[INFO] fetching crate env_logger_successor 0.9.1...
[INFO] testing env_logger_successor-0.9.1 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate env_logger_successor 0.9.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate env_logger_successor 0.9.1 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate env_logger_successor 0.9.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate env_logger_successor 0.9.1
[INFO] tweaked toml for crates.io crate env_logger_successor 0.9.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 49 packages to latest compatible versions
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.56.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50403dca49f85225ec61e9a5f1aa61d77ae83410eeba6dc069a90e447c2fc788
[INFO] running `Command { std: "docker" "start" "-a" "50403dca49f85225ec61e9a5f1aa61d77ae83410eeba6dc069a90e447c2fc788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50403dca49f85225ec61e9a5f1aa61d77ae83410eeba6dc069a90e447c2fc788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50403dca49f85225ec61e9a5f1aa61d77ae83410eeba6dc069a90e447c2fc788", kill_on_drop: false }`
[INFO] [stdout] 50403dca49f85225ec61e9a5f1aa61d77ae83410eeba6dc069a90e447c2fc788
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39f4d7d9dd181aa55ba15d335b6896f1c73e57efe0868343d4b2fa96887e79d8
[INFO] running `Command { std: "docker" "start" "-a" "39f4d7d9dd181aa55ba15d335b6896f1c73e57efe0868343d4b2fa96887e79d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling env_logger_successor v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]    --> src/lib.rs:287:13
[INFO] [stdout]     |
[INFO] [stdout] 287 | #![cfg_attr(rustbuild, feature(staged_api, rustc_private))]
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]    --> src/lib.rs:288:13
[INFO] [stdout]     |
[INFO] [stdout] 288 | #![cfg_attr(rustbuild, unstable(feature = "rustc_private", issue = "27812"))]
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.32s
[INFO] running `Command { std: "docker" "inspect" "39f4d7d9dd181aa55ba15d335b6896f1c73e57efe0868343d4b2fa96887e79d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39f4d7d9dd181aa55ba15d335b6896f1c73e57efe0868343d4b2fa96887e79d8", kill_on_drop: false }`
[INFO] [stdout] 39f4d7d9dd181aa55ba15d335b6896f1c73e57efe0868343d4b2fa96887e79d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 609153c6171cafeaa0caa68f414cadd4facad227c7078e8b5409d568625896bc
[INFO] running `Command { std: "docker" "start" "-a" "609153c6171cafeaa0caa68f414cadd4facad227c7078e8b5409d568625896bc", kill_on_drop: false }`
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]    --> src/lib.rs:287:13
[INFO] [stdout]     |
[INFO] [stdout] 287 | #![cfg_attr(rustbuild, feature(staged_api, rustc_private))]
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling env_logger_successor v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]    --> src/lib.rs:288:13
[INFO] [stdout]     |
[INFO] [stdout] 288 | #![cfg_attr(rustbuild, unstable(feature = "rustc_private", issue = "27812"))]
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]    --> src/lib.rs:287:13
[INFO] [stdout]     |
[INFO] [stdout] 287 | #![cfg_attr(rustbuild, feature(staged_api, rustc_private))]
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]    --> src/lib.rs:288:13
[INFO] [stdout]     |
[INFO] [stdout] 288 | #![cfg_attr(rustbuild, unstable(feature = "rustc_private", issue = "27812"))]
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "609153c6171cafeaa0caa68f414cadd4facad227c7078e8b5409d568625896bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "609153c6171cafeaa0caa68f414cadd4facad227c7078e8b5409d568625896bc", kill_on_drop: false }`
[INFO] [stdout] 609153c6171cafeaa0caa68f414cadd4facad227c7078e8b5409d568625896bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 72b570e623d588834971622a2979ae278ae33c309a602f13c94d6f7cd67ce2a0
[INFO] running `Command { std: "docker" "start" "-a" "72b570e623d588834971622a2979ae278ae33c309a602f13c94d6f7cd67ce2a0", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stderr]    --> src/lib.rs:287:13
[INFO] [stderr]     |
[INFO] [stderr] 287 | #![cfg_attr(rustbuild, feature(staged_api, rustc_private))]
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stderr]    --> src/lib.rs:288:13
[INFO] [stderr]     |
[INFO] [stderr] 288 | #![cfg_attr(rustbuild, unstable(feature = "rustc_private", issue = "27812"))]
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: `env_logger_successor` (lib) generated 2 warnings
[INFO] [stderr] warning: `env_logger_successor` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/env_logger_successor-b491b85579987b4f)
[INFO] [stdout] 
[INFO] [stdout] running 57 tests
[INFO] [stdout] test filter::tests::ensure_tests_cover_level_universe ... ok
[INFO] [stdout] test filter::tests::match_beginning_longest_match ... ok
[INFO] [stdout] test filter::tests::match_beginning ... ok
[INFO] [stdout] test filter::tests::match_full_path ... ok
[INFO] [stdout] test filter::tests::no_match ... ok
[INFO] [stdout] test filter::tests::match_default ... ok
[INFO] [stdout] test filter::tests::filter_beginning_longest_match ... ok
[INFO] [stdout] test filter::tests::filter_info ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_debug_lc ... ok
[INFO] [stdout] test filter::tests::parse_default ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_debug_mixed ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_debug_uc ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_error_lc ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_error_uc ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_info_lc ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_info_uc ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_off_lc ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_off_uc ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_trace_lc ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_trace_uc ... ok
