Dec 19 05:14:05.797 INFO checking xurtis/isolate against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 05:14:05.797 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/xurtis/isolate:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 05:14:06.219 INFO [stdout] 350b0ee16b4e08f45259c2864361ab66d8b22f9e31758782941e785a118c10ae
Dec 19 05:14:06.224 INFO running `"docker" "start" "-a" "350b0ee16b4e08f45259c2864361ab66d8b22f9e31758782941e785a118c10ae"`
Dec 19 05:14:07.768 INFO [stderr]    Compiling serde v1.0.64
Dec 19 05:14:07.768 INFO [stderr]     Checking memchr v2.0.1
Dec 19 05:14:07.768 INFO [stderr]     Checking errno v0.2.3
Dec 19 05:14:07.768 INFO [stderr]     Checking nix v0.9.0
Dec 19 05:14:07.768 INFO [stderr]     Checking thread_local v0.3.5
Dec 19 05:14:07.768 INFO [stderr]    Compiling syn v0.14.1
Dec 19 05:14:08.353 INFO [stderr]     Checking aho-corasick v0.6.4
Dec 19 05:14:09.282 INFO [stderr]     Checking regex v0.2.11
Dec 19 05:14:18.348 INFO [stderr]     Checking unshare v0.2.0
Dec 19 05:14:24.039 INFO [stderr]    Compiling serde_derive v1.0.64
Dec 19 05:14:31.823 INFO [stderr]     Checking toml v0.4.6
Dec 19 05:14:41.076 INFO [stderr]     Checking docopt v0.8.3
Dec 19 05:14:42.193 INFO [stderr]     Checking isolate v0.1.2 (/opt/crater/workdir)
Dec 19 05:14:42.376 INFO [stderr] warning: unused import: `::error::*`
Dec 19 05:14:42.377 INFO [stderr]  --> src/namespace/control_group.rs:6:5
Dec 19 05:14:42.377 INFO [stderr]   |
Dec 19 05:14:42.377 INFO [stderr] 6 | use ::error::*;
Dec 19 05:14:42.377 INFO [stderr]   |     ^^^^^^^^^^
Dec 19 05:14:42.378 INFO [stderr]   |
Dec 19 05:14:42.378 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 05:14:42.378 INFO [stderr] 
Dec 19 05:14:42.379 INFO [stderr] warning: unused import: `::Child`
Dec 19 05:14:42.379 INFO [stderr]  --> src/namespace/control_group.rs:7:5
Dec 19 05:14:42.379 INFO [stderr]   |
Dec 19 05:14:42.380 INFO [stderr] 7 | use ::Child;
Dec 19 05:14:42.380 INFO [stderr]   |     ^^^^^^^
Dec 19 05:14:42.380 INFO [stderr] 
Dec 19 05:14:42.381 INFO [stderr] warning: unused import: `::error::*`
Dec 19 05:14:42.381 INFO [stderr]  --> src/namespace/ipc.rs:6:5
Dec 19 05:14:42.381 INFO [stderr]   |
Dec 19 05:14:42.381 INFO [stderr] 6 | use ::error::*;
Dec 19 05:14:42.382 INFO [stderr]   |     ^^^^^^^^^^
Dec 19 05:14:42.382 INFO [stderr] 
Dec 19 05:14:42.382 INFO [stderr] warning: unused import: `::Child`
Dec 19 05:14:42.383 INFO [stderr]  --> src/namespace/ipc.rs:7:5
Dec 19 05:14:42.383 INFO [stderr]   |
Dec 19 05:14:42.383 INFO [stderr] 7 | use ::Child;
Dec 19 05:14:42.383 INFO [stderr]   |     ^^^^^^^
Dec 19 05:14:42.384 INFO [stderr] 
Dec 19 05:14:42.384 INFO [stderr] warning: unused import: `PathBuf`
Dec 19 05:14:42.384 INFO [stderr]  --> src/namespace/mount.rs:3:23
Dec 19 05:14:42.385 INFO [stderr]   |
Dec 19 05:14:42.385 INFO [stderr] 3 | use std::path::{Path, PathBuf};
