[INFO] crate xxd-rs 0.2.4 is already in cache [INFO] checking xxd-rs-0.2.4 against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345 [INFO] extracting crate xxd-rs 0.2.4 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate xxd-rs 0.2.4 on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate xxd-rs 0.2.4 [INFO] finished tweaking crates.io crate xxd-rs 0.2.4 [INFO] tweaked toml for crates.io crate xxd-rs 0.2.4 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 107c81f81714f9fc768e775cea0631cd0287b4741397f8b8c6099e539b9c49f6 [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" "107c81f81714f9fc768e775cea0631cd0287b4741397f8b8c6099e539b9c49f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "107c81f81714f9fc768e775cea0631cd0287b4741397f8b8c6099e539b9c49f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "107c81f81714f9fc768e775cea0631cd0287b4741397f8b8c6099e539b9c49f6", kill_on_drop: false }` [INFO] [stdout] 107c81f81714f9fc768e775cea0631cd0287b4741397f8b8c6099e539b9c49f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8d02591e22a975df36ecf6cb00b59761801e941edc6a8927a7c3b325782977bd [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" "8d02591e22a975df36ecf6cb00b59761801e941edc6a8927a7c3b325782977bd", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking adler32 v1.1.0 [INFO] [stderr] Checking gimli v0.21.0 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking object v0.20.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking term-painter v0.2.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking nom v3.2.1 [INFO] [stderr] Checking addr2line v0.12.1 [INFO] [stderr] Checking backtrace v0.3.49 [INFO] [stderr] Checking error-chain v0.9.0 [INFO] [stderr] Compiling xxd-rs v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `error_chain::*` [INFO] [stdout] --> src/xxd/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use error_chain::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::result` [INFO] [stdout] --> src/xxd/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::result; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Error` [INFO] [stdout] --> src/xxd/lib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::fmt::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Display` [INFO] [stdout] --> src/xxd/dump.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Error` [INFO] [stdout] --> src/xxd/dump.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fmt::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::Into` [INFO] [stdout] --> src/xxd/dump.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::convert::Into; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Read`, `stderr` [INFO] [stdout] --> src/xxd/dump.rs:8:15 [INFO] [stdout] | [INFO] [stdout] 8 | use std::io::{Read, Write, stderr}; [INFO] [stdout] | ^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/xxd/dump.rs:170:33 [INFO] [stdout] | [INFO] [stdout] 170 | character @ 20u8...126u8 => write!(f, "{}", character as char)?, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/xxd/dump.rs:207:38 [INFO] [stdout] | [INFO] [stdout] 207 | writer: &mut Write, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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/xxd/dump.rs:234:40 [INFO] [stdout] | [INFO] [stdout] 234 | fn dump_line(data: &[u8], writer: &mut Write, output_settings: OutputSettings) { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/xxd/dump.rs:242:9 [INFO] [stdout] | [INFO] [stdout] 242 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Write` [INFO] [stdout] --> src/xxd/dump.rs:243:9 [INFO] [stdout] | [INFO] [stdout] 243 | use std::fmt::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::errors::*` [INFO] [stdout] --> src/xxd/generate.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::errors::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/xxd/generate.rs:141:9 [INFO] [stdout] | [INFO] [stdout] 141 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ErrorKind`, `IResult`, `be_u16`, `be_u8`, `is_digit` [INFO] [stdout] --> src/xxd/convert.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use nom::{IResult, is_digit, be_u8, be_u16, ErrorKind}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^ ^^^^^ ^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/xxd/convert.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Write` [INFO] [stdout] --> src/xxd/convert.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | use std::fmt::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `errors::*` [INFO] [stdout] --> src/xxd/lib.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | use errors::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error_chain::*` [INFO] [stdout] --> src/xxd/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use error_chain::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::result` [INFO] [stdout] --> src/xxd/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::result; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Error` [INFO] [stdout] --> src/xxd/lib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::fmt::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Display` [INFO] [stdout] --> src/xxd/dump.