[INFO] cloning repository https://github.com/fourbs-net/wg-maestro
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fourbs-net/wg-maestro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffourbs-net%2Fwg-maestro"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffourbs-net%2Fwg-maestro'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9867e0228fdd88d94d16f17b5113f00f607aa129
[INFO] checking fourbs-net/wg-maestro against try#71b81291baafb8a58836272757b28817fe1d8190 for pr-73102
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffourbs-net%2Fwg-maestro" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fourbs-net/wg-maestro on toolchain 71b81291baafb8a58836272757b28817fe1d8190
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/fourbs-net/wg-maestro
[INFO] removed path dependency wireguard-uapi from git repo https://github.com/fourbs-net/wg-maestro
[INFO] finished tweaking git repo https://github.com/fourbs-net/wg-maestro
[INFO] tweaked toml for git repo https://github.com/fourbs-net/wg-maestro written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/fourbs-net/wg-maestro already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: dependency (wireguard-uapi) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: dependency (wireguard-uapi) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded neli v0.5.0-rc1
[INFO] [stderr]   Downloaded buffering v0.4.2
[INFO] [stderr]   Downloaded buffering v0.3.4
[INFO] [stderr]   Downloaded wireguard-uapi v1.0.4
[INFO] [stderr]   Downloaded neli v0.4.3
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+71b81291baafb8a58836272757b28817fe1d8190" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c87a2cf782687d3bcfcafab4e32c188646499af32936299a6962fdbf491d9df4
[INFO] running `"docker" "start" "-a" "c87a2cf782687d3bcfcafab4e32c188646499af32936299a6962fdbf491d9df4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: dependency (wireguard-uapi) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.21
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling proc-macro-nested v0.1.5
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling derive_builder v0.7.2
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking buffering v0.3.4
[INFO] [stderr]     Checking os_str_bytes v2.3.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking buffering v0.4.2
[INFO] [stderr]     Checking base64 v0.12.1
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking neli v0.4.3
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking neli v0.5.0-rc1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling async-trait v0.1.35
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking pin-project v0.4.21
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling derive_builder_core v0.5.0
[INFO] [stderr]     Checking serde v1.0.111
[INFO] [stderr]     Checking wireguard-uapi v1.0.4
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking wg-maestro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::net::Ipv6Addr`
[INFO] [stderr]  --> src/server/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::net::Ipv6Addr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::net::Ipv6Addr`
[INFO] [stderr]  --> src/server/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::net::Ipv6Addr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio::prelude`
[INFO] [stderr]  --> src/server/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use tokio::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signal_receiver`
[INFO] [stderr]   --> src/client/mod.rs:35:29
[INFO] [stderr]    |
[INFO] [stderr] 35 |     async fn run(&mut self, signal_receiver: Receiver<SignalKind>) -> Result<()> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signal_receiver`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]    --> src/common.rs:105:35
[INFO] [stderr]     |
[INFO] [stderr] 105 |     pub fn add_address(&mut self, address: IpAddr) {
[INFO] [stderr]     |                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio::prelude`
[INFO] [stderr]  --> src/server/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use tokio::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `signal_receiver`
[INFO] [stderr]   --> src/client/mod.rs:35:29
[INFO] [stderr]    |
[INFO] [stderr] 35 |     async fn run(&mut self, signal_receiver: Receiver<SignalKind>) -> Result<()> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signal_receiver`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]    --> src/common.rs:105:35
[INFO] [stderr]     |
[INFO] [stderr] 105 |     pub fn add_address(&mut self, address: IpAddr) {
[INFO] [stderr]     |                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `opts`
[INFO] [stderr]   --> src/cli.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     opts: Opts,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `config`
[INFO] [stderr]   --> src/client/mod.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     config: ClientConfig,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `wg`
[INFO] [stderr]   --> src/client/mod.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     wg: WgInterface<'a>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `opts`
[INFO] [stderr]   --> src/cli.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     opts: Opts,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `config`
[INFO] [stderr]   --> src/client/mod.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     config: ClientConfig,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `wg`
[INFO] [stderr]   --> src/client/mod.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     wg: WgInterface<'a>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `"docker" "inspect" "c87a2cf782687d3bcfcafab4e32c188646499af32936299a6962fdbf491d9df4"`
[INFO] running `"docker" "rm" "-f" "c87a2cf782687d3bcfcafab4e32c188646499af32936299a6962fdbf491d9df4"`
[INFO] [stdout] c87a2cf782687d3bcfcafab4e32c188646499af32936299a6962fdbf491d9df4