[INFO] [stdout] test filter::tests::parse_spec_blank_level_isolated_blank_comma ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_warn_lc ... ok
[INFO] [stdout] test filter::tests::parse_spec_blank_level_isolated ... ok
[INFO] [stdout] test filter::tests::parse_spec_empty_level_isolated ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_warn_uc ... ok
[INFO] [stdout] test filter::tests::parse_spec_blank_level_isolated_comma_blank ... ok
[INFO] [stdout] test filter::tests::parse_spec_empty_level ... ok
[INFO] [stdout] test filter::tests::parse_spec_global ... ok
[INFO] [stdout] test filter::tests::parse_spec_invalid_crate ... ok
[INFO] [stdout] test filter::tests::parse_spec_global_bare_warn_mixed ... ok
[INFO] [stdout] test filter::tests::parse_spec_invalid_level ... ok
[INFO] [stdout] test filter::tests::parse_spec_string_level ... ok
[INFO] [stdout] test filter::tests::parse_spec_valid ... ok
[INFO] [stdout] test filter::tests::parse_spec_blank_level_isolated_comma_only ... ok
[INFO] [stdout] test filter::tests::zero_level ... ok
[INFO] [stdout] test filter::tests::parse_spec_global_bare_warn_lc ... ok
[INFO] [stdout] test filter::tests::parse_spec_global_bare_warn_uc ... ok
[INFO] [stdout] test fmt::tests::format_indent_zero_spaces ... ok
[INFO] [stdout] test fmt::tests::format_indent_spaces_no_header ... ok
[INFO] [stdout] test fmt::tests::format_suffix_with_indent ... ok
[INFO] [stdout] test fmt::tests::format_indent_spaces ... ok
[INFO] [stdout] test fmt::tests::format_empty_target ... ok
[INFO] [stdout] test fmt::tests::format_no_header ... ok
[INFO] [stdout] test fmt::tests::format_suffix ... ok
[INFO] [stdout] test fmt::tests::format_target ... ok
[INFO] [stdout] test fmt::tests::format_no_target ... ok
[INFO] [stdout] test fmt::tests::format_with_header ... ok
[INFO] [stdout] test tests::env_get_filter_reads_from_var_if_set ... ok
[INFO] [stdout] test tests::env_get_filter_reads_from_default_if_var_not_set ... ok
[INFO] [stdout] test fmt::writer::tests::parse_write_style_valid ... ok
[INFO] [stdout] test tests::env_get_write_style_reads_from_default_if_var_not_set ... ok
[INFO] [stdout] test filter::tests::parse_spec_valid_filter ... ok
[INFO] [stdout] test tests::env_get_write_style_reads_from_var_if_set ... ok
[INFO] [stdout] test tests::builder_parse_env_overrides_existing_filters ... ok
[INFO] [stdout] test fmt::writer::tests::parse_write_style_invalid ... ok
[INFO] [stdout] test filter::tests::parse_spec_empty_with_filter ... ok
[INFO] [stdout] test filter::tests::parse_spec_invalid_crate_filter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 57 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/init-twice-retains-filter.rs (/opt/rustwide/target/debug/deps/init_twice_retains_filter-31b05cdedcb783c9)
[INFO] [stderr]      Running tests/log-in-log.rs (/opt/rustwide/target/debug/deps/log_in_log-66fb484f2d9e16bd)
[INFO] [stderr]      Running tests/log_tls_dtors.rs (/opt/rustwide/target/debug/deps/log_tls_dtors-98319f7f0fa1bdf6)
[INFO] [stderr]      Running tests/regexp_filter.rs (/opt/rustwide/target/debug/deps/regexp_filter-7e3ce2646cf241b4)
[INFO] [stderr]    Doc-tests env_logger_successor
[INFO] [stdout] 
[INFO] [stdout] running 40 tests
[INFO] [stdout] test src/filter/mod.rs - filter::Builder (line 94) ... FAILED
[INFO] [stdout] test src/filter/mod.rs - filter::Filter::filter (line 128) ... FAILED
[INFO] [stdout] test src/filter/mod.rs - filter (line 15) ... FAILED
[INFO] [stdout] test src/fmt/mod.rs - fmt::DefaultFormat<'a>::write_header_value (line 252) ... FAILED
[INFO] [stdout] test src/fmt/mod.rs - fmt (line 15) ... FAILED
[INFO] [stdout] test src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Formatter::style (line 24) ... FAILED
[INFO] [stdout] test src/fmt/mod.rs - fmt::Formatter (line 87) ... FAILED
[INFO] [stdout] test src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style (line 224) ... FAILED
[INFO] [stdout] test src/fmt/humantime/extern_impl.rs - fmt::humantime::imp::Formatter::timestamp (line 21) ... FAILED
[INFO] [stdout] test src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_dimmed (line 351) ... FAILED
[INFO] [stdout] test src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style (line 205) ... FAILED
[INFO] [stdout] test src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_color (line 269) ... FAILED
[INFO] [stdout] test src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::value (line 402) ... FAILED
[INFO] [stdout] test src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_bg (line 375) ... FAILED
[INFO] [stdout] test src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_intense (line 324) ... FAILED
[INFO] [stdout] test src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_bold (line 297) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::filter (line 703) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::from_default_env (line 519) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::filter_level (line 681) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::from_env (line 439) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 228) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::filter_module (line 662) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder (line 364) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::format (line 571) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::new (line 399) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 267) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::from_env (line 429) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 248) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 23) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::parse_default_env (line 542) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::parse_env (line 466) ... FAILED
