[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 beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fksk001100%2Fblack_hat_rust" "/workspace/builds/worker-28/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ksk001100/black_hat_rust on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-28/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" "+beta-2022-02-22" "fetch" "--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-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 613788f3d157bf080b9a6525f32fbd92a2f40827ae01e7d799029cab516efbf7
[INFO] running `Command { std: "docker" "start" "-a" "613788f3d157bf080b9a6525f32fbd92a2f40827ae01e7d799029cab516efbf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "613788f3d157bf080b9a6525f32fbd92a2f40827ae01e7d799029cab516efbf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "613788f3d157bf080b9a6525f32fbd92a2f40827ae01e7d799029cab516efbf7", kill_on_drop: false }`
[INFO] [stdout] 613788f3d157bf080b9a6525f32fbd92a2f40827ae01e7d799029cab516efbf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 294a762b67c9695fe62dda64492c26bfe630adc3d78eec413063972e25cfbd08
[INFO] running `Command { std: "docker" "start" "-a" "294a762b67c9695fe62dda64492c26bfe630adc3d78eec413063972e25cfbd08", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcp_proxy v0.1.0 (/opt/rustwide/workdir/tcp_proxy)
[INFO] [stderr]    Compiling tcp_port_scanner v0.1.0 (/opt/rustwide/workdir/tcp_port_scanner)
[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 1.39s
[INFO] running `Command { std: "docker" "inspect" "294a762b67c9695fe62dda64492c26bfe630adc3d78eec413063972e25cfbd08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "294a762b67c9695fe62dda64492c26bfe630adc3d78eec413063972e25cfbd08", kill_on_drop: false }`
[INFO] [stdout] 294a762b67c9695fe62dda64492c26bfe630adc3d78eec413063972e25cfbd08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcfab2557199b825bde150221ad15ed993ad6cdbe4b735329e7784ab2279ebae
[INFO] running `Command { std: "docker" "start" "-a" "dcfab2557199b825bde150221ad15ed993ad6cdbe4b735329e7784ab2279ebae", 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 0.29s
[INFO] running `Command { std: "docker" "inspect" "dcfab2557199b825bde150221ad15ed993ad6cdbe4b735329e7784ab2279ebae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcfab2557199b825bde150221ad15ed993ad6cdbe4b735329e7784ab2279ebae", kill_on_drop: false }`
[INFO] [stdout] dcfab2557199b825bde150221ad15ed993ad6cdbe4b735329e7784ab2279ebae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8604edfd04aaa73cb3569093cb0de4d1755f726e047cb7a5f406ec48688f7650
[INFO] running `Command { std: "docker" "start" "-a" "8604edfd04aaa73cb3569093cb0de4d1755f726e047cb7a5f406ec48688f7650", kill_on_drop: false }`
[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 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tcp_port_scanner-3c946760f823f1cc)
[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-27622ea98218e731)
[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" "8604edfd04aaa73cb3569093cb0de4d1755f726e047cb7a5f406ec48688f7650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8604edfd04aaa73cb3569093cb0de4d1755f726e047cb7a5f406ec48688f7650", kill_on_drop: false }`
[INFO] [stdout] 8604edfd04aaa73cb3569093cb0de4d1755f726e047cb7a5f406ec48688f7650