Dec 19 05:14:42.385 INFO [stderr]   |                       ^^^^^^^
Dec 19 05:14:42.386 INFO [stderr] 
Dec 19 05:14:42.386 INFO [stderr] warning: unused import: `::error::*`
Dec 19 05:14:42.387 INFO [stderr]  --> src/namespace/network.rs:6:5
Dec 19 05:14:42.387 INFO [stderr]   |
Dec 19 05:14:42.387 INFO [stderr] 6 | use ::error::*;
Dec 19 05:14:42.387 INFO [stderr]   |     ^^^^^^^^^^
Dec 19 05:14:42.388 INFO [stderr] 
Dec 19 05:14:42.388 INFO [stderr] warning: unused import: `::Child`
Dec 19 05:14:42.388 INFO [stderr]  --> src/namespace/network.rs:7:5
Dec 19 05:14:42.389 INFO [stderr]   |
Dec 19 05:14:42.389 INFO [stderr] 7 | use ::Child;
Dec 19 05:14:42.389 INFO [stderr]   |     ^^^^^^^
Dec 19 05:14:42.389 INFO [stderr] 
Dec 19 05:14:42.390 INFO [stderr] warning: unused import: `::error::*`
Dec 19 05:14:42.390 INFO [stderr]  --> src/namespace/pid.rs:6:5
Dec 19 05:14:42.390 INFO [stderr]   |
Dec 19 05:14:42.391 INFO [stderr] 6 | use ::error::*;
Dec 19 05:14:42.391 INFO [stderr]   |     ^^^^^^^^^^
Dec 19 05:14:42.391 INFO [stderr] 
Dec 19 05:14:42.392 INFO [stderr] warning: unused import: `::Child`
Dec 19 05:14:42.392 INFO [stderr]  --> src/namespace/pid.rs:7:5
Dec 19 05:14:42.392 INFO [stderr]   |
Dec 19 05:14:42.393 INFO [stderr] 7 | use ::Child;
Dec 19 05:14:42.393 INFO [stderr]   |     ^^^^^^^
Dec 19 05:14:42.393 INFO [stderr] 
Dec 19 05:14:42.394 INFO [stderr] warning: unused import: `::error::*`
Dec 19 05:14:42.394 INFO [stderr]  --> src/namespace/uts.rs:6:5
Dec 19 05:14:42.394 INFO [stderr]   |
Dec 19 05:14:42.394 INFO [stderr] 6 | use ::error::*;
Dec 19 05:14:42.395 INFO [stderr]   |     ^^^^^^^^^^
Dec 19 05:14:42.395 INFO [stderr] 
Dec 19 05:14:42.395 INFO [stderr] warning: unused import: `::Child`
Dec 19 05:14:42.396 INFO [stderr]  --> src/namespace/uts.rs:7:5
Dec 19 05:14:42.396 INFO [stderr]   |
Dec 19 05:14:42.396 INFO [stderr] 7 | use ::Child;
Dec 19 05:14:42.397 INFO [stderr]   |     ^^^^^^^
Dec 19 05:14:42.397 INFO [stderr] 
Dec 19 05:14:42.508 INFO [stderr] warning: unused import: `::error::*`
Dec 19 05:14:42.509 INFO [stderr]  --> src/namespace/control_group.rs:6:5
Dec 19 05:14:42.509 INFO [stderr]   |
Dec 19 05:14:42.509 INFO [stderr] 6 | use ::error::*;
Dec 19 05:14:42.510 INFO [stderr]   |     ^^^^^^^^^^
Dec 19 05:14:42.510 INFO [stderr]   |
Dec 19 05:14:42.510 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 05:14:42.510 INFO [stderr] 
Dec 19 05:14:42.511 INFO [stderr] warning: unused import: `::Child`
Dec 19 05:14:42.511 INFO [stderr]  --> src/namespace/control_group.rs:7:5
Dec 19 05:14:42.511 INFO [stderr]   |
Dec 19 05:14:42.512 INFO [stderr] 7 | use ::Child;
Dec 19 05:14:42.512 INFO [stderr]   |     ^^^^^^^
Dec 19 05:14:42.512 INFO [stderr] 
Dec 19 05:14:42.512 INFO [stderr] warning: unused import: `::error::*`
Dec 19 05:14:42.513 INFO [stderr]  --> src/namespace/ipc.rs:6:5
Dec 19 05:14:42.513 INFO [stderr]   |
Dec 19 05:14:42.513 INFO [stderr] 6 | use ::error::*;
