[INFO] updating cached repository kekonen/money
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kekonen/money
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kekonen/money" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/kekonen/money"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/kekonen/money'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kekonen/money" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/kekonen/money"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/kekonen/money'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d3e27de495040bd78fb66fe1b55ef71fe92bc19e
[INFO] sha for GitHub repo kekonen/money: d3e27de495040bd78fb66fe1b55ef71fe92bc19e
[INFO] validating manifest of kekonen/money on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kekonen/money on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kekonen/money
[INFO] finished frobbing kekonen/money
[INFO] frobbed toml for kekonen/money written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/kekonen/money/Cargo.toml
[INFO] started frobbing kekonen/money
[INFO] finished frobbing kekonen/money
[INFO] frobbed toml for kekonen/money written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/kekonen/money/Cargo.toml
[INFO] crate kekonen/money already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking kekonen/money against master#efe2f32a6b8217425f361ec7c206910c611c03ee for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-4/master#efe2f32a6b8217425f361ec7c206910c611c03ee:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/kekonen/money:/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" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0fc4627e33d9f86a5f7d508a21c2d871f44c0ce5e14ffd281c135d8a29b2ed00
[INFO] running `"docker" "start" "-a" "0fc4627e33d9f86a5f7d508a21c2d871f44c0ce5e14ffd281c135d8a29b2ed00"`
[INFO] [stderr]     Checking money v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/main.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 |     Ok(v) => (),// println!("working with version: {:?}", v),
[INFO] [stderr]    |        ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:158:13
[INFO] [stderr]     |
[INFO] [stderr] 158 |         let mut debtors = HashMap::new();
[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: unused variable: `v`
[INFO] [stderr]   --> src/main.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 |     Ok(v) => (),// println!("working with version: {:?}", v),
[INFO] [stderr]    |        ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:158:13
[INFO] [stderr]     |
[INFO] [stderr] 158 |         let mut debtors = HashMap::new();
[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: method is never used: `read_book`
[INFO] [stderr]    --> src/main.rs:233:5
[INFO] [stderr]     |
[INFO] [stderr] 233 |     fn read_book(&mut self, book: String) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `bookPath` should have a snake case name
[INFO] [stderr]    --> src/main.rs:203:18
[INFO] [stderr]     |
[INFO] [stderr] 203 |     fn open_book(bookPath: &str) -> BookReader {
[INFO] [stderr]     |                  ^^^^^^^^ help: convert the identifier to snake case: `book_path`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `bBook` should have a snake case name
[INFO] [stderr]    --> src/main.rs:223:17
[INFO] [stderr]     |
[INFO] [stderr] 223 |         let mut bBook = BookReader::new();
[INFO] [stderr]     |                 ^^^^^ help: convert the identifier to snake case: `b_book`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `bBook` should have a snake case name
[INFO] [stderr]    --> src/main.rs:447:13
[INFO] [stderr]     |
[INFO] [stderr] 447 |     let mut bBook = match file_match {
[INFO] [stderr]     |             ^^^^^ help: convert the identifier to snake case: `b_book`
[INFO] [stderr] warning: method is never used: `read_book`
[INFO] [stderr]    --> src/main.rs:233:5
[INFO] [stderr]     |
[INFO] [stderr] 233 |     fn read_book(&mut self, book: String) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: variable `bookPath` should have a snake case name
[INFO] [stderr]    --> src/main.rs:203:18
[INFO] [stderr]     |
[INFO] [stderr] 203 |     fn open_book(bookPath: &str) -> BookReader {
[INFO] [stderr]     |                  ^^^^^^^^ help: convert the identifier to snake case: `book_path`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `bBook` should have a snake case name
[INFO] [stderr]    --> src/main.rs:223:17
[INFO] [stderr]     |
[INFO] [stderr] 223 |         let mut bBook = BookReader::new();
[INFO] [stderr]     |                 ^^^^^ help: convert the identifier to snake case: `b_book`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `bBook` should have a snake case name
[INFO] [stderr]    --> src/main.rs:447:13
[INFO] [stderr]     |
[INFO] [stderr] 447 |     let mut bBook = match file_match {
[INFO] [stderr]     |             ^^^^^ help: convert the identifier to snake case: `b_book`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "0fc4627e33d9f86a5f7d508a21c2d871f44c0ce5e14ffd281c135d8a29b2ed00"`
[INFO] running `"docker" "rm" "-f" "0fc4627e33d9f86a5f7d508a21c2d871f44c0ce5e14ffd281c135d8a29b2ed00"`
[INFO] [stdout] 0fc4627e33d9f86a5f7d508a21c2d871f44c0ce5e14ffd281c135d8a29b2ed00