[INFO] fetching crate csv-groupby 0.7.2... [INFO] checking csv-groupby-0.7.2 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502 [INFO] extracting crate csv-groupby 0.7.2 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate csv-groupby 0.7.2 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate csv-groupby 0.7.2 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate csv-groupby 0.7.2 [INFO] tweaked toml for crates.io crate csv-groupby 0.7.2 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate crates.io crate csv-groupby 0.7.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: version requirement `0.5.1+zstd.1.4.4` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded jemalloc-ctl v0.3.3 [INFO] [stderr] Downloaded prettytable-rs v0.6.7 [INFO] [stderr] Downloaded pcre2 v0.2.3 [INFO] [stderr] Downloaded chan v0.1.23 [INFO] [stderr] Downloaded grep-cli v0.1.4 [INFO] [stderr] Downloaded seahash v3.0.7 [INFO] [stderr] Downloaded pcre2-sys v0.2.2 [INFO] [stderr] Downloaded cpu-time v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] 7f075af9a4ea2642e2412fbba24dc8c22b03d962ccb7a414a93b53d76be33c0d [INFO] running `Command { std: "docker" "start" "-a" "7f075af9a4ea2642e2412fbba24dc8c22b03d962ccb7a414a93b53d76be33c0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7f075af9a4ea2642e2412fbba24dc8c22b03d962ccb7a414a93b53d76be33c0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f075af9a4ea2642e2412fbba24dc8c22b03d962ccb7a414a93b53d76be33c0d", kill_on_drop: false }` [INFO] [stdout] 7f075af9a4ea2642e2412fbba24dc8c22b03d962ccb7a414a93b53d76be33c0d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] e4e24041a79be8dcf4c4e1ed61938d9192530b7619efb08ab6ac90a084bad23a [INFO] running `Command { std: "docker" "start" "-a" "e4e24041a79be8dcf4c4e1ed61938d9192530b7619efb08ab6ac90a084bad23a", kill_on_drop: false }` [INFO] [stderr] warning: version requirement `0.5.1+zstd.1.4.4` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling fs_extra v1.1.0 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling proc-macro-hack v0.5.15 [INFO] [stderr] Compiling escargot v0.3.1 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Compiling csv-groupby v0.7.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking encode_unicode v0.3.6 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking term v0.4.6 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking seahash v3.0.7 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking miniz_oxide v0.3.6 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.2 [INFO] [stderr] Compiling proc-macro-error v1.0.2 [INFO] [stderr] Checking byteorder v1.3.4 [INFO] [stderr] Checking maybe-uninit v2.0.0 [INFO] [stderr] Checking ryu v1.0.4 [INFO] [stderr] Checking memchr v2.3.3 [INFO] [stderr] Checking bitflags v1.2.1 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Compiling quote v1.0.4 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Checking memoffset v0.5.4 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Checking crossbeam-channel v0.4.2 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking cpu-time v0.1.0 [INFO] [stderr] Checking flate2 v1.0.14 [INFO] [stderr] Compiling jobserver v0.1.21 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking float-cmp v0.6.0 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking csv v0.15.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Compiling cc v1.0.52 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking prettytable-rs v0.6.7 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking chan v0.1.23 [INFO] [stderr] Checking predicates v1.0.4 [INFO] [stderr] Compiling zstd-sys v1.4.15+zstd.1.4.4 [INFO] [stderr] Compiling jemalloc-sys v0.3.2 [INFO] [stderr] Compiling pcre2-sys v0.2.2 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking pcre2 v0.2.3 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling paste-impl v0.1.11 [INFO] [stderr] Checking paste v0.1.11 [INFO] [stderr] Compiling structopt-derive v0.4.7 [INFO] [stderr] Checking structopt v0.3.14 [INFO] [stderr] Checking serde v1.0.106 [INFO] [stderr] Checking bstr v0.2.12 [INFO] [stderr] Checking serde_json v1.0.52 [INFO] [stderr] Checking globset v0.4.5 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking grep-cli v0.1.4 [INFO] [stderr] Checking ignore v0.4.14 [INFO] [stderr] Checking assert_cmd v0.10.2 [INFO] [stderr] Checking zstd-safe v2.0.3+zstd.1.4.4 [INFO] [stderr] Checking zstd v0.5.1+zstd.1.4.4 [INFO] [stderr] Checking jemalloc-ctl v0.3.3 [INFO] [stderr] Checking jemallocator v0.3.2 [INFO] [stdout] warning: unused import: `std::io::prelude::*` [INFO] [stdout] --> src/create_very_large_file.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffered` [INFO] [stdout] --> src/create_very_large_file.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | let mut buffered = BufWriter::new(stdout.lock()); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffered` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude::*` [INFO] [stdout] --> src/create_very_large_file.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/create_very_large_file.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | let mut buffered = BufWriter::new(stdout.lock()); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffered` [INFO] [stdout] --> src/create_very_large_file.