[INFO] cloning repository https://github.com/gjf2a/shell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gjf2a/shell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgjf2a%2Fshell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgjf2a%2Fshell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac3839858ffd29b0c2d6052539761a9c19a433eb
[INFO] checking gjf2a/shell against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgjf2a%2Fshell" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gjf2a/shell
[INFO] finished tweaking git repo https://github.com/gjf2a/shell
[INFO] tweaked toml for git repo https://github.com/gjf2a/shell written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gjf2a/shell on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gjf2a/shell already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `enum_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../enum_demo
[INFO] [stderr]   |                                                  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `enum-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/enum_demo.rs
[INFO] [stderr] 1 + src/bin/enum-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `for_demos` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../for_demos
[INFO] [stderr]   |                                                  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `for-demos`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/for_demos.rs
[INFO] [stderr] 1 + src/bin/for-demos.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `fork_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../fork_demo
[INFO] [stderr]   |                                                  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `fork-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/fork_demo.rs
[INFO] [stderr] 1 + src/bin/fork-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `fork_demo_2` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../fork_demo_2
[INFO] [stderr]   |                                                  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `fork-demo-2`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/fork_demo_2.rs
[INFO] [stderr] 1 + src/bin/fork-demo-2.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `fork_demo_3` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../fork_demo_3
[INFO] [stderr]   |                                                  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `fork-demo-3`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/fork_demo_3.rs
[INFO] [stderr] 1 + src/bin/fork-demo-3.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `fork_fd` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../fork_fd
[INFO] [stderr]   |                                                  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `fork-fd`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/fork_fd.rs
[INFO] [stderr] 1 + src/bin/fork-fd.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `fork_ls_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../fork_ls_demo
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `fork-ls-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/fork_ls_demo.rs
[INFO] [stderr] 1 + src/bin/fork-ls-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `if_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../if_demo
[INFO] [stderr]   |                                                  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `if-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/if_demo.rs
[INFO] [stderr] 1 + src/bin/if-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `key_line` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../key_line
[INFO] [stderr]   |                                                  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `key-line`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/key_line.rs
[INFO] [stderr] 1 + src/bin/key-line.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `nix_creat` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../nix_creat
[INFO] [stderr]   |                                                  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `nix-creat`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/nix_creat.rs
[INFO] [stderr] 1 + src/bin/nix-creat.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `nix_kitty` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../nix_kitty
[INFO] [stderr]   |                                                  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `nix-kitty`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/nix_kitty.rs
[INFO] [stderr] 1 + src/bin/nix-kitty.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `pipe_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../pipe_demo
[INFO] [stderr]   |                                                  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `pipe-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/pipe_demo.rs
[INFO] [stderr] 1 + src/bin/pipe-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `pipe_demo_2` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../pipe_demo_2
[INFO] [stderr]   |                                                  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `pipe-demo-2`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/pipe_demo_2.rs
[INFO] [stderr] 1 + src/bin/pipe-demo-2.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `pipe_demo_3` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../pipe_demo_3
[INFO] [stderr]   |                                                  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `pipe-demo-3`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/pipe_demo_3.rs
[INFO] [stderr] 1 + src/bin/pipe-demo-3.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `split_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../split_demo
[INFO] [stderr]   |                                                  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `split-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/split_demo.rs
[INFO] [stderr] 1 + src/bin/split-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `struct_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../struct_demo
[INFO] [stderr]   |                                                  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `struct-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/struct_demo.rs
[INFO] [stderr] 1 + src/bin/struct-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `thread_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../thread_demo
[INFO] [stderr]   |                                                  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `thread-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/thread_demo.rs
[INFO] [stderr] 1 + src/bin/thread-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `thread_demo_atomic` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../thread_demo_atomic
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `thread-demo-atomic`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/thread_demo_atomic.rs
[INFO] [stderr] 1 + src/bin/thread-demo-atomic.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `thread_demo_atomic_2` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../thread_demo_atomic_2
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `thread-demo-atomic-2`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/thread_demo_atomic_2.rs
[INFO] [stderr] 1 + src/bin/thread-demo-atomic-2.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `typing_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../typing_demo
[INFO] [stderr]   |                                                  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `typing-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/typing_demo.rs
[INFO] [stderr] 1 + src/bin/typing-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `word_hist` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc2/source/target/.../word_hist
[INFO] [stderr]   |                                                  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `word-hist`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/word_hist.rs
[INFO] [stderr] 1 + src/bin/word-hist.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `shell` (manifest) generated 21 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a241fbda5eb78e91b7bfe6967e71158fd61f6febb39a2f26d647e52d4fa69971
[INFO] running `Command { std: "docker" "start" "a241fbda5eb78e91b7bfe6967e71158fd61f6febb39a2f26d647e52d4fa69971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a241fbda5eb78e91b7bfe6967e71158fd61f6febb39a2f26d647e52d4fa69971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a241fbda5eb78e91b7bfe6967e71158fd61f6febb39a2f26d647e52d4fa69971" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a241fbda5eb78e91b7bfe6967e71158fd61f6febb39a2f26d647e52d4fa69971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a241fbda5eb78e91b7bfe6967e71158fd61f6febb39a2f26d647e52d4fa69971" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `enum_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../enum_demo
