[INFO] updating cached repository masami256/virtrun [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/masami256/virtrun [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/masami256/virtrun" "work/ex/clippy-test-run/sources/stable/gh/masami256/virtrun"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/masami256/virtrun'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/masami256/virtrun" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/masami256/virtrun"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/masami256/virtrun'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f000c2cfacfb641a90850ea7d6a0d355c15c7735 [INFO] sha for GitHub repo masami256/virtrun: f000c2cfacfb641a90850ea7d6a0d355c15c7735 [INFO] validating manifest of masami256/virtrun on toolchain stable [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of masami256/virtrun on toolchain stable+rustflags=-Dclippy::into_iter_on_array [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing masami256/virtrun [INFO] finished frobbing masami256/virtrun [INFO] frobbed toml for masami256/virtrun written to work/ex/clippy-test-run/sources/stable/gh/masami256/virtrun/Cargo.toml [INFO] started frobbing masami256/virtrun [INFO] finished frobbing masami256/virtrun [INFO] frobbed toml for masami256/virtrun written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/masami256/virtrun/Cargo.toml [INFO] crate masami256/virtrun has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] linting masami256/virtrun against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/masami256/virtrun:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"` [INFO] [stdout] b3443e6367e2c9811f5268bc2d1487ff729e69d57be87f6b8900c3c5026d341d [INFO] running `"docker" "start" "-a" "b3443e6367e2c9811f5268bc2d1487ff729e69d57be87f6b8900c3c5026d341d"` [INFO] [stderr] Compiling cmake v0.1.31 [INFO] [stderr] Compiling libz-sys v1.0.18 [INFO] [stderr] Checking serial-core v0.4.0 [INFO] [stderr] Checking nix v0.10.0 [INFO] [stderr] Checking serial-unix v0.4.0 [INFO] [stderr] Compiling libssh2-sys v0.2.7 [INFO] [stderr] Checking serial v0.4.0 [INFO] [stderr] Checking os_pipe v0.6.1 [INFO] [stderr] Checking ssh2 v0.3.3 [INFO] [stderr] Checking virtrun v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/main.rs:119:21 [INFO] [stderr] | [INFO] [stderr] 119 | cmd: cmd, [INFO] [stderr] | ^^^^^^^^ help: replace it with: `cmd` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_field_names)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names [INFO] [stderr] [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/main.rs:172:9 [INFO] [stderr] | [INFO] [stderr] 172 | failed_cmds: failed_cmds, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `failed_cmds` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names [INFO] [stderr] [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/main.rs:119:21 [INFO] [stderr] | [INFO] [stderr] 119 | cmd: cmd, [INFO] [stderr] | ^^^^^^^^ help: replace it with: `cmd` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::redundant_field_names)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names [INFO] [stderr] [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/main.rs:172:9 [INFO] [stderr] | [INFO] [stderr] 172 | failed_cmds: failed_cmds, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `failed_cmds` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names [INFO] [stderr] [INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly. [INFO] [stderr] --> src/main.rs:175:5 [INFO] [stderr] | [INFO] [stderr] 175 | results [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::let_and_return)] on by default [INFO] [stderr] note: this expression can be directly returned [INFO] [stderr] --> src/main.rs:168:19 [INFO] [stderr] | [INFO] [stderr] 168 | let results = ExecResults { [INFO] [stderr] | ___________________^ [INFO] [stderr] 169 | | total_cnt: total_commands, [INFO] [stderr] 170 | | success_cnt: total_commands - failed_cmds.len(), [INFO] [stderr] 171 | | failed_cnt: failed_cmds.len(), [INFO] [stderr] 172 | | failed_cmds: failed_cmds, [INFO] [stderr] 173 | | }; [INFO] [stderr] | |_____^ [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return [INFO] [stderr] [INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly. [INFO] [stderr] --> src/main.rs:175:5 [INFO] [stderr] | [INFO] [stderr] 