[INFO] cloning repository https://github.com/boatboatboatboat/testpacito
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/boatboatboatboat/testpacito" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboatboatboatboat%2Ftestpacito", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboatboatboatboat%2Ftestpacito'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a60eb4a7daa491b952f23c80da8575bb97ce941b
[INFO] checking boatboatboatboat/testpacito against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboatboatboatboat%2Ftestpacito" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/boatboatboatboat/testpacito on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/boatboatboatboat/testpacito
[INFO] finished tweaking git repo https://github.com/boatboatboatboat/testpacito
[INFO] tweaked toml for git repo https://github.com/boatboatboatboat/testpacito written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/boatboatboatboat/testpacito already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7aa4e77d7bdf34a9667831a9c867affdbc0b71397d0bff6255bff508ca55f5ed
[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" "7aa4e77d7bdf34a9667831a9c867affdbc0b71397d0bff6255bff508ca55f5ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7aa4e77d7bdf34a9667831a9c867affdbc0b71397d0bff6255bff508ca55f5ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aa4e77d7bdf34a9667831a9c867affdbc0b71397d0bff6255bff508ca55f5ed", kill_on_drop: false }`
[INFO] [stdout] 7aa4e77d7bdf34a9667831a9c867affdbc0b71397d0bff6255bff508ca55f5ed
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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] a7c69f6689d327a12f2c78cb8227d957099a2695addb355a75d014f5efb603b6
[INFO] running `Command { std: "docker" "start" "-a" "a7c69f6689d327a12f2c78cb8227d957099a2695addb355a75d014f5efb603b6", kill_on_drop: false }`
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]    Compiling testpacito v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling libc-stdhandle v0.1.0
[INFO] [stderr]     Checking getrandom v0.1.13
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking gag v0.1.10
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/printf_tests.rs:165:2
[INFO] [stdout]     |
[INFO] [stdout] 165 | /     macro_rules! csp {
[INFO] [stdout] 166 | |         ($x:expr) => {
[INFO] [stdout] 167 | |             {
[INFO] [stdout] 168 | |                 let d = CString::new($x).unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 171 | |         }
[INFO] [stdout] 172 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ft_printf`
[INFO] [stdout]  --> src/printf_tests.rs:9:2
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn ft_printf(format: *const c_char, ...) -> i32;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `USABLE_STRINGS`
[INFO] [stdout]    --> src/printf_tests.rs:331:2
[INFO] [stdout]     |
[INFO] [stdout] 331 | /     const USABLE_STRINGS: [&str; 18] = [
[INFO] [stdout] 332 | |         "hello world",
[INFO] [stdout] 333 | |         "despacito",
[INFO] [stdout] 334 | |         "esketit",
[INFO] [stdout] ...   |
[INFO] [stdout] 349 | |         "oof"
[INFO] [stdout] 350 | |     ];
[INFO] [stdout]     | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `FLAGS`
[INFO] [stdout]    --> src/printf_tests.rs:376:2
[INFO] [stdout]     |
[INFO] [stdout] 376 |     const FLAGS: u32 = 12;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ALL_THE_FLAGS`
[INFO] [stdout]    --> src/printf_tests.rs:378:2
[INFO] [stdout]     |
[INFO] [stdout] 378 | /     const ALL_THE_FLAGS: [char; 12] = [
[INFO] [stdout] 379 | |         '-',
[INFO] [stdout] 380 | |         '0',
[INFO] [stdout] 381 | |         '.',
[INFO] [stdout] ...   |
[INFO] [stdout] 391 | |         '9',
[INFO] [stdout] 392 | |     ];
[INFO] [stdout]     | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `isdigit`
[INFO] [stdout]    --> src/printf_tests.rs:394:5
[INFO] [stdout]     |
[INFO] [stdout] 394 |     fn isdigit(c: char) -> bool {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `single_string_tester`
[INFO] [stdout]    --> src/printf_tests.rs:400:5
[INFO] [stdout]     |
[INFO] [stdout] 400 |     fn single_string_tester(format: String, arg: String) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `numerical_tester`
[INFO] [stdout]    --> src/printf_tests.rs:441:5
[INFO] [stdout]     |
[INFO] [stdout] 441 |     fn numerical_tester(format: String, arg: u32) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `standalone_tester`
[INFO] [stdout]    --> src/printf_tests.rs:481:5
[INFO] [stdout]     |
[INFO] [stdout] 481 |     fn standalone_tester(format: String) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `generate_format_string`
[INFO] [stdout]    --> src/printf_tests.rs:522:5
[INFO] [stdout]     |
[INFO] [stdout] 522 |     fn generate_format_string(specifier: char, n: u8) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spec_s_fuzzer_standalone`
[INFO] [stdout]    --> src/printf_tests.rs:542:5
[INFO] [stdout]     |
[INFO] [stdout] 542 |     fn spec_s_fuzzer_standalone() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spec_d_fuzzer_standalone`
[INFO] [stdout]    --> src/printf_tests.rs:555:5
[INFO] [stdout]     |
