[INFO] fetching crate ruut 0.6.1...
[INFO] testing ruut-0.6.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ruut 0.6.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ruut 0.6.1 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 ruut 0.6.1
[INFO] finished tweaking crates.io crate ruut 0.6.1
[INFO] tweaked toml for crates.io crate ruut 0.6.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate ruut 0.6.1 already has a lockfile, it will not be regenerated
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] e9ea2a347fc3567d78a4d76491370d826335766653a2eb4bfe7342a8fbe1defd
[INFO] running `Command { std: "docker" "start" "-a" "e9ea2a347fc3567d78a4d76491370d826335766653a2eb4bfe7342a8fbe1defd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9ea2a347fc3567d78a4d76491370d826335766653a2eb4bfe7342a8fbe1defd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9ea2a347fc3567d78a4d76491370d826335766653a2eb4bfe7342a8fbe1defd", kill_on_drop: false }`
[INFO] [stdout] e9ea2a347fc3567d78a4d76491370d826335766653a2eb4bfe7342a8fbe1defd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] cf8e4fb0a1eef9f3d905dc31ddeeb48d53f15fe3205cd5be4bc8a495d6326744
[INFO] running `Command { std: "docker" "start" "-a" "cf8e4fb0a1eef9f3d905dc31ddeeb48d53f15fe3205cd5be4bc8a495d6326744", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling exitcode v1.1.2
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.47
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.2
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling json5 v0.2.5
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling ruut v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.96s
[INFO] running `Command { std: "docker" "inspect" "cf8e4fb0a1eef9f3d905dc31ddeeb48d53f15fe3205cd5be4bc8a495d6326744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf8e4fb0a1eef9f3d905dc31ddeeb48d53f15fe3205cd5be4bc8a495d6326744", kill_on_drop: false }`
[INFO] [stdout] cf8e4fb0a1eef9f3d905dc31ddeeb48d53f15fe3205cd5be4bc8a495d6326744
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 19eea87a0d7cfbcbaddba168c4adc524ad3ec8cdd671b90ee2c0c74af08f494e
[INFO] running `Command { std: "docker" "start" "-a" "19eea87a0d7cfbcbaddba168c4adc524ad3ec8cdd671b90ee2c0c74af08f494e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruut v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "19eea87a0d7cfbcbaddba168c4adc524ad3ec8cdd671b90ee2c0c74af08f494e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19eea87a0d7cfbcbaddba168c4adc524ad3ec8cdd671b90ee2c0c74af08f494e", kill_on_drop: false }`
[INFO] [stdout] 19eea87a0d7cfbcbaddba168c4adc524ad3ec8cdd671b90ee2c0c74af08f494e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 891ad98a0f8eafb16def4cac4ab280f862872b5fdf5740796c424c213f2d5497
[INFO] running `Command { std: "docker" "start" "-a" "891ad98a0f8eafb16def4cac4ab280f862872b5fdf5740796c424c213f2d5497", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ruut-a96903740165ff71)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test json::tests::empty_object_json ... ok
[INFO] [stdout] test json_properties::template::tests::fill_good_template_str ... ok
[INFO] [stdout] test json::tests::invalid_json ... ok
[INFO] [stdout] test json::tests::zero_length_json ... ok
[INFO] [stdout] test json::tests::good_json5 ... ok
[INFO] [stdout] test json::tests::multiple_roots_json ... ok
[INFO] [stdout] test json_properties::template::tests::template_new_good_template_str_with_only_placeholders ... ok
[INFO] [stdout] test json_properties::template::tests::template_new_good_template_str ... ok
[INFO] [stdout] test json_properties::tests::empty_object_json ... ok
[INFO] [stdout] test json_properties::tests::zero_length_json ... ok
[INFO] [stdout] test lisplike::parser::tests::empty ... ok
[INFO] [stdout] test lisplike::parser::tests::good_token_sequence ... ok
[INFO] [stdout] test lisplike::tokenizer::tests::simple_multiple ... ok
[INFO] [stdout] test json_properties::template::tests::template_new_good_template_str_ending_with_placeholder ... ok
[INFO] [stdout] test lisplike::tokenizer::tests::empty_string ... ok
[INFO] [stdout] test json_properties::tests::good_json ... ok
[INFO] [stdout] test json_properties::tests::good_json_arr ... ok
[INFO] [stdout] test lisplike::tokenizer::tests::invalid_combinations ... ok
[INFO] [stdout] test json_properties::tests::json_with_missing_prop_no_default ... ok
[INFO] [stdout] test json_properties::template::tests::template_new_good_template_str_beginning_with_placeholder ... ok
[INFO] [stdout] test json_properties::tests::json_with_missing_prop_with_default ... ok
[INFO] [stdout] test json_properties::tests::invalid_json ... ok
[INFO] [stdout] test json_properties::tests::good_json_diff_json_prop_names ... ok
[INFO] [stdout] test json_properties::template::tests::fill_good_template_str_dynamic ... ok
[INFO] [stdout] test lisplike::tokenizer::tests::simple_single ... ok
[INFO] [stdout] test json::tests::good_json ... ok
[INFO] [stdout] test lisplike::tokenizer::tests::simple_newlines ... ok
[INFO] [stdout] test lisplike::parser::tests::multiple_root_sequence ... ok
[INFO] [stdout] test json_properties::tests::multiple_roots_arr_json ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ruut-bd1f42f55d2ae0d7)
[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 ruut
[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] running `Command { std: "docker" "inspect" "891ad98a0f8eafb16def4cac4ab280f862872b5fdf5740796c424c213f2d5497", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "891ad98a0f8eafb16def4cac4ab280f862872b5fdf5740796c424c213f2d5497", kill_on_drop: false }`
[INFO] [stdout] 891ad98a0f8eafb16def4cac4ab280f862872b5fdf5740796c424c213f2d5497