[INFO] fetching crate rustogram 0.1.4... [INFO] checking rustogram-0.1.4 against try#22dd2dd1dc07f63ae9394352d412f020d2985684 for pr-74627 [INFO] extracting crate rustogram 0.1.4 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate rustogram 0.1.4 on toolchain 22dd2dd1dc07f63ae9394352d412f020d2985684 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2a17da63b92af601b45e77edc7ecbade97fa4e2de86d3d7606f8dcf4a4663ca8 [INFO] running `Command { std: "docker" "start" "-a" "2a17da63b92af601b45e77edc7ecbade97fa4e2de86d3d7606f8dcf4a4663ca8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2a17da63b92af601b45e77edc7ecbade97fa4e2de86d3d7606f8dcf4a4663ca8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a17da63b92af601b45e77edc7ecbade97fa4e2de86d3d7606f8dcf4a4663ca8", kill_on_drop: false }` [INFO] [stdout] 2a17da63b92af601b45e77edc7ecbade97fa4e2de86d3d7606f8dcf4a4663ca8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7b151035f215225aadae1b2cef7b7861375b26bdd85eb6018da9799e5b5e3e08 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7b151035f215225aadae1b2cef7b7861375b26bdd85eb6018da9799e5b5e3e08", kill_on_drop: false }` [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking rustogram v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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: use of deprecated item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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: 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] 167 | | ... self.total_count_to_prev_index), [INFO] [stdout] | |______________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` 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] 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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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: use of deprecated item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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: 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] 167 | | ... self.total_count_to_prev_index), [INFO] [stdout] | |______________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` 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] 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: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.99s [INFO] running `Command { std: "docker" "inspect" "7b151035f215225aadae1b2cef7b7861375b26bdd85eb6018da9799e5b5e3e08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b151035f215225aadae1b2cef7b7861375b26bdd85eb6018da9799e5b5e3e08", kill_on_drop: false }` [INFO] [stdout] 7b151035f215225aadae1b2cef7b7861375b26bdd85eb6018da9799e5b5e3e08