[INFO] fetching crate frs 0.4.2...
[INFO] testing frs-0.4.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate frs 0.4.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate frs 0.4.2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-13/source/rust-toolchain
[INFO] started tweaking crates.io crate frs 0.4.2
[INFO] finished tweaking crates.io crate frs 0.4.2
[INFO] tweaked toml for crates.io crate frs 0.4.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate frs 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cli-table v0.4.6
[INFO] [stderr]   Downloaded bool_ext v0.5.1
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.3
[INFO] [stderr]   Downloaded human_format v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] e81df161f46dfa3f906ea57cd62fd88d057d021bff913407ea7be8da6d4582f7
[INFO] running `Command { std: "docker" "start" "-a" "e81df161f46dfa3f906ea57cd62fd88d057d021bff913407ea7be8da6d4582f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e81df161f46dfa3f906ea57cd62fd88d057d021bff913407ea7be8da6d4582f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e81df161f46dfa3f906ea57cd62fd88d057d021bff913407ea7be8da6d4582f7", kill_on_drop: false }`
[INFO] [stdout] e81df161f46dfa3f906ea57cd62fd88d057d021bff913407ea7be8da6d4582f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6b1765eac9e66c30911cdf02d5fceaac95a6d11683913c2edfe1ecc60a928b9
[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" "c6b1765eac9e66c30911cdf02d5fceaac95a6d11683913c2edfe1ecc60a928b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling fastrand v1.4.1
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling human_format v1.0.3
[INFO] [stderr]    Compiling bool_ext v0.5.1
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling async-lock v2.4.0
[INFO] [stderr]    Compiling cli-table v0.4.6
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling polling v2.0.3
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-io v1.4.1
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling async-std v1.9.0
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling frs v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.80s
[INFO] running `Command { std: "docker" "inspect" "c6b1765eac9e66c30911cdf02d5fceaac95a6d11683913c2edfe1ecc60a928b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6b1765eac9e66c30911cdf02d5fceaac95a6d11683913c2edfe1ecc60a928b9", kill_on_drop: false }`
[INFO] [stdout] c6b1765eac9e66c30911cdf02d5fceaac95a6d11683913c2edfe1ecc60a928b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d73399c670a75b030aabb725fb87032c29029676273dfb9ee234dea75bd8b8d7
[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" "d73399c670a75b030aabb725fb87032c29029676273dfb9ee234dea75bd8b8d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling plotters v0.3.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling frs v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `collected_non_sleeping_double_recursive_stream`
[INFO] [stdout]   --> src/utils/../../test-utils/select_map.rs:59:14
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub async fn collected_non_sleeping_double_recursive_stream(base: u32) -> Vec<u32> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `collected_non_sleeping_triple_recursive_stream`
[INFO] [stdout]    --> src/utils/../../test-utils/select_map.rs:162:14
[INFO] [stdout]     |
[INFO] [stdout] 162 | pub async fn collected_non_sleeping_triple_recursive_stream(base: u32) -> Vec<u32> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `collected_triple_recursive_stream`
[INFO] [stdout]    --> src/utils/../../test-utils/select_map.rs:193:14
[INFO] [stdout]     |
[INFO] [stdout] 193 | pub async fn collected_triple_recursive_stream(base: u32) -> Vec<u32> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 49.67s
[INFO] running `Command { std: "docker" "inspect" "d73399c670a75b030aabb725fb87032c29029676273dfb9ee234dea75bd8b8d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d73399c670a75b030aabb725fb87032c29029676273dfb9ee234dea75bd8b8d7", kill_on_drop: false }`
[INFO] [stdout] d73399c670a75b030aabb725fb87032c29029676273dfb9ee234dea75bd8b8d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 45b278d5eb5db7e92620293ea1a8d1bba2caebf9236970a5aeb52c52958cef32
[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" "45b278d5eb5db7e92620293ea1a8d1bba2caebf9236970a5aeb52c52958cef32", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `collected_non_sleeping_double_recursive_stream`
[INFO] [stderr]   --> src/utils/../../test-utils/select_map.rs:59:14
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub async fn collected_non_sleeping_double_recursive_stream(base: u32) -> Vec<u32> {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `collected_non_sleeping_triple_recursive_stream`
[INFO] [stderr]    --> src/utils/../../test-utils/select_map.rs:162:14
[INFO] [stderr]     |
[INFO] [stderr] 162 | pub async fn collected_non_sleeping_triple_recursive_stream(base: u32) -> Vec<u32> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `collected_triple_recursive_stream`
[INFO] [stderr]    --> src/utils/../../test-utils/select_map.rs:193:14
[INFO] [stderr]     |
[INFO] [stderr] 193 | pub async fn collected_triple_recursive_stream(base: u32) -> Vec<u32> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `frs` (lib test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/frs-baad2dd9fc3b3d90)
