[INFO] cloning repository https://github.com/debug-ing/shadowsocks-server-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/debug-ing/shadowsocks-server-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdebug-ing%2Fshadowsocks-server-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdebug-ing%2Fshadowsocks-server-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2199ff5ebbdd8614a644ca54ed1f583913e551c5
[INFO] checking debug-ing/shadowsocks-server-rs against try#b047d5f4496a7526d91d0dddea494c05853f2a7b for pr-122661-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdebug-ing%2Fshadowsocks-server-rs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/debug-ing/shadowsocks-server-rs
[INFO] finished tweaking git repo https://github.com/debug-ing/shadowsocks-server-rs
[INFO] tweaked toml for git repo https://github.com/debug-ing/shadowsocks-server-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/debug-ing/shadowsocks-server-rs on toolchain b047d5f4496a7526d91d0dddea494c05853f2a7b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/debug-ing/shadowsocks-server-rs 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" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b70903e7062691ba91b47cdb8071b04b408f7c1a78dd9b6d490b9111d4bf0b7c
[INFO] running `Command { std: "docker" "start" "-a" "b70903e7062691ba91b47cdb8071b04b408f7c1a78dd9b6d490b9111d4bf0b7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b70903e7062691ba91b47cdb8071b04b408f7c1a78dd9b6d490b9111d4bf0b7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b70903e7062691ba91b47cdb8071b04b408f7c1a78dd9b6d490b9111d4bf0b7c", kill_on_drop: false }`
[INFO] [stdout] b70903e7062691ba91b47cdb8071b04b408f7c1a78dd9b6d490b9111d4bf0b7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86441f7d13497a43518cf00ac4c73b204c76b39c62f9042184a92c79ea572cac
[INFO] running `Command { std: "docker" "start" "-a" "86441f7d13497a43518cf00ac4c73b204c76b39c62f9042184a92c79ea572cac", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking cpufeatures v0.2.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking polyval v0.6.2
[INFO] [stderr]     Checking poly1305 v0.8.0
[INFO] [stderr]     Checking chacha20 v0.9.1
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking ghash v0.5.1
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking chacha20poly1305 v0.10.1
[INFO] [stderr]     Checking aes-gcm v0.10.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.46.1
[INFO] [stderr]     Checking sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `OsRng`
[INFO] [stdout]  --> src/cipher.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use aead::{Aead, KeyInit, OsRng};
[INFO] [stdout]   |                           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `aead::generic_array::GenericArray`
[INFO] [stdout]  --> src/cipher.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use aead::generic_array::GenericArray;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CipherKind` is never used
[INFO] [stdout]  --> src/cipher.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum CipherKind {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/cipher.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[warn(dead_code)]
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `kdf` is never used
[INFO] [stdout]  --> src/kdf.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn kdf(p: &[u8], key_len: usize) -> Vec<u8> {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CipherKind` is never used
[INFO] [stdout]  --> src/cipher.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum CipherKind {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/cipher.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[warn(dead_code)]
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Cipher` is never used
[INFO] [stdout]   --> src/cipher.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub trait Cipher {
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Aes128Cipher` is never constructed
[INFO] [stdout]   --> src/cipher.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Aes128Cipher;
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Aes256Cipher` is never constructed
[INFO] [stdout]   --> src/cipher.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct Aes256Cipher;
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ChaCha20Cipher` is never constructed
[INFO] [stdout]   --> src/cipher.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct ChaCha20Cipher;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.84s
[INFO] running `Command { std: "docker" "inspect" "86441f7d13497a43518cf00ac4c73b204c76b39c62f9042184a92c79ea572cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86441f7d13497a43518cf00ac4c73b204c76b39c62f9042184a92c79ea572cac", kill_on_drop: false }`
[INFO] [stdout] 86441f7d13497a43518cf00ac4c73b204c76b39c62f9042184a92c79ea572cac