Dec 19 05:14:42.514 INFO [stderr]   |     ^^^^^^^^^^
Dec 19 05:14:42.514 INFO [stderr] 
Dec 19 05:14:42.514 INFO [stderr] warning: unused import: `::Child`
Dec 19 05:14:42.514 INFO [stderr]  --> src/namespace/ipc.rs:7:5
Dec 19 05:14:42.515 INFO [stderr]   |
Dec 19 05:14:42.515 INFO [stderr] 7 | use ::Child;
Dec 19 05:14:42.515 INFO [stderr]   |     ^^^^^^^
Dec 19 05:14:42.515 INFO [stderr] 
Dec 19 05:14:42.516 INFO [stderr] warning: unused import: `PathBuf`
Dec 19 05:14:42.516 INFO [stderr]  --> src/namespace/mount.rs:3:23
Dec 19 05:14:42.518 INFO [stderr]   |
Dec 19 05:14:42.518 INFO [stderr] 3 | use std::path::{Path, PathBuf};
Dec 19 05:14:42.518 INFO [stderr]   |                       ^^^^^^^
Dec 19 05:14:42.519 INFO [stderr] 
Dec 19 05:14:42.519 INFO [stderr] warning: unused import: `::error::*`
Dec 19 05:14:42.519 INFO [stderr]  --> src/namespace/network.rs:6:5
Dec 19 05:14:42.520 INFO [stderr]   |
Dec 19 05:14:42.520 INFO [stderr] 6 | use ::error::*;
Dec 19 05:14:42.520 INFO [stderr]   |     ^^^^^^^^^^
Dec 19 05:14:42.520 INFO [stderr] 
Dec 19 05:14:42.521 INFO [stderr] warning: unused import: `::Child`
Dec 19 05:14:42.521 INFO [stderr]  --> src/namespace/network.rs:7:5
Dec 19 05:14:42.521 INFO [stderr]   |
Dec 19 05:14:42.521 INFO [stderr] 7 | use ::Child;
Dec 19 05:14:42.522 INFO [stderr]   |     ^^^^^^^
Dec 19 05:14:42.522 INFO [stderr] 
Dec 19 05:14:42.522 INFO [stderr] warning: unused import: `::error::*`
Dec 19 05:14:42.522 INFO [stderr]  --> src/namespace/pid.rs:6:5
Dec 19 05:14:42.523 INFO [stderr]   |
Dec 19 05:14:42.523 INFO [stderr] 6 | use ::error::*;
Dec 19 05:14:42.523 INFO [stderr]   |     ^^^^^^^^^^
Dec 19 05:14:42.524 INFO [stderr] 
Dec 19 05:14:42.524 INFO [stderr] warning: unused import: `::Child`
Dec 19 05:14:42.524 INFO [stderr]  --> src/namespace/pid.rs:7:5
Dec 19 05:14:42.525 INFO [stderr]   |
Dec 19 05:14:42.525 INFO [stderr] 7 | use ::Child;
Dec 19 05:14:42.525 INFO [stderr]   |     ^^^^^^^
Dec 19 05:14:42.525 INFO [stderr] 
Dec 19 05:14:42.526 INFO [stderr] warning: unused import: `::error::*`
Dec 19 05:14:42.526 INFO [stderr]  --> src/namespace/uts.rs:6:5
Dec 19 05:14:42.526 INFO [stderr]   |
Dec 19 05:14:42.526 INFO [stderr] 6 | use ::error::*;
Dec 19 05:14:42.527 INFO [stderr]   |     ^^^^^^^^^^
Dec 19 05:14:42.527 INFO [stderr] 
Dec 19 05:14:42.527 INFO [stderr] warning: unused import: `::Child`
Dec 19 05:14:42.528 INFO [stderr]  --> src/namespace/uts.rs:7:5
Dec 19 05:14:42.528 INFO [stderr]   |
Dec 19 05:14:42.528 INFO [stderr] 7 | use ::Child;
Dec 19 05:14:42.528 INFO [stderr]   |     ^^^^^^^
Dec 19 05:14:42.529 INFO [stderr] 
Dec 19 05:14:42.572 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 05:14:42.572 INFO [stderr]   --> src/error.rs:4:1
Dec 19 05:14:42.572 INFO [stderr]    |
Dec 19 05:14:42.573 INFO [stderr] 4  | / error_chain!{
Dec 19 05:14:42.573 INFO [stderr] 5  | |     // Wrappers for other error_chains.
