[INFO] fetching crate dnscat-server 0.0.0...
[INFO] testing dnscat-server-0.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate dnscat-server 0.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate dnscat-server 0.0.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dnscat-server 0.0.0
[INFO] finished tweaking crates.io crate dnscat-server 0.0.0
[INFO] tweaked toml for crates.io crate dnscat-server 0.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate dnscat-server 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2baa5cec31d1b9b66fa0242b8cbdbcb296453e75a3fe27705e4a18dda67148e4
[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" "2baa5cec31d1b9b66fa0242b8cbdbcb296453e75a3fe27705e4a18dda67148e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2baa5cec31d1b9b66fa0242b8cbdbcb296453e75a3fe27705e4a18dda67148e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2baa5cec31d1b9b66fa0242b8cbdbcb296453e75a3fe27705e4a18dda67148e4", kill_on_drop: false }`
[INFO] [stdout] 2baa5cec31d1b9b66fa0242b8cbdbcb296453e75a3fe27705e4a18dda67148e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d24b07a05e0a6491b0590509b82526eeffca07b22d7af0e7753a94ea8af02fae
[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" "d24b07a05e0a6491b0590509b82526eeffca07b22d7af0e7753a94ea8af02fae", kill_on_drop: false }`
[INFO] [stderr]    Compiling dnscat-server v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "d24b07a05e0a6491b0590509b82526eeffca07b22d7af0e7753a94ea8af02fae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d24b07a05e0a6491b0590509b82526eeffca07b22d7af0e7753a94ea8af02fae", kill_on_drop: false }`
[INFO] [stdout] d24b07a05e0a6491b0590509b82526eeffca07b22d7af0e7753a94ea8af02fae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca01512ddc7578940154cc9121ab8e8c1a3cbd440632657fec74ce01b252de4a
[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" "ca01512ddc7578940154cc9121ab8e8c1a3cbd440632657fec74ce01b252de4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling dnscat-server v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "ca01512ddc7578940154cc9121ab8e8c1a3cbd440632657fec74ce01b252de4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca01512ddc7578940154cc9121ab8e8c1a3cbd440632657fec74ce01b252de4a", kill_on_drop: false }`
[INFO] [stdout] ca01512ddc7578940154cc9121ab8e8c1a3cbd440632657fec74ce01b252de4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6fabe148f9856e214c8cfbbedbeff6d7754e28cd34a0a109f1d17adb550ec1fb
[INFO] running `Command { std: "docker" "start" "-a" "6fabe148f9856e214c8cfbbedbeff6d7754e28cd34a0a109f1d17adb550ec1fb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dnscat_server-7023d1285943ec17
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6fabe148f9856e214c8cfbbedbeff6d7754e28cd34a0a109f1d17adb550ec1fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fabe148f9856e214c8cfbbedbeff6d7754e28cd34a0a109f1d17adb550ec1fb", kill_on_drop: false }`
[INFO] [stdout] 6fabe148f9856e214c8cfbbedbeff6d7754e28cd34a0a109f1d17adb550ec1fb