Dec 04 15:57:18.037 INFO checking kekonen/money against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 15:57:18.037 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 15:57:18.488 INFO [stdout] f09c1a0388e68d93d186f4e07559c41446ee6a5a214943f11b26816c228c87f4
Dec 04 15:57:18.493 INFO running `"docker" "start" "-a" "f09c1a0388e68d93d186f4e07559c41446ee6a5a214943f11b26816c228c87f4"`
Dec 04 15:57:20.015 INFO [stderr] usermod: no changes
Dec 04 15:57:20.183 INFO [stderr]     Checking money v0.1.0 (/source)
Dec 04 15:57:21.607 INFO [stderr] warning: unused import: `std::time::Duration`
Dec 04 15:57:21.607 INFO [stderr]   --> src/main.rs:15:5
Dec 04 15:57:21.607 INFO [stderr]    |
Dec 04 15:57:21.607 INFO [stderr] 15 | use std::time::Duration;
Dec 04 15:57:21.607 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 04 15:57:21.607 INFO [stderr]    |
Dec 04 15:57:21.607 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 04 15:57:21.607 INFO [stderr] 
Dec 04 15:57:21.739 INFO [stderr] warning: unused import: `std::time::Duration`
Dec 04 15:57:21.739 INFO [stderr]   --> src/main.rs:15:5
Dec 04 15:57:21.739 INFO [stderr]    |
Dec 04 15:57:21.739 INFO [stderr] 15 | use std::time::Duration;
Dec 04 15:57:21.739 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 04 15:57:21.752 INFO [stderr]    |
Dec 04 15:57:21.752 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 04 15:57:21.752 INFO [stderr] 
Dec 04 15:57:21.875 INFO [stderr] warning: unused variable: `v`
Dec 04 15:57:21.875 INFO [stderr]   --> src/main.rs:33:8
Dec 04 15:57:21.875 INFO [stderr]    |
Dec 04 15:57:21.875 INFO [stderr] 33 |     Ok(v) => (),// println!("working with version: {:?}", v),
Dec 04 15:57:21.875 INFO [stderr]    |        ^ help: consider using `_v` instead
Dec 04 15:57:21.875 INFO [stderr]    |
Dec 04 15:57:21.875 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 15:57:21.891 INFO [stderr] 
Dec 04 15:57:21.897 INFO [stderr] warning: variable does not need to be mutable
Dec 04 15:57:21.897 INFO [stderr]    --> src/main.rs:158:13
Dec 04 15:57:21.897 INFO [stderr]     |
Dec 04 15:57:21.897 INFO [stderr] 158 |         let mut debtors = HashMap::new();
Dec 04 15:57:21.897 INFO [stderr]     |             ----^^^^^^^
Dec 04 15:57:21.898 INFO [stderr]     |             |
Dec 04 15:57:21.898 INFO [stderr]     |             help: remove this `mut`
Dec 04 15:57:21.907 INFO [stderr]     |
Dec 04 15:57:21.907 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 15:57:21.907 INFO [stderr] 
Dec 04 15:57:21.971 INFO [stderr] warning: method is never used: `read_book`
Dec 04 15:57:21.971 INFO [stderr]    --> src/main.rs:233:5
Dec 04 15:57:21.971 INFO [stderr]     |
Dec 04 15:57:21.971 INFO [stderr] 233 |     fn read_book(&mut self, book: String) {
Dec 04 15:57:21.971 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 15:57:21.971 INFO [stderr]     |
Dec 04 15:57:21.971 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 15:57:21.971 INFO [stderr] 
Dec 04 15:57:21.972 INFO [stderr] warning: variable `bookPath` should have a snake case name such as `book_path`
Dec 04 15:57:21.972 INFO [stderr]    --> src/main.rs:203:18
Dec 04 15:57:21.972 INFO [stderr]     |
Dec 04 15:57:21.972 INFO [stderr] 203 |     fn open_book(bookPath: &str) -> BookReader {
Dec 04 15:57:21.972 INFO [stderr]     |                  ^^^^^^^^
Dec 04 15:57:21.972 INFO [stderr]     |
Dec 04 15:57:21.972 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 04 15:57:21.972 INFO [stderr] 
Dec 04 15:57:21.972 INFO [stderr] warning: variable `bBook` should have a snake case name such as `b_book`
Dec 04 15:57:21.972 INFO [stderr]    --> src/main.rs:223:13
Dec 04 15:57:21.972 INFO [stderr]     |
Dec 04 15:57:21.972 INFO [stderr] 223 |         let mut bBook = BookReader::new();