Dec 19 05:14:42.573 INFO [stderr] 6  | |     links {
Dec 19 05:14:42.574 INFO [stderr] 7  | |     }
Dec 19 05:14:42.574 INFO [stderr] ...  |
Dec 19 05:14:42.574 INFO [stderr] 47 | |     }
Dec 19 05:14:42.574 INFO [stderr] 48 | | }
Dec 19 05:14:42.575 INFO [stderr]    | |_^
Dec 19 05:14:42.575 INFO [stderr]    |
Dec 19 05:14:42.575 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 19 05:14:42.576 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 05:14:42.576 INFO [stderr] 
Dec 19 05:14:42.576 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 05:14:42.576 INFO [stderr]   --> src/error.rs:4:1
Dec 19 05:14:42.577 INFO [stderr]    |
Dec 19 05:14:42.577 INFO [stderr] 4  | / error_chain!{
Dec 19 05:14:42.577 INFO [stderr] 5  | |     // Wrappers for other error_chains.
Dec 19 05:14:42.578 INFO [stderr] 6  | |     links {
Dec 19 05:14:42.578 INFO [stderr] 7  | |     }
Dec 19 05:14:42.578 INFO [stderr] ...  |
Dec 19 05:14:42.578 INFO [stderr] 47 | |     }
Dec 19 05:14:42.579 INFO [stderr] 48 | | }
Dec 19 05:14:42.579 INFO [stderr]    | |_^
Dec 19 05:14:42.579 INFO [stderr]    |
Dec 19 05:14:42.579 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 05:14:42.580 INFO [stderr] 
Dec 19 05:14:42.712 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 05:14:42.713 INFO [stderr]   --> src/error.rs:4:1
Dec 19 05:14:42.713 INFO [stderr]    |
Dec 19 05:14:42.713 INFO [stderr] 4  | / error_chain!{
Dec 19 05:14:42.714 INFO [stderr] 5  | |     // Wrappers for other error_chains.
Dec 19 05:14:42.714 INFO [stderr] 6  | |     links {
Dec 19 05:14:42.714 INFO [stderr] 7  | |     }
Dec 19 05:14:42.715 INFO [stderr] ...  |
Dec 19 05:14:42.715 INFO [stderr] 47 | |     }
Dec 19 05:14:42.715 INFO [stderr] 48 | | }
Dec 19 05:14:42.715 INFO [stderr]    | |_^
Dec 19 05:14:42.716 INFO [stderr]    |
Dec 19 05:14:42.716 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 19 05:14:42.716 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 05:14:42.717 INFO [stderr] 
Dec 19 05:14:42.717 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 05:14:42.717 INFO [stderr]   --> src/error.rs:4:1
Dec 19 05:14:42.717 INFO [stderr]    |
Dec 19 05:14:42.718 INFO [stderr] 4  | / error_chain!{
Dec 19 05:14:42.718 INFO [stderr] 5  | |     // Wrappers for other error_chains.