[INFO] [stdout] test src/lib.rs - Logger::from_env (line 859) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::write_style (line 757) ... FAILED
[INFO] [stdout] test src/lib.rs - Logger::from_default_env (line 883) ... FAILED
[INFO] [stdout] test src/lib.rs - Logger::from_env (line 850) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::target (line 736) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::parse_env (line 481) ... FAILED
[INFO] [stdout] test src/lib.rs - init_from_env (line 1209) ... FAILED
[INFO] [stdout] test src/lib.rs - try_init_from_env (line 1172) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 190) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/filter/mod.rs - filter::Builder (line 94) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/filter/mod.rs:97:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use env_logger::filter::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/filter/mod.rs - filter::Filter::filter (line 128) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/filter/mod.rs:130:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::filter::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/filter/mod.rs - filter (line 15) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `env_logger`
[INFO] [stdout]  --> src/filter/mod.rs:16:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate env_logger;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/mod.rs - fmt::DefaultFormat<'a>::write_header_value (line 252) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `value` in this scope
[INFO] [stdout]  --> src/fmt/mod.rs:253:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | println!("write_header_value {}",&value);
[INFO] [stdout]   |                                   ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/mod.rs - fmt (line 15) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/mod.rs:18:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 5 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Formatter::style (line 24) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:26:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::fmt::Color;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:28:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 6 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 6 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/mod.rs - fmt::Formatter (line 87) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/mod.rs:90:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 5 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style (line 224) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:226:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::fmt::Color;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:228:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 6 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 6 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/humantime/extern_impl.rs - fmt::humantime::imp::Formatter::timestamp (line 21) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/humantime/extern_impl.rs:24:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 5 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_dimmed (line 351) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:354:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 5 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style (line 205) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:207:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::fmt::Color;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:209:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 6 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 6 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_color (line 269) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:271:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::fmt::Color;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:273:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 6 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 6 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::value (line 402) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:404:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::fmt::Color;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:406:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 6 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 6 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_bg (line 375) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:377:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::fmt::Color;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:379:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 6 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 6 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_intense (line 324) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:327:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 5 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_bold (line 297) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:300:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 5 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::filter (line 703) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:704:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::from_default_env (line 519) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:520:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::filter_level (line 681) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:682:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::from_env (line 439) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:440:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::{Builder, Env};