Dec 04 15:57:21.972 INFO [stderr]     |             ^^^^^^^^^
Dec 04 15:57:21.972 INFO [stderr] 
Dec 04 15:57:21.979 INFO [stderr] warning: variable `bBook` should have a snake case name such as `b_book`
Dec 04 15:57:21.979 INFO [stderr]    --> src/main.rs:447:9
Dec 04 15:57:21.979 INFO [stderr]     |
Dec 04 15:57:21.979 INFO [stderr] 447 |     let mut bBook = match file_match {
Dec 04 15:57:21.979 INFO [stderr]     |         ^^^^^^^^^
Dec 04 15:57:21.979 INFO [stderr] 
Dec 04 15:57:21.986 INFO [stderr] warning: unused variable: `v`
Dec 04 15:57:21.986 INFO [stderr]   --> src/main.rs:33:8
Dec 04 15:57:21.986 INFO [stderr]    |
Dec 04 15:57:21.986 INFO [stderr] 33 |     Ok(v) => (),// println!("working with version: {:?}", v),
Dec 04 15:57:21.986 INFO [stderr]    |        ^ help: consider using `_v` instead
Dec 04 15:57:21.990 INFO [stderr]    |
Dec 04 15:57:21.990 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 15:57:21.990 INFO [stderr] 
Dec 04 15:57:22.035 INFO [stderr] warning: variable does not need to be mutable
Dec 04 15:57:22.035 INFO [stderr]    --> src/main.rs:158:13
Dec 04 15:57:22.035 INFO [stderr]     |
Dec 04 15:57:22.035 INFO [stderr] 158 |         let mut debtors = HashMap::new();
Dec 04 15:57:22.035 INFO [stderr]     |             ----^^^^^^^
Dec 04 15:57:22.035 INFO [stderr]     |             |
Dec 04 15:57:22.035 INFO [stderr]     |             help: remove this `mut`
Dec 04 15:57:22.035 INFO [stderr]     |
Dec 04 15:57:22.035 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 15:57:22.035 INFO [stderr] 
Dec 04 15:57:22.095 INFO [stderr] warning: method is never used: `read_book`
Dec 04 15:57:22.095 INFO [stderr]    --> src/main.rs:233:5
Dec 04 15:57:22.095 INFO [stderr]     |
Dec 04 15:57:22.095 INFO [stderr] 233 |     fn read_book(&mut self, book: String) {
Dec 04 15:57:22.095 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 15:57:22.095 INFO [stderr]     |
Dec 04 15:57:22.095 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 15:57:22.095 INFO [stderr] 
Dec 04 15:57:22.096 INFO [stderr] warning: variable `bookPath` should have a snake case name such as `book_path`
Dec 04 15:57:22.096 INFO [stderr]    --> src/main.rs:203:18
Dec 04 15:57:22.096 INFO [stderr]     |
Dec 04 15:57:22.096 INFO [stderr] 203 |     fn open_book(bookPath: &str) -> BookReader {
Dec 04 15:57:22.096 INFO [stderr]     |                  ^^^^^^^^
Dec 04 15:57:22.096 INFO [stderr]     |
Dec 04 15:57:22.096 INFO [stderr]     = note: #[warn(non_snake_case)] on by default
Dec 04 15:57:22.096 INFO [stderr] 
Dec 04 15:57:22.096 INFO [stderr] warning: variable `bBook` should have a snake case name such as `b_book`
Dec 04 15:57:22.096 INFO [stderr]    --> src/main.rs:223:13
Dec 04 15:57:22.096 INFO [stderr]     |
Dec 04 15:57:22.096 INFO [stderr] 223 |         let mut bBook = BookReader::new();
Dec 04 15:57:22.096 INFO [stderr]     |             ^^^^^^^^^
Dec 04 15:57:22.096 INFO [stderr] 
Dec 04 15:57:22.097 INFO [stderr] warning: variable `bBook` should have a snake case name such as `b_book`
Dec 04 15:57:22.097 INFO [stderr]    --> src/main.rs:447:9
Dec 04 15:57:22.097 INFO [stderr]     |
Dec 04 15:57:22.097 INFO [stderr] 447 |     let mut bBook = match file_match {
Dec 04 15:57:22.097 INFO [stderr]     |         ^^^^^^^^^
Dec 04 15:57:22.097 INFO [stderr] 
Dec 04 15:57:22.123 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.07s
Dec 04 15:57:22.129 INFO [stderr] su: No module specific data is present
Dec 04 15:57:23.077 INFO running `"docker" "inspect" "f09c1a0388e68d93d186f4e07559c41446ee6a5a214943f11b26816c228c87f4"`
Dec 04 15:57:23.323 INFO running `"docker" "rm" "-f" "f09c1a0388e68d93d186f4e07559c41446ee6a5a214943f11b26816c228c87f4"`
Dec 04 15:57:23.663 INFO [stdout] f09c1a0388e68d93d186f4e07559c41446ee6a5a214943f11b26816c228c87f4