[INFO] fetching crate iptools 0.1.5...
[INFO] testing iptools-0.1.5 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate iptools 0.1.5 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate iptools 0.1.5 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iptools 0.1.5
[INFO] finished tweaking crates.io crate iptools 0.1.5
[INFO] tweaked toml for crates.io crate iptools 0.1.5 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35969b5b190b8e33c3739d1eaf94a03aa51cfb34f2f2dcd0a8a4b148cd090b15
[INFO] running `Command { std: "docker" "start" "-a" "35969b5b190b8e33c3739d1eaf94a03aa51cfb34f2f2dcd0a8a4b148cd090b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35969b5b190b8e33c3739d1eaf94a03aa51cfb34f2f2dcd0a8a4b148cd090b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35969b5b190b8e33c3739d1eaf94a03aa51cfb34f2f2dcd0a8a4b148cd090b15", kill_on_drop: false }`
[INFO] [stdout] 35969b5b190b8e33c3739d1eaf94a03aa51cfb34f2f2dcd0a8a4b148cd090b15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b89c5d8ab42d487d961b731e4dba62fe194e72fc60b940b4086bc36170fd37be
[INFO] running `Command { std: "docker" "start" "-a" "b89c5d8ab42d487d961b731e4dba62fe194e72fc60b940b4086bc36170fd37be", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling iptools v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "b89c5d8ab42d487d961b731e4dba62fe194e72fc60b940b4086bc36170fd37be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b89c5d8ab42d487d961b731e4dba62fe194e72fc60b940b4086bc36170fd37be", kill_on_drop: false }`
[INFO] [stdout] b89c5d8ab42d487d961b731e4dba62fe194e72fc60b940b4086bc36170fd37be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef0b0da1e46a6ded4e066dbaf788575954b447c0b87ad61a09500edf44ba77ad
[INFO] running `Command { std: "docker" "start" "-a" "ef0b0da1e46a6ded4e066dbaf788575954b447c0b87ad61a09500edf44ba77ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling iptools v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "ef0b0da1e46a6ded4e066dbaf788575954b447c0b87ad61a09500edf44ba77ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef0b0da1e46a6ded4e066dbaf788575954b447c0b87ad61a09500edf44ba77ad", kill_on_drop: false }`
[INFO] [stdout] ef0b0da1e46a6ded4e066dbaf788575954b447c0b87ad61a09500edf44ba77ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ebf1a8fed3cfb6a92ad415e330859f8d6be96f4bad3d12dba077957f89fcb44b
[INFO] running `Command { std: "docker" "start" "-a" "ebf1a8fed3cfb6a92ad415e330859f8d6be96f4bad3d12dba077957f89fcb44b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 31 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iptools-96c0aecfbc93b794)
[INFO] [stdout] test ipv4::tests::test_long2ip ... ok
[INFO] [stdout] test ipv4::tests::test_bin ... ok
[INFO] [stdout] test ipv4::tests::test_hex2ip ... ok
[INFO] [stdout] test ipv4::tests::test_block_from_ip_and_prefix ... ok
[INFO] [stdout] test ipv4::tests::test_ip2long ... ok
[INFO] [stdout] test ipv4::tests::test_validate_netmask ... ok
[INFO] [stdout] test ipv6::tests::test_cidr2block ... ok
[INFO] [stdout] test ipv4::tests::test_ip2hex ... ok
[INFO] [stdout] test ipv4::tests::test_ip2network ... ok
[INFO] [stdout] test ipv4::tests::test_validate_ip ... ok
[INFO] [stdout] test ipv4::tests::test_validate_subnet ... ok
[INFO] [stdout] test iprange::tests::test_get_range ... ok
[INFO] [stdout] test ipv6::tests::test_validate_cidr ... ok
[INFO] [stdout] test iprange::tests::test_len ... ok
[INFO] [stdout] test ipv6::tests::test_long2ip ... ok
[INFO] [stdout] test iprange::tests::test_equal ... ok
[INFO] [stdout] test ipv4::tests::test_subnet2block ... ok
[INFO] [stdout] test iprange::tests::test_next ... ok
[INFO] [stdout] test ipv4::tests::test_validate_cidr ... ok
[INFO] [stdout] test iprange::tests::test_initialization ... ok
[INFO] [stdout] test ipv4::tests::test_cidr2block ... ok
[INFO] [stdout] test ipv4::tests::test_netmask2prefix ... ok
[INFO] [stdout] test ipv6::tests::test_long2rfc1924 ... ok
[INFO] [stdout] test iprange::tests::test_len_cur ... ok
[INFO] [stdout] test ipv6::tests::test_rfc19242long ... ok
[INFO] [stdout] test iprange::tests::test_should_panic - should panic ... ok
[INFO] [stdout] test ipv6::tests::test_ip2long ... ok
[INFO] [stdout] test iprange::tests::test_contains ... ok
[INFO] [stdout] test iprange::tests::test_constructor ... ok
[INFO] [stdout] test iprange::tests::test_is_reserved ... ok
[INFO] [stdout] test ipv6::tests::test_validate_ip ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iptools
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name iptools --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern iptools=/opt/rustwide/target/debug/deps/libiptools-4e48b758ff5e27aa.rlib --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-00ebd81f75d94599.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-90f11ea12ce25448.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "ebf1a8fed3cfb6a92ad415e330859f8d6be96f4bad3d12dba077957f89fcb44b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebf1a8fed3cfb6a92ad415e330859f8d6be96f4bad3d12dba077957f89fcb44b", kill_on_drop: false }`
[INFO] [stdout] ebf1a8fed3cfb6a92ad415e330859f8d6be96f4bad3d12dba077957f89fcb44b