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 228) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/lib.rs:229:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | env_logger::builder()
[INFO] [stdout]   | ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::filter_module (line 662) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:663:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder (line 364) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:367:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use env_logger::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::format (line 571) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:573:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::new (line 399) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:401:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::{Builder, WriteStyle};
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 267) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:268:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::Env;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/lib.rs:270:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | env_logger::Builder::from_env(Env::default().default_filter_or("warn")).init();
[INFO] [stdout]   | ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - env_logger::Builder::from_env(Env::default().default_filter_or("warn")).init();
[INFO] [stdout] 5 + Builder::from_env(Env::default().default_filter_or("warn")).init();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::from_env (line 429) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:430:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 248) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/lib.rs:251:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | env_logger::builder()
[INFO] [stdout]   | ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 23) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/lib.rs:26:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | env_logger::init();
[INFO] [stdout]   | ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::parse_default_env (line 542) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:544:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::parse_env (line 466) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:468:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Logger::from_env (line 859) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:860:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::{Logger, Env};
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::write_style (line 757) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:758:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::{Builder, WriteStyle};
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Logger::from_default_env (line 883) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:884:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::Logger;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Logger::from_env (line 850) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:851:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::Logger;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::target (line 736) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:737:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::{Builder, Target};
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::parse_env (line 481) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:483:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::{Builder, Env};
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - init_from_env (line 1209) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:1210:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::{Builder, Env};
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/lib.rs:1214:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | env_logger::init_from_env(env);
[INFO] [stdout]   | ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - try_init_from_env (line 1172) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:1173:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::{Builder, Env};
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:1175:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn run() -> Result<(), Box<::std::error::Error>> {
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn run() -> Result<(), Box<dyn (::std::error::Error)>> {
[INFO] [stdout]   |                            +++++                   +
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/lib.rs:1178:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | env_logger::try_init_from_env(env)?;
[INFO] [stdout]   | ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/filter/mod.rs - filter (line 15)
[INFO] [stdout]     src/filter/mod.rs - filter::Builder (line 94)
[INFO] [stdout]     src/filter/mod.rs - filter::Filter::filter (line 128)
[INFO] [stdout]     src/fmt/humantime/extern_impl.rs - fmt::humantime::imp::Formatter::timestamp (line 21)