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Error` [INFO] [stdout] --> src/xxd/dump.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fmt::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::Into` [INFO] [stdout] --> src/xxd/dump.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::convert::Into; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Read`, `stderr` [INFO] [stdout] --> src/xxd/dump.rs:8:15 [INFO] [stdout] | [INFO] [stdout] 8 | use std::io::{Read, Write, stderr}; [INFO] [stdout] | ^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/xxd/dump.rs:170:33 [INFO] [stdout] | [INFO] [stdout] 170 | character @ 20u8...126u8 => write!(f, "{}", character as char)?, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/xxd/dump.rs:207:38 [INFO] [stdout] | [INFO] [stdout] 207 | writer: &mut Write, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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/xxd/dump.rs:234:40 [INFO] [stdout] | [INFO] [stdout] 234 | fn dump_line(data: &[u8], writer: &mut Write, output_settings: OutputSettings) { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::errors::*` [INFO] [stdout] --> src/xxd/generate.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::errors::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ErrorKind`, `be_u16`, `be_u8`, `is_digit` [INFO] [stdout] --> src/xxd/convert.rs:1:20 [INFO] [stdout] | [INFO] [stdout] 1 | use nom::{IResult, is_digit, be_u8, be_u16, ErrorKind}; [INFO] [stdout] | ^^^^^^^^ ^^^^^ ^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Write` [INFO] [stdout] --> src/xxd/convert.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | use std::fmt::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `errors::*` [INFO] [stdout] --> src/xxd/lib.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | use errors::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stdout] --> src/xxd/lib.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | / error_chain!{ [INFO] [stdout] 17 | | foreign_links { [INFO] [stdout] 18 | | FormatError(::std::fmt::Error); [INFO] [stdout] 19 | | Io(::std::io::Error); [INFO] [stdout] 20 | | } [INFO] [stdout] 21 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stdout] --> src/xxd/lib.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | / error_chain!{ [INFO] [stdout] 17 | | foreign_links { [INFO] [stdout] 18 | | FormatError(::std::fmt::Error); [INFO] [stdout] 19 | | Io(::std::io::Error); [INFO] [stdout] 20 | | } [INFO] [stdout] 21 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stdout] --> src/xxd/lib.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | / error_chain!{ [INFO] [stdout] 17 | | foreign_links { [INFO] [stdout] 18 | | FormatError(::std::fmt::Error); [INFO] [stdout] 19 | | Io(::std::io::Error); [INFO] [stdout] 20 | | } [INFO] [stdout] 21 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stdout] --> src/xxd/lib.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | / error_chain!{ [INFO] [stdout] 17 | | foreign_links { [INFO] [stdout] 18 | | FormatError(::std::fmt::Error); [INFO] [stdout] 19 | | Io(::std::io::Error); [INFO] [stdout] 20 | | } [INFO] [stdout] 21 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/xxd/lib.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | / error_chain!{ [INFO] [stdout] 17 | | foreign_links { [INFO] [stdout] 18 | | FormatError(::std::fmt::Error); [INFO] [stdout] 19 | | Io(::std::io::Error); [INFO] [stdout] 20 | | } [INFO] [stdout] 21 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `address` is never read [INFO] [stdout] --> src/xxd/dump.rs:228:9 [INFO] [stdout] | [INFO] [stdout] 228 | address += data.len(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/xxd/dump.rs:190:58 [INFO] [stdout] | [INFO] [stdout] 190 | let bytes_written = self.write_bytes(f).map_err(|e| ::std::fmt::Error)?; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/xxd/dump.rs:195:13 [INFO] [stdout] | [INFO] [stdout] 195 | for i in 0..padding { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/xxd/lib.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | / error_chain!{ [INFO] [stdout] 17 | | foreign_links { [INFO] [stdout] 18 | | FormatError(::std::fmt::Error); [INFO] [stdout] 19 | | Io(::std::io::Error); [INFO] [stdout] 20 | | } [INFO] [stdout] 21 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `TestFixture` [INFO] [stdout] --> src/xxd/dump.rs:245:12 [INFO] [stdout] | [INFO] [stdout] 245 | struct TestFixture { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/xxd/dump.rs:251:12 [INFO] [stdout] | [INFO] [stdout] 251 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `data` [INFO] [stdout] --> src/xxd/dump.rs:258:12 [INFO] [stdout] | [INFO] [stdout] 258 | fn data(&self) -> &[u8] { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `small_data` [INFO] [stdout] --> src/xxd/dump.rs:262:12 [INFO] [stdout] | [INFO] [stdout] 262 | fn small_data(&self) -> &[u8] { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/xxd/dump.rs:188:13 [INFO] [stdout] | [INFO] [stdout] 188 | self.write_address(f); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/xxd/dump.rs:199:13 [INFO] [stdout] | [INFO] [stdout] 199 | self.write_interpretation(f); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/xxd/dump.rs:236:5 [INFO] [stdout] | [INFO] [stdout] 236 | writer.write_fmt(format_args!