[INFO] cloning repository https://github.com/garritfra/wireguard-manager
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/garritfra/wireguard-manager" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgarritfra%2Fwireguard-manager", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgarritfra%2Fwireguard-manager'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1c2a9d20e0626068a3cbec5ba6b25a5067199a3
[INFO] checking garritfra/wireguard-manager against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgarritfra%2Fwireguard-manager" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/garritfra/wireguard-manager on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/garritfra/wireguard-manager
[INFO] finished tweaking git repo https://github.com/garritfra/wireguard-manager
[INFO] tweaked toml for git repo https://github.com/garritfra/wireguard-manager written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/garritfra/wireguard-manager already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6d167db4c33a0456fa2bea0151ed98b0da7b32ea1017652d4c0b92163afb2c6
[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" "b6d167db4c33a0456fa2bea0151ed98b0da7b32ea1017652d4c0b92163afb2c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6d167db4c33a0456fa2bea0151ed98b0da7b32ea1017652d4c0b92163afb2c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6d167db4c33a0456fa2bea0151ed98b0da7b32ea1017652d4c0b92163afb2c6", kill_on_drop: false }`
[INFO] [stdout] b6d167db4c33a0456fa2bea0151ed98b0da7b32ea1017652d4c0b92163afb2c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2962674b61d447f6e756692f41bcd879004f0ae3b8d39f694861cb1508379eb8
[INFO] running `Command { std: "docker" "start" "-a" "2962674b61d447f6e756692f41bcd879004f0ae3b8d39f694861cb1508379eb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking wireguard-manager v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/interface.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse`
[INFO] [stdout]  --> src/parser/parser.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn parse(path: &Path) -> Result<Interface, String> {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_named`
[INFO] [stdout]   --> src/peer.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new_named(name: &'a str, public_key: [u8; 32], allowed_ips: &'a str) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/peer.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn new(public_key: [u8; 32], allowed_ips: &'a str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/interface.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse`
[INFO] [stdout]  --> src/parser/parser.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn parse(path: &Path) -> Result<Interface, String> {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_named`
[INFO] [stdout]   --> src/peer.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new_named(name: &'a str, public_key: [u8; 32], allowed_ips: &'a str) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/peer.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn new(public_key: [u8; 32], allowed_ips: &'a str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.71s
[INFO] running `Command { std: "docker" "inspect" "2962674b61d447f6e756692f41bcd879004f0ae3b8d39f694861cb1508379eb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2962674b61d447f6e756692f41bcd879004f0ae3b8d39f694861cb1508379eb8", kill_on_drop: false }`
[INFO] [stdout] 2962674b61d447f6e756692f41bcd879004f0ae3b8d39f694861cb1508379eb8