[INFO] fetching crate libvopono 0.1.0...
[INFO] testing libvopono-0.1.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate libvopono 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate libvopono 0.1.0
[INFO] finished tweaking crates.io crate libvopono 0.1.0
[INFO] tweaked toml for crates.io crate libvopono 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate libvopono 0.1.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to highest compatible versions
[INFO] [stderr]       Adding nix v0.19.1 (available: v0.31.3)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.21)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.14
[INFO] [stderr]   Downloaded crossbeam v0.8.5
[INFO] [stderr]   Downloaded nix v0.19.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] da552eab9faec20883bb51544c9e452917650ddff35ba5facbf53c57989efd90
[INFO] running `Command { std: "docker" "start" "da552eab9faec20883bb51544c9e452917650ddff35ba5facbf53c57989efd90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da552eab9faec20883bb51544c9e452917650ddff35ba5facbf53c57989efd90", 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" "da552eab9faec20883bb51544c9e452917650ddff35ba5facbf53c57989efd90" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da552eab9faec20883bb51544c9e452917650ddff35ba5facbf53c57989efd90", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "da552eab9faec20883bb51544c9e452917650ddff35ba5facbf53c57989efd90" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.23
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.21
[INFO] [stderr]    Compiling libc v0.2.191
[INFO] [stderr]    Compiling crossbeam-deque v0.8.8
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling crossbeam-queue v0.3.14
[INFO] [stderr]    Compiling crossbeam-channel v0.5.17
[INFO] [stderr]    Compiling crossbeam v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling nix v0.19.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling libvopono v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `setns`
[INFO] [stdout]  --> src/lib.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use nix::sched::{setns, unshare, CloneFlags};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::unix::io::RawFd`
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::os::unix::io::RawFd;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RawNetworkNamespace` is never constructed
[INFO] [stdout]   --> src/lib.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct RawNetworkNamespace {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lib.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl RawNetworkNamespace {
[INFO] [stdout]    | ------------------------ associated function in this implementation
[INFO] [stdout] 16 |     fn new(name: &str) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 12.71s
[INFO] running `Command { std: "docker" "inspect" "da552eab9faec20883bb51544c9e452917650ddff35ba5facbf53c57989efd90", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "da552eab9faec20883bb51544c9e452917650ddff35ba5facbf53c57989efd90" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libvopono v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `setns`
[INFO] [stdout]  --> src/lib.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use nix::sched::{setns, unshare, CloneFlags};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::unix::io::RawFd`
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::os::unix::io::RawFd;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RawNetworkNamespace` is never constructed
[INFO] [stdout]   --> src/lib.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct RawNetworkNamespace {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lib.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl RawNetworkNamespace {
[INFO] [stdout]    | ------------------------ associated function in this implementation
[INFO] [stdout] 16 |     fn new(name: &str) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `setns`
[INFO] [stdout]  --> src/lib.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use nix::sched::{setns, unshare, CloneFlags};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::unix::io::RawFd`
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::os::unix::io::RawFd;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `pid` are never read
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct RawNetworkNamespace {
[INFO] [stdout]    |        ------------------- fields in this struct
[INFO] [stdout] 11 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 12 |     pid: i32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RawNetworkNamespace` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "da552eab9faec20883bb51544c9e452917650ddff35ba5facbf53c57989efd90", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "da552eab9faec20883bb51544c9e452917650ddff35ba5facbf53c57989efd90" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `setns`
[INFO] [stderr]  --> src/lib.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | use nix::sched::{setns, unshare, CloneFlags};
[INFO] [stderr]   |                  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::os::unix::io::RawFd`
[INFO] [stderr]  --> src/lib.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::os::unix::io::RawFd;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `RawNetworkNamespace` is never constructed
[INFO] [stderr]   --> src/lib.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct RawNetworkNamespace {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/lib.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl RawNetworkNamespace {
[INFO] [stderr]    | ------------------------ associated function in this implementation
[INFO] [stderr] 16 |     fn new(name: &str) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `name` and `pid` are never read
[INFO] [stderr]   --> src/lib.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct RawNetworkNamespace {
[INFO] [stderr]    |        ------------------- fields in this struct
[INFO] [stderr] 11 |     name: String,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 12 |     pid: i32,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `RawNetworkNamespace` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `libvopono` (lib) generated 4 warnings (run `cargo fix --lib -p libvopono` to apply 2 suggestions)
[INFO] [stderr] warning: `libvopono` (lib test) generated 3 warnings (2 duplicates)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/libvopono-327cef876423e15d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::create_netns ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::create_netns stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread '<unnamed>' (378) panicked at src/lib.rs:19:51:
[INFO] [stdout] Failed to unshare network namespace: Sys(EPERM)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x556d7ac71561 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x556d7ac8585a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x556d7ac75a4c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x556d7ac4d8c6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x556d7ac69b49 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x556d7ac05830 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x556d7ac69e72 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x556d7ac4d972 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x556d7ac466f9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x556d7ac4e56d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x556d7ac85f8c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x556d7ac85d62 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x556d7abf86a5 - <<crossbeam_utils[b20c3f5ab5f1597a]::thread::ScopedThreadBuilder>::spawn<<libvopono[d1c1a7a7bf0e1a4d]::RawNetworkNamespace>::new::{closure#0}::{closure#0}, i32>::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   13:     0x556d7abf824e - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<alloc[2182bb758b4b3781]::boxed::Box<dyn core[df12db4294e9bfd3]::ops::function::FnOnce<(), Output = ()> + core[df12db4294e9bfd3]::marker::Send>, ()>
[INFO] [stdout]   14:     0x556d7abf653f - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<alloc[2182bb758b4b3781]::boxed::Box<dyn core[df12db4294e9bfd3]::ops::function::FnOnce<(), Output = ()> + core[df12db4294e9bfd3]::marker::Send>, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   15:     0x556d7ac70e29 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   16:     0x75981c8afdfa - <unknown>
[INFO] [stdout]   17:     0x75981c9433d4 - clone
[INFO] [stdout]   18:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::create_netns' (377) panicked at src/lib.rs:43:42:
[INFO] [stdout] Thread error: Any { .. }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x556d7ac71561 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x556d7ac8585a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x556d7ac75a4c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x556d7ac4d8c6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x556d7ac69b49 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x556d7ac05830 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x556d7ac69e72 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x556d7ac4d972 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x556d7ac466f9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x556d7ac4e56d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x556d7ac85f8c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x556d7ac85d62 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x556d7abf7ac0 - crossbeam_utils[b20c3f5ab5f1597a]::thread::scope::<<libvopono[d1c1a7a7bf0e1a4d]::RawNetworkNamespace>::new::{closure#0}, i32>
[INFO] [stdout]   13:     0x556d7abf66a0 - <libvopono[d1c1a7a7bf0e1a4d]::RawNetworkNamespace>::new
[INFO] [stdout]   14:     0x556d7abf7083 - <libvopono[d1c1a7a7bf0e1a4d]::tests::create_netns::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   15:     0x556d7abf8b1b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   16:     0x556d7ac06185 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   17:     0x556d7abffa44 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   18:     0x556d7ac092e2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   19:     0x556d7ac70e29 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   20:     0x75981c8afdfa - <unknown>
[INFO] [stdout]   21:     0x75981c9433d4 - clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::create_netns
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "da552eab9faec20883bb51544c9e452917650ddff35ba5facbf53c57989efd90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da552eab9faec20883bb51544c9e452917650ddff35ba5facbf53c57989efd90", kill_on_drop: false }`
[INFO] [stdout] da552eab9faec20883bb51544c9e452917650ddff35ba5facbf53c57989efd90
