[INFO] updating cached repository https://github.com/maralla/pack
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7ef7465e12dd30829035e106ead13206775058fc
[INFO] checking maralla/pack against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaralla%2Fpack" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maralla/pack on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/maralla/pack
[INFO] finished tweaking git repo https://github.com/maralla/pack
[INFO] tweaked toml for git repo https://github.com/maralla/pack written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/maralla/pack already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8ac8dc517de9ddc4b8097c45cc74fcb6c9981c4b4f575f73277d964f29bf05af
[INFO] running `"docker" "start" "-a" "8ac8dc517de9ddc4b8097c45cc74fcb6c9981c4b4f575f73277d964f29bf05af"`
[INFO] [stderr]    Compiling libgit2-sys v0.7.10
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking rand v0.3.20
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]     Checking clap v2.30.0
[INFO] [stderr]     Checking chan v0.1.20
[INFO] [stderr]     Checking git2 v0.7.5
[INFO] [stderr]     Checking pack v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/echo.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | /     lazy_static! {
[INFO] [stderr] 8 | |         static ref MUTEX: Mutex<i32> = Mutex::new(0);
[INFO] [stderr] 9 | |     }
[INFO] [stderr]   | |_____^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/echo.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | /     lazy_static! {
[INFO] [stderr] 8 | |         static ref MUTEX: Mutex<i32> = Mutex::new(0);
[INFO] [stderr] 9 | |     }
[INFO] [stderr]   | |_____^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/package.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | / lazy_static! {
[INFO] [stderr] 30 | |     static ref BASE_DIR: PathBuf = env::var("VIM_CONFIG_PATH")
[INFO] [stderr] 31 | |         .map(PathBuf::from)
[INFO] [stderr] 32 | |         .unwrap_or_else(|_| {
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |     static ref PACK_PLUGIN_DIR: PathBuf = (*BASE_DIR).join("plugin");
[INFO] [stderr] 40 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/echo.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | /     lazy_static! {
[INFO] [stderr] 8 | |         static ref MUTEX: Mutex<i32> = Mutex::new(0);
[INFO] [stderr] 9 | |     }
[INFO] [stderr]   | |_____^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/echo.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | /     lazy_static! {
[INFO] [stderr] 8 | |         static ref MUTEX: Mutex<i32> = Mutex::new(0);
[INFO] [stderr] 9 | |     }
[INFO] [stderr]   | |_____^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning 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]     Finished dev [unoptimized + debuginfo] target(s) in 56.97s
[INFO] running `"docker" "inspect" "8ac8dc517de9ddc4b8097c45cc74fcb6c9981c4b4f575f73277d964f29bf05af"`
[INFO] running `"docker" "rm" "-f" "8ac8dc517de9ddc4b8097c45cc74fcb6c9981c4b4f575f73277d964f29bf05af"`
[INFO] [stdout] 8ac8dc517de9ddc4b8097c45cc74fcb6c9981c4b4f575f73277d964f29bf05af