[INFO] cloning repository https://github.com/daikimiura/rocker [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daikimiura/rocker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaikimiura%2Frocker", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaikimiura%2Frocker'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0e951ed626eba10fde4a4c7f4f6c39df090dee48 [INFO] checking daikimiura/rocker against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaikimiura%2Frocker" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/daikimiura/rocker on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/daikimiura/rocker [INFO] finished tweaking git repo https://github.com/daikimiura/rocker [INFO] tweaked toml for git repo https://github.com/daikimiura/rocker written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/daikimiura/rocker already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/daikimiura/dkregistry-rs.git` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_ignored v0.1.2 [INFO] [stderr] Downloaded netlink-sys v0.6.0 [INFO] [stderr] Downloaded dbus v0.9.2 [INFO] [stderr] Downloaded byteordered v0.5.0 [INFO] [stderr] Downloaded netlink-packet-route v0.7.0 [INFO] [stderr] Downloaded ipnetwork v0.17.0 [INFO] [stderr] Downloaded netlink-packet-core v0.2.4 [INFO] [stderr] Downloaded netlink-packet-utils v0.4.0 [INFO] [stderr] Downloaded rtnetlink v0.7.0 [INFO] [stderr] Downloaded netlink-proto v0.6.0 [INFO] [stderr] Downloaded openssl-src v111.13.0+1.1.1i [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 371f9038b6ec06c129ddb2c68b8d1290ae32fc18a6c7fbfa8d00bb72963c75c6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "371f9038b6ec06c129ddb2c68b8d1290ae32fc18a6c7fbfa8d00bb72963c75c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "371f9038b6ec06c129ddb2c68b8d1290ae32fc18a6c7fbfa8d00bb72963c75c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "371f9038b6ec06c129ddb2c68b8d1290ae32fc18a6c7fbfa8d00bb72963c75c6", kill_on_drop: false }` [INFO] [stdout] 371f9038b6ec06c129ddb2c68b8d1290ae32fc18a6c7fbfa8d00bb72963c75c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6cbbbcc2a2c1dd53a00b3e993546bc3dc61d8f8ad87de56480f0c1fe215fd95e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6cbbbcc2a2c1dd53a00b3e993546bc3dc61d8f8ad87de56480f0c1fe215fd95e", kill_on_drop: false }` [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Compiling openssl v0.10.32 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking strum v0.20.0 [INFO] [stderr] Compiling tokio v1.2.0 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.2 [INFO] [stderr] Compiling libdbus-sys v0.2.1 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling openssl-src v111.13.0+1.1.1i [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking textwrap v0.12.1 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Checking tracing v0.1.23 [INFO] [stderr] Checking crc32fast v1.2.1 [INFO] [stderr] Checking unicode-normalization v0.1.17 [INFO] [stderr] Checking encoding_rs v0.8.28 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Checking getrandom v0.2.2 [INFO] [stderr] Checking xattr v0.2.2 [INFO] [stderr] Checking filetime v0.2.14 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking nix v0.19.1 [INFO] [stderr] Checking mio v0.7.8 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Checking futures-task v0.3.12 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking byteordered v0.5.0 [INFO] [stderr] Checking libflate v1.0.3 [INFO] [stderr] Checking tokio-util v0.2.0 [INFO] [stderr] Checking rand_core v0.6.1 [INFO] [stderr] Compiling openssl-sys v0.9.60 [INFO] [stderr] Checking tar v0.4.32 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking dbus v0.9.2 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.2 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking sha2 v0.9.3 [INFO] [stderr] Checking flate2 v1.0.20 [INFO] [stderr] Checking sled v0.34.6 [INFO] [stderr] Checking idna v0.2.1 [INFO] [stderr] Checking url v2.2.