[INFO] fetching crate ruut 0.6.1...
[INFO] testing ruut-0.6.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ruut 0.6.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ruut 0.6.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/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" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pest_generator v2.1.2
[INFO] [stderr]   Downloaded json5 v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d9d93c974e1e24e7a01052ae9a6b3ef75dcc832ce41456a3378161eec8724e2
[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" "8d9d93c974e1e24e7a01052ae9a6b3ef75dcc832ce41456a3378161eec8724e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d9d93c974e1e24e7a01052ae9a6b3ef75dcc832ce41456a3378161eec8724e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d9d93c974e1e24e7a01052ae9a6b3ef75dcc832ce41456a3378161eec8724e2", kill_on_drop: false }`
[INFO] [stdout] 8d9d93c974e1e24e7a01052ae9a6b3ef75dcc832ce41456a3378161eec8724e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f4d6096f6f1fa81c28c18ff0066b70537a444bec5f202eec4dab7b70a9089f1
[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" "1f4d6096f6f1fa81c28c18ff0066b70537a444bec5f202eec4dab7b70a9089f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling exitcode v1.1.2
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling pest v2.1.3
[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 structopt v0.2.18
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling serde_json v1.0.47
[INFO] [stderr]    Compiling json5 v0.2.5
[INFO] [stderr]    Compiling ruut v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.26s
[INFO] running `Command { std: "docker" "inspect" "1f4d6096f6f1fa81c28c18ff0066b70537a444bec5f202eec4dab7b70a9089f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f4d6096f6f1fa81c28c18ff0066b70537a444bec5f202eec4dab7b70a9089f1", kill_on_drop: false }`
[INFO] [stdout] 1f4d6096f6f1fa81c28c18ff0066b70537a444bec5f202eec4dab7b70a9089f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47e889efc4b3b74d7532ed55a78f043cd2cf1a34b8dcb4cb274a534575609955
[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" "47e889efc4b3b74d7532ed55a78f043cd2cf1a34b8dcb4cb274a534575609955", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruut v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.36s
[INFO] running `Command { std: "docker" "inspect" "47e889efc4b3b74d7532ed55a78f043cd2cf1a34b8dcb4cb274a534575609955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47e889efc4b3b74d7532ed55a78f043cd2cf1a34b8dcb4cb274a534575609955", kill_on_drop: false }`
[INFO] [stdout] 47e889efc4b3b74d7532ed55a78f043cd2cf1a34b8dcb4cb274a534575609955
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] b6b38addfdb203d38f6a21417af37cb1760999e87c470698400fafade028d86f
[INFO] running `Command { std: "docker" "start" "-a" "b6b38addfdb203d38f6a21417af37cb1760999e87c470698400fafade028d86f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] running 29 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ruut-d63c7efca3bf12a9
[INFO] [stdout] test json::tests::empty_object_json ... ok
[INFO] [stdout] test json::tests::invalid_json ... ok
[INFO] [stdout] test json::tests::good_json ... ok
[INFO] [stdout] test json::tests::good_json5 ... ok
[INFO] [stdout] test json::tests::multiple_roots_json ... ok
[INFO] [stdout] test json::tests::zero_length_json ... ok
[INFO] [stdout] test json_properties::template::tests::fill_good_template_str_dynamic ... ok
[INFO] [stdout] test json_properties::template::tests::template_new_good_template_str ... ok
[INFO] [stdout] test json_properties::template::tests::fill_good_template_str ... ok
[INFO] [stdout] test json_properties::template::tests::template_new_good_template_str_beginning_with_placeholder ... ok
[INFO] [stdout] test json_properties::template::tests::template_new_good_template_str_ending_with_placeholder ... ok
[INFO] [stdout] test json_properties::template::tests::template_new_good_template_str_with_only_placeholders ... ok
[INFO] [stdout] test json_properties::tests::empty_object_json ... ok
[INFO] [stdout] test json_properties::tests::good_json ... ok
[INFO] [stdout] test json_properties::tests::invalid_json ... ok
[INFO] [stdout] test json_properties::tests::zero_length_json ... ok
[INFO] [stdout] test lisplike::parser::tests::good_token_sequence ... ok
[INFO] [stdout] test lisplike::parser::tests::multiple_root_sequence ... ok
[INFO] [stdout] test lisplike::tokenizer::tests::invalid_combinations ... ok
[INFO] [stdout] test lisplike::tokenizer::tests::simple_single ... ok
[INFO] [stdout] test json_properties::tests::multiple_roots_arr_json ... ok
[INFO] [stdout] test lisplike::tokenizer::tests::simple_newlines ... ok
[INFO] [stdout] test lisplike::tokenizer::tests::empty_string ... ok
[INFO] [stdout] test json_properties::tests::good_json_arr ... ok
[INFO] [stdout] test json_properties::tests::json_with_missing_prop_no_default ... ok
[INFO] [stdout] test lisplike::tokenizer::tests::simple_multiple ... ok
[INFO] [stdout] test json_properties::tests::json_with_missing_prop_with_default ... ok
[INFO] [stdout] test lisplike::parser::tests::empty ... ok
[INFO] [stdout] test json_properties::tests::good_json_diff_json_prop_names ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ruut-888ae1b44be3aafd
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ruut
[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] [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" "b6b38addfdb203d38f6a21417af37cb1760999e87c470698400fafade028d86f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6b38addfdb203d38f6a21417af37cb1760999e87c470698400fafade028d86f", kill_on_drop: false }`
[INFO] [stdout] b6b38addfdb203d38f6a21417af37cb1760999e87c470698400fafade028d86f