[INFO] fetching crate flaggy 0.2.0...
[INFO] testing flaggy-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate flaggy 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate flaggy 0.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flaggy 0.2.0
[INFO] finished tweaking crates.io crate flaggy 0.2.0
[INFO] tweaked toml for crates.io crate flaggy 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.49.0" "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] af696e57ec661f856455f769bf4e1359a882a69e24bb003bae92b76f421f140d
[INFO] running `Command { std: "docker" "start" "-a" "af696e57ec661f856455f769bf4e1359a882a69e24bb003bae92b76f421f140d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af696e57ec661f856455f769bf4e1359a882a69e24bb003bae92b76f421f140d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af696e57ec661f856455f769bf4e1359a882a69e24bb003bae92b76f421f140d", kill_on_drop: false }`
[INFO] [stdout] af696e57ec661f856455f769bf4e1359a882a69e24bb003bae92b76f421f140d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 686cfd631a20c11fccd82616fa9915f4e699b7bcd78fbfbae28889c43ed7c650
[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" "686cfd631a20c11fccd82616fa9915f4e699b7bcd78fbfbae28889c43ed7c650", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling flaggy-codegen v0.1.1
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling flaggy-values v0.2.0
[INFO] [stderr]    Compiling flaggy v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.05s
[INFO] running `Command { std: "docker" "inspect" "686cfd631a20c11fccd82616fa9915f4e699b7bcd78fbfbae28889c43ed7c650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "686cfd631a20c11fccd82616fa9915f4e699b7bcd78fbfbae28889c43ed7c650", kill_on_drop: false }`
[INFO] [stdout] 686cfd631a20c11fccd82616fa9915f4e699b7bcd78fbfbae28889c43ed7c650
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2d79fc98836f30cc4ae4bc52a9bd1d59601845165c40b036728d84fcab51d64
[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" "b2d79fc98836f30cc4ae4bc52a9bd1d59601845165c40b036728d84fcab51d64", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling flaggy v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.24s
[INFO] running `Command { std: "docker" "inspect" "b2d79fc98836f30cc4ae4bc52a9bd1d59601845165c40b036728d84fcab51d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2d79fc98836f30cc4ae4bc52a9bd1d59601845165c40b036728d84fcab51d64", kill_on_drop: false }`
[INFO] [stdout] b2d79fc98836f30cc4ae4bc52a9bd1d59601845165c40b036728d84fcab51d64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.49.0" "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] a4eb956df352ea9b1b3b7308d32e45d3dbae054fcedbf00165e5f3452e0c53f6
[INFO] running `Command { std: "docker" "start" "-a" "a4eb956df352ea9b1b3b7308d32e45d3dbae054fcedbf00165e5f3452e0c53f6", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 19 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/flaggy-335322d630beb2c7
[INFO] [stdout] test tests::parse_and_execute::test_parse_command_no_arguments ... ok
[INFO] [stdout] test tests::parse_and_execute::test_parse_command_with_unused_arguments ... ok
[INFO] [stdout] test tests::parse_and_execute::test_parse_boolean_flag_format_variations ... ok
[INFO] [stdout] test tests::parse_and_execute::test_parse_named_flags ... ok
[INFO] [stdout] test tests::parse_and_execute::test_parse_positional_flags ... ok
[INFO] [stdout] test tests::parse_and_execute::test_parse_and_execute_single_command ... ok
[INFO] [stdout] test tests::parse_and_execute::test_parse_variadic_flag_empty ... ok
[INFO] [stdout] test tests::parse_and_execute::test_parse_variadic_flag_many ... ok
[INFO] [stdout] test tests::parse_and_execute::test_missing_required_flag ... ok
[INFO] [stdout] test tests::spec::test_find_option ... ok
[INFO] [stdout] test tests::parse_and_execute::test_default_values ... ok
[INFO] [stdout] test tests::main_impl::test_handle_result ... ok
[INFO] [stdout] test tests::codegen::test_command_callback ... ok
[INFO] [stdout] test tests::parse_and_execute::test_parse_default_variadic_values ... ok
[INFO] [stdout] test tests::parse_and_execute::test_parse_invalid_command ... ok
[INFO] [stdout] test tests::parse_and_execute::test_parse_default_positional_values ... ok
[INFO] [stdout] test tests::parse_and_execute::test_parse_flag_format_variations ... ok
[INFO] [stdout] test tests::parse_and_execute::test_parse_invalid_flag ... ok
[INFO] [stdout] test tests::parse_and_execute::test_parse_missing_flag_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flaggy
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a4eb956df352ea9b1b3b7308d32e45d3dbae054fcedbf00165e5f3452e0c53f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4eb956df352ea9b1b3b7308d32e45d3dbae054fcedbf00165e5f3452e0c53f6", kill_on_drop: false }`
[INFO] [stdout] a4eb956df352ea9b1b3b7308d32e45d3dbae054fcedbf00165e5f3452e0c53f6