175 | results [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::let_and_return)] on by default [INFO] [stderr] note: this expression can be directly returned [INFO] [stderr] --> src/main.rs:168:19 [INFO] [stderr] | [INFO] [stderr] 168 | let results = ExecResults { [INFO] [stderr] | ___________________^ [INFO] [stderr] 169 | | total_cnt: total_commands, [INFO] [stderr] 170 | | success_cnt: total_commands - failed_cmds.len(), [INFO] [stderr] 171 | | failed_cnt: failed_cmds.len(), [INFO] [stderr] 172 | | failed_cmds: failed_cmds, [INFO] [stderr] 173 | | }; [INFO] [stderr] | |_____^ [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:108:49 [INFO] [stderr] | [INFO] [stderr] 108 | yaml::Yaml::Integer(ref i) => { [INFO] [stderr] | ^ help: consider using `_i` instead [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tmpfiles` [INFO] [stderr] --> src/main.rs:133:20 [INFO] [stderr] | [INFO] [stderr] 133 | let (commands, tmpfiles) = create_cmdline_parameters(&data); [INFO] [stderr] | ^^^^^^^^ help: consider using `_tmpfiles` instead [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:179:9 [INFO] [stderr] | [INFO] [stderr] 179 | let mut qemu_args = create_qemu_args(data); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:108:49 [INFO] [stderr] | [INFO] [stderr] 108 | yaml::Yaml::Integer(ref i) => { [INFO] [stderr] | ^ help: consider using `_i` instead [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tmpfiles` [INFO] [stderr] --> src/main.rs:133:20 [INFO] [stderr] | [INFO] [stderr] 133 | let (commands, tmpfiles) = create_cmdline_parameters(&data); [INFO] [stderr] | ^^^^^^^^ help: consider using `_tmpfiles` instead [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:179:9 [INFO] [stderr] | [INFO] [stderr] 179 | let mut qemu_args = create_qemu_args(data); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: useless use of `format!` [INFO] [stderr] --> src/main.rs:53:15 [INFO] [stderr] | [INFO] [stderr] 53 | let dir = format!("{}", std::env::temp_dir().to_str().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `std::env::temp_dir().to_str().unwrap().to_string()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::useless_format)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do. [INFO] [stderr] --> src/main.rs:58:44 [INFO] [stderr] | [INFO] [stderr] 58 | fn create_temporay_shell_script(file_data: &String) -> NamedTempFile { [INFO] [stderr] | ^^^^^^^ help: change this to: `&str` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::ptr_arg)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead [INFO] [stderr] --> src/main.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | file.write(file_data.as_bytes()).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[deny(clippy::unused_io_amount)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount [INFO] [stderr] [INFO] [stderr] warning: single-character string constant used as pattern [INFO] [stderr] --> src/main.rs:80:33 [INFO] [stderr] | [INFO] [stderr] 80 | if cmd.contains("\n") { [INFO] [stderr] | ^^^^ help: try using a char instead: `'\n'` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::single_char_pattern)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern [INFO] [stderr] [INFO] [stderr] warning: useless use of `format!` [INFO] [stderr] --> src/main.rs:83:32 [INFO] [stderr] | [INFO] [stderr] 83 | let name = format!("{}", filename_from_tempfile(&file)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `filename_from_tempfile(&file).to_string()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: useless use of `format!` [INFO] [stderr] --> src/main.rs:104:51 [INFO] [stderr] | [INFO] [stderr] 104 | args_vec.push(format!("{}", val.as_str().unwrap())); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `val.as_str().unwrap().to_string()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: useless use of `format!` [INFO] [stderr] --> src/main.rs:53:15 [INFO] [stderr] | [INFO] [stderr] 53 | let dir = format!("{}", std::env::temp_dir().to_str().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `std::env::temp_dir().to_str().unwrap().to_string()` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::useless_format)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do. [INFO] [stderr] --> src/main.rs:58:44 [INFO] [stderr] | [INFO] [stderr] 58 | fn create_temporay_shell_script(file_data: &String) -> NamedTempFile { [INFO] [stderr] | ^^^^^^^ help: change this to: `&str` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::ptr_arg)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] error: handle written amount returned or use `Write::write_all` instead [INFO] [stderr] --> src/main.