[INFO] fetching crate polonium 0.2.0...
[INFO] testing polonium-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate polonium 0.2.0 into /workspace/builds/worker-114/source
[INFO] validating manifest of crates.io crate polonium 0.2.0 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 crates.io crate polonium 0.2.0
[INFO] finished tweaking crates.io crate polonium 0.2.0
[INFO] tweaked toml for crates.io crate polonium 0.2.0 written to /workspace/builds/worker-114/source/Cargo.toml
[INFO] crate crates.io crate polonium 0.2.0 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-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1d580d8c911298880e813498409397e0afb6212c44a7f1d589d85ba113161c3
[INFO] running `Command { std: "docker" "start" "-a" "f1d580d8c911298880e813498409397e0afb6212c44a7f1d589d85ba113161c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1d580d8c911298880e813498409397e0afb6212c44a7f1d589d85ba113161c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1d580d8c911298880e813498409397e0afb6212c44a7f1d589d85ba113161c3", kill_on_drop: false }`
[INFO] [stdout] f1d580d8c911298880e813498409397e0afb6212c44a7f1d589d85ba113161c3
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9095c693a0af4064f54a55d6859bb12fb660218f36f5011eabdbda7206de0a4
[INFO] running `Command { std: "docker" "start" "-a" "e9095c693a0af4064f54a55d6859bb12fb660218f36f5011eabdbda7206de0a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling polonium v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.39s
[INFO] running `Command { std: "docker" "inspect" "e9095c693a0af4064f54a55d6859bb12fb660218f36f5011eabdbda7206de0a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9095c693a0af4064f54a55d6859bb12fb660218f36f5011eabdbda7206de0a4", kill_on_drop: false }`
[INFO] [stdout] e9095c693a0af4064f54a55d6859bb12fb660218f36f5011eabdbda7206de0a4
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 143bdf79202dc673fbc26ba194aeb868248487952837f280b8e0c398aaa9c0e2
[INFO] running `Command { std: "docker" "start" "-a" "143bdf79202dc673fbc26ba194aeb868248487952837f280b8e0c398aaa9c0e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling polonium v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "143bdf79202dc673fbc26ba194aeb868248487952837f280b8e0c398aaa9c0e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "143bdf79202dc673fbc26ba194aeb868248487952837f280b8e0c398aaa9c0e2", kill_on_drop: false }`
[INFO] [stdout] 143bdf79202dc673fbc26ba194aeb868248487952837f280b8e0c398aaa9c0e2
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f288e5412517b12c419fc04f74a8d76be8cf0dc79d0add669e14f439575242f
[INFO] running `Command { std: "docker" "start" "-a" "4f288e5412517b12c419fc04f74a8d76be8cf0dc79d0add669e14f439575242f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/polonium-4695506bbb51180f)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pgrab-7963c27127eb6f93)
[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] [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/pscan-1c011a4b3d684c54)
[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]    Doc-tests polonium
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/scanning.rs - scanning::scan (line 13) - compile ... ok
[INFO] [stdout] test src/lib.rs - resolve (line 35) - compile ... ok
[INFO] [stdout] test src/grabbing.rs - grabbing::grab_banner (line 14) - compile ... ok
[INFO] [stdout] test src/lib.rs - parse_duration (line 18) ... ok
[INFO] [stdout] test src/lib.rs - parse_ports (line 49) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.56s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4f288e5412517b12c419fc04f74a8d76be8cf0dc79d0add669e14f439575242f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f288e5412517b12c419fc04f74a8d76be8cf0dc79d0add669e14f439575242f", kill_on_drop: false }`
[INFO] [stdout] 4f288e5412517b12c419fc04f74a8d76be8cf0dc79d0add669e14f439575242f