[INFO] [stdout] 
[INFO] [stdout] running 66 tests
[INFO] [stdout] test cli::cli_test::all_filetypes_set ... ok
[INFO] [stdout] test cli::cli_test::no_filetype_set ... ok
[INFO] [stdout] test cli::cli_test::no_filetype_set_with_traverse_tree ... ok
[INFO] [stdout] test cli::cli_test::not_dir_filetypes_set_with_traverse_tree ... ok
[INFO] [stdout] test cli::cli_test::not_file_filetypes_set ... ok
[INFO] [stdout] test cli::cli_test::default_operation_dry_run ... ok
[INFO] [stdout] test cli::cli_test::high_verbosity_on_dry_run ... ok
[INFO] [stdout] test cli::cli_test::high_verbosity_on_run ... ok
[INFO] [stdout] test cli::cli_test::multiple_operation_modes ... ok
[INFO] [stdout] test cli::cli_test::invalid_env_var ... ok
[INFO] [stdout] test cli::cli_test::all_filetypes_set_with_traverse_tree ... ok
[INFO] [stdout] test cli::cli_test::default_operation_run_with_dry_run ... ok
[INFO] [stdout] test cli::cli_test::default_operation_run_with_run ... ok
[INFO] [stdout] test cli::cli_test::default_operation_dry_run_with_run ... ok
[INFO] [stdout] test cli::cli_test::dir_filetype_set_with_traverse_tree ... ok
[INFO] [stdout] test cli::cli_test::file_filetype_set ... ok
[INFO] [stdout] test cli::cli_test::low_verbosity_on_run ... ok
[INFO] [stdout] test fs::fs_test::check_io_error ... ok
[INFO] [stdout] test fs::fs_test::add_to_done ... ok
[INFO] [stdout] test fs::fs_test::continue_handle_error_on_error ... ok
[INFO] [stdout] test cli::cli_test::default_operation_run ... ok
[INFO] [stdout] test replace::replace_test::invalid_regex ... ok
[INFO] [stdout] test fs::fs_test::already_done_not_matching_target ... ok
[INFO] [stdout] test fs::fs_test::stop_on_error ... ok
[INFO] [stdout] test cli::cli_test::low_verbosity_on_dry_run ... ok
[INFO] [stdout] test fs::fs_test::already_done_matching_target ... ok
[INFO] [stdout] test fs::fs_test::stop_handle_error_on_ok ... ok
[INFO] [stdout] test cli::cli_test::default_operation_dry_run_with_dry_run ... ok
[INFO] [stdout] test fs::fs_test::continue_on_error ... ok
[INFO] [stdout] test fs::fs_test::not_done_matching_target ... ok
[INFO] [stdout] test fs::fs_test::not_done_not_matching_target ... ok
[INFO] [stdout] test fs::fs_test::pass_matching_error ... ok
[INFO] [stdout] test fs::fs_test::rename_invalid_filename ... ok
[INFO] [stdout] test fs::fs_test::continue_handle_error_on_ok ... ok
[INFO] [stdout] test fs::fs_test::stop_handle_error_on_error ... ok
[INFO] [stdout] test fs::fs_test::rename_without_parent ... ok
[INFO] [stdout] test fs::fs_test::simple_rename ... ok
[INFO] [stdout] test stats::stats_test::count_error_with_summary ... ok
[INFO] [stdout] test stats::stats_test::has_no_output_as_dont_show_renames ... ok
[INFO] [stdout] test stats::stats_test::count_file_with_summary ... ok
[INFO] [stdout] test replace::replace_test::match_invalid_filenames ... ok
[INFO] [stdout] test replace::replace_test::match_non_matching_filenames ... ok
[INFO] [stdout] test replace::replace_test::match_matching_filename ... ok
[INFO] [stdout] test replace::replace_test::replace_no_parent ... ok
[INFO] [stdout] test replace::replace_test::match_non_utf8_filenames ... ok
[INFO] [stdout] test replace::replace_test::replace_matching_filenames ... ok
[INFO] [stdout] test replace::replace_test::replace_invalid_filenames ... ok
[INFO] [stdout] test stats::stats_test::has_output_as_error ... ok
[INFO] [stdout] test stats::stats_test::has_no_output_as_empty ... ok
[INFO] [stdout] test stats::stats_test::has_output_as_renames ... ok
[INFO] [stdout] test utils::error_handler::error_handler_test::try_wrap_err_of_ok ... ok
[INFO] [stdout] test replace::replace_test::replace_non_matching_filenames ... ok
[INFO] [stdout] test replace::replace_test::replace_non_utf8_filenames ... ok
[INFO] [stdout] test replace::replace_test::valid_regex ... ok
[INFO] [stdout] test stats::stats_test::cli_0_verbose ... ok
[INFO] [stdout] test stats::stats_test::cli_1_verbose ... ok
[INFO] [stdout] test stats::stats_test::cli_2_verbose ... ok
[INFO] [stdout] test utils::error_handler::error_handler_test::try_wrap_err_of_err ... ok
[INFO] [stdout] test stats::stats_test::not_count_file_without_summary ... ok
[INFO] [stdout] test stats::stats_test::not_count_error_without_summary ... ok
[INFO] [stdout] test utils::select_map::select_map_test::stream_1_to_49 ... ok
[INFO] [stdout] test utils::select_map::select_map_test::stream_1_to_9 ... ok
[INFO] [stdout] test utils::select_map::select_map_test::stream_1_to_99 ... ok
[INFO] [stdout] test utils::select_map::select_map_test::stream_1_to_999_unbalanced ... ok
[INFO] [stdout] test utils::select_map::select_map_test::stream_1_to_999_balanced ... ok
[INFO] [stdout] test utils::select_map::select_map_test::stream_1_to_999 ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/frs-73515f895f18decf)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 66 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests frs
[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" "45b278d5eb5db7e92620293ea1a8d1bba2caebf9236970a5aeb52c52958cef32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45b278d5eb5db7e92620293ea1a8d1bba2caebf9236970a5aeb52c52958cef32", kill_on_drop: false }`
[INFO] [stdout] 45b278d5eb5db7e92620293ea1a8d1bba2caebf9236970a5aeb52c52958cef32