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling futures-macro v0.3.12 [INFO] [stderr] Compiling tokio-macros v1.1.0 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Compiling thiserror-impl v1.0.23 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Compiling pin-project-internal v1.0.5 [INFO] [stderr] Compiling async-stream-impl v0.2.1 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Compiling strum_macros v0.20.1 [INFO] [stderr] Checking futures-util v0.3.12 [INFO] [stderr] Checking async-stream v0.2.1 [INFO] [stderr] Checking pin-project v1.0.5 [INFO] [stderr] Checking thiserror v1.0.23 [INFO] [stderr] Checking netlink-packet-utils v0.4.0 [INFO] [stderr] Checking netlink-packet-core v0.2.4 [INFO] [stderr] Checking pin-project v0.4.27 [INFO] [stderr] Checking netlink-packet-route v0.7.0 [INFO] [stderr] Checking tracing-futures v0.2.4 [INFO] [stderr] Checking clap v3.0.0-beta.2 [INFO] [stderr] Checking futures-executor v0.3.12 [INFO] [stderr] Checking tokio-util v0.6.3 [INFO] [stderr] Checking futures v0.3.12 [INFO] [stderr] Checking netlink-sys v0.6.0 [INFO] [stderr] Checking netlink-proto v0.6.0 [INFO] [stderr] Checking h2 v0.3.0 [INFO] [stderr] Checking rtnetlink v0.7.0 [INFO] [stderr] Checking serde v1.0.123 [INFO] [stderr] Checking hyper v0.14.4 [INFO] [stderr] Checking serde_json v1.0.62 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Checking serde_ignored v0.1.2 [INFO] [stderr] Checking ipnetwork v0.17.0 [INFO] [stderr] Compiling native-tls v0.2.7 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.1 [INFO] [stderr] Checking dkregistry v0.5.1-alpha.0 (https://github.com/daikimiura/dkregistry-rs.git?branch=update-tokio-1.0#1665ece6) [INFO] [stderr] Checking rocker v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `OpenOptions`, `path::Path` [INFO] [stdout] --> src/main.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 6 | fs::{self, OpenOptions}, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 7 | path::Path, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `nix::unistd::getpid` [INFO] [stdout] --> src/cgroup.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use nix::unistd::getpid; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `net::IpAddr` [INFO] [stdout] --> src/db.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{net::IpAddr, sync::Mutex}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `WaitStatus` [INFO] [stdout] --> src/fork.rs:4:26 [INFO] [stdout] | [INFO] [stdout] 4 | sys::wait::{waitpid, WaitStatus}, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ROCKER_DB_PATH` [INFO] [stdout] --> src/image.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | ROCKER_DB_PATH, ROCKER_IMAGES_PATH, ROCKER_TMP_PATH, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `net::ToSocketAddrs` [INFO] [stdout] --> src/image.rs:5:26 [INFO] [stdout] | [INFO] [stdout] 5 | use std::{fs, io::Write, net::ToSocketAddrs}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `join` [INFO] [stdout] --> src/image.rs:13:33 [INFO] [stdout] | [INFO] [stdout] 13 | use futures::{future::join_all, join}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/image.rs:44:8 [INFO] [stdout] | [INFO] [stdout] 44 | if (!is_image_already_downloaded(&db, &image_hash)?) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AsRawFd`, `File`, `Mutex`, `TryFrom`, `TryInto`, `path::Path` [INFO] [stdout] --> src/network.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | convert::{TryFrom, TryInto}, [INFO] [stdout] | ^^^^^^^ ^^^^^^^ [INFO] [stdout] 3 | fs::{File, OpenOptions}, [INFO] [stdout] | ^^^^ [INFO] [stdout] 4 | net::{IpAddr, Ipv4Addr}, [INFO] [stdout] 5 | os::unix::prelude::{AsRawFd, IntoRawFd}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 6 | path::Path, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 7 | process::exit, [INFO] [stdout] 8 | sync::{Arc, Mutex}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Future`, `Sink`, `Stream`, `UnboundedReceiver`, `UnboundedSender` [INFO] [stdout] --> src/network.rs:13:21 [INFO] [stdout] | [INFO] [stdout] 13 | channel::mpsc::{UnboundedReceiver, UnboundedSender}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ [INFO] [stdout] 14 | Future, Sink, Stream, TryStreamExt, [INFO] [stdout] | ^^^^^^ ^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ForkResult`, `WaitStatus`, `fork`, `self`, `self`, `unshare`, `waitpid` [INFO] [stdout] --> src/network.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | fcntl::{self, open, OFlag}, [INFO] [stdout] | ^^^^ [INFO] [stdout] 22 | sched::{setns, unshare, CloneFlags}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | wait::{waitpid, WaitStatus}, [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] 26 | }, [INFO] [stdout] 27 | unistd::{self, close, fork, ForkResult}, [INFO] [stdout] | ^^^^ ^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `IFF_LOWER_UP` [INFO] [stdout] --> src/network.