[INFO] [stderr]   |                          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `enum-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/enum_demo.rs
[INFO] [stderr] 1 + src/bin/enum-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `for_demos` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../for_demos
[INFO] [stderr]   |                          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `for-demos`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/for_demos.rs
[INFO] [stderr] 1 + src/bin/for-demos.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `fork_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../fork_demo
[INFO] [stderr]   |                          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `fork-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/fork_demo.rs
[INFO] [stderr] 1 + src/bin/fork-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `fork_demo_2` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../fork_demo_2
[INFO] [stderr]   |                          ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `fork-demo-2`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/fork_demo_2.rs
[INFO] [stderr] 1 + src/bin/fork-demo-2.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `fork_demo_3` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../fork_demo_3
[INFO] [stderr]   |                          ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `fork-demo-3`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/fork_demo_3.rs
[INFO] [stderr] 1 + src/bin/fork-demo-3.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `fork_fd` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../fork_fd
[INFO] [stderr]   |                          ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `fork-fd`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/fork_fd.rs
[INFO] [stderr] 1 + src/bin/fork-fd.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `fork_ls_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../fork_ls_demo
[INFO] [stderr]   |                          ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `fork-ls-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/fork_ls_demo.rs
[INFO] [stderr] 1 + src/bin/fork-ls-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `if_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../if_demo
[INFO] [stderr]   |                          ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `if-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/if_demo.rs
[INFO] [stderr] 1 + src/bin/if-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `key_line` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../key_line
[INFO] [stderr]   |                          ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `key-line`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/key_line.rs
[INFO] [stderr] 1 + src/bin/key-line.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `nix_creat` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../nix_creat
[INFO] [stderr]   |                          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `nix-creat`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/nix_creat.rs
[INFO] [stderr] 1 + src/bin/nix-creat.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `nix_kitty` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../nix_kitty
[INFO] [stderr]   |                          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `nix-kitty`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/nix_kitty.rs
[INFO] [stderr] 1 + src/bin/nix-kitty.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `pipe_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../pipe_demo
[INFO] [stderr]   |                          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `pipe-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/pipe_demo.rs
[INFO] [stderr] 1 + src/bin/pipe-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `pipe_demo_2` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../pipe_demo_2
[INFO] [stderr]   |                          ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `pipe-demo-2`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/pipe_demo_2.rs
[INFO] [stderr] 1 + src/bin/pipe-demo-2.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `pipe_demo_3` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../pipe_demo_3
[INFO] [stderr]   |                          ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `pipe-demo-3`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/pipe_demo_3.rs
[INFO] [stderr] 1 + src/bin/pipe-demo-3.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `split_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../split_demo
[INFO] [stderr]   |                          ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `split-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/split_demo.rs
[INFO] [stderr] 1 + src/bin/split-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `struct_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../struct_demo
[INFO] [stderr]   |                          ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `struct-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/struct_demo.rs
[INFO] [stderr] 1 + src/bin/struct-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `thread_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../thread_demo
[INFO] [stderr]   |                          ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `thread-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/thread_demo.rs
[INFO] [stderr] 1 + src/bin/thread-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `thread_demo_atomic` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../thread_demo_atomic
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `thread-demo-atomic`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/thread_demo_atomic.rs
[INFO] [stderr] 1 + src/bin/thread-demo-atomic.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `thread_demo_atomic_2` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../thread_demo_atomic_2
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `thread-demo-atomic-2`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/thread_demo_atomic_2.rs
[INFO] [stderr] 1 + src/bin/thread-demo-atomic-2.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `typing_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../typing_demo
[INFO] [stderr]   |                          ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `typing-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/typing_demo.rs
[INFO] [stderr] 1 + src/bin/typing-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `word_hist` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../word_hist
[INFO] [stderr]   |                          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `word-hist`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/word_hist.rs
[INFO] [stderr] 1 + src/bin/word-hist.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `shell` (manifest) generated 21 warnings
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] error: CRATER ERROR: C-variadic argument with type `AtFlags`.
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.26.2/src/unistd.rs:929:56
[INFO] [stdout]     |
[INFO] [stdout] 929 |                       args_p.as_ptr(), env_p.as_ptr(), flags);
[INFO] [stdout]     |                                                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `AtFlags` does not implement `VaArgSafe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.26.2/src/unistd.rs:929:56
[INFO] [stdout]     |
[INFO] [stdout] 929 |                       args_p.as_ptr(), env_p.as_ptr(), flags);
[INFO] [stdout]     |                                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: values passed as C-variadic arguments must implement `core::ffi::VaArgSafe`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #162483 <https://github.com/rust-lang/rust/issues/162483>
[INFO] [stdout]     = note: requested on the command line with `--force-warn invalid-c-variadic-arguments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nix` (lib) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "a241fbda5eb78e91b7bfe6967e71158fd61f6febb39a2f26d647e52d4fa69971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a241fbda5eb78e91b7bfe6967e71158fd61f6febb39a2f26d647e52d4fa69971", kill_on_drop: false }`
[INFO] [stdout] a241fbda5eb78e91b7bfe6967e71158fd61f6febb39a2f26d647e52d4fa69971
