[INFO] cloning repository https://github.com/ksk001100/black_hat_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ksk001100/black_hat_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fksk001100%2Fblack_hat_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fksk001100%2Fblack_hat_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c66548e8e2404864a1432c97e3b6af6f86ff0a8a
[INFO] testing ksk001100/black_hat_rust against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fksk001100%2Fblack_hat_rust" "/workspace/builds/worker-114/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-114/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ksk001100/black_hat_rust on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ksk001100/black_hat_rust
[INFO] finished tweaking git repo https://github.com/ksk001100/black_hat_rust
[INFO] tweaked toml for git repo https://github.com/ksk001100/black_hat_rust written to /workspace/builds/worker-114/source/Cargo.toml
[INFO] crate git repo https://github.com/ksk001100/black_hat_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6413ae380c9e3fe313de09d3490b8a54cbeb5f3d0d7ac73e3b081e2c9a07b00e
[INFO] running `Command { std: "docker" "start" "-a" "6413ae380c9e3fe313de09d3490b8a54cbeb5f3d0d7ac73e3b081e2c9a07b00e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6413ae380c9e3fe313de09d3490b8a54cbeb5f3d0d7ac73e3b081e2c9a07b00e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6413ae380c9e3fe313de09d3490b8a54cbeb5f3d0d7ac73e3b081e2c9a07b00e", kill_on_drop: false }`
[INFO] [stdout] 6413ae380c9e3fe313de09d3490b8a54cbeb5f3d0d7ac73e3b081e2c9a07b00e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ee2ee9188ab1fef0a634af1311210b137bd93c356e5dfef95a52c3d3c6d2e20
[INFO] running `Command { std: "docker" "start" "-a" "5ee2ee9188ab1fef0a634af1311210b137bd93c356e5dfef95a52c3d3c6d2e20", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcp_port_scanner v0.1.0 (/opt/rustwide/workdir/tcp_port_scanner)
[INFO] [stderr]    Compiling tcp_proxy v0.1.0 (/opt/rustwide/workdir/tcp_proxy)
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> tcp_proxy/src/main.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{Read, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `Command { std: "docker" "inspect" "5ee2ee9188ab1fef0a634af1311210b137bd93c356e5dfef95a52c3d3c6d2e20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ee2ee9188ab1fef0a634af1311210b137bd93c356e5dfef95a52c3d3c6d2e20", kill_on_drop: false }`
[INFO] [stdout] 5ee2ee9188ab1fef0a634af1311210b137bd93c356e5dfef95a52c3d3c6d2e20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f77b124e28ec6512b79fb4d66d940f86b1a64f8082f624d6205a402e3a1d7cb
[INFO] running `Command { std: "docker" "start" "-a" "4f77b124e28ec6512b79fb4d66d940f86b1a64f8082f624d6205a402e3a1d7cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcp_port_scanner v0.1.0 (/opt/rustwide/workdir/tcp_port_scanner)
[INFO] [stderr]    Compiling tcp_proxy v0.1.0 (/opt/rustwide/workdir/tcp_proxy)
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> tcp_proxy/src/main.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{Read, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "4f77b124e28ec6512b79fb4d66d940f86b1a64f8082f624d6205a402e3a1d7cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f77b124e28ec6512b79fb4d66d940f86b1a64f8082f624d6205a402e3a1d7cb", kill_on_drop: false }`
[INFO] [stdout] 4f77b124e28ec6512b79fb4d66d940f86b1a64f8082f624d6205a402e3a1d7cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 047d84014f61b7405b739c4077b81820d45974d420d7a3dd531bb0d26414dca5
[INFO] running `Command { std: "docker" "start" "-a" "047d84014f61b7405b739c4077b81820d45974d420d7a3dd531bb0d26414dca5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> tcp_proxy/src/main.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{Read, Write};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tcp_proxy` (bin "tcp_proxy" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tcp_port_scanner-8a7e4641dfacc33d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tcp_proxy-7a261f5fc99f2210)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "047d84014f61b7405b739c4077b81820d45974d420d7a3dd531bb0d26414dca5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "047d84014f61b7405b739c4077b81820d45974d420d7a3dd531bb0d26414dca5", kill_on_drop: false }`
[INFO] [stdout] 047d84014f61b7405b739c4077b81820d45974d420d7a3dd531bb0d26414dca5