[INFO] fetching crate rrules 0.2.3...
[INFO] checking rrules-0.2.3 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate rrules 0.2.3 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rrules 0.2.3
[INFO] finished tweaking crates.io crate rrules 0.2.3
[INFO] tweaked toml for crates.io crate rrules 0.2.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rrules 0.2.3 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 208 packages to latest compatible versions
[INFO] [stderr]       Adding backtrace v0.3.71 (available: v0.3.75)
[INFO] [stderr]       Adding cargo-sonar v0.14.1 (available: v1.3.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6ca8bc6e3fa0b4d0585869eb0eb5b41c40aa1c3c73bd8b29037f3e6d1362fcd
[INFO] running `Command { std: "docker" "start" "-a" "c6ca8bc6e3fa0b4d0585869eb0eb5b41c40aa1c3c73bd8b29037f3e6d1362fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6ca8bc6e3fa0b4d0585869eb0eb5b41c40aa1c3c73bd8b29037f3e6d1362fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6ca8bc6e3fa0b4d0585869eb0eb5b41c40aa1c3c73bd8b29037f3e6d1362fcd", kill_on_drop: false }`
[INFO] [stdout] c6ca8bc6e3fa0b4d0585869eb0eb5b41c40aa1c3c73bd8b29037f3e6d1362fcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2b13e2a687f1e7c4debdb995e3cd0bdfe934110477725aa7a9ce37738dfc9a0
[INFO] running `Command { std: "docker" "start" "-a" "b2b13e2a687f1e7c4debdb995e3cd0bdfe934110477725aa7a9ce37738dfc9a0", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr] warning: rrules v0.2.3 (/opt/rustwide/workdir) ignoring invalid dependency `cargo-sonar` which is missing a lib target
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking rrules v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]    --> src/lib.rs:259:9
[INFO] [stdout]     |
[INFO] [stdout] 259 | pub use frequencies::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ the name `validations` in the type namespace is first re-exported here
[INFO] [stdout] 260 | pub use recurrences::*;
[INFO] [stdout]     |         -------------- but the name `validations` in the type namespace is also re-exported here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::frequencies::InvalidFrequency`
[INFO] [stdout]    --> src/frequencies/serializer/mod.rs:541:9
[INFO] [stdout]     |
[INFO] [stdout] 541 |     use crate::frequencies::InvalidFrequency;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MonthlyDate`
[INFO] [stdout]    --> src/recurrences/recurrences_tests.rs:329:41
[INFO] [stdout]     |
[INFO] [stdout] 329 |     use crate::frequencies::{Frequency, MonthlyDate};
[INFO] [stdout]     |                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Month`
[INFO] [stdout]    --> src/recurrences/recurrences_tests.rs:331:38
[INFO] [stdout]     |
[INFO] [stdout] 331 |     use chrono::{DateTime, Duration, Month, Utc};
[INFO] [stdout]     |                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Frequency`
[INFO] [stdout]   --> src/recurrences/serializers/mod.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |     use crate::{Frequency, Recurrence};
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]    --> src/lib.rs:259:9
[INFO] [stdout]     |
[INFO] [stdout] 259 | pub use frequencies::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ the name `validations` in the type namespace is first re-exported here
[INFO] [stdout] 260 | pub use recurrences::*;
[INFO] [stdout]     |         -------------- but the name `validations` in the type namespace is also re-exported here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]    --> src/frequencies/serializer/helpers.rs:265:24
[INFO] [stdout]     |
[INFO] [stdout] 265 |         let (interval, remainder) = extract_interval(&value).unwrap();
[INFO] [stdout]     |                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]    --> src/frequencies/serializer/helpers.rs:327:21
[INFO] [stdout]     |
[INFO] [stdout] 327 |         let (times, remainder) = extract_times(&value).unwrap();
[INFO] [stdout]     |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]    --> src/frequencies/serializer/helpers.rs:335:24
[INFO] [stdout]     |
[INFO] [stdout] 335 |         let (weekdays, remainder) = extract_weekdays(&value).unwrap();
[INFO] [stdout]     |                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]    --> src/frequencies/serializer/helpers.rs:358:24
[INFO] [stdout]     |
[INFO] [stdout] 358 |         let (weekdays, remainder) = extract_weekdays(&value).unwrap();
[INFO] [stdout]     |                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]    --> src/frequencies/serializer/helpers.rs:374:25
[INFO] [stdout]     |
[INFO] [stdout] 374 |         let (monthdays, remainder) = extract_monthdays(&value).unwrap();
[INFO] [stdout]     |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]    --> src/frequencies/serializer/helpers.rs:397:28
[INFO] [stdout]     |
[INFO] [stdout] 397 |         let (nth_weekdays, remainder) = extract_nth_weekdays(&value).unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]    --> src/frequencies/serializer/helpers.rs:418:22
[INFO] [stdout]     |
[INFO] [stdout] 418 |         let (months, remainder) = extract_months(&value).unwrap();
[INFO] [stdout]     |                      ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remainder`
[INFO] [stdout]    --> src/frequencies/serializer/helpers.rs:446:28
[INFO] [stdout]     |
[INFO] [stdout] 446 |         let (monthly_date, remainder) = extract_monthly_date(&value).unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remainder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]    --> src/frequencies/serializer/mod.rs:616:13
[INFO] [stdout]     |
[INFO] [stdout] 616 |         let next = frequency.next_event(&date).unwrap();
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expected`
[INFO] [stdout]    --> src/frequencies/serializer/mod.rs:617:13
[INFO] [stdout]     |
[INFO] [stdout] 617 |         let expected = DateTime::<Utc>::from_str("2020-01-01T10:00:00Z").unwrap();
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]    --> src/frequencies/serializer/mod.rs:651:13
[INFO] [stdout]     |
[INFO] [stdout] 651 |         let next = frequency.next_event(&date).unwrap();
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expected`
[INFO] [stdout]    --> src/frequencies/serializer/mod.rs:652:13
[INFO] [stdout]     |
[INFO] [stdout] 652 |         let expected = DateTime::<Utc>::from_str("2020-02-01T00:00:00Z").unwrap();
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.81s
[INFO] running `Command { std: "docker" "inspect" "b2b13e2a687f1e7c4debdb995e3cd0bdfe934110477725aa7a9ce37738dfc9a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2b13e2a687f1e7c4debdb995e3cd0bdfe934110477725aa7a9ce37738dfc9a0", kill_on_drop: false }`
[INFO] [stdout] b2b13e2a687f1e7c4debdb995e3cd0bdfe934110477725aa7a9ce37738dfc9a0