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | IFF_LOWER_UP, IFF_UP, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `runtime::Runtime`, `task::spawn_blocking` [INFO] [stdout] --> src/network.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | use tokio::{runtime::Runtime, task::spawn_blocking}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ROCKER_DB_PATH` [INFO] [stdout] --> src/network.rs:46:48 [INFO] [stdout] | [INFO] [stdout] 46 | ROCKER_BRIDGE_ADDRESS, ROCKER_BRIDGE_NAME, ROCKER_DB_PATH, ROCKER_NETNS_PATH, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `while` condition [INFO] [stdout] --> src/network.rs:355:11 [INFO] [stdout] | [INFO] [stdout] 355 | while (!is_ok) { [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ROCKER_DB_PATH` [INFO] [stdout] --> src/run.rs:1:37 [INFO] [stdout] | [INFO] [stdout] 1 | use super::{ROCKER_CONTAINERS_PATH, ROCKER_DB_PATH, ROCKER_IMAGES_PATH, ROCKER_NETNS_PATH}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `str::from_utf8` [INFO] [stdout] --> src/run.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | str::from_utf8, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `NixPath`, `libc::mount`, `sethostname` [INFO] [stdout] --> src/run.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | libc::mount, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | unistd::{chdir, chroot, close, execv, sethostname}, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 19 | NixPath, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `run_in_network_namespace`, `used_ip_address_key` [INFO] [stdout] --> src/run.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | db::{used_ip_address_key, veth_ip_address_key, DB}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 26 | image::download_image_if_needed, [INFO] [stdout] 27 | network::{delete_netns, run_in_network_namespace, setup_netns, setup_veths}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `OpenOptions`, `path::Path` [INFO] [stdout] --> src/main.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 6 | fs::{self, OpenOptions}, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 7 | path::Path, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `nix::unistd::getpid` [INFO] [stdout] --> src/cgroup.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use nix::unistd::getpid; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `net::IpAddr` [INFO] [stdout] --> src/db.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{net::IpAddr, sync::Mutex}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `WaitStatus` [INFO] [stdout] --> src/fork.rs:4:26 [INFO] [stdout] | [INFO] [stdout] 4 | sys::wait::{waitpid, WaitStatus}, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ROCKER_DB_PATH` [INFO] [stdout] --> src/image.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | ROCKER_DB_PATH, ROCKER_IMAGES_PATH, ROCKER_TMP_PATH, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `net::ToSocketAddrs` [INFO] [stdout] --> src/image.rs:5:26 [INFO] [stdout] | [INFO] [stdout] 5 | use std::{fs, io::Write, net::ToSocketAddrs}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `join` [INFO] [stdout] --> src/image.rs:13:33 [INFO] [stdout] | [INFO] [stdout] 13 | use futures::{future::join_all, join}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/image.rs:44:8 [INFO] [stdout] | [INFO] [stdout] 44 | if (!is_image_already_downloaded(&db, &image_hash)?) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AsRawFd`, `File`, `Mutex`, `TryFrom`, `TryInto`, `path::Path` [INFO] [stdout] --> src/network.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | convert::{TryFrom, TryInto}, [INFO] [stdout] | ^^^^^^^ ^^^^^^^ [INFO] [stdout] 3 | fs::{File, OpenOptions}, [INFO] [stdout] | ^^^^ [INFO] [stdout] 4 | net::{IpAddr, Ipv4Addr}, [INFO] [stdout] 5 | os::unix::prelude::{AsRawFd, IntoRawFd}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 6 | path::Path, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 7 | process::exit, [INFO] [stdout] 8 | sync::{Arc, Mutex}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Future`, `Sink`, `Stream`, `UnboundedReceiver`, `UnboundedSender` [INFO] [stdout] --> src/network.rs:13:21 [INFO] [stdout] | [INFO] [stdout] 13 | channel::mpsc::{UnboundedReceiver, UnboundedSender}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ [INFO] [stdout] 14 | Future, Sink, Stream, TryStreamExt, [INFO] [stdout] | ^^^^^^ ^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ForkResult`, `WaitStatus`, `fork`, `self`, `self`, `unshare`, `waitpid` [INFO] [stdout] --> src/network.