[INFO] updating cached repository mkatychev/aloxite
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mkatychev/aloxite
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mkatychev/aloxite" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/mkatychev/aloxite"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/mkatychev/aloxite'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mkatychev/aloxite" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/mkatychev/aloxite"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/mkatychev/aloxite'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3b572a92e39db8cf2e5ead3062b05df3e352e27e
[INFO] sha for GitHub repo mkatychev/aloxite: 3b572a92e39db8cf2e5ead3062b05df3e352e27e
[INFO] validating manifest of mkatychev/aloxite on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mkatychev/aloxite on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mkatychev/aloxite
[INFO] finished frobbing mkatychev/aloxite
[INFO] frobbed toml for mkatychev/aloxite written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/mkatychev/aloxite/Cargo.toml
[INFO] started frobbing mkatychev/aloxite
[INFO] finished frobbing mkatychev/aloxite
[INFO] frobbed toml for mkatychev/aloxite written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/mkatychev/aloxite/Cargo.toml
[INFO] crate mkatychev/aloxite already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking mkatychev/aloxite against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-5/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/mkatychev/aloxite:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8f2b349778de730c454e28fa3b9303fe92f25e41e46ba13c9f8fbe93bb13f5ec
[INFO] running `"docker" "start" "-a" "8f2b349778de730c454e28fa3b9303fe92f25e41e46ba13c9f8fbe93bb13f5ec"`
[INFO] [stderr]     Checking aloxite v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Store`
[INFO] [stderr]  --> src/args.rs:1:32
[INFO] [stderr]   |
[INFO] [stderr] 1 | use argparse::{ArgumentParser, Store, StoreTrue}; // TODO replace with clap-rs
[INFO] [stderr]   |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Store`
[INFO] [stderr]  --> src/args.rs:1:32
[INFO] [stderr]   |
[INFO] [stderr] 1 | use argparse::{ArgumentParser, Store, StoreTrue}; // TODO replace with clap-rs
[INFO] [stderr]   |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/lib.rs:42:31
[INFO] [stderr]    |
[INFO] [stderr] 42 |                     .map_err(|e| "Problem opening file")?;
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/lib.rs:45:19
[INFO] [stderr]    |
[INFO] [stderr] 45 |         .map_err(|e| "Problem reading file")?;
[INFO] [stderr]    |                   ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/search.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |         let mut iter = match trigger.len() {
[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: function is never used: `parse_args`
[INFO] [stderr]  --> src/args.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn parse_args() {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `reset`
[INFO] [stderr]   --> src/search.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn reset(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next`
[INFO] [stderr]   --> src/search.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn next(&mut self) -> Option<char> { self.iter.next() }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/lib.rs:42:31
[INFO] [stderr]    |
[INFO] [stderr] 42 |                     .map_err(|e| "Problem opening file")?;
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/lib.rs:45:19
[INFO] [stderr]    |
[INFO] [stderr] 45 |         .map_err(|e| "Problem reading file")?;
[INFO] [stderr]    |                   ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/search.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |         let mut iter = match trigger.len() {
[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: function is never used: `parse_args`
[INFO] [stderr]  --> src/args.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn parse_args() {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `reset`
[INFO] [stderr]   --> src/search.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn reset(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `next`
[INFO] [stderr]   --> src/search.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn next(&mut self) -> Option<char> { self.iter.next() }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `"docker" "inspect" "8f2b349778de730c454e28fa3b9303fe92f25e41e46ba13c9f8fbe93bb13f5ec"`
[INFO] running `"docker" "rm" "-f" "8f2b349778de730c454e28fa3b9303fe92f25e41e46ba13c9f8fbe93bb13f5ec"`
[INFO] [stdout] 8f2b349778de730c454e28fa3b9303fe92f25e41e46ba13c9f8fbe93bb13f5ec