[INFO] fetching crate space-filling 0.3.1...
[INFO] testing space-filling-0.3.1 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate space-filling 0.3.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate space-filling 0.3.1 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate space-filling 0.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate space-filling 0.3.1
[INFO] tweaked toml for crates.io crate space-filling 0.3.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate space-filling 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pathdiff v0.2.0
[INFO] [stderr]   Downloaded open v1.7.1
[INFO] [stderr]   Downloaded bitflags v1.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b24662e3ad290457296ee93822fbf6ed142a7e778343d6ca42c7bab8c7af2af4
[INFO] running `Command { std: "docker" "start" "-a" "b24662e3ad290457296ee93822fbf6ed142a7e778343d6ca42c7bab8c7af2af4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b24662e3ad290457296ee93822fbf6ed142a7e778343d6ca42c7bab8c7af2af4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b24662e3ad290457296ee93822fbf6ed142a7e778343d6ca42c7bab8c7af2af4", kill_on_drop: false }`
[INFO] [stdout] b24662e3ad290457296ee93822fbf6ed142a7e778343d6ca42c7bab8c7af2af4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5464a8e8339670ca141b12a5cc6dc7bc3dca3024c74c315545513a7b5c8681a4
[INFO] running `Command { std: "docker" "start" "-a" "5464a8e8339670ca141b12a5cc6dc7bc3dca3024c74c315545513a7b5c8681a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling object v0.26.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling euclid v0.22.6
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling space-filling v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.77s
[INFO] running `Command { std: "docker" "inspect" "5464a8e8339670ca141b12a5cc6dc7bc3dca3024c74c315545513a7b5c8681a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5464a8e8339670ca141b12a5cc6dc7bc3dca3024c74c315545513a7b5c8681a4", kill_on_drop: false }`
[INFO] [stdout] 5464a8e8339670ca141b12a5cc6dc7bc3dca3024c74c315545513a7b5c8681a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f532f358301076caa3c210d209f15cefada6cc2978a1927cce4016d534f7d9fc
[INFO] running `Command { std: "docker" "start" "-a" "f532f358301076caa3c210d209f15cefada6cc2978a1927cce4016d534f7d9fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling pathdiff v0.2.0
[INFO] [stderr]    Compiling any_ascii v0.1.7
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling open v1.7.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling lexical-sort v0.3.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling space-filling v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.33s
[INFO] running `Command { std: "docker" "inspect" "f532f358301076caa3c210d209f15cefada6cc2978a1927cce4016d534f7d9fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f532f358301076caa3c210d209f15cefada6cc2978a1927cce4016d534f7d9fc", kill_on_drop: false }`
[INFO] [stdout] f532f358301076caa3c210d209f15cefada6cc2978a1927cce4016d534f7d9fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6f644eb8182e8c9b722780ab73780cb3b3da0c5fb8f9b7a610906c21ca5b168f
[INFO] running `Command { std: "docker" "start" "-a" "6f644eb8182e8c9b722780ab73780cb3b3da0c5fb8f9b7a610906c21ca5b168f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/space_filling-9ecf9bea21ca2a11)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests space_filling
[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] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:141:18
[INFO] [stderr]     |
[INFO] [stderr] 141 | #![cfg_attr(doc, feature(doc_cfg))]
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: doctest 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 space_filling --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern error_chain=/opt/rustwide/target/debug/deps/liberror_chain-dc69346bbad65602.rlib --extern euclid=/opt/rustwide/target/debug/deps/libeuclid-4d4b83fd7b9f9596.rlib --extern itertools=/opt/rustwide/target/debug/deps/libitertools-4584bcfa222d8e0a.rlib --extern lexical_sort=/opt/rustwide/target/debug/deps/liblexical_sort-524a23971b1c6613.rlib --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-74a1d878d49b7d01.rlib --extern open=/opt/rustwide/target/debug/deps/libopen-38fb1756c46bd98a.rlib --extern rayon=/opt/rustwide/target/debug/deps/librayon-636920c7fe3f527c.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-3748eab220f018c0.rlib --extern space_filling=/opt/rustwide/target/debug/deps/libspace_filling-7ebb9afb1ba65b38.rlib --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-d68fa3dede4483c7.rlib -C embed-bitcode=no --cfg 'feature="default"' --cap-lints=warn --error-format human` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "6f644eb8182e8c9b722780ab73780cb3b3da0c5fb8f9b7a610906c21ca5b168f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f644eb8182e8c9b722780ab73780cb3b3da0c5fb8f9b7a610906c21ca5b168f", kill_on_drop: false }`
[INFO] [stdout] 6f644eb8182e8c9b722780ab73780cb3b3da0c5fb8f9b7a610906c21ca5b168f