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | fcntl::{self, open, OFlag}, [INFO] [stdout] | ^^^^ [INFO] [stdout] 22 | sched::{setns, unshare, CloneFlags}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | wait::{waitpid, WaitStatus}, [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] 26 | }, [INFO] [stdout] 27 | unistd::{self, close, fork, ForkResult}, [INFO] [stdout] | ^^^^ ^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `IFF_LOWER_UP` [INFO] [stdout] --> src/network.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | IFF_LOWER_UP, IFF_UP, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `runtime::Runtime`, `task::spawn_blocking` [INFO] [stdout] --> src/network.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | use tokio::{runtime::Runtime, task::spawn_blocking}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ROCKER_DB_PATH` [INFO] [stdout] --> src/network.rs:46:48 [INFO] [stdout] | [INFO] [stdout] 46 | ROCKER_BRIDGE_ADDRESS, ROCKER_BRIDGE_NAME, ROCKER_DB_PATH, ROCKER_NETNS_PATH, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `while` condition [INFO] [stdout] --> src/network.rs:355:11 [INFO] [stdout] | [INFO] [stdout] 355 | while (!is_ok) { [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ROCKER_DB_PATH` [INFO] [stdout] --> src/run.rs:1:37 [INFO] [stdout] | [INFO] [stdout] 1 | use super::{ROCKER_CONTAINERS_PATH, ROCKER_DB_PATH, ROCKER_IMAGES_PATH, ROCKER_NETNS_PATH}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `str::from_utf8` [INFO] [stdout] --> src/run.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | str::from_utf8, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `NixPath`, `libc::mount`, `sethostname` [INFO] [stdout] --> src/run.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | libc::mount, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | unistd::{chdir, chroot, close, execv, sethostname}, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 19 | NixPath, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `run_in_network_namespace`, `used_ip_address_key` [INFO] [stdout] --> src/run.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | db::{used_ip_address_key, veth_ip_address_key, DB}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 26 | image::download_image_if_needed, [INFO] [stdout] 27 | network::{delete_netns, run_in_network_namespace, setup_netns, setup_veths}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/image.rs:114:17 [INFO] [stdout] | [INFO] [stdout] 114 | let mut file = fs::File::create(format!( [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/image.rs:114:17 [INFO] [stdout] | [INFO] [stdout] 114 | let mut file = fs::File::create(format!( [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/main.rs:72:17 [INFO] [stdout] | [INFO] [stdout] 72 | / if let is_up = is_network_bridge_up().await? { [INFO] [stdout] 73 | | if !is_up { [INFO] [stdout] 74 | | setup_network_bridge().await? [INFO] [stdout] 75 | | } [INFO] [stdout] 76 | | }; [INFO] [stdout] | |_________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/cgroup.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let r = proxy.start_transient_unit( [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `link` [INFO] [stdout] --> src/network.rs:88:17 [INFO] [stdout] | [INFO] [stdout] 88 | if let Some(link) = links.try_next().await? { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_link` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `rand_nums` is never read [INFO] [stdout] --> src/network.rs:352:13 [INFO] [stdout] | [INFO] [stdout] 352 | let mut rand_nums = rand::thread_rng().gen::<[u8; 2]>(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handle` [INFO] [stdout] --> src/network.rs:350:22 [INFO] [stdout] | [INFO] [stdout] 350 | fn create_ip_address(handle: &Handle, db: &sled::Db) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mem` [INFO] [stdout] --> src/run.rs:172:5 [INFO] [stdout] | [INFO] [stdout] 172 | mem: