[INFO] updating cached repository aspera-non-spernit/calendar [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/aspera-non-spernit/calendar [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/aspera-non-spernit/calendar" "work/ex/beta-1.38-1/sources/1.37.0/gh/aspera-non-spernit/calendar"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/aspera-non-spernit/calendar'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/aspera-non-spernit/calendar" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aspera-non-spernit/calendar"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aspera-non-spernit/calendar'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 46b4d25b12c3d56d42d1301ff7a6ac71d1602710 [INFO] sha for GitHub repo aspera-non-spernit/calendar: 46b4d25b12c3d56d42d1301ff7a6ac71d1602710 [INFO] validating manifest of aspera-non-spernit/calendar on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of aspera-non-spernit/calendar on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing aspera-non-spernit/calendar [INFO] finished frobbing aspera-non-spernit/calendar [INFO] frobbed toml for aspera-non-spernit/calendar written to work/ex/beta-1.38-1/sources/1.37.0/gh/aspera-non-spernit/calendar/Cargo.toml [INFO] started frobbing aspera-non-spernit/calendar [INFO] finished frobbing aspera-non-spernit/calendar [INFO] frobbed toml for aspera-non-spernit/calendar written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aspera-non-spernit/calendar/Cargo.toml [INFO] crate aspera-non-spernit/calendar already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing aspera-non-spernit/calendar against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/aspera-non-spernit/calendar:/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] d3ee0239afa53d18325a4439f0ece9be0cf8fef31dd04c9ed911ac447081ea44 [INFO] running `"docker" "start" "-a" "d3ee0239afa53d18325a4439f0ece9be0cf8fef31dd04c9ed911ac447081ea44"` [INFO] [stderr] Compiling calendar v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `Start::On` [INFO] [stderr] --> src/lib.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use Start::On; //why? [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:115:9 [INFO] [stderr] | [INFO] [stderr] 115 | _ => { Err(FUNC_NOT_IMPL) } [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unreachable_patterns)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `day` [INFO] [stderr] --> src/lib.rs:78:17 [INFO] [stderr] | [INFO] [stderr] 78 | for day in 1..num_of_days[(c_month - 1) as usize] + 1 { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_day` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `week` [INFO] [stderr] --> src/lib.rs:93:9 [INFO] [stderr] | [INFO] [stderr] 93 | for week in 0..weeks_ahead + 1 { // week_ahead should only return current week [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_week` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/lib.rs:95:13 [INFO] [stderr] | [INFO] [stderr] 95 | for x in 0..7 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `start_date` [INFO] [stderr] --> src/lib.rs:104:10 [INFO] [stderr] | [INFO] [stderr] 104 | fn daily(start_date: NaiveDate, hours_ahead: i32) -> DailyCalendar { [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_start_date` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `hours_ahead` [INFO] [stderr] --> src/lib.rs:104:33 [INFO] [stderr] | [INFO] [stderr] 104 | fn daily(start_date: NaiveDate, hours_ahead: i32) -> DailyCalendar { [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_hours_ahead` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 38 | let mut years_ahead: i32 = months_ahead / 12; [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: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:105:9 [INFO] [stderr] | [INFO] [stderr] 105 | let mut days: Vec = vec![]; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `KNOWN_LEAP_YEAR` [INFO] [stderr] --> src/lib.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | const KNOWN_LEAP_YEAR: i32 = 1584; // first leap year since gregorian calendar implemented [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Hours` [INFO] [stderr] --> src/lib.rs:22:18 [INFO] [stderr] | [INFO] [stderr] 22 | #[derive(Debug)] struct Hours { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `is_in_next_year` [INFO] [stderr] --> src/lib.rs:49:1 [INFO] [stderr] | [INFO] [stderr] 49 | fn is_in_next_year() {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `"docker" "inspect" "d3ee0239afa53d18325a4439f0ece9be0cf8fef31dd04c9ed911ac447081ea44"` [INFO] running `"docker" "rm" "-f" "d3ee0239afa53d18325a4439f0ece9be0cf8fef31dd04c9ed911ac447081ea44"` [INFO] [stdout] d3ee0239afa53d18325a4439f0ece9be0cf8fef31dd04c9ed911ac447081ea44 