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | let mut buffered = BufWriter::new(stdout.lock()); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffered` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/create_very_large_file.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | let mut buffered = BufWriter::new(stdout.lock()); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gen.rs:437:25 [INFO] [stdout] | [INFO] [stdout] 437 | let mut rdr:Box = match &ext[..] { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gen.rs:437:25 [INFO] [stdout] | [INFO] [stdout] 437 | let mut rdr:Box = match &ext[..] { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gen.rs:437:25 [INFO] [stdout] | [INFO] [stdout] 437 | let mut rdr:Box = match &ext[..] { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gen.rs:437:25 [INFO] [stdout] | [INFO] [stdout] 437 | let mut rdr:Box = match &ext[..] { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `distro_format` [INFO] [stdout] --> src/gen.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn distro_format(map: &HashMap, upper: usize, bottom: usize) -> String [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mem_metric` [INFO] [stdout] --> src/gen.rs:86:4 [INFO] [stdout] | [INFO] [stdout] 86 | fn mem_metric<'a>(v: usize) -> (f64, &'a str) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sig_dig` [INFO] [stdout] --> src/gen.rs:100:4 [INFO] [stdout] | [INFO] [stdout] 100 | fn sig_dig(v: f64, digits: usize) -> String { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mem_metric_digit` [INFO] [stdout] --> src/gen.rs:124:8 [INFO] [stdout] | [INFO] [stdout] 124 | pub fn mem_metric_digit(v: usize, sig: usize) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `greek` [INFO] [stdout] --> src/gen.rs:151:8 [INFO] [stdout] | [INFO] [stdout] 151 | pub fn greek(v: f64) -> String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `user_pause` [INFO] [stdout] --> src/gen.rs:194:8 [INFO] [stdout] | [INFO] [stdout] 194 | pub fn user_pause() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/gen.rs:210:12 [INFO] [stdout] | [INFO] [stdout] 210 | pub fn new() -> IoSlicerStatus { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fill_buff` [INFO] [stdout] --> src/gen.rs:228:4 [INFO] [stdout] | [INFO] [stdout] 228 | fn fill_buff(handle: &mut dyn Read, buff: &mut [u8]) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `io_thread_slicer` [INFO] [stdout] --> src/gen.rs:251:8 [INFO] [stdout] | [INFO] [stdout] 251 | pub fn io_thread_slicer( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `caps_to_vec_strings` [INFO] [stdout] --> src/gen.rs:367:8 [INFO] [stdout] | [INFO] [stdout] 367 | pub fn caps_to_vec_strings(caps: &Captures_pcre2) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `subs_from_path_buff` [INFO] [stdout] --> src/gen.rs:377:8 [INFO] [stdout] | [INFO] [stdout] 377 | pub fn subs_from_path_buff(path: &PathBuf, regex: &Option) -> (bool, Vec) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `per_file_thread` [INFO] [stdout] --> src/gen.rs:390:8 [INFO] [stdout] | [INFO] [stdout] 390 | pub fn per_file_thread( [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `greek` [INFO] [stdout] --> src/gen.rs:151:8 [INFO] [stdout] | [INFO] [stdout] 151 | pub fn greek(v: f64) -> String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `user_pause` [INFO] [stdout] --> src/gen.rs:194:8 [INFO] [stdout] | [INFO] [stdout] 194 | pub fn user_pause() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/gen.rs:210:12 [INFO] [stdout] | [INFO] [stdout] 210 | pub fn new() -> IoSlicerStatus { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fill_buff` [INFO] [stdout] --> src/gen.rs:228:4 [INFO] [stdout] | [INFO] [stdout] 228 | fn fill_buff(handle: &mut dyn Read, buff: &mut [u8]) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `io_thread_slicer` [INFO] [stdout] --> src/gen.rs:251:8 [INFO] [stdout] | [INFO] [stdout] 251 | pub fn io_thread_slicer( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `caps_to_vec_strings` [INFO] [stdout] --> src/gen.rs:367:8 [INFO] [stdout] | [INFO] [stdout] 367 | pub fn caps_to_vec_strings(caps: &Captures_pcre2) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `subs_from_path_buff` [INFO] [stdout] --> src/gen.rs:377:8 [INFO] [stdout] | [INFO] [stdout] 377 | pub fn subs_from_path_buff(path: &PathBuf, regex: &Option) -> (bool, Vec) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `per_file_thread` [INFO] [stdout] --> src/gen.rs:390:8 [INFO] [stdout] | [INFO] [stdout] 390 | pub fn per_file_thread( [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gen.rs:437:25 [INFO] [stdout] | [INFO] [stdout] 437 | let mut rdr:Box = match &ext[..] { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:387:9 [INFO] [stdout] | [INFO] [stdout] 387 | (v + 1.into()) [INFO] [stdout] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gen.rs:437:25 [INFO] [stdout] | [INFO] [stdout] 437 | let mut rdr:Box = match &ext[..] { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:387:9 [INFO] [stdout] | [INFO] [stdout] 387 | (v + 1.into()) [INFO] [stdout] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 42s [INFO] running `Command { std: "docker" "inspect" "e4e24041a79be8dcf4c4e1ed61938d9192530b7619efb08ab6ac90a084bad23a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4e24041a79be8dcf4c4e1ed61938d9192530b7619efb08ab6ac90a084bad23a", kill_on_drop: false }` [INFO] [stdout] e4e24041a79be8dcf4c4e1ed61938d9192530b7619efb08ab6ac90a084bad23a