[INFO] updating cached repository paskvale/todo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/paskvale/todo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/paskvale/todo" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/paskvale/todo"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/paskvale/todo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/paskvale/todo" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/paskvale/todo"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/paskvale/todo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 178f6b41a516e28b105c82c6eadf997db88e45dd
[INFO] sha for GitHub repo paskvale/todo: 178f6b41a516e28b105c82c6eadf997db88e45dd
[INFO] validating manifest of paskvale/todo 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 paskvale/todo 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 paskvale/todo
[INFO] finished frobbing paskvale/todo
[INFO] frobbed toml for paskvale/todo written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/paskvale/todo/Cargo.toml
[INFO] started frobbing paskvale/todo
[INFO] finished frobbing paskvale/todo
[INFO] frobbed toml for paskvale/todo written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/paskvale/todo/Cargo.toml
[INFO] crate paskvale/todo 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 paskvale/todo against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-4/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/paskvale/todo:/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] 95b4b11eaa18ca8ca004f59f5c14506b76dc1385d05a67253fed2b6528cad094
[INFO] running `"docker" "start" "-a" "95b4b11eaa18ca8ca004f59f5c14506b76dc1385d05a67253fed2b6528cad094"`
[INFO] [stderr]    Compiling serde v1.0.64
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]     Checking shared_library v0.1.8
[INFO] [stderr]     Checking petgraph v0.4.12
[INFO] [stderr]     Checking rand v0.5.0
[INFO] [stderr]    Compiling wayland-scanner v0.20.8
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking backtrace-sys v0.1.23
[INFO] [stderr]     Checking x11-dl v2.17.5
[INFO] [stderr]    Compiling glutin v0.14.0
[INFO] [stderr]    Compiling glium v0.21.0
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]     Checking backtrace v0.3.8
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]    Compiling wayland-client v0.20.8
[INFO] [stderr]    Compiling wayland-protocols v0.20.8
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking rusttype v0.5.2
[INFO] [stderr]     Checking daggy v0.5.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.12.5
[INFO] [stderr]     Checking wayland-sys v0.20.8
[INFO] [stderr]     Checking wayland-client v0.12.5
[INFO] [stderr]     Checking wayland-commons v0.20.8
[INFO] [stderr]     Checking wayland-protocols v0.12.5
[INFO] [stderr]     Checking wayland-kbd v0.13.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.2.1
[INFO] [stderr]     Checking wayland-window v0.13.3
[INFO] [stderr]     Checking winit v0.12.0
[INFO] [stderr]     Checking winit v0.15.0
[INFO] [stderr]     Checking pistoncore-input v0.21.0
[INFO] [stderr]     Checking serde_json v1.0.19
[INFO] [stderr]     Checking conrod v0.60.0
[INFO] [stderr]     Checking todo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]    --> src/gui.rs:158:9
[INFO] [stderr]     |
[INFO] [stderr] 158 |     use std::collections::HashMap;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]    --> src/gui.rs:158:9
[INFO] [stderr]     |
[INFO] [stderr] 158 |     use std::collections::HashMap;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `json` is never read
[INFO] [stderr]   --> src/file_manipulation.rs:57:17
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let mut json = String::new();
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `json` is never read
[INFO] [stderr]   --> src/file_manipulation.rs:57:17
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let mut json = String::new();
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_item`
[INFO] [stderr]   --> src/file_manipulation.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn new_item(&mut self, s: String) -> Result<i32, String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `generate_string`
[INFO] [stderr]   --> src/file_manipulation.rs:88:1
[INFO] [stderr]    |
[INFO] [stderr] 88 | fn generate_string(length: u8) -> String{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `start`
[INFO] [stderr]    --> src/counter.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn start() {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_item`
[INFO] [stderr]   --> src/file_manipulation.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn new_item(&mut self, s: String) -> Result<i32, String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `generate_string`
[INFO] [stderr]   --> src/file_manipulation.rs:88:1
[INFO] [stderr]    |
[INFO] [stderr] 88 | fn generate_string(length: u8) -> String{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `start`
[INFO] [stderr]    --> src/counter.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn start() {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `"docker" "inspect" "95b4b11eaa18ca8ca004f59f5c14506b76dc1385d05a67253fed2b6528cad094"`
[INFO] running `"docker" "rm" "-f" "95b4b11eaa18ca8ca004f59f5c14506b76dc1385d05a67253fed2b6528cad094"`
[INFO] [stdout] 95b4b11eaa18ca8ca004f59f5c14506b76dc1385d05a67253fed2b6528cad094