[INFO] fetching crate rustogram 0.1.4... [INFO] checking rustogram-0.1.4 against master#bbe853615821442ef11d6cd42a30a73432b38d89 for pr-154205 [INFO] extracting crate rustogram 0.1.4 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate rustogram 0.1.4 [INFO] finished tweaking crates.io crate rustogram 0.1.4 [INFO] tweaked toml for crates.io crate rustogram 0.1.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rustogram 0.1.4 on toolchain bbe853615821442ef11d6cd42a30a73432b38d89 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "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" "+bbe853615821442ef11d6cd42a30a73432b38d89" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] Blocking waiting for file lock on package cache [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fbeb650856465af221fc62772b19e20b0291306f42914b4536c2dcde9045a749 [INFO] running `Command { std: "docker" "start" "-a" "fbeb650856465af221fc62772b19e20b0291306f42914b4536c2dcde9045a749", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fbeb650856465af221fc62772b19e20b0291306f42914b4536c2dcde9045a749", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbeb650856465af221fc62772b19e20b0291306f42914b4536c2dcde9045a749", kill_on_drop: false }` [INFO] [stdout] fbeb650856465af221fc62772b19e20b0291306f42914b4536c2dcde9045a749 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2ae72b25d118ec686a2147b232640ac55d42962c28532e87ae65018aecef44dc [INFO] running `Command { std: "docker" "start" "-a" "2ae72b25d118ec686a2147b232640ac55d42962c28532e87ae65018aecef44dc", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking rustogram v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/histogram.rs:543:9 [INFO] [stdout] | [INFO] [stdout] 543 | try!(write!(f, "Histogram[")); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/histogram.rs:544:9 [INFO] [stdout] | [INFO] [stdout] 544 | try!(write!(f, "total_count: {}, ", self.total_count)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/histogram.rs:545:9 [INFO] [stdout] | [INFO] [stdout] 545 | try!(write!(f, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/histogram.rs:548:9 [INFO] [stdout] | [INFO] [stdout] 548 | try!(write!(f, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/histogram.rs:551:9 [INFO] [stdout] | [INFO] [stdout] 551 | try!(write!(f, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/histogram.rs:554:9 [INFO] [stdout] | [INFO] [stdout] 554 | try!(write!(f, "bucket_count: {}, ", self.bucket_count)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/histogram.rs:555:9 [INFO] [stdout] | [INFO] [stdout] 555 | try!(write!(f, "sub_bucket_count: {}, ", self.sub_bucket_count)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/histogram.rs:556:9 [INFO] [stdout] | [INFO] [stdout] 556 | try!(write!(f, "counts_array_length: {}, ", self.counts_array_length)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/histogram.rs:557:9 [INFO] [stdout] | [INFO] [stdout] 557 | try!(write!(f, "word_size_in_bytes: {}, ", self.word_size_in_bytes)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/iter.rs:166:50 [INFO] [stdout] | [INFO] [stdout] 166 | ... (self.total_count_to_current_index - [INFO] [stdout] | ^ [INFO] [stdout] 167 | ... self.total_count_to_prev_index), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 166 ~ self.total_count_to_current_index - [INFO] [stdout] 167 ~ self.total_count_to_prev_index , [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/iter.rs:170:50 [INFO] [stdout] | [INFO] [stdout] 170 | ... ((100.0f64 * [INFO] [stdout] | ^ [INFO] [stdout] 171 | ... self.total_count_to_current_index as f64) / [INFO] [stdout] 172 | ... (self.array_total_count as f64)), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 170 ~ (100.0f64 * [INFO] [stdout] 171 | self.total_count_to_current_index as f64) / [INFO] [stdout] 172 ~ (self.array_total_count as f64) , [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/iter.rs:275:9 [INFO] [stdout] | [INFO] [stdout] 275 | try!(write!(f, "Value[")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/iter.rs:276:9 [INFO] [stdout] | [INFO] [stdout] 276 | try!(write!(f, "value_iterated_to: {}, ", self.value_iterated_to)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/iter.rs:277:9 [INFO] [stdout] | [INFO] [stdout] 277 | try!(write!(f, "value_iterated_from: {}, ", self.value_iterated_from)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/iter.rs:278:9 [INFO] [stdout] | [INFO] [stdout] 278 | try!(write!(f, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/iter.rs:281:9 [INFO] [stdout] | [INFO] [stdout] 281 | try!(write!(f, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/iter.rs:284:9 [INFO] [stdout] | [INFO] [stdout] 284 | try!(write!(f, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/iter.rs:287:9 [INFO] [stdout] | [INFO] [stdout] 287 | try!(write!(f, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/iter.rs:290:9 [INFO] [stdout] | [INFO] [stdout] 290 | try!(write!(f, "percentile: {}, ", self.percentile)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/iter.rs:291:9 [INFO] [stdout] | [INFO] [stdout] 291 | try!(write!(f, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/histogram.rs:543:9 [INFO] [stdout] | [INFO] [stdout] 543 | try!(write!(f, "Histogram[")); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/histogram.rs:544:9 [INFO] [stdout] | [INFO] [stdout] 544 | try!(write!