Dec 19 05:14:42.718 INFO [stderr] 6  | |     links {
Dec 19 05:14:42.718 INFO [stderr] 7  | |     }
Dec 19 05:14:42.719 INFO [stderr] ...  |
Dec 19 05:14:42.719 INFO [stderr] 47 | |     }
Dec 19 05:14:42.719 INFO [stderr] 48 | | }
Dec 19 05:14:42.720 INFO [stderr]    | |_^
Dec 19 05:14:42.720 INFO [stderr]    |
Dec 19 05:14:42.720 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 05:14:42.720 INFO [stderr] 
Dec 19 05:14:42.744 INFO [stderr] warning: variant is never constructed: `Allow`
Dec 19 05:14:42.744 INFO [stderr]    --> src/namespace/user.rs:114:2
Dec 19 05:14:42.744 INFO [stderr]     |
Dec 19 05:14:42.744 INFO [stderr] 114 |     Allow,
Dec 19 05:14:42.744 INFO [stderr]     |     ^^^^^
Dec 19 05:14:42.744 INFO [stderr]     |
Dec 19 05:14:42.744 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 05:14:42.744 INFO [stderr] 
Dec 19 05:14:42.746 INFO [stderr] warning: type does not implement `fmt::Debug`; consider adding #[derive(Debug)] or a manual implementation
Dec 19 05:14:42.746 INFO [stderr]   --> src/context.rs:35:1
Dec 19 05:14:42.746 INFO [stderr]    |
Dec 19 05:14:42.746 INFO [stderr] 35 | / pub struct Context {
Dec 19 05:14:42.746 INFO [stderr] 36 | |     namespaces: Vec<Box<Namespace>>,
Dec 19 05:14:42.746 INFO [stderr] 37 | | }
Dec 19 05:14:42.746 INFO [stderr]    | |_^
Dec 19 05:14:42.746 INFO [stderr]    |
Dec 19 05:14:42.746 INFO [stderr] note: lint level defined here
Dec 19 05:14:42.746 INFO [stderr]   --> src/lib.rs:5:9
Dec 19 05:14:42.746 INFO [stderr]    |
Dec 19 05:14:42.746 INFO [stderr] 5  | #![warn(missing_debug_implementations)]
Dec 19 05:14:42.746 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 05:14:42.746 INFO [stderr] 
Dec 19 05:14:42.747 INFO [stderr] warning: type does not implement `fmt::Debug`; consider adding #[derive(Debug)] or a manual implementation
Dec 19 05:14:42.747 INFO [stderr]    --> src/context.rs:231:1
Dec 19 05:14:42.747 INFO [stderr]     |
Dec 19 05:14:42.747 INFO [stderr] 231 | pub struct Child(pid_t);
Dec 19 05:14:42.747 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 05:14:42.747 INFO [stderr] 
Dec 19 05:14:42.748 INFO [stderr] warning: type does not implement `fmt::Debug`; consider adding #[derive(Debug)] or a manual implementation
Dec 19 05:14:42.748 INFO [stderr]   --> src/namespace/control_group.rs:17:1
Dec 19 05:14:42.748 INFO [stderr]    |
Dec 19 05:14:42.748 INFO [stderr] 17 | pub struct ControlGroup {}
Dec 19 05:14:42.748 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 05:14:42.748 INFO [stderr] 
Dec 19 05:14:42.748 INFO [stderr] warning: type does not implement `fmt::Debug`; consider adding #[derive(Debug)] or a manual implementation
Dec 19 05:14:42.748 INFO [stderr]   --> src/namespace/ipc.rs:18:1
Dec 19 05:14:42.748 INFO [stderr]    |
Dec 19 05:14:42.748 INFO [stderr] 18 | pub struct Ipc {}
Dec 19 05:14:42.748 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 19 05:14:42.748 INFO [stderr] 
Dec 19 05:14:42.749 INFO [stderr] warning: type does not implement `fmt::Debug`; consider adding #[derive(Debug)] or a manual implementation
Dec 19 05:14:42.749 INFO [stderr]   --> src/namespace/network.rs:22:1
Dec 19 05:14:42.749 INFO [stderr]    |
Dec 19 05:14:42.749 INFO [stderr] 22 | pub struct Network {}
Dec 19 05:14:42.749 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 19 05:14:42.749 INFO [stderr] 
Dec 19 05:14:42.749 INFO [stderr] warning: type does not implement `fmt::Debug`; consider adding #[derive(Debug)] or a manual implementation
Dec 19 05:14:42.749 INFO [stderr]   --> src/namespace/pid.rs:16:1
Dec 19 05:14:42.749 INFO [stderr]    |
Dec 19 05:14:42.749 INFO [stderr] 16 | pub struct Pid {}