[INFO] [stdout] 555 |     fn spec_d_fuzzer_standalone() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spec_c_fuzzer_standalone`
[INFO] [stdout]    --> src/printf_tests.rs:568:5
[INFO] [stdout]     |
[INFO] [stdout] 568 |     fn spec_c_fuzzer_standalone() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spec_p_fuzzer_standalone`
[INFO] [stdout]    --> src/printf_tests.rs:581:5
[INFO] [stdout]     |
[INFO] [stdout] 581 |     fn spec_p_fuzzer_standalone() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spec_i_fuzzer_standalone`
[INFO] [stdout]    --> src/printf_tests.rs:594:5
[INFO] [stdout]     |
[INFO] [stdout] 594 |     fn spec_i_fuzzer_standalone() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spec_u_fuzzer_standalone`
[INFO] [stdout]    --> src/printf_tests.rs:607:5
[INFO] [stdout]     |
[INFO] [stdout] 607 |     fn spec_u_fuzzer_standalone() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spec_xlw_fuzzer_standalone`
[INFO] [stdout]    --> src/printf_tests.rs:620:5
[INFO] [stdout]     |
[INFO] [stdout] 620 |     fn spec_xlw_fuzzer_standalone() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spec_xup_fuzzer_standalone`
[INFO] [stdout]    --> src/printf_tests.rs:633:5
[INFO] [stdout]     |
[INFO] [stdout] 633 |     fn spec_xup_fuzzer_standalone() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `spec_percent_fuzzer_standalone`
[INFO] [stdout]    --> src/printf_tests.rs:646:5
[INFO] [stdout]     |
[INFO] [stdout] 646 |     fn spec_percent_fuzzer_standalone() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/printf_tests.rs:424:11
[INFO] [stdout]     |
[INFO] [stdout] 424 |             panic!(err_msg);
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 424 |             panic!("{}", err_msg);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/printf_tests.rs:438:11
[INFO] [stdout]     |
[INFO] [stdout] 438 |             panic!(err_msg);
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 438 |             panic!("{}", err_msg);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/printf_tests.rs:464:11
[INFO] [stdout]     |
[INFO] [stdout] 464 |             panic!(err_msg);
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 464 |             panic!("{}", err_msg);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/printf_tests.rs:478:11
[INFO] [stdout]     |
[INFO] [stdout] 478 |             panic!(err_msg);
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 478 |             panic!("{}", err_msg);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/printf_tests.rs:504:11
[INFO] [stdout]     |
[INFO] [stdout] 504 |             panic!(err_msg);
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 504 |             panic!("{}", err_msg);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/printf_tests.rs:518:11
[INFO] [stdout]     |
[INFO] [stdout] 518 |             panic!(err_msg);
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 518 |             panic!("{}", err_msg);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/printf_tests.rs:543:73
[INFO] [stdout]     |
[INFO] [stdout] 543 |         unsafe { libc::setlocale(libc::LC_ALL, CString::new("en_US").unwrap().as_ptr()) };
[INFO] [stdout]     |                                                ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/printf_tests.rs:556:73
[INFO] [stdout]     |
[INFO] [stdout] 556 |         unsafe { libc::setlocale(libc::LC_ALL, CString::new("en_US").unwrap().as_ptr()) };
[INFO] [stdout]     |                                                ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/printf_tests.rs:569:73
[INFO] [stdout]     |
[INFO] [stdout] 569 |         unsafe { libc::setlocale(libc::LC_ALL, CString::new("en_US").unwrap().as_ptr()) };
[INFO] [stdout]     |                                                ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/printf_tests.rs:582:73
[INFO] [stdout]     |
[INFO] [stdout] 582 |         unsafe { libc::setlocale(libc::LC_ALL, CString::new("en_US").unwrap().as_ptr()) };
[INFO] [stdout]     |                                                ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/printf_tests.rs:595:73
[INFO] [stdout]     |
[INFO] [stdout] 595 |         unsafe { libc::setlocale(libc::LC_ALL, CString::new("en_US").unwrap().as_ptr()) };
[INFO] [stdout]     |                                                ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/printf_tests.rs:608:73
[INFO] [stdout]     |
[INFO] [stdout] 608 |         unsafe { libc::setlocale(libc::LC_ALL, CString::new("en_US").unwrap().as_ptr()) };
[INFO] [stdout]     |                                                ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/printf_tests.rs:621:73
[INFO] [stdout]     |
[INFO] [stdout] 621 |         unsafe { libc::setlocale(libc::LC_ALL, CString::new("en_US").unwrap().as_ptr()) };
[INFO] [stdout]     |                                                ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/printf_tests.rs:634:73
[INFO] [stdout]     |
[INFO] [stdout] 634 |         unsafe { libc::setlocale(libc::LC_ALL, CString::new("en_US").unwrap().as_ptr()) };
[INFO] [stdout]     |                                                ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/printf_tests.rs:647:73
