[INFO] crate riquid 0.0.1 is already in cache
[INFO] extracting crate riquid 0.0.1 into work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/riquid/0.0.1
[INFO] extracting crate riquid 0.0.1 into work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/riquid/0.0.1
[INFO] validating manifest of riquid-0.0.1 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 riquid-0.0.1 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 riquid-0.0.1
[INFO] finished frobbing riquid-0.0.1
[INFO] frobbed toml for riquid-0.0.1 written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/riquid/0.0.1/Cargo.toml
[INFO] started frobbing riquid-0.0.1
[INFO] finished frobbing riquid-0.0.1
[INFO] frobbed toml for riquid-0.0.1 written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/riquid/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 riquid-0.0.1 against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-2/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/riquid/0.0.1:/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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4c7a4131b9219a17dd15af67e8e732416868fc973f5d34b6e4ae5d207bfe77bf
[INFO] running `"docker" "start" "-a" "4c7a4131b9219a17dd15af67e8e732416868fc973f5d34b6e4ae5d207bfe77bf"`
[INFO] [stderr]     Checking riquid v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> src/scanner.rs:70:31
[INFO] [stderr]    |
[INFO] [stderr] 70 |         string.len() - string.trim_left().len()
[INFO] [stderr]    |                               ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Scanner`
[INFO] [stderr]  --> src/scanner.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Scanner<'t> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/scanner.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn new<'a>(source: &'a str) -> Scanner<'a> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `position`
[INFO] [stderr]   --> src/scanner.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn position(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_eos`
[INFO] [stderr]   --> src/scanner.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn is_eos(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `skip`
[INFO] [stderr]   --> src/scanner.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn skip(&self, n: usize) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `rest`
[INFO] [stderr]   --> src/scanner.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn rest(&self) -> Option<&str> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_char`
[INFO] [stderr]   --> src/scanner.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn get_char(&self) -> Option<&str> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `scan`
[INFO] [stderr]   --> src/scanner.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn scan(&self, pattern: &::regex::Regex) -> Option<&str> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_match`
[INFO] [stderr]   --> src/scanner.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn get_match<'a>(&'a self, source: &'a str, captures: &::regex::Captures) -> Option<&str> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `leading_chars`
[INFO] [stderr]   --> src/scanner.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     fn leading_chars(&self, string: &str) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `raw`
[INFO] [stderr]   --> src/scanner.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn raw(&self) -> &str {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> src/scanner.rs:70:31
[INFO] [stderr]    |
[INFO] [stderr] 70 |         string.len() - string.trim_left().len()
[INFO] [stderr]    |                               ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "4c7a4131b9219a17dd15af67e8e732416868fc973f5d34b6e4ae5d207bfe77bf"`
[INFO] running `"docker" "rm" "-f" "4c7a4131b9219a17dd15af67e8e732416868fc973f5d34b6e4ae5d207bfe77bf"`
[INFO] [stdout] 4c7a4131b9219a17dd15af67e8e732416868fc973f5d34b6e4ae5d207bfe77bf