Option, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_mem` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `swap` [INFO] [stdout] --> src/run.rs:173:5 [INFO] [stdout] | [INFO] [stdout] 173 | swap: Option, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_swap` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pids` [INFO] [stdout] --> src/run.rs:174:5 [INFO] [stdout] | [INFO] [stdout] 174 | pids: Option, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_pids` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cpus` [INFO] [stdout] --> src/run.rs:175:5 [INFO] [stdout] | [INFO] [stdout] 175 | cpus: Option, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cpus` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `container_id` [INFO] [stdout] --> src/run.rs:176:5 [INFO] [stdout] | [INFO] [stdout] 176 | container_id: &String, [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `image_hash` [INFO] [stdout] --> src/run.rs:177:5 [INFO] [stdout] | [INFO] [stdout] 177 | image_hash: &String, [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_image_hash` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `command` [INFO] [stdout] --> src/run.rs:178:5 [INFO] [stdout] | [INFO] [stdout] 178 | command: String, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:69:17 [INFO] [stdout] | [INFO] [stdout] 69 | let mut rt = tokio::runtime::Runtime::new()?; [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/main.rs:72:17 [INFO] [stdout] | [INFO] [stdout] 72 | / if let is_up = is_network_bridge_up().await? { [INFO] [stdout] 73 | | if !is_up { [INFO] [stdout] 74 | | setup_network_bridge().await? [INFO] [stdout] 75 | | } [INFO] [stdout] 76 | | }; [INFO] [stdout] | |_________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/cgroup.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let r = proxy.start_transient_unit( [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `link` [INFO] [stdout] --> src/network.rs:88:17 [INFO] [stdout] | [INFO] [stdout] 88 | if let Some(link) = links.try_next().await? { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_link` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `rand_nums` is never read [INFO] [stdout] --> src/network.rs:352:13 [INFO] [stdout] | [INFO] [stdout] 352 | let mut rand_nums = rand::thread_rng().gen::<[u8; 2]>(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handle` [INFO] [stdout] --> src/network.rs:350:22 [INFO] [stdout] | [INFO] [stdout] 350 | fn create_ip_address(handle: &Handle, db: &sled::Db) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mem` [INFO] [stdout] --> src/run.rs:172:5 [INFO] [stdout] | [INFO] [stdout] 172 | mem: Option, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_mem` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `swap` [INFO] [stdout] --> src/run.rs:173:5 [INFO] [stdout] | [INFO] [stdout] 173 | swap: Option, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_swap` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pids` [INFO] [stdout] --> src/run.rs:174:5 [INFO] [stdout] | [INFO] [stdout] 174 | pids: Option, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_pids` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cpus` [INFO] [stdout] --> src/run.rs:175:5 [INFO] [stdout] | [INFO] [stdout] 175 | cpus: Option, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cpus` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `container_id` [INFO] [stdout] --> src/run.rs:176:5 [INFO] [stdout] | [INFO] [stdout] 176 | container_id: &String, [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `image_hash` [INFO] [stdout] --> src/run.rs:177:5 [INFO] [stdout] | [INFO] [stdout] 177 | image_hash: &String, [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_image_hash` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `command` [INFO] [stdout] --> src/run.rs:178:5 [INFO] [stdout] | [INFO] [stdout] 178 | command: String, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:69:17 [INFO] [stdout] | [INFO] [stdout] 69 | let mut rt = tokio::runtime::Runtime::new()?; [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `prepare_and_execute_container` [INFO] [stdout] --> src/run.rs:171:4 [INFO] [stdout] | [INFO] [stdout] 171 | fn prepare_and_execute_container( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `prepare_and_execute_container` [INFO] [stdout] --> src/run.rs:171:4 [INFO] [stdout] | [INFO] [stdout] 171 | fn prepare_and_execute_container( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/image.