("{}\n", output_line)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `address` is never read [INFO] [stdout] --> src/xxd/dump.rs:228:9 [INFO] [stdout] | [INFO] [stdout] 228 | address += data.len(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/xxd/dump.rs:190:58 [INFO] [stdout] | [INFO] [stdout] 190 | let bytes_written = self.write_bytes(f).map_err(|e| ::std::fmt::Error)?; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/xxd/dump.rs:195:13 [INFO] [stdout] | [INFO] [stdout] 195 | for i in 0..padding { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output_settings` [INFO] [stdout] --> src/xxd/dump.rs:269:13 [INFO] [stdout] | [INFO] [stdout] 269 | let output_settings = OutputSettings::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_settings` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output_line` [INFO] [stdout] --> src/xxd/dump.rs:343:13 [INFO] [stdout] | [INFO] [stdout] 343 | let output_line = OutputLine::new(fixture.data()); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_output_line` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 31 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/xxd/dump.rs:281:13 [INFO] [stdout] | [INFO] [stdout] 281 | let mut output_settings = OutputSettings::new() [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: variable does not need to be mutable [INFO] [stdout] --> src/xxd/dump.rs:300:17 [INFO] [stdout] | [INFO] [stdout] 300 | let mut output_settings = OutputSettings::new().columns(columns).group_size(group_size); [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/xxd/dump.rs:306:17 [INFO] [stdout] | [INFO] [stdout] 306 | let mut output_settings = OutputSettings::new().columns(columns).group_size(group_size); [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/xxd/dump.rs:312:17 [INFO] [stdout] | [INFO] [stdout] 312 | let mut output_settings = OutputSettings::new().columns(columns).group_size(group_size); [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_command_available` [INFO] [stdout] --> tests/integration_tests.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn is_command_available(command: String) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Language` [INFO] [stdout] --> src/bin/main.rs:9:21 [INFO] [stdout] | [INFO] [stdout] 9 | use xxd::generate::{Language, Render, Template}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `stderr` [INFO] [stdout] --> src/bin/main.rs:14:15 [INFO] [stdout] | [INFO] [stdout] 14 | use std::io::{stderr, Read, Write}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bin/main.rs:49:50 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn create_reader(path: String) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::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/bin/main.rs:59:50 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn create_writer(path: String) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Language` [INFO] [stdout] --> src/bin/main.rs:9:21 [INFO] [stdout] | [INFO] [stdout] 9 | use xxd::generate::{Language, Render, Template}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `stderr` [INFO] [stdout] --> src/bin/main.rs:14:15 [INFO] [stdout] | [INFO] [stdout] 14 | use std::io::{stderr, Read, Write}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bin/main.rs:49:50 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn create_reader(path: String) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::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/bin/main.rs:59:50 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn create_writer(path: String) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/xxd/dump.rs:188:13 [INFO] [stdout] | [INFO] [stdout] 188 | self.write_address(f); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/xxd/dump.rs:199:13 [INFO] [stdout] | [INFO] [stdout] 199 | self.write_interpretation(f); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/xxd/dump.rs:236:5 [INFO] [stdout] | [INFO] [stdout] 236 | writer.write_fmt(format_args!("{}\n", output_line)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stdout] --> src/bin/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | / error_chain! { [INFO] [stdout] 20 | | foreign_links { [INFO] [stdout] 21 | | ParseError(::std::num::ParseIntError); [INFO] [stdout] 22 | | Xxd(::xxd::errors::Error); [INFO] [stdout] 23 | | Io(::std::io::Error); [INFO] [stdout] 24 | | } [INFO] [stdout] 25 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stdout] --> src/bin/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | / error_chain! { [INFO] [stdout] 20 | | foreign_links { [INFO] [stdout] 21 | | ParseError(::std::num::ParseIntError); [INFO] [stdout] 22 | | Xxd(::xxd::errors::Error); [INFO] [stdout] 23 | | Io(::std::io::Error); [INFO] [stdout] 24 | | } [INFO] [stdout] 25 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/xxd/dump.rs:442:9 [INFO] [stdout] | [INFO] [stdout] 442 | super::dump_iterator(small_data, &mut buffer, output_settings); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stdout] --> src/bin/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | / error_chain! { [INFO] [stdout] 