[INFO] fetching crate cienli 0.3.0...
[INFO] testing cienli-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cienli 0.3.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate cienli 0.3.0 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 cienli 0.3.0
[INFO] finished tweaking crates.io crate cienli 0.3.0
[INFO] tweaked toml for crates.io crate cienli 0.3.0 written to /workspace/builds/worker-5/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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 80fc08b63e1622c3f54cf0bd08d2c547d835b2dae880326777c54875b6d65da0
[INFO] running `Command { std: "docker" "start" "-a" "80fc08b63e1622c3f54cf0bd08d2c547d835b2dae880326777c54875b6d65da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80fc08b63e1622c3f54cf0bd08d2c547d835b2dae880326777c54875b6d65da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80fc08b63e1622c3f54cf0bd08d2c547d835b2dae880326777c54875b6d65da0", kill_on_drop: false }`
[INFO] [stdout] 80fc08b63e1622c3f54cf0bd08d2c547d835b2dae880326777c54875b6d65da0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 98fbf5a757773bd574dca28180832a022146b421e671c6f1b62b9a58e81bb404
[INFO] running `Command { std: "docker" "start" "-a" "98fbf5a757773bd574dca28180832a022146b421e671c6f1b62b9a58e81bb404", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling cienli v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.16s
[INFO] running `Command { std: "docker" "inspect" "98fbf5a757773bd574dca28180832a022146b421e671c6f1b62b9a58e81bb404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98fbf5a757773bd574dca28180832a022146b421e671c6f1b62b9a58e81bb404", kill_on_drop: false }`
[INFO] [stdout] 98fbf5a757773bd574dca28180832a022146b421e671c6f1b62b9a58e81bb404
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] bd9228d3887fb3e4b653a7c957f0dd3b515ed55d35fc70a816b875ba4c67109f
[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" "bd9228d3887fb3e4b653a7c957f0dd3b515ed55d35fc70a816b875ba4c67109f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cienli v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "bd9228d3887fb3e4b653a7c957f0dd3b515ed55d35fc70a816b875ba4c67109f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd9228d3887fb3e4b653a7c957f0dd3b515ed55d35fc70a816b875ba4c67109f", kill_on_drop: false }`
[INFO] [stdout] bd9228d3887fb3e4b653a7c957f0dd3b515ed55d35fc70a816b875ba4c67109f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 9de20011ad7ec681fb9da9b2e392a1a58216c86011afb6a6e0b28109694bf886
[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" "9de20011ad7ec681fb9da9b2e392a1a58216c86011afb6a6e0b28109694bf886", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cienli-b05de47bc6620eab)
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test ciphers::affine::tests::encipher_test ... ok
[INFO] [stdout] test ciphers::affine::tests::invalid_key_length_test ... ok
[INFO] [stdout] test ciphers::affine::tests::invalid_key_coprime_test ... ok
[INFO] [stdout] test ciphers::affine::tests::decipher_test ... ok
[INFO] [stdout] test ciphers::atbash::tests::atbash_decipher ... ok
[INFO] [stdout] test ciphers::atbash::tests::atbash_encipher ... ok
[INFO] [stdout] test ciphers::bacon::tests::encipher_test ... ok
[INFO] [stdout] test ciphers::bacon::tests::encipher_with_different_letters ... ok
[INFO] [stdout] test ciphers::bacon::tests::same_letters ... ok
[INFO] [stdout] test ciphers::rot::tests::rot13_decipher ... ok
[INFO] [stdout] test ciphers::rot::tests::rot13_encipher ... ok
[INFO] [stdout] test ciphers::caesar::tests::encipher_test ... ok
[INFO] [stdout] test ciphers::rot::tests::rot18_decipher ... ok
[INFO] [stdout] test ciphers::rot::tests::rot47_encipher ... ok
[INFO] [stdout] test ciphers::rot::tests::rot18_encipher ... ok
[INFO] [stdout] test ciphers::rot::tests::rot5_decipher ... ok
[INFO] [stdout] test ciphers::scytale::tests::decipher_test ... ok
[INFO] [stdout] test ciphers::rot::tests::rot5_encipher ... ok
[INFO] [stdout] test ciphers::scytale::tests::big_key_test ... ok
[INFO] [stdout] test ciphers::vigenere::tests::encipher_test ... ok
[INFO] [stdout] test ciphers::scytale::tests::encipher_test ... ok
[INFO] [stdout] test ciphers::xor::tests::decipher ... ok
[INFO] [stdout] test ciphers::scytale::tests::equal_key_test ... ok
[INFO] [stdout] test ciphers::vigenere::tests::decipher_test ... ok
[INFO] [stdout] test ciphers::scytale::tests::invalid_key_test ... ok
[INFO] [stdout] test common::tests::key_is_equal ... ok
[INFO] [stdout] test ciphers::xor::tests::encipher ... ok
[INFO] [stdout] test ciphers::rot::tests::rot47_decipher ... ok
[INFO] [stdout] test common::tests::make_key_bigger ... ok
[INFO] [stdout] test ciphers::polybius_square::tests::encipher_test ... ok
[INFO] [stdout] test common::tests::make_key_smaller ... ok
[INFO] [stdout] test ciphers::caesar::tests::decipher_test ... ok
[INFO] [stdout] test common::tests::too_small_value ... ok
[INFO] [stdout] test ciphers::caesar::tests::big_rotation ... ok
[INFO] [stdout] test ciphers::caesar::tests::small_rotation ... ok
[INFO] [stdout] test ciphers::bacon::tests::decipher_test ... ok
[INFO] [stdout] test ciphers::polybius_square::tests::decipher_test ... ok
[INFO] [stdout] test ciphers::bacon::tests::decipher_with_different_letters ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cienli
[INFO] [stdout] 
[INFO] [stdout] running 36 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 cienli --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cienli=/opt/rustwide/target/debug/deps/libcienli-0a1c486940431cde.rlib --extern num_integer=/opt/rustwide/target/debug/deps/libnum_integer-f927dfc0de41aef7.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-27bd9e77ed307a48.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "9de20011ad7ec681fb9da9b2e392a1a58216c86011afb6a6e0b28109694bf886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9de20011ad7ec681fb9da9b2e392a1a58216c86011afb6a6e0b28109694bf886", kill_on_drop: false }`
[INFO] [stdout] 9de20011ad7ec681fb9da9b2e392a1a58216c86011afb6a6e0b28109694bf886