[INFO] fetching crate statical 0.1.0... [INFO] checking statical-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate statical 0.1.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate statical 0.1.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate statical 0.1.0 [INFO] finished tweaking crates.io crate statical 0.1.0 [INFO] tweaked toml for crates.io crate statical 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate crates.io crate statical 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dedup_iter v0.1.1 [INFO] [stderr] Downloaded ical v0.7.0 [INFO] [stderr] Downloaded indoc v1.0.6 [INFO] [stderr] Downloaded serde-xml-rs v0.5.1 [INFO] [stderr] Downloaded owo-colors v3.4.0 [INFO] [stderr] Downloaded semver v1.0.9 [INFO] [stderr] Downloaded tracing v0.1.34 [INFO] [stderr] Downloaded tracing-core v0.1.26 [INFO] [stderr] Downloaded ureq v2.4.0 [INFO] [stderr] Downloaded clap v3.1.17 [INFO] [stderr] Downloaded rustls v0.20.4 [INFO] [stderr] Downloaded tracing-subscriber v0.3.11 [INFO] [stderr] Downloaded color-eyre v0.6.1 [INFO] [stderr] Downloaded time-tz v1.0.1 [INFO] [stderr] Downloaded rrule v0.7.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8bba3a3fcdca735e363d2ad8eb0ab5852c3134c7251781a4ee69d4a6bfc4d122 [INFO] running `Command { std: "docker" "start" "-a" "8bba3a3fcdca735e363d2ad8eb0ab5852c3134c7251781a4ee69d4a6bfc4d122", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8bba3a3fcdca735e363d2ad8eb0ab5852c3134c7251781a4ee69d4a6bfc4d122", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8bba3a3fcdca735e363d2ad8eb0ab5852c3134c7251781a4ee69d4a6bfc4d122", kill_on_drop: false }` [INFO] [stdout] 8bba3a3fcdca735e363d2ad8eb0ab5852c3134c7251781a4ee69d4a6bfc4d122 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2260c6b337de0331925f7bd156bb2133f09a485a9b033c76369f419e31c7142f [INFO] running `Command { std: "docker" "start" "-a" "2260c6b337de0331925f7bd156bb2133f09a485a9b033c76369f419e31c7142f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.38 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling uncased v0.9.7 [INFO] [stderr] Compiling libc v0.2.125 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling siphasher v0.3.10 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Compiling phf v0.10.1 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Compiling syn v1.0.92 [INFO] [stderr] Compiling getrandom v0.2.6 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Compiling semver v1.0.9 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling regex v1.5.5 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking tracing-core v0.1.26 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking miniz_oxide v0.5.1 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling parse-zoneinfo v0.3.0 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Compiling phf_generator v0.10.0 [INFO] [stderr] Compiling phf_codegen v0.10.0 [INFO] [stderr] Compiling chrono-tz-build v0.0.2 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling chrono-tz v0.6.1 [INFO] [stderr] Checking sharded-slab v0.1.4 [INFO] [stderr] Checking unic-common v0.9.0 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling xml-rs v0.8.4 [INFO] [stderr] Checking unic-char-range v0.9.0 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Checking unic-char-property v0.9.0 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Checking tracing v0.1.34 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking unic-ucd-version v0.9.0 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking tracing-subscriber v0.3.11 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling backtrace v0.3.65 [INFO] [stderr] Compiling eyre v0.6.8 [INFO] [stderr] Checking unicode-bidi v0.3.8 [INFO] [stderr] Compiling rustls v0.20.4 [INFO] [stderr] Compiling rayon-core v1.9.2 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking tracing-error v0.2.0 [INFO] [stderr] Checking webpki v0.22.0 [INFO] [stderr] Checking sct v0.7.0 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Checking unic-ucd-segment v0.9.0 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking object v0.28.3 [INFO] [stderr] Checking deunicode v0.4.3 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking owo-colors v3.4.0 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking num_threads v0.1.6 [INFO] [stderr] Checking indenter v0.3.3 [INFO] [stderr] Compiling thiserror-impl v1.0.31 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking color-spantrace v0.2.0 [INFO] [stderr] Compiling clap_derive v3.1.7 [INFO] [stderr] Checking unic-segment v0.9.0 [INFO] [stderr] Checking slug v0.1.4 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Checking webpki-roots v0.22.3 [INFO] [stderr] Checking flate2 v1.0.23 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Compiling thiserror v1.0.31 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Compiling rayon v1.5.2 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking humansize v1.1.1 [INFO] [stderr] Checking chunked_transfer v1.4.0 [INFO] [stderr] Checking plotters-backend v0.3.2 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking color-eyre v0.6.1 [INFO] [stderr] Checking plotters-svg v0.3.1 [INFO] [stderr] Checking ureq v2.4.0 [INFO] [stderr] Checking ical v0.7.0 [INFO] [stderr] Checking rrule v0.7.3 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking dedup_iter v0.1.1 [INFO] [stderr] Checking clap v3.1.17 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking diff v0.1.12 [INFO] [stderr] Checking pretty_assertions v1.2.1 [INFO] [stderr] Compiling indoc v1.0.6 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking time v0.3.9 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Compiling serde-xml-rs v0.5.1 [INFO] [stderr] Checking globset v0.4.8 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Compiling time-tz v1.0.1 [INFO] [stderr] Checking ignore v0.4.18 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking globwalk v0.8.1 [INFO] [stderr] Checking criterion v0.3.5 [INFO] [stderr] Checking tera v1.15.0 [INFO] [stderr] Checking statical v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `WrapErr`, `self` [INFO] [stdout] --> src/model/calendar.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | use color_eyre::eyre::{self, Result, WrapErr}; [INFO] [stdout] | ^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `time::format_description::well_known::Rfc2822` [INFO] [stdout] --> src/model/calendar_collection.