderr] 
Dec 19 15:01:22.397 INFO [stderr] warning: method is never used: `clear`
Dec 19 15:01:22.397 INFO [stderr]    --> src/utility.rs:211:5
Dec 19 15:01:22.397 INFO [stderr]     |
Dec 19 15:01:22.397 INFO [stderr] 211 |     pub fn clear(&mut self) {
Dec 19 15:01:22.397 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:22.397 INFO [stderr] 
Dec 19 15:01:22.612 INFO [stderr] warning: method is never used: `extract_current`
Dec 19 15:01:22.612 INFO [stderr]   --> src/utility.rs:72:5
Dec 19 15:01:22.613 INFO [stderr]    |
Dec 19 15:01:22.613 INFO [stderr] 72 |     pub fn extract_current(&mut self) -> Option<T> {
Dec 19 15:01:22.613 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:22.613 INFO [stderr]    |
Dec 19 15:01:22.613 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 15:01:22.613 INFO [stderr] 
Dec 19 15:01:22.613 INFO [stderr] warning: method is never used: `iter_mut`
Dec 19 15:01:22.613 INFO [stderr]    --> src/utility.rs:108:5
Dec 19 15:01:22.613 INFO [stderr]     |
Dec 19 15:01:22.613 INFO [stderr] 108 |     pub fn iter_mut(&mut self) -> slice::IterMut<T> {
Dec 19 15:01:22.613 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:22.613 INFO [stderr] 
Dec 19 15:01:22.613 INFO [stderr] warning: method is never used: `clear`
Dec 19 15:01:22.613 INFO [stderr]    --> src/utility.rs:120:5
Dec 19 15:01:22.613 INFO [stderr]     |
Dec 19 15:01:22.613 INFO [stderr] 120 |     pub fn clear(&mut self) {
Dec 19 15:01:22.613 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:22.613 INFO [stderr] 
Dec 19 15:01:22.613 INFO [stderr] warning: method is never used: `last`
Dec 19 15:01:22.613 INFO [stderr]    --> src/utility.rs:171:5
Dec 19 15:01:22.613 INFO [stderr]     |
Dec 19 15:01:22.613 INFO [stderr] 171 |     pub fn last(&mut self) -> Option<&T> {
Dec 19 15:01:22.613 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:22.613 INFO [stderr] 
Dec 19 15:01:22.613 INFO [stderr] warning: method is never used: `clear`
Dec 19 15:01:22.613 INFO [stderr]    --> src/utility.rs:211:5
Dec 19 15:01:22.613 INFO [stderr]     |
Dec 19 15:01:22.613 INFO [stderr] 211 |     pub fn clear(&mut self) {
Dec 19 15:01:22.613 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:01:22.613 INFO [stderr] 
Dec 19 15:01:22.688 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.92s
Dec 19 15:01:23.235 INFO running `"docker" "inspect" "c193133a0d30fcc28405378eae38990c1e1119bd324d8fd41b7c4c092420beed"`
Dec 19 15:01:23.400 INFO running `"docker" "rm" "-f" "c193133a0d30fcc28405378eae38990c1e1119bd324d8fd41b7c4c092420beed"`
Dec 19 15:01:23.586 INFO [stdout] c193133a0d30fcc28405378eae38990c1e1119bd324d8fd41b7c4c092420beed