[INFO] updating cached repository nsmryan/Accountant
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nsmryan/Accountant
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nsmryan/Accountant" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/nsmryan/Accountant"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/nsmryan/Accountant'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nsmryan/Accountant" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/nsmryan/Accountant"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/nsmryan/Accountant'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cd9d573c8cdce9b39f551f7a35159341cd1182f1
[INFO] sha for GitHub repo nsmryan/Accountant: cd9d573c8cdce9b39f551f7a35159341cd1182f1
[INFO] validating manifest of nsmryan/Accountant on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nsmryan/Accountant on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nsmryan/Accountant
[INFO] finished frobbing nsmryan/Accountant
[INFO] frobbed toml for nsmryan/Accountant written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/nsmryan/Accountant/Cargo.toml
[INFO] started frobbing nsmryan/Accountant
[INFO] finished frobbing nsmryan/Accountant
[INFO] frobbed toml for nsmryan/Accountant written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/nsmryan/Accountant/Cargo.toml
[INFO] crate nsmryan/Accountant already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking nsmryan/Accountant against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-7/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/nsmryan/Accountant:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 36fee9794deec042b00e33bafc9c368dfcfd70b702911947ada23253cf356fea
[INFO] running `"docker" "start" "-a" "36fee9794deec042b00e33bafc9c368dfcfd70b702911947ada23253cf356fea"`
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]     Checking memchr v2.2.0
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking csv v1.0.7
[INFO] [stderr]     Checking accountant v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `rollover`
[INFO] [stderr]    --> src/main.rs:160:13
[INFO] [stderr]     |
[INFO] [stderr] 160 |     let mut rollover = 10;
[INFO] [stderr]     |             ^^^^^^^^ help: consider prefixing with an underscore: `_rollover`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pattern_state`
[INFO] [stderr]    --> src/main.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |     let pattern_state =
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_pattern_state`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:160:9
[INFO] [stderr]     |
[INFO] [stderr] 160 |     let mut rollover = 10;
[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: `rollover`
[INFO] [stderr]    --> src/main.rs:160:13
[INFO] [stderr]     |
[INFO] [stderr] 160 |     let mut rollover = 10;
[INFO] [stderr]     |             ^^^^^^^^ help: consider prefixing with an underscore: `_rollover`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pattern_state`
[INFO] [stderr]    --> src/main.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |     let pattern_state =
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_pattern_state`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:160:9
[INFO] [stderr]     |
[INFO] [stderr] 160 |     let mut rollover = 10;
[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]     Finished dev [unoptimized + debuginfo] target(s) in 6.08s
[INFO] running `"docker" "inspect" "36fee9794deec042b00e33bafc9c368dfcfd70b702911947ada23253cf356fea"`
[INFO] running `"docker" "rm" "-f" "36fee9794deec042b00e33bafc9c368dfcfd70b702911947ada23253cf356fea"`
[INFO] [stdout] 36fee9794deec042b00e33bafc9c368dfcfd70b702911947ada23253cf356fea