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | db.flush(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/image.rs:106:5 [INFO] [stdout] | [INFO] [stdout] 106 | fs::create_dir_all(&image_layers_tar_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/image.rs:155:9 [INFO] [stdout] | [INFO] [stdout] 155 | archive.unpack(dst_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:364:17 [INFO] [stdout] | [INFO] [stdout] 364 | db.insert(used_ip_address_key("abc"), "1"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/run.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | nix::unistd::sethostname(&container_id); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/run.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | chroot(Path::new(&mnt_path)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/run.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | chdir("/"); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/run.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | mount_container_fs(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/run.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | / execv( [INFO] [stdout] 70 | | &CString::new((&command).to_string()).unwrap(), [INFO] [stdout] 71 | | &[CString::new((&command).to_string()).unwrap()], [INFO] [stdout] 72 | | ); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/run.rs:83:5 [INFO] [stdout] | [INFO] [stdout] 83 | create_cgroup(&container_id, pid.as_raw() as u32, mem, cpus, pids); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/run.rs:184:5 [INFO] [stdout] | [INFO] [stdout] 184 | create_dir_all("/proc"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/run.rs:212:5 [INFO] [stdout] | [INFO] [stdout] 212 | create_dir_all("/dev/pts"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/run.rs:222:5 [INFO] [stdout] | [INFO] [stdout] 222 | create_dir_all("/sys"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/image.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | db.flush(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/image.rs:106:5 [INFO] [stdout] | [INFO] [stdout] 106 | fs::create_dir_all(&image_layers_tar_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/image.rs:155:9 [INFO] [stdout] | [INFO] [stdout] 155 | archive.unpack(dst_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:364:17 [INFO] [stdout] | [INFO] [stdout] 364 | db.insert(used_ip_address_key("abc"), "1"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/run.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | nix::unistd::sethostname(&container_id); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/run.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | chroot(Path::new(&mnt_path)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/run.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | chdir("/"); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/run.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | mount_container_fs(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/run.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | / execv( [INFO] [stdout] 70 | | &CString::new((&command).to_string()).unwrap(), [INFO] [stdout] 71 | | &[CString::new((&command).to_string()).unwrap()], [INFO] [stdout] 72 | | ); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/run.rs:83:5 [INFO] [stdout] | [INFO] [stdout] 83 | create_cgroup(&container_id, pid.as_raw() as u32, mem, cpus, pids); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/run.rs:184:5 [INFO] [stdout] | [INFO] [stdout] 184 | create_dir_all("/proc"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/run.rs:212:5 [INFO] [stdout] | [INFO] [stdout] 212 | create_dir_all("/dev/pts"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/run.rs:222:5 [INFO] [stdout] | [INFO] [stdout] 222 | create_dir_all("/sys"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 47 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 47 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 07s [INFO] running `Command { std: "docker" "inspect" "6cbbbcc2a2c1dd53a00b3e993546bc3dc61d8f8ad87de56480f0c1fe215fd95e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cbbbcc2a2c1dd53a00b3e993546bc3dc61d8f8ad87de56480f0c1fe215fd95e", kill_on_drop: false }` [INFO] [stdout] 6cbbbcc2a2c1dd53a00b3e993546bc3dc61d8f8ad87de56480f0c1fe215fd95e