20 | | foreign_links { [INFO] [stdout] 21 | | ParseError(::std::num::ParseIntError); [INFO] [stdout] 22 | | Xxd(::xxd::errors::Error); [INFO] [stdout] 23 | | Io(::std::io::Error); [INFO] [stdout] 24 | | } [INFO] [stdout] 25 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stdout] --> src/bin/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | / error_chain! { [INFO] [stdout] 20 | | foreign_links { [INFO] [stdout] 21 | | ParseError(::std::num::ParseIntError); [INFO] [stdout] 22 | | Xxd(::xxd::errors::Error); [INFO] [stdout] 23 | | Io(::std::io::Error); [INFO] [stdout] 24 | | } [INFO] [stdout] 25 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 30 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/bin/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | / error_chain! { [INFO] [stdout] 20 | | foreign_links { [INFO] [stdout] 21 | | ParseError(::std::num::ParseIntError); [INFO] [stdout] 22 | | Xxd(::xxd::errors::Error); [INFO] [stdout] 23 | | Io(::std::io::Error); [INFO] [stdout] 24 | | } [INFO] [stdout] 25 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/bin/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | / error_chain! { [INFO] [stdout] 20 | | foreign_links { [INFO] [stdout] 21 | | ParseError(::std::num::ParseIntError); [INFO] [stdout] 22 | | Xxd(::xxd::errors::Error); [INFO] [stdout] 23 | | Io(::std::io::Error); [INFO] [stdout] 24 | | } [INFO] [stdout] 25 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/bin/main.rs:115:16 [INFO] [stdout] | [INFO] [stdout] 115 | fn convert<'a>(args: Option<&ArgMatches<'a>>) -> Result<()> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/bin/main.rs:115:16 [INFO] [stdout] | [INFO] [stdout] 115 | fn convert<'a>(args: Option<&ArgMatches<'a>>) -> Result<()> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [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/bin/main.rs:63:17 [INFO] [stdout] | [INFO] [stdout] 63 | let mut file_writer = std::fs::File::create(path)?; [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: variable does not need to be mutable [INFO] [stdout] --> src/bin/main.rs:101:9 [INFO] [stdout] | [INFO] [stdout] 101 | let mut settings = OutputSettings::new() [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/main.rs:63:17 [INFO] [stdout] | [INFO] [stdout] 63 | let mut file_writer = std::fs::File::create(path)?; [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: variable does not need to be mutable [INFO] [stdout] --> src/bin/main.rs:101:9 [INFO] [stdout] | [INFO] [stdout] 101 | let mut settings = OutputSettings::new() [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `convert` [INFO] [stdout] --> src/bin/main.rs:115:4 [INFO] [stdout] | [INFO] [stdout] 115 | fn convert<'a>(args: Option<&ArgMatches<'a>>) -> Result<()> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `command_not_supported` [INFO] [stdout] --> src/bin/main.rs:146:4 [INFO] [stdout] | [INFO] [stdout] 146 | fn command_not_supported() -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/main.rs:78:5 [INFO] [stdout] | [INFO] [stdout] 78 | / match length { [INFO] [stdout] 79 | | None => dump_iterator( [INFO] [stdout] 80 | | reader.bytes().skip(seek).flat_map(|result| result), [INFO] [stdout] 81 | | &mut *writer, [INFO] [stdout] ... | [INFO] [stdout] 92 | | ), [INFO] [stdout] 93 | | }; [INFO] [stdout] | |______^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/main.rs:142:5 [INFO] [stdout] | [INFO] [stdout] 142 | writer.write_fmt(format_args!("{}\n", template.render(&data))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/main.rs:151:5 [INFO] [stdout] | [INFO] [stdout] 151 | std::io::stderr().write_fmt(format_args!("xxd-rs: {}\n", error)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `convert` [INFO] [stdout] --> src/bin/main.rs:115:4 [INFO] [stdout] | [INFO] [stdout] 115 | fn convert<'a>(args: Option<&ArgMatches<'a>>) -> Result<()> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `command_not_supported` [INFO] [stdout] --> src/bin/main.rs:146:4 [INFO] [stdout] | [INFO] [stdout] 146 | fn command_not_supported() -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/main.rs:78:5 [INFO] [stdout] | [INFO] [stdout] 78 | / match length { [INFO] [stdout] 79 | | None => dump_iterator( [INFO] [stdout] 80 | | reader.bytes().skip(seek).flat_map(|result| result), [INFO] [stdout] 81 | | &mut *writer, [INFO] [stdout] ... | [INFO] [stdout] 92 | | ), [INFO] [stdout] 93 | | }; [INFO] [stdout] | |______^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/main.rs:142:5 [INFO] [stdout] | [INFO] [stdout] 142 | writer.write_fmt(format_args!("{}\n", template.render(&data))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/main.rs:151:5 [INFO] [stdout] | [INFO] [stdout] 151 | std::io::stderr().write_fmt(format_args!("xxd-rs: {}\n", error)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.97s [INFO] running `Command { std: "docker" "inspect" "8d02591e22a975df36ecf6cb00b59761801e941edc6a8927a7c3b325782977bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d02591e22a975df36ecf6cb00b59761801e941edc6a8927a7c3b325782977bd", kill_on_drop: false }` [INFO] [stdout] 8d02591e22a975df36ecf6cb00b59761801e941edc6a8927a7c3b325782977bd