[INFO] cloning repository https://github.com/KOBA789/bhcq
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KOBA789/bhcq" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKOBA789%2Fbhcq", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKOBA789%2Fbhcq'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5bc07db0ac6f2c587605101998c59163d3da0487
[INFO] checking KOBA789/bhcq against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKOBA789%2Fbhcq" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/KOBA789/bhcq
[INFO] finished tweaking git repo https://github.com/KOBA789/bhcq
[INFO] tweaked toml for git repo https://github.com/KOBA789/bhcq written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/KOBA789/bhcq on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/KOBA789/bhcq 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-macros v0.2.0
[INFO] [stderr]   Downloaded nix v0.16.0
[INFO] [stderr]   Downloaded bytes v0.5.2
[INFO] [stderr]   Downloaded tokio v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eda53de3daab9088361a65eec432283c100aab8e7d31b3ec744c9abc87e7396b
[INFO] running `Command { std: "docker" "start" "-a" "eda53de3daab9088361a65eec432283c100aab8e7d31b3ec744c9abc87e7396b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eda53de3daab9088361a65eec432283c100aab8e7d31b3ec744c9abc87e7396b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eda53de3daab9088361a65eec432283c100aab8e7d31b3ec744c9abc87e7396b", kill_on_drop: false }`
[INFO] [stdout] eda53de3daab9088361a65eec432283c100aab8e7d31b3ec744c9abc87e7396b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ae22be6c0db17a8e2f5caf6be8fc72ad9e8d5f61341c3b0b3e0afb6fbc2c4e5
[INFO] running `Command { std: "docker" "start" "-a" "4ae22be6c0db17a8e2f5caf6be8fc72ad9e8d5f61341c3b0b3e0afb6fbc2c4e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling nix v0.16.0
[INFO] [stderr]     Checking pin-project-lite v0.1.1
[INFO] [stderr]     Checking bytes v0.5.2
[INFO] [stderr]     Checking dhcpv4 v0.1.0 (/opt/rustwide/workdir/dhcpv4)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> dhcpv4/src/message.rs:276:28
[INFO] [stdout]     |
[INFO] [stdout] 276 |     pub fn options_builder(&mut self) -> options::Builder {
[INFO] [stdout]     |                            ^^^^^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 276 |     pub fn options_builder(&mut self) -> options::Builder<'_> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> dhcpv4/src/options.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn try_iter(&self) -> Option<Iter> {
[INFO] [stdout]    |                     ^^^^^            ^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn try_iter(&self) -> Option<Iter<'_>> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> dhcpv4/src/options/ips.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn get_ips(&self, code: Code) -> Option<IpsIter> {
[INFO] [stdout]    |                ^^^^^                        ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                |
[INFO] [stdout]    |                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn get_ips(&self, code: Code) -> Option<IpsIter<'_>> {
[INFO] [stdout]    |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> dhcpv4/src/options/routers.rs:20:20
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn get_routers(&self) -> Option<IpsIter> {
[INFO] [stdout]    |                    ^^^^^            ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn get_routers(&self) -> Option<IpsIter<'_>> {
[INFO] [stdout]    |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> dhcpv4/src/options/domain_name_servers.rs:20:32
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn get_domain_name_servers(&self) -> Option<IpsIter> {
[INFO] [stdout]    |                                ^^^^^            ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                |
[INFO] [stdout]    |                                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn get_domain_name_servers(&self) -> Option<IpsIter<'_>> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> dhcpv4/src/message.rs:276:28
[INFO] [stdout]     |
[INFO] [stdout] 276 |     pub fn options_builder(&mut self) -> options::Builder {
[INFO] [stdout]     |                            ^^^^^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 276 |     pub fn options_builder(&mut self) -> options::Builder<'_> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> dhcpv4/src/options.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn try_iter(&self) -> Option<Iter> {
[INFO] [stdout]    |                     ^^^^^            ^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn try_iter(&self) -> Option<Iter<'_>> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> dhcpv4/src/options/ips.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn get_ips(&self, code: Code) -> Option<IpsIter> {
[INFO] [stdout]    |                ^^^^^                        ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                |
[INFO] [stdout]    |                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn get_ips(&self, code: Code) -> Option<IpsIter<'_>> {
[INFO] [stdout]    |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> dhcpv4/src/options/routers.rs:20:20
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn get_routers(&self) -> Option<IpsIter> {
[INFO] [stdout]    |                    ^^^^^            ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn get_routers(&self) -> Option<IpsIter<'_>> {
[INFO] [stdout]    |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> dhcpv4/src/options/domain_name_servers.rs:20:32
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn get_domain_name_servers(&self) -> Option<IpsIter> {
[INFO] [stdout]    |                                ^^^^^            ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                |
[INFO] [stdout]    |                                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn get_domain_name_servers(&self) -> Option<IpsIter<'_>> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling tokio-macros v0.2.0
[INFO] [stderr]     Checking tokio v0.2.4
[INFO] [stderr]     Checking bhcq v0.1.0 (/opt/rustwide/workdir/bhcq)
[INFO] [stdout] warning: unused import: `tokio::prelude::*`
[INFO] [stdout]   --> bhcq/src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio::prelude::*;
[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 variable: `peer`
[INFO] [stdout]   --> bhcq/src/main.rs:59:20
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let (read, peer) = sock.recv_from(&mut buf).await?;
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::prelude::*`
[INFO] [stdout]   --> bhcq/src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio::prelude::*;
[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 variable: `peer`
[INFO] [stdout]   --> bhcq/src/main.rs:59:20
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let (read, peer) = sock.recv_from(&mut buf).await?;
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.07s
[INFO] running `Command { std: "docker" "inspect" "4ae22be6c0db17a8e2f5caf6be8fc72ad9e8d5f61341c3b0b3e0afb6fbc2c4e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ae22be6c0db17a8e2f5caf6be8fc72ad9e8d5f61341c3b0b3e0afb6fbc2c4e5", kill_on_drop: false }`
[INFO] [stdout] 4ae22be6c0db17a8e2f5caf6be8fc72ad9e8d5f61341c3b0b3e0afb6fbc2c4e5