Dec 19 05:14:42.749 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 19 05:14:42.749 INFO [stderr] 
Dec 19 05:14:42.749 INFO [stderr] warning: type does not implement `fmt::Debug`; consider adding #[derive(Debug)] or a manual implementation
Dec 19 05:14:42.749 INFO [stderr]   --> src/namespace/user.rs:31:1
Dec 19 05:14:42.749 INFO [stderr]    |
Dec 19 05:14:42.749 INFO [stderr] 31 | / pub struct User {
Dec 19 05:14:42.749 INFO [stderr] 32 | |     map_root_user: bool,
Dec 19 05:14:42.749 INFO [stderr] 33 | |     map_root_group: bool,
Dec 19 05:14:42.749 INFO [stderr] 34 | | }
Dec 19 05:14:42.749 INFO [stderr]    | |_^
Dec 19 05:14:42.749 INFO [stderr] 
Dec 19 05:14:42.750 INFO [stderr] warning: type does not implement `fmt::Debug`; consider adding #[derive(Debug)] or a manual implementation
Dec 19 05:14:42.750 INFO [stderr]   --> src/namespace/uts.rs:15:1
Dec 19 05:14:42.750 INFO [stderr]    |
Dec 19 05:14:42.750 INFO [stderr] 15 | pub struct Uts {}
Dec 19 05:14:42.750 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 19 05:14:42.750 INFO [stderr] 
Dec 19 05:14:42.750 INFO [stderr] warning: missing documentation for a trait method
Dec 19 05:14:42.750 INFO [stderr]   --> src/namespace/mod.rs:83:2
Dec 19 05:14:42.750 INFO [stderr]    |
Dec 19 05:14:42.750 INFO [stderr] 83 |     fn box_clone(&self) -> Box<Namespace>;
Dec 19 05:14:42.750 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 05:14:42.750 INFO [stderr]    |
Dec 19 05:14:42.750 INFO [stderr] note: lint level defined here
Dec 19 05:14:42.750 INFO [stderr]   --> src/lib.rs:3:9
Dec 19 05:14:42.750 INFO [stderr]    |
Dec 19 05:14:42.750 INFO [stderr] 3  | #![warn(missing_docs)]
Dec 19 05:14:42.750 INFO [stderr]    |         ^^^^^^^^^^^^
Dec 19 05:14:42.750 INFO [stderr] 
Dec 19 05:14:42.818 INFO [stderr] warning: variant is never constructed: `Allow`
Dec 19 05:14:42.818 INFO [stderr]    --> src/namespace/user.rs:114:2
Dec 19 05:14:42.818 INFO [stderr]     |
Dec 19 05:14:42.818 INFO [stderr] 114 |     Allow,
Dec 19 05:14:42.818 INFO [stderr]     |     ^^^^^
Dec 19 05:14:42.818 INFO [stderr]     |
Dec 19 05:14:42.818 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 05:14:42.818 INFO [stderr] 
Dec 19 05:14:42.820 INFO [stderr] warning: type does not implement `fmt::Debug`; consider adding #[derive(Debug)] or a manual implementation
Dec 19 05:14:42.820 INFO [stderr]   --> src/context.rs:35:1
Dec 19 05:14:42.820 INFO [stderr]    |
Dec 19 05:14:42.820 INFO [stderr] 35 | / pub struct Context {
Dec 19 05:14:42.820 INFO [stderr] 36 | |     namespaces: Vec<Box<Namespace>>,
Dec 19 05:14:42.820 INFO [stderr] 37 | | }
Dec 19 05:14:42.820 INFO [stderr]    | |_^
Dec 19 05:14:42.820 INFO [stderr]    |
Dec 19 05:14:42.820 INFO [stderr] note: lint level defined here
Dec 19 05:14:42.820 INFO [stderr]   --> src/lib.rs:5:9
Dec 19 05:14:42.820 INFO [stderr]    |
Dec 19 05:14:42.820 INFO [stderr] 5  | #![warn(missing_debug_implementations)]
Dec 19 05:14:42.820 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 05:14:42.820 INFO [stderr] 
Dec 19 05:14:42.821 INFO [stderr] warning: type does not implement `fmt::Debug`; consider adding #[derive(Debug)] or a manual implementation
Dec 19 05:14:42.821 INFO [stderr]    --> src/context.rs:231:1
Dec 19 05:14:42.821 INFO [stderr]     |
Dec 19 05:14:42.821 INFO [stderr] 231 | pub struct Child(pid_t);
Dec 19 05:14:42.821 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 05:14:42.821 INFO [stderr] 
Dec 19 05:14:42.821 INFO [stderr] warning: type does not implement `fmt::Debug`; consider adding #[derive(Debug)] or a manual implementation
Dec 19 05:14:42.821 INFO [stderr]   --> src/namespace/control_group.rs:17:1
Dec 19 05:14:42.821 INFO [stderr]    |
