[INFO] updating cached repository https://github.com/dswd/vpncloud.rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0f4a44fbd6723bea445af89118adc09a2d6d0569
[INFO] checking dswd/vpncloud.rs against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdswd%2Fvpncloud.rs" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dswd/vpncloud.rs on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/dswd/vpncloud.rs
[INFO] finished tweaking git repo https://github.com/dswd/vpncloud.rs
[INFO] tweaked toml for git repo https://github.com/dswd/vpncloud.rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/dswd/vpncloud.rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] f8014013a570090b24727edc7e3ce834c158256c6585d233a5311cdd3c32aa6d
[INFO] running `"docker" "start" "-a" "f8014013a570090b24727edc7e3ce834c158256c6585d233a5311cdd3c32aa6d"`
[INFO] [stderr]    Compiling cc v1.0.31
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]     Checking siphasher v0.3.0
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking daemonize v0.3.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking tempfile v3.0.7
[INFO] [stderr]     Checking lynx v0.2.0
[INFO] [stderr]     Checking serde_yaml v0.8.8
[INFO] [stderr]     Checking xmltree v0.8.0
[INFO] [stderr]     Checking igd v0.8.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling vpncloud v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: Error building manpage: No such file or directory (os error 2)
[INFO] [stderr] warning: The manpage will not be build. Do you have 'ronn'?
[INFO] [stderr]     Checking signal v0.6.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking base-62 v0.1.1
[INFO] [stderr]     Checking docopt v1.0.2
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/poll/epoll.rs:25:64
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn new<S: Socket>(socketv4: &S, socketv6: &S, device: &Device, timeout: u32) -> io::Result<Self> {
[INFO] [stderr]    |                                                                ^^^^^^ help: use `dyn`: `dyn Device`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/poll/epoll.rs:29:68
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn testing<S: Socket>(socketv4: &S, socketv6: &S, device: &Device, timeout: u32) -> io::Result<Self> {
[INFO] [stderr]    |                                                                    ^^^^^^ help: use `dyn`: `dyn Device`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/poll/epoll.rs:33:63
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn create<S: Socket>(socketv4: &S, socketv6: &S, device: &Device, timeout: u32, flags: u32) -> io::Result<Self> {
[INFO] [stderr]    |                                                               ^^^^^^ help: use `dyn`: `dyn Device`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/poll/epoll.rs:25:64
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn new<S: Socket>(socketv4: &S, socketv6: &S, device: &Device, timeout: u32) -> io::Result<Self> {
[INFO] [stderr]    |                                                                ^^^^^^ help: use `dyn`: `dyn Device`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/poll/epoll.rs:29:68
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn testing<S: Socket>(socketv4: &S, socketv6: &S, device: &Device, timeout: u32) -> io::Result<Self> {
[INFO] [stderr]    |                                                                    ^^^^^^ help: use `dyn`: `dyn Device`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/poll/epoll.rs:33:63
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn create<S: Socket>(socketv4: &S, socketv6: &S, device: &Device, timeout: u32, flags: u32) -> io::Result<Self> {
[INFO] [stderr]    |                                                               ^^^^^^ help: use `dyn`: `dyn Device`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.30s
[INFO] running `"docker" "inspect" "f8014013a570090b24727edc7e3ce834c158256c6585d233a5311cdd3c32aa6d"`
[INFO] running `"docker" "rm" "-f" "f8014013a570090b24727edc7e3ce834c158256c6585d233a5311cdd3c32aa6d"`
[INFO] [stdout] f8014013a570090b24727edc7e3ce834c158256c6585d233a5311cdd3c32aa6d