[INFO] cloning repository https://github.com/oli3djon/Shadowsocks-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oli3djon/Shadowsocks-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foli3djon%2FShadowsocks-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foli3djon%2FShadowsocks-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7ea262e582b402f2148c13ccea0126acc2c5549
[INFO] checking oli3djon/Shadowsocks-rust against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foli3djon%2FShadowsocks-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/oli3djon/Shadowsocks-rust
[INFO] finished tweaking git repo https://github.com/oli3djon/Shadowsocks-rust
[INFO] tweaked toml for git repo https://github.com/oli3djon/Shadowsocks-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/oli3djon/Shadowsocks-rust on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/oli3djon/Shadowsocks-rust 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tcmalloc-sys v0.3.0
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[INFO] [stderr]   Downloaded openssl-src v300.4.2+3.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81976f155ddb58b27c7d5f12c430e7ff4481073024edcff20b2189b000b3790c
[INFO] running `Command { std: "docker" "start" "-a" "81976f155ddb58b27c7d5f12c430e7ff4481073024edcff20b2189b000b3790c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81976f155ddb58b27c7d5f12c430e7ff4481073024edcff20b2189b000b3790c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81976f155ddb58b27c7d5f12c430e7ff4481073024edcff20b2189b000b3790c", kill_on_drop: false }`
[INFO] [stdout] 81976f155ddb58b27c7d5f12c430e7ff4481073024edcff20b2189b000b3790c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea83a011aed64b7211def6971693c336ebf4a751c6393311441d24ff37f0e6ad
[INFO] running `Command { std: "docker" "start" "-a" "ea83a011aed64b7211def6971693c336ebf4a751c6393311441d24ff37f0e6ad", kill_on_drop: false }`
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[INFO] [stderr]     Checking shadowsocks v1.23.0 (/opt/rustwide/workdir/crates/shadowsocks)
[INFO] [stderr]     Checking shadowsocks-service v1.23.1 (/opt/rustwide/workdir/crates/shadowsocks-service)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> crates/shadowsocks-service/src/local/online_config/content_encoding.rs:49:24
[INFO] [stdout]    |
[INFO] [stdout] 49 |     B::Error: Into<Box<(dyn ::std::error::Error + Send + Sync + 'static)>>,
[INFO] [stdout]    |                        ^                                               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 49 -     B::Error: Into<Box<(dyn ::std::error::Error + Send + Sync + 'static)>>,
[INFO] [stdout] 49 +     B::Error: Into<Box<dyn ::std::error::Error + Send + Sync + 'static>>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> crates/shadowsocks-service/src/local/online_config/content_encoding.rs:49:24
[INFO] [stdout]    |
[INFO] [stdout] 49 |     B::Error: Into<Box<(dyn ::std::error::Error + Send + Sync + 'static)>>,
[INFO] [stdout]    |                        ^                                               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 49 -     B::Error: Into<Box<(dyn ::std::error::Error + Send + Sync + 'static)>>,
[INFO] [stdout] 49 +     B::Error: Into<Box<dyn ::std::error::Error + Send + Sync + 'static>>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> crates/shadowsocks-service/src/acl/mod.rs:520:31
[INFO] [stdout]     |
[INFO] [stdout] 520 |     fn convert_to_ascii(host: &str) -> Cow<str> {
[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] 520 |     fn convert_to_ascii(host: &str) -> Cow<'_, str> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> crates/shadowsocks-service/src/acl/mod.rs:520:31
[INFO] [stdout]     |
[INFO] [stdout] 520 |     fn convert_to_ascii(host: &str) -> Cow<str> {
[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] 520 |     fn convert_to_ascii(host: &str) -> Cow<'_, str> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking shadowsocks-rust v1.23.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `Command { std: "docker" "inspect" "ea83a011aed64b7211def6971693c336ebf4a751c6393311441d24ff37f0e6ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea83a011aed64b7211def6971693c336ebf4a751c6393311441d24ff37f0e6ad", kill_on_drop: false }`
[INFO] [stdout] ea83a011aed64b7211def6971693c336ebf4a751c6393311441d24ff37f0e6ad