[INFO] cloning repository https://github.com/aulang/wormhole
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aulang/wormhole" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faulang%2Fwormhole", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faulang%2Fwormhole'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 20c855b070cfc4188ba24b66018c7901a28ce2a9
[INFO] checking aulang/wormhole against master#39b841dfe36f90a7cd111e7f0c55f32594f6e578 for pr-77035
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faulang%2Fwormhole" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aulang/wormhole on toolchain 39b841dfe36f90a7cd111e7f0c55f32594f6e578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aulang/wormhole
[INFO] finished tweaking git repo https://github.com/aulang/wormhole
[INFO] tweaked toml for git repo https://github.com/aulang/wormhole written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/aulang/wormhole already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bed55e8a2a18669d065e2304688ae7d0afc51a91868a1517e5133e565a358296
[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" "bed55e8a2a18669d065e2304688ae7d0afc51a91868a1517e5133e565a358296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bed55e8a2a18669d065e2304688ae7d0afc51a91868a1517e5133e565a358296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bed55e8a2a18669d065e2304688ae7d0afc51a91868a1517e5133e565a358296", kill_on_drop: false }`
[INFO] [stdout] bed55e8a2a18669d065e2304688ae7d0afc51a91868a1517e5133e565a358296
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 581d2d8a157bed0eb51c0b798981494e00f8aa78315743fbce6cf0faeea18b62
[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" "581d2d8a157bed0eb51c0b798981494e00f8aa78315743fbce6cf0faeea18b62", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking pad v0.1.6
[INFO] [stderr]     Checking locale v0.2.2
[INFO] [stderr]     Checking iso8601 v0.3.0
[INFO] [stderr]     Checking datetime v0.5.1
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking wormhole v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `port` is never read
[INFO] [stdout]   --> src/config/net_addr.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let mut port = 0;
[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: associated function is never used: `get_key`
[INFO] [stdout]   --> src/config/client.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn get_key(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_server_addr`
[INFO] [stdout]   --> src/config/client.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn get_server_addr(&self) -> &NetAddr {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_local_addrs`
[INFO] [stdout]   --> src/config/client.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn get_local_addrs(&self) -> &Vec<NetAddr> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_max_tunnel`
[INFO] [stdout]   --> src/config/client.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn get_max_tunnel(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/config/server.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(key: String, port: u32) -> Server {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_key`
[INFO] [stdout]   --> src/config/server.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn get_key(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_port`
[INFO] [stdout]   --> src/config/server.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn get_port(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_min_proxy_port`
[INFO] [stdout]   --> src/config/server.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn get_min_proxy_port(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_max_proxy_port`
[INFO] [stdout]   --> src/config/server.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn get_max_proxy_port(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `port` is never read
[INFO] [stdout]   --> src/config/net_addr.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let mut port = 0;
[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: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_key`
[INFO] [stdout]   --> src/config/client.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn get_key(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_server_addr`
[INFO] [stdout]   --> src/config/client.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn get_server_addr(&self) -> &NetAddr {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_local_addrs`
[INFO] [stdout]   --> src/config/client.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn get_local_addrs(&self) -> &Vec<NetAddr> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_max_tunnel`
[INFO] [stdout]   --> src/config/client.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn get_max_tunnel(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/config/server.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(key: String, port: u32) -> Server {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_key`
[INFO] [stdout]   --> src/config/server.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn get_key(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_port`
[INFO] [stdout]   --> src/config/server.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn get_port(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_min_proxy_port`
[INFO] [stdout]   --> src/config/server.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn get_min_proxy_port(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_max_proxy_port`
[INFO] [stdout]   --> src/config/server.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn get_max_proxy_port(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.59s
[INFO] running `Command { std: "docker" "inspect" "581d2d8a157bed0eb51c0b798981494e00f8aa78315743fbce6cf0faeea18b62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "581d2d8a157bed0eb51c0b798981494e00f8aa78315743fbce6cf0faeea18b62", kill_on_drop: false }`
[INFO] [stdout] 581d2d8a157bed0eb51c0b798981494e00f8aa78315743fbce6cf0faeea18b62