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use time::format_description::well_known::Rfc2822; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `find_by_name` [INFO] [stdout] --> src/model/calendar_collection.rs:15:32 [INFO] [stdout] | [INFO] [stdout] 15 | use time_tz::timezones::{self, find_by_name}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/model/event.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | use color_eyre::eyre::{self, bail, ContextCompat, Result, WrapErr}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `WrapErr`, `self` [INFO] [stdout] --> src/model/calendar.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | use color_eyre::eyre::{self, Result, WrapErr}; [INFO] [stdout] | ^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `time::format_description::well_known::Rfc2822` [INFO] [stdout] --> src/model/calendar_collection.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use time::format_description::well_known::Rfc2822; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `find_by_name` [INFO] [stdout] --> src/model/calendar_collection.rs:15:32 [INFO] [stdout] | [INFO] [stdout] 15 | use time_tz::timezones::{self, find_by_name}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/model/event.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | use color_eyre::eyre::{self, bail, ContextCompat, Result, WrapErr}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `indoc::indoc` [INFO] [stdout] --> src/lib.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | use indoc::indoc; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `assert_eq`, `assert_ne` [INFO] [stdout] --> src/lib.rs:7:29 [INFO] [stdout] | [INFO] [stdout] 7 | use pretty_assertions::{assert_eq, assert_ne}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/lib.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `WrapErr` [INFO] [stdout] --> src/model/calendar_collection.rs:1:44 [INFO] [stdout] | [INFO] [stdout] 1 | use color_eyre::eyre::{self, bail, Result, WrapErr}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `WrapErr` [INFO] [stdout] --> src/model/calendar_collection.rs:1:44 [INFO] [stdout] | [INFO] [stdout] 1 | use color_eyre::eyre::{self, bail, Result, WrapErr}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/model/calendar_collection.rs:187:31 [INFO] [stdout] | [INFO] [stdout] 187 | for ((y, w), events) in week_map { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/model/calendar_collection.rs:187:34 [INFO] [stdout] | [INFO] [stdout] 187 | for ((y, w), events) in week_map { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/model/calendar_collection.rs:187:31 [INFO] [stdout] | [INFO] [stdout] 187 | for ((y, w), events) in week_map { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/model/calendar_collection.rs:187:34 [INFO] [stdout] | [INFO] [stdout] 187 | for ((y, w), events) in week_map { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `description` are never read [INFO] [stdout] --> src/model/calendar.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Calendar { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 20 | name: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] 21 | description: Option, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Calendar` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `description` are never read [INFO] [stdout] --> src/model/calendar.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Calendar { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 20 | name: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] 21 | description: Option, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Calendar` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: for loop over a `Result`. This is more readably written as an `if let` statement [INFO] [stdout] --> src/model/calendar.rs:86:41 [INFO] [stdout] | [INFO] [stdout] 86 | for recurrence_datetimes in event [INFO] [stdout] | _________________________________________^ [INFO] [stdout] 87 | | .rrule() [INFO] [stdout] 88 | | .unwrap() [INFO] [stdout] 89 | | // setting inclusive to true since we have moved recurring events into a separate vec [INFO] [stdout] 90 | | .all_between(repeat_start, repeat_end, true) [INFO] [stdout] | |____________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stdout] help: to check pattern in a loop use `while let` [INFO] [stdout] | [INFO] [stdout] 86 | while let Ok(recurrence_datetimes) = event [INFO] [stdout] | ~~~~~~~~~~~~~ ~~~ [INFO] [stdout] help: consider using `if let` to clear intent [INFO] [stdout] | [INFO] [stdout] 86 | if let Ok(recurrence_datetimes) = event [INFO] [stdout] | ~~~~~~~~~~ ~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: for loop over a `Result`. This is more readably written as an `if let` statement [INFO] [stdout] --> src/model/calendar.rs:86:41 [INFO] [stdout] | [INFO] [stdout] 86 | for recurrence_datetimes in event [INFO] [stdout] | _________________________________________^ [INFO] [stdout] 87 | | .rrule() [INFO] [stdout] 88 | | .unwrap() [INFO] [stdout] 89 | | // setting inclusive to true since we have moved recurring events into a separate vec [INFO] [stdout] 90 | | .all_between(repeat_start, repeat_end, true) [INFO] [stdout] | |____________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stdout] help: to check pattern in a loop use `while let` [INFO] [stdout] | [INFO] [stdout] 86 | while let Ok(recurrence_datetimes) = event [INFO] [stdout] | ~~~~~~~~~~~~~ ~~~ [INFO] [stdout] help: consider using `if let` to clear intent [INFO] [stdout] | [INFO] [stdout] 86 | if let Ok(recurrence_datetimes) = event [INFO] [stdout] | ~~~~~~~~~~ ~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `black_box` [INFO] [stdout] --> benches/main.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use criterion::{black_box, criterion_group, criterion_main, Criterion}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `statical::*` [INFO] [stdout] --> benches/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use statical::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> benches/main.rs:6:28 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn criterion_benchmark(c: &mut Criterion) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.62s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "2260c6b337de0331925f7bd156bb2133f09a485a9b033c76369f419e31c7142f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2260c6b337de0331925f7bd156bb2133f09a485a9b033c76369f419e31c7142f", kill_on_drop: false }` [INFO] [stdout] 2260c6b337de0331925f7bd156bb2133f09a485a9b033c76369f419e31c7142f