Dec 19 05:14:42.821 INFO [stderr] 17 | pub struct ControlGroup {}
Dec 19 05:14:42.821 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 05:14:42.821 INFO [stderr] 
Dec 19 05:14:42.822 INFO [stderr] warning: type does not implement `fmt::Debug`; consider adding #[derive(Debug)] or a manual implementation
Dec 19 05:14:42.822 INFO [stderr]   --> src/namespace/ipc.rs:18:1
Dec 19 05:14:42.822 INFO [stderr]    |
Dec 19 05:14:42.822 INFO [stderr] 18 | pub struct Ipc {}
Dec 19 05:14:42.822 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 19 05:14:42.822 INFO [stderr] 
Dec 19 05:14:42.822 INFO [stderr] warning: type does not implement `fmt::Debug`; consider adding #[derive(Debug)] or a manual implementation
Dec 19 05:14:42.822 INFO [stderr]   --> src/namespace/network.rs:22:1
Dec 19 05:14:42.823 INFO [stderr]    |
Dec 19 05:14:42.823 INFO [stderr] 22 | pub struct Network {}
Dec 19 05:14:42.823 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
Dec 19 05:14:42.823 INFO [stderr] 
Dec 19 05:14:42.823 INFO [stderr] warning: type does not implement `fmt::Debug`; consider adding #[derive(Debug)] or a manual implementation
Dec 19 05:14:42.823 INFO [stderr]   --> src/namespace/pid.rs:16:1
Dec 19 05:14:42.823 INFO [stderr]    |
Dec 19 05:14:42.823 INFO [stderr] 16 | pub struct Pid {}
Dec 19 05:14:42.823 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 19 05:14:42.823 INFO [stderr] 
Dec 19 05:14:42.823 INFO [stderr] warning: type does not implement `fmt::Debug`; consider adding #[derive(Debug)] or a manual implementation
Dec 19 05:14:42.823 INFO [stderr]   --> src/namespace/user.rs:31:1
Dec 19 05:14:42.823 INFO [stderr]    |
Dec 19 05:14:42.823 INFO [stderr] 31 | / pub struct User {
Dec 19 05:14:42.823 INFO [stderr] 32 | |     map_root_user: bool,
Dec 19 05:14:42.823 INFO [stderr] 33 | |     map_root_group: bool,
Dec 19 05:14:42.823 INFO [stderr] 34 | | }
Dec 19 05:14:42.823 INFO [stderr]    | |_^
Dec 19 05:14:42.823 INFO [stderr] 
Dec 19 05:14:42.823 INFO [stderr] warning: type does not implement `fmt::Debug`; consider adding #[derive(Debug)] or a manual implementation
Dec 19 05:14:42.823 INFO [stderr]   --> src/namespace/uts.rs:15:1
Dec 19 05:14:42.823 INFO [stderr]    |
Dec 19 05:14:42.823 INFO [stderr] 15 | pub struct Uts {}
Dec 19 05:14:42.823 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 19 05:14:42.823 INFO [stderr] 
Dec 19 05:14:43.668 INFO [stderr] warning: field is never used: `config`
Dec 19 05:14:43.668 INFO [stderr]    --> src/main.rs:144:5
Dec 19 05:14:43.668 INFO [stderr]     |
Dec 19 05:14:43.668 INFO [stderr] 144 |     config: Configuration,
Dec 19 05:14:43.668 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
Dec 19 05:14:43.668 INFO [stderr]     |
Dec 19 05:14:43.668 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 05:14:43.668 INFO [stderr] 
Dec 19 05:14:43.764 INFO [stderr] warning: field is never used: `config`
Dec 19 05:14:43.764 INFO [stderr]    --> src/main.rs:144:5
Dec 19 05:14:43.764 INFO [stderr]     |
Dec 19 05:14:43.764 INFO [stderr] 144 |     config: Configuration,
Dec 19 05:14:43.764 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
Dec 19 05:14:43.764 INFO [stderr]     |
Dec 19 05:14:43.764 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 05:14:43.764 INFO [stderr] 
Dec 19 05:14:43.806 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.14s
Dec 19 05:14:44.893 INFO running `"docker" "inspect" "350b0ee16b4e08f45259c2864361ab66d8b22f9e31758782941e785a118c10ae"`
Dec 19 05:14:45.164 INFO running `"docker" "rm" "-f" "350b0ee16b4e08f45259c2864361ab66d8b22f9e31758782941e785a118c10ae"`
Dec 19 05:14:45.466 INFO [stdout] 350b0ee16b4e08f45259c2864361ab66d8b22f9e31758782941e785a118c10ae