[INFO] fetching crate data-encoding 2.3.2...
[INFO] testing data-encoding-2.3.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate data-encoding 2.3.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate data-encoding 2.3.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate data-encoding 2.3.2
[INFO] finished tweaking crates.io crate data-encoding 2.3.2
[INFO] tweaked toml for crates.io crate data-encoding 2.3.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b5379068f07c1395d98c8258337ec76835ed17897373c9bf0bae7b5dbf0ad8c
[INFO] running `Command { std: "docker" "start" "-a" "8b5379068f07c1395d98c8258337ec76835ed17897373c9bf0bae7b5dbf0ad8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b5379068f07c1395d98c8258337ec76835ed17897373c9bf0bae7b5dbf0ad8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b5379068f07c1395d98c8258337ec76835ed17897373c9bf0bae7b5dbf0ad8c", kill_on_drop: false }`
[INFO] [stdout] 8b5379068f07c1395d98c8258337ec76835ed17897373c9bf0bae7b5dbf0ad8c
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e779d89b67b307dc706d58f869cae8b3f20c552f9e076ff0b72a888ca144f6a
[INFO] running `Command { std: "docker" "start" "-a" "3e779d89b67b307dc706d58f869cae8b3f20c552f9e076ff0b72a888ca144f6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling data-encoding v2.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "3e779d89b67b307dc706d58f869cae8b3f20c552f9e076ff0b72a888ca144f6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e779d89b67b307dc706d58f869cae8b3f20c552f9e076ff0b72a888ca144f6a", kill_on_drop: false }`
[INFO] [stdout] 3e779d89b67b307dc706d58f869cae8b3f20c552f9e076ff0b72a888ca144f6a
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95713416633fbc826742a0ccc71c33f5d8b1fa178423a0331b451a3a92d89bde
[INFO] running `Command { std: "docker" "start" "-a" "95713416633fbc826742a0ccc71c33f5d8b1fa178423a0331b451a3a92d89bde", kill_on_drop: false }`
[INFO] [stderr]    Compiling data-encoding v2.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "95713416633fbc826742a0ccc71c33f5d8b1fa178423a0331b451a3a92d89bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95713416633fbc826742a0ccc71c33f5d8b1fa178423a0331b451a3a92d89bde", kill_on_drop: false }`
[INFO] [stdout] 95713416633fbc826742a0ccc71c33f5d8b1fa178423a0331b451a3a92d89bde
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bdd81038de4a73794e94d71d4a3a543f9ff1773f3f6e567aa2504dbbe0e33d53
[INFO] running `Command { std: "docker" "start" "-a" "bdd81038de4a73794e94d71d4a3a543f9ff1773f3f6e567aa2504dbbe0e33d53", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/data_encoding-b347d7c3969b55a2)
[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 data-encoding
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test src/lib.rs - (line 56) ... ignored
[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 data_encoding --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern data_encoding=/opt/rustwide/target/debug/deps/libdata_encoding-44f171a29a38bde8.rlib -C embed-bitcode=no --cfg 'feature="alloc"' --cfg 'feature="default"' --cfg 'feature="std"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "bdd81038de4a73794e94d71d4a3a543f9ff1773f3f6e567aa2504dbbe0e33d53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdd81038de4a73794e94d71d4a3a543f9ff1773f3f6e567aa2504dbbe0e33d53", kill_on_drop: false }`
[INFO] [stdout] bdd81038de4a73794e94d71d4a3a543f9ff1773f3f6e567aa2504dbbe0e33d53