(f, "total_count: {}, ", self.total_count)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/histogram.rs:545:9 [INFO] [stdout] | [INFO] [stdout] 545 | try!(write!(f, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/histogram.rs:548:9 [INFO] [stdout] | [INFO] [stdout] 548 | try!(write!(f, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/histogram.rs:551:9 [INFO] [stdout] | [INFO] [stdout] 551 | try!(write!(f, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/histogram.rs:554:9 [INFO] [stdout] | [INFO] [stdout] 554 | try!(write!(f, "bucket_count: {}, ", self.bucket_count)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/histogram.rs:555:9 [INFO] [stdout] | [INFO] [stdout] 555 | try!(write!(f, "sub_bucket_count: {}, ", self.sub_bucket_count)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/histogram.rs:556:9 [INFO] [stdout] | [INFO] [stdout] 556 | try!(write!(f, "counts_array_length: {}, ", self.counts_array_length)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/histogram.rs:557:9 [INFO] [stdout] | [INFO] [stdout] 557 | try!(write!(f, "word_size_in_bytes: {}, ", self.word_size_in_bytes)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/iter.rs:166:50 [INFO] [stdout] | [INFO] [stdout] 166 | ... (self.total_count_to_current_index - [INFO] [stdout] | ^ [INFO] [stdout] 167 | ... self.total_count_to_prev_index), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 166 ~ self.total_count_to_current_index - [INFO] [stdout] 167 ~ self.total_count_to_prev_index , [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/iter.rs:170:50 [INFO] [stdout] | [INFO] [stdout] 170 | ... ((100.0f64 * [INFO] [stdout] | ^ [INFO] [stdout] 171 | ... self.total_count_to_current_index as f64) / [INFO] [stdout] 172 | ... (self.array_total_count as f64)), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 170 ~ (100.0f64 * [INFO] [stdout] 171 | self.total_count_to_current_index as f64) / [INFO] [stdout] 172 ~ (self.array_total_count as f64) , [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/iter.rs:275:9 [INFO] [stdout] | [INFO] [stdout] 275 | try!(write!(f, "Value[")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/iter.rs:276:9 [INFO] [stdout] | [INFO] [stdout] 276 | try!(write!(f, "value_iterated_to: {}, ", self.value_iterated_to)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/iter.rs:277:9 [INFO] [stdout] | [INFO] [stdout] 277 | try!(write!(f, "value_iterated_from: {}, ", self.value_iterated_from)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/iter.rs:278:9 [INFO] [stdout] | [INFO] [stdout] 278 | try!(write!(f, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/iter.rs:281:9 [INFO] [stdout] | [INFO] [stdout] 281 | try!(write!(f, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/iter.rs:284:9 [INFO] [stdout] | [INFO] [stdout] 284 | try!(write!(f, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/iter.rs:287:9 [INFO] [stdout] | [INFO] [stdout] 287 | try!(write!(f, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/iter.rs:290:9 [INFO] [stdout] | [INFO] [stdout] 290 | try!(write!(f, "percentile: {}, ", self.percentile)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/iter.rs:291:9 [INFO] [stdout] | [INFO] [stdout] 291 | try!(write!(f, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/iter.rs:192:66 [INFO] [stdout] | [INFO] [stdout] 192 | pub fn new_all_values_iterator<'a>(_histogram: &'a Histogram) -> AllValuesIterator { [INFO] [stdout] | -- ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 192 | pub fn new_all_values_iterator<'a>(_histogram: &'a Histogram) -> AllValuesIterator<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/iter.rs:235:55 [INFO] [stdout] | [INFO] [stdout] 235 | pub fn new_iterator<'a>(_histogram: &'a Histogram) -> RecordedValuesIterator { [INFO] [stdout] | -- ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 235 | pub fn new_iterator<'a>(_histogram: &'a Histogram) -> RecordedValuesIterator<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/iter.rs:192:66 [INFO] [stdout] | [INFO] [stdout] 192 | pub fn new_all_values_iterator<'a>(_histogram: &'a Histogram) -> AllValuesIterator { [INFO] [stdout] | -- ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 192 | pub fn new_all_values_iterator<'a>(_histogram: &'a Histogram) -> AllValuesIterator<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/iter.rs:235:55 [INFO] [stdout] | [INFO] [stdout] 235 | pub fn new_iterator<'a>(_histogram: &'a Histogram) -> RecordedValuesIterator { [INFO] [stdout] | -- ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 235 | pub fn new_iterator<'a>(_histogram: &'a Histogram) -> RecordedValuesIterator<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> tests/data_access.rs:267:16 [INFO] [stdout] | [INFO] [stdout] 267 | panic!(format!("Expected {} to be equal to {} +/-{}", actual, expected, delta)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 267 - panic!(format!("Expected {} to be equal to {} +/-{}", actual, expected, delta)); [INFO] [stdout] 267 + panic!("Expected {} to be equal to {} +/-{}", actual, expected, delta); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.77s [INFO] running `Command { std: "docker" "inspect" "2ae72b25d118ec686a2147b232640ac55d42962c28532e87ae65018aecef44dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ae72b25d118ec686a2147b232640ac55d42962c28532e87ae65018aecef44dc", kill_on_drop: false }` [INFO] [stdout] 2ae72b25d118ec686a2147b232640ac55d42962c28532e87ae65018aecef44dc