[INFO] cloning repository https://github.com/fisiognomico/run_in_ns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fisiognomico/run_in_ns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffisiognomico%2Frun_in_ns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffisiognomico%2Frun_in_ns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 240aecff7f404e589e1894678d7871c23f9e673b
[INFO] testing fisiognomico/run_in_ns against 1.100.0-beta.1 for beta-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffisiognomico%2Frun_in_ns" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fisiognomico/run_in_ns
[INFO] finished tweaking git repo https://github.com/fisiognomico/run_in_ns
[INFO] tweaked toml for git repo https://github.com/fisiognomico/run_in_ns written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fisiognomico/run_in_ns on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fisiognomico/run_in_ns 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9b0f25b03c6fd011ff773652cbbb3d453db98206f9b05fa6214204d18b27fb9c
[INFO] running `Command { std: "docker" "start" "9b0f25b03c6fd011ff773652cbbb3d453db98206f9b05fa6214204d18b27fb9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b0f25b03c6fd011ff773652cbbb3d453db98206f9b05fa6214204d18b27fb9c", 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" "9b0f25b03c6fd011ff773652cbbb3d453db98206f9b05fa6214204d18b27fb9c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b0f25b03c6fd011ff773652cbbb3d453db98206f9b05fa6214204d18b27fb9c", 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" "9b0f25b03c6fd011ff773652cbbb3d453db98206f9b05fa6214204d18b27fb9c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling anstyle-parse v0.2.4
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]    Compiling anstyle-query v1.0.3
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.0
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling anstyle v1.0.7
[INFO] [stderr]    Compiling colorchoice v1.0.1
[INFO] [stderr]    Compiling nix v0.27.1
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling parking_lot v0.12.2
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling anstream v0.6.14
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.64
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling env_filter v0.1.0
[INFO] [stderr]    Compiling env_logger v0.11.3
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling netlink-packet-utils v0.5.2
[INFO] [stderr]    Compiling netlink-packet-core v0.7.0
[INFO] [stderr]    Compiling netlink-packet-route v0.19.0
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling netlink-sys v0.8.6
[INFO] [stderr]    Compiling netlink-proto v0.11.3
[INFO] [stderr]    Compiling rtnetlink v0.14.1
[INFO] [stderr]    Compiling run_in_ns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Handle`
[INFO] [stdout]   --> src/main.rs:11:40
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rtnetlink::{new_connection, Error, Handle, NetworkNamespace};
[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: `OpenOptions`
[INFO] [stdout]   --> src/main.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::fs::{File, OpenOptions};
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::unix::io::RawFd`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::os::unix::io::RawFd;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:151:16
[INFO] [stdout]     |
[INFO] [stdout] 151 |     if let Err(e) = mount::<PathBuf, PathBuf, str, PathBuf>(None, &PathBuf::from("/"), None, mount_flags, None) {
[INFO] [stdout]     |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection`
[INFO] [stdout]    --> src/main.rs:185:10
[INFO] [stdout]     |
[INFO] [stdout] 185 |     let (connection, handle, _) = new_connection().unwrap();
[INFO] [stdout]     |          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `signal`
[INFO] [stdout]   --> src/main.rs:81:37
[INFO] [stdout]    |
[INFO] [stdout] 81 |             WaitStatus::Signaled(_, signal, coredump) => {
[INFO] [stdout]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_signal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coredump`
[INFO] [stdout]   --> src/main.rs:81:45
[INFO] [stdout]    |
[INFO] [stdout] 81 |             WaitStatus::Signaled(_, signal, coredump) => {
[INFO] [stdout]    |                                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coredump`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.18s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.28.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "9b0f25b03c6fd011ff773652cbbb3d453db98206f9b05fa6214204d18b27fb9c", 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" "9b0f25b03c6fd011ff773652cbbb3d453db98206f9b05fa6214204d18b27fb9c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling run_in_ns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Handle`
[INFO] [stdout]   --> src/main.rs:11:40
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rtnetlink::{new_connection, Error, Handle, NetworkNamespace};
[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: `OpenOptions`
[INFO] [stdout]   --> src/main.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::fs::{File, OpenOptions};
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::unix::io::RawFd`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::os::unix::io::RawFd;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:151:16
[INFO] [stdout]     |
[INFO] [stdout] 151 |     if let Err(e) = mount::<PathBuf, PathBuf, str, PathBuf>(None, &PathBuf::from("/"), None, mount_flags, None) {
[INFO] [stdout]     |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `connection`
[INFO] [stdout]    --> src/main.rs:185:10
[INFO] [stdout]     |
[INFO] [stdout] 185 |     let (connection, handle, _) = new_connection().unwrap();
[INFO] [stdout]     |          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `signal`
[INFO] [stdout]   --> src/main.rs:81:37
[INFO] [stdout]    |
[INFO] [stdout] 81 |             WaitStatus::Signaled(_, signal, coredump) => {
[INFO] [stdout]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_signal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coredump`
[INFO] [stdout]   --> src/main.rs:81:45
[INFO] [stdout]    |
[INFO] [stdout] 81 |             WaitStatus::Signaled(_, signal, coredump) => {
[INFO] [stdout]    |                                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coredump`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.28.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "9b0f25b03c6fd011ff773652cbbb3d453db98206f9b05fa6214204d18b27fb9c", 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" "9b0f25b03c6fd011ff773652cbbb3d453db98206f9b05fa6214204d18b27fb9c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Handle`
[INFO] [stderr]   --> src/main.rs:11:40
[INFO] [stderr]    |
[INFO] [stderr] 11 | use rtnetlink::{new_connection, Error, Handle, NetworkNamespace};
[INFO] [stderr]    |                                        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `OpenOptions`
[INFO] [stderr]   --> src/main.rs:14:21
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::fs::{File, OpenOptions};
[INFO] [stderr]    |                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::os::unix::io::RawFd`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use std::os::unix::io::RawFd;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:151:16
[INFO] [stderr]     |
[INFO] [stderr] 151 |     if let Err(e) = mount::<PathBuf, PathBuf, str, PathBuf>(None, &PathBuf::from("/"), None, mount_flags, None) {
[INFO] [stderr]     |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `connection`
[INFO] [stderr]    --> src/main.rs:185:10
[INFO] [stderr]     |
[INFO] [stderr] 185 |     let (connection, handle, _) = new_connection().unwrap();
[INFO] [stderr]     |          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_connection`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signal`
[INFO] [stderr]   --> src/main.rs:81:37
[INFO] [stderr]    |
[INFO] [stderr] 81 |             WaitStatus::Signaled(_, signal, coredump) => {
[INFO] [stderr]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_signal`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `coredump`
[INFO] [stderr]   --> src/main.rs:81:45
[INFO] [stderr]    |
[INFO] [stderr] 81 |             WaitStatus::Signaled(_, signal, coredump) => {
[INFO] [stderr]    |                                             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coredump`
[INFO] [stderr] 
[INFO] [stderr] warning: `run_in_ns` (bin "run_in_ns" test) generated 7 warnings (run `cargo fix --bin "run_in_ns" -p run_in_ns --tests` to apply 7 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.28.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/build/run_in_ns/22cc7715788920d0/out/run_in_ns-22cc7715788920d0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9b0f25b03c6fd011ff773652cbbb3d453db98206f9b05fa6214204d18b27fb9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b0f25b03c6fd011ff773652cbbb3d453db98206f9b05fa6214204d18b27fb9c", kill_on_drop: false }`
[INFO] [stdout] 9b0f25b03c6fd011ff773652cbbb3d453db98206f9b05fa6214204d18b27fb9c