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/aspera-non-spernit/calendar:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] ae0397e9fdc0b65497df9986192982376e9b90c255d94833da2bcf22aa54b84c [INFO] running `"docker" "start" "-a" "ae0397e9fdc0b65497df9986192982376e9b90c255d94833da2bcf22aa54b84c"` [INFO] [stderr] Compiling calendar v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `render` [INFO] [stderr] --> examples/yearly.rs:4:20 [INFO] [stderr] | [INFO] [stderr] 4 | use calendar::{By, render}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Start`, `render` [INFO] [stderr] --> examples/weekly.rs:5:20 [INFO] [stderr] | [INFO] [stderr] 5 | use calendar::{By, Start, render}; [INFO] [stderr] | ^^^^^ ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Start::On` [INFO] [stderr] --> src/lib.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use Start::On; //why? [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:115:9 [INFO] [stderr] | [INFO] [stderr] 115 | _ => { Err(FUNC_NOT_IMPL) } [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unreachable_patterns)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `day` [INFO] [stderr] --> src/lib.rs:78:17 [INFO] [stderr] | [INFO] [stderr] 78 | for day in 1..num_of_days[(c_month - 1) as usize] + 1 { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_day` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `week` [INFO] [stderr] --> src/lib.rs:93:9 [INFO] [stderr] | [INFO] [stderr] 93 | for week in 0..weeks_ahead + 1 { // week_ahead should only return current week [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_week` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/lib.rs:95:13 [INFO] [stderr] | [INFO] [stderr] 95 | for x in 0..7 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `start_date` [INFO] [stderr] --> src/lib.rs:104:10 [INFO] [stderr] | [INFO] [stderr] 104 | fn daily(start_date: NaiveDate, hours_ahead: i32) -> DailyCalendar { [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_start_date` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `hours_ahead` [INFO] [stderr] --> src/lib.rs:104:33 [INFO] [stderr] | [INFO] [stderr] 104 | fn daily(start_date: NaiveDate, hours_ahead: i32) -> DailyCalendar { [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_hours_ahead` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 38 | let mut years_ahead: i32 = months_ahead / 12; [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: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:105:9 [INFO] [stderr] | [INFO] [stderr] 105 | let mut days: Vec = vec![]; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `KNOWN_LEAP_YEAR` [INFO] [stderr] --> src/lib.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | const KNOWN_LEAP_YEAR: i32 = 1584; // first leap year since gregorian calendar implemented [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Hours` [INFO] [stderr] --> src/lib.rs:22:18 [INFO] [stderr] | [INFO] [stderr] 22 | #[derive(Debug)] struct Hours { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `is_in_next_year` [INFO] [stderr] --> src/lib.rs:49:1 [INFO] [stderr] | [INFO] [stderr] 49 | fn is_in_next_year() {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `render` [INFO] [stderr] --> examples/daily.rs:4:20 [INFO] [stderr] | [INFO] [stderr] 4 | use calendar::{By, render}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `render` [INFO] [stderr] --> examples/monthly.rs:4:20 [INFO] [stderr] | [INFO] [stderr] 4 | use calendar::{By, render}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.55s [INFO] running `"docker" "inspect" "ae0397e9fdc0b65497df9986192982376e9b90c255d94833da2bcf22aa54b84c"` [INFO] running `"docker" "rm" "-f" "ae0397e9fdc0b65497df9986192982376e9b90c255d94833da2bcf22aa54b84c"` [INFO] [stdout] ae0397e9fdc0b65497df9986192982376e9b90c255d94833da2bcf22aa54b84c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/aspera-non-spernit/calendar:/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=warn" "-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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 7edbbe8cd4d2b49ae6212edda8673825a3cc2ea46bb12e8b02c06599a31b25e2 [INFO] running `"docker" "start" "-a" "7edbbe8cd4d2b49ae6212edda8673825a3cc2ea46bb12e8b02c06599a31b25e2"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/crater/target/debug/deps/calendar-caff9e0af7d62f67 [INFO] [stderr] Doc-tests calendar [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "7edbbe8cd4d2b49ae6212edda8673825a3cc2ea46bb12e8b02c06599a31b25e2"` [INFO] running `"docker" "rm" "-f" "7edbbe8cd4d2b49ae6212edda8673825a3cc2ea46bb12e8b02c06599a31b25e2"` [INFO] [stdout] 7edbbe8cd4d2b49ae6212edda8673825a3cc2ea46bb12e8b02c06599a31b25e2