[INFO] fetching crate nscan 0.9.2...
[INFO] testing nscan-0.9.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate nscan 0.9.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate nscan 0.9.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nscan 0.9.2
[INFO] finished tweaking crates.io crate nscan 0.9.2
[INFO] tweaked toml for crates.io crate nscan 0.9.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate nscan 0.9.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] b0b4f7d459f9a80f0e458b1238ec830d1c7d8de369bbb9841aa7cf6371c728cb
[INFO] running `Command { std: "docker" "start" "-a" "b0b4f7d459f9a80f0e458b1238ec830d1c7d8de369bbb9841aa7cf6371c728cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0b4f7d459f9a80f0e458b1238ec830d1c7d8de369bbb9841aa7cf6371c728cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0b4f7d459f9a80f0e458b1238ec830d1c7d8de369bbb9841aa7cf6371c728cb", kill_on_drop: false }`
[INFO] [stdout] b0b4f7d459f9a80f0e458b1238ec830d1c7d8de369bbb9841aa7cf6371c728cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", 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] 5cd7be15dd913bc9283f8f8ac4122c26169d4aa9b8f09a80a890859463fdce57
[INFO] running `Command { std: "docker" "start" "-a" "5cd7be15dd913bc9283f8f8ac4122c26169d4aa9b8f09a80a890859463fdce57", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.116
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling futures-io v0.3.19
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling futures-sink v0.3.19
[INFO] [stderr]    Compiling pnet_base v0.28.0
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling instant v0.1.11
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling pnet_macros_support v0.28.0
[INFO] [stderr]    Compiling term-table v1.3.1
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling polling v2.2.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling pnet_sys v0.28.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling default-net v0.8.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling sudo v0.6.0
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling dns-lookup v1.0.8
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossterm v0.19.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling futures-macro v0.3.19
[INFO] [stderr]    Compiling pnet_macros v0.28.0
[INFO] [stderr]    Compiling pnet_packet v0.28.0
[INFO] [stderr]    Compiling futures-executor v0.3.19
[INFO] [stderr]    Compiling futures v0.3.19
[INFO] [stderr]    Compiling ipnetwork v0.18.0
[INFO] [stderr]    Compiling pnet_datalink v0.28.0
[INFO] [stderr]    Compiling netscan v0.8.3
[INFO] [stderr]    Compiling nscan v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 27s
[INFO] running `Command { std: "docker" "inspect" "5cd7be15dd913bc9283f8f8ac4122c26169d4aa9b8f09a80a890859463fdce57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cd7be15dd913bc9283f8f8ac4122c26169d4aa9b8f09a80a890859463fdce57", kill_on_drop: false }`
[INFO] [stdout] 5cd7be15dd913bc9283f8f8ac4122c26169d4aa9b8f09a80a890859463fdce57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc0624cdcfd0b9f803e6a5ce8e5b29856087c497c52253307c9e90d6196e4e17
[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" "cc0624cdcfd0b9f803e6a5ce8e5b29856087c497c52253307c9e90d6196e4e17", kill_on_drop: false }`
[INFO] [stderr]    Compiling nscan v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.15s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/nscan-0f2a93bad3fdcf49)
[INFO] running `Command { std: "docker" "inspect" "cc0624cdcfd0b9f803e6a5ce8e5b29856087c497c52253307c9e90d6196e4e17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc0624cdcfd0b9f803e6a5ce8e5b29856087c497c52253307c9e90d6196e4e17", kill_on_drop: false }`
[INFO] [stdout] cc0624cdcfd0b9f803e6a5ce8e5b29856087c497c52253307c9e90d6196e4e17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] a0f975fbce35b73ee4679fb9cac2458a47609b56039a2dde54c8f10bfe179dd7
[INFO] running `Command { std: "docker" "start" "-a" "a0f975fbce35b73ee4679fb9cac2458a47609b56039a2dde54c8f10bfe179dd7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nscan-0f2a93bad3fdcf49)
[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" "a0f975fbce35b73ee4679fb9cac2458a47609b56039a2dde54c8f10bfe179dd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0f975fbce35b73ee4679fb9cac2458a47609b56039a2dde54c8f10bfe179dd7", kill_on_drop: false }`
[INFO] [stdout] a0f975fbce35b73ee4679fb9cac2458a47609b56039a2dde54c8f10bfe179dd7