[INFO] [stdout]     |
[INFO] [stdout] 647 |         unsafe { libc::setlocale(libc::LC_ALL, CString::new("en_US").unwrap().as_ptr()) };
[INFO] [stdout]     |                                                ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/printf_tests.rs:41:15
[INFO] [stdout]     |
[INFO] [stdout] 41  |                               panic!(err_msg);
[INFO] [stdout]     |                                      ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 | /     printf_tester! {
[INFO] [stdout] 176 | |         normal
[INFO] [stdout] 177 | |         basic_1, "hello, world!";
[INFO] [stdout] 178 | |         basic_2, "wie dit leest is gek";
[INFO] [stdout] ...   |
[INFO] [stdout] 203 | |         spec_pc_lj_0pad_width, "%-05%";
[INFO] [stdout] 204 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `printf_tester` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 41  |                             panic!("{}", err_msg);
[INFO] [stdout]     |                                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/printf_tests.rs:55:15
[INFO] [stdout]     |
[INFO] [stdout] 55  |                               panic!(err_msg);
[INFO] [stdout]     |                                      ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 | /     printf_tester! {
[INFO] [stdout] 176 | |         normal
[INFO] [stdout] 177 | |         basic_1, "hello, world!";
[INFO] [stdout] 178 | |         basic_2, "wie dit leest is gek";
[INFO] [stdout] ...   |
[INFO] [stdout] 203 | |         spec_pc_lj_0pad_width, "%-05%";
[INFO] [stdout] 204 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `printf_tester` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 55  |                             panic!("{}", err_msg);
[INFO] [stdout]     |                                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/printf_tests.rs:41:15
[INFO] [stdout]     |
[INFO] [stdout] 41  |                               panic!(err_msg);
[INFO] [stdout]     |                                      ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 | /     printf_tester! {
[INFO] [stdout] 176 | |         normal
[INFO] [stdout] 177 | |         basic_1, "hello, world!";
[INFO] [stdout] 178 | |         basic_2, "wie dit leest is gek";
[INFO] [stdout] ...   |
[INFO] [stdout] 203 | |         spec_pc_lj_0pad_width, "%-05%";
[INFO] [stdout] 204 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `printf_tester` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 41  |                             panic!("{}", err_msg);
[INFO] [stdout]     |                                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/printf_tests.rs:141:15
[INFO] [stdout]     |
[INFO] [stdout] 141 |                               panic!(err_msg);
[INFO] [stdout]     |                                      ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 206 | /     printf_tester! {
[INFO] [stdout] 207 | |         vararg
[INFO] [stdout] 208 | |         s_char, "hello,%cworld!", b'7';
[INFO] [stdout] 209 | |         s_escape, "hello,%%world!", b'7';
[INFO] [stdout] ...   |
[INFO] [stdout] 294 | |         none_vararg, "%", 123;
[INFO] [stdout] 295 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `printf_tester` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 141 |                             panic!("{}", err_msg);
[INFO] [stdout]     |                                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/printf_tests.rs:158:15
[INFO] [stdout]     |
[INFO] [stdout] 158 |                               panic!(err_msg);
[INFO] [stdout]     |                                      ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 206 | /     printf_tester! {
[INFO] [stdout] 207 | |         vararg
[INFO] [stdout] 208 | |         s_char, "hello,%cworld!", b'7';
[INFO] [stdout] 209 | |         s_escape, "hello,%%world!", b'7';
[INFO] [stdout] ...   |
[INFO] [stdout] 294 | |         none_vararg, "%", 123;
[INFO] [stdout] 295 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `printf_tester` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 158 |                             panic!("{}", err_msg);
[INFO] [stdout]     |                                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/printf_tests.rs:141:15
[INFO] [stdout]     |
[INFO] [stdout] 141 |                               panic!(err_msg);
[INFO] [stdout]     |                                      ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 297 | /     printf_tester! {
[INFO] [stdout] 298 | |         vararg
[INFO] [stdout] 299 | |         spec_s_basic1, "only wear designer, %s.", csp!("esketit");
[INFO] [stdout] 300 | |         spec_s_basic2, "roken is %s.", csp!("dodelijk");
[INFO] [stdout] ...   |
[INFO] [stdout] 328 | |         d_prec_fits_neg, "%.6d", -3 as isize;
[INFO] [stdout] 329 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `printf_tester` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 141 |                             panic!("{}", err_msg);
[INFO] [stdout]     |                                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/printf_tests.rs:158:15