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | file.write(file_data.as_bytes()).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[deny(clippy::unused_io_amount)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_io_amount [INFO] [stderr] [INFO] [stderr] warning: single-character string constant used as pattern [INFO] [stderr] --> src/main.rs:80:33 [INFO] [stderr] | [INFO] [stderr] 80 | if cmd.contains("\n") { [INFO] [stderr] | ^^^^ help: try using a char instead: `'\n'` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::single_char_pattern)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern [INFO] [stderr] [INFO] [stderr] warning: useless use of `format!` [INFO] [stderr] --> src/main.rs:83:32 [INFO] [stderr] | [INFO] [stderr] 83 | let name = format!("{}", filename_from_tempfile(&file)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `filename_from_tempfile(&file).to_string()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: useless use of `format!` [INFO] [stderr] --> src/main.rs:104:51 [INFO] [stderr] | [INFO] [stderr] 104 | args_vec.push(format!("{}", val.as_str().unwrap())); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `val.as_str().unwrap().to_string()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: useless use of `format!` [INFO] [stderr] --> src/main.rs:181:20 [INFO] [stderr] | [INFO] [stderr] 181 | let qemu_bin = format!("{}", data["qemu_options"]["bin"].as_str().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `data["qemu_options"]["bin"].as_str().unwrap().to_string()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: useless use of `format!` [INFO] [stderr] --> src/main.rs:181:20 [INFO] [stderr] | [INFO] [stderr] 181 | let qemu_bin = format!("{}", data["qemu_options"]["bin"].as_str().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `data["qemu_options"]["bin"].as_str().unwrap().to_string()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do. [INFO] [stderr] --> src/main.rs:212:44 [INFO] [stderr] | [INFO] [stderr] 212 | fn get_pty_device_from_qemu_output(output: &String) -> String { [INFO] [stderr] | ^^^^^^^ help: change this to: `&str` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do. [INFO] [stderr] --> src/main.rs:212:44 [INFO] [stderr] | [INFO] [stderr] 212 | fn get_pty_device_from_qemu_output(output: &String) -> String { [INFO] [stderr] | ^^^^^^^ help: change this to: `&str` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg [INFO] [stderr] [INFO] [stderr] warning: useless use of `format!` [INFO] [stderr] --> src/main.rs:228:22 [INFO] [stderr] | [INFO] [stderr] 228 | actual_val = format!("{}", val.as_str().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `val.as_str().unwrap().to_string()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: useless use of `format!` [INFO] [stderr] --> src/main.rs:228:22 [INFO] [stderr] | [INFO] [stderr] 228 | actual_val = format!("{}", val.as_str().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `val.as_str().unwrap().to_string()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: useless use of `format!` [INFO] [stderr] --> src/main.rs:258:13 [INFO] [stderr] | [INFO] [stderr] 258 | let s = format!("-daemonize"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"-daemonize".to_string()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format [INFO] [stderr] [INFO] [stderr] warning: useless use of `format!` [INFO] [stderr] --> src/main.rs:258:13 [INFO] [stderr] | [INFO] [stderr] 258 | let s = format!("-daemonize"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"-daemonize".to_string()` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `virtrun`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: Could not compile `virtrun`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "b3443e6367e2c9811f5268bc2d1487ff729e69d57be87f6b8900c3c5026d341d"` [INFO] running `"docker" "rm" "-f" "b3443e6367e2c9811f5268bc2d1487ff729e69d57be87f6b8900c3c5026d341d"` [INFO] [stdout] b3443e6367e2c9811f5268bc2d1487ff729e69d57be87f6b8900c3c5026d341d