[INFO] [stdout]     |
[INFO] [stdout] 158 |                               panic!(err_msg);
[INFO] [stdout]     |                                      ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 297 | /     printf_tester! {
[INFO] [stdout] 298 | |         vararg
[INFO] [stdout] 299 | |         spec_s_basic1, "only wear designer, %s.", csp!("esketit");
[INFO] [stdout] 300 | |         spec_s_basic2, "roken is %s.", csp!("dodelijk");
[INFO] [stdout] ...   |
[INFO] [stdout] 328 | |         d_prec_fits_neg, "%.6d", -3 as isize;
[INFO] [stdout] 329 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `printf_tester` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 158 |                             panic!("{}", err_msg);
[INFO] [stdout]     |                                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/printf_tests.rs:424:11
[INFO] [stdout]     |
[INFO] [stdout] 424 |             panic!(err_msg);
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 424 |             panic!("{}", err_msg);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/printf_tests.rs:438:11
[INFO] [stdout]     |
[INFO] [stdout] 438 |             panic!(err_msg);
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 438 |             panic!("{}", err_msg);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/printf_tests.rs:464:11
[INFO] [stdout]     |
[INFO] [stdout] 464 |             panic!(err_msg);
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 464 |             panic!("{}", err_msg);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/printf_tests.rs:478:11
[INFO] [stdout]     |
[INFO] [stdout] 478 |             panic!(err_msg);
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 478 |             panic!("{}", err_msg);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/printf_tests.rs:504:11
[INFO] [stdout]     |
[INFO] [stdout] 504 |             panic!(err_msg);
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 504 |             panic!("{}", err_msg);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/printf_tests.rs:518:11
[INFO] [stdout]     |
[INFO] [stdout] 518 |             panic!(err_msg);
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 518 |             panic!("{}", err_msg);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/printf_tests.rs:543:73
[INFO] [stdout]     |
[INFO] [stdout] 543 |         unsafe { libc::setlocale(libc::LC_ALL, CString::new("en_US").unwrap().as_ptr()) };
[INFO] [stdout]     |                                                ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/printf_tests.rs:556:73
[INFO] [stdout]     |
[INFO] [stdout] 556 |         unsafe { libc::setlocale(libc::LC_ALL, CString::new("en_US").unwrap().as_ptr()) };
[INFO] [stdout]     |                                                ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/printf_tests.rs:569:73
[INFO] [stdout]     |
[INFO] [stdout] 569 |         unsafe { libc::setlocale(libc::LC_ALL, CString::new("en_US").unwrap().as_ptr()) };
[INFO] [stdout]     |                                                ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/printf_tests.rs:582:73
[INFO] [stdout]     |
[INFO] [stdout] 582 |         unsafe { libc::setlocale(libc::LC_ALL, CString::new("en_US").unwrap().as_ptr()) };
[INFO] [stdout]     |                                                ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/printf_tests.rs:595:73
[INFO] [stdout]     |
[INFO] [stdout] 595 |         unsafe { libc::setlocale(libc::LC_ALL, CString::new("en_US").unwrap().as_ptr()) };
[INFO] [stdout]     |                                                ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/printf_tests.rs:608:73
[INFO] [stdout]     |
[INFO] [stdout] 608 |         unsafe { libc::setlocale(libc::LC_ALL, CString::new("en_US").unwrap().as_ptr()) };
[INFO] [stdout]     |                                                ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/printf_tests.rs:621:73
[INFO] [stdout]     |
[INFO] [stdout] 621 |         unsafe { libc::setlocale(libc::LC_ALL, CString::new("en_US").unwrap().as_ptr()) };
[INFO] [stdout]     |                                                ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/printf_tests.rs:634:73
[INFO] [stdout]     |
[INFO] [stdout] 634 |         unsafe { libc::setlocale(libc::LC_ALL, CString::new("en_US").unwrap().as_ptr()) };
[INFO] [stdout]     |                                                ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/printf_tests.rs:647:73
[INFO] [stdout]     |
[INFO] [stdout] 647 |         unsafe { libc::setlocale(libc::LC_ALL, CString::new("en_US").unwrap().as_ptr()) };
[INFO] [stdout]     |                                                ------------------------------ ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.40s
[INFO] running `Command { std: "docker" "inspect" "a7c69f6689d327a12f2c78cb8227d957099a2695addb355a75d014f5efb603b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7c69f6689d327a12f2c78cb8227d957099a2695addb355a75d014f5efb603b6", kill_on_drop: false }`
[INFO] [stdout] a7c69f6689d327a12f2c78cb8227d957099a2695addb355a75d014f5efb603b6