[INFO] [stdout]     src/fmt/mod.rs - fmt (line 15)
[INFO] [stdout]     src/fmt/mod.rs - fmt::DefaultFormat<'a>::write_header_value (line 252)
[INFO] [stdout]     src/fmt/mod.rs - fmt::Formatter (line 87)
[INFO] [stdout]     src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Formatter::style (line 24)
[INFO] [stdout]     src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style (line 205)
[INFO] [stdout]     src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style (line 224)
[INFO] [stdout]     src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_bg (line 375)
[INFO] [stdout]     src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_bold (line 297)
[INFO] [stdout]     src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_color (line 269)
[INFO] [stdout]     src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_dimmed (line 351)
[INFO] [stdout]     src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_intense (line 324)
[INFO] [stdout]     src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::value (line 402)
[INFO] [stdout]     src/lib.rs - (line 228)
[INFO] [stdout]     src/lib.rs - (line 23)
[INFO] [stdout]     src/lib.rs - (line 248)
[INFO] [stdout]     src/lib.rs - (line 267)
[INFO] [stdout]     src/lib.rs - Builder (line 364)
[INFO] [stdout]     src/lib.rs - Builder::filter (line 703)
[INFO] [stdout]     src/lib.rs - Builder::filter_level (line 681)
[INFO] [stdout]     src/lib.rs - Builder::filter_module (line 662)
[INFO] [stdout]     src/lib.rs - Builder::format (line 571)
[INFO] [stdout]     src/lib.rs - Builder::from_default_env (line 519)
[INFO] [stdout]     src/lib.rs - Builder::from_env (line 429)
[INFO] [stdout]     src/lib.rs - Builder::from_env (line 439)
[INFO] [stdout]     src/lib.rs - Builder::new (line 399)
[INFO] [stdout]     src/lib.rs - Builder::parse_default_env (line 542)
[INFO] [stdout]     src/lib.rs - Builder::parse_env (line 466)
[INFO] [stdout]     src/lib.rs - Builder::parse_env (line 481)
[INFO] [stdout]     src/lib.rs - Builder::target (line 736)
[INFO] [stdout]     src/lib.rs - Builder::write_style (line 757)
[INFO] [stdout]     src/lib.rs - Logger::from_default_env (line 883)
[INFO] [stdout]     src/lib.rs - Logger::from_env (line 850)
[INFO] [stdout]     src/lib.rs - Logger::from_env (line 859)
[INFO] [stdout]     src/lib.rs - init_from_env (line 1209)
[INFO] [stdout]     src/lib.rs - try_init_from_env (line 1172)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 39 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "72b570e623d588834971622a2979ae278ae33c309a602f13c94d6f7cd67ce2a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72b570e623d588834971622a2979ae278ae33c309a602f13c94d6f7cd67ce2a0", kill_on_drop: false }`
[INFO] [stdout] 72b570e623d588834971622a2979ae278ae33c309a602f13c94d6f7cd67ce2a0
[INFO] testing env_logger_successor-0.9.1 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate env_logger_successor 0.9.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate env_logger_successor 0.9.1 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate env_logger_successor 0.9.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate env_logger_successor 0.9.1
[INFO] tweaked toml for crates.io crate env_logger_successor 0.9.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 49 packages to latest compatible versions
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.56.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 622334735ad28227ff23a474fc390045e5c598cb6d033141aab33b71cdce6a6d
[INFO] running `Command { std: "docker" "start" "-a" "622334735ad28227ff23a474fc390045e5c598cb6d033141aab33b71cdce6a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "622334735ad28227ff23a474fc390045e5c598cb6d033141aab33b71cdce6a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "622334735ad28227ff23a474fc390045e5c598cb6d033141aab33b71cdce6a6d", kill_on_drop: false }`
[INFO] [stdout] 622334735ad28227ff23a474fc390045e5c598cb6d033141aab33b71cdce6a6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 222695c5cbedfce914a9c0deca2b8b4ec389b7cd0855fd8517e82f274edfead7
[INFO] running `Command { std: "docker" "start" "-a" "222695c5cbedfce914a9c0deca2b8b4ec389b7cd0855fd8517e82f274edfead7", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling env_logger_successor v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]    --> src/lib.rs:287:13
[INFO] [stdout]     |
[INFO] [stdout] 287 | #![cfg_attr(rustbuild, feature(staged_api, rustc_private))]
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]    --> src/lib.rs:288:13
[INFO] [stdout]     |
[INFO] [stdout] 288 | #![cfg_attr(rustbuild, unstable(feature = "rustc_private", issue = "27812"))]
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `Command { std: "docker" "inspect" "222695c5cbedfce914a9c0deca2b8b4ec389b7cd0855fd8517e82f274edfead7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "222695c5cbedfce914a9c0deca2b8b4ec389b7cd0855fd8517e82f274edfead7", kill_on_drop: false }`
[INFO] [stdout] 222695c5cbedfce914a9c0deca2b8b4ec389b7cd0855fd8517e82f274edfead7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 883d0994f6f91e79a301ea5378b2aad8d80228b2c186943efa2037e39f466db5
[INFO] running `Command { std: "docker" "start" "-a" "883d0994f6f91e79a301ea5378b2aad8d80228b2c186943efa2037e39f466db5", kill_on_drop: false }`
[INFO] [stderr]    Compiling env_logger_successor v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]    --> src/lib.rs:287:13
[INFO] [stdout]     |
[INFO] [stdout] 287 | #![cfg_attr(rustbuild, feature(staged_api, rustc_private))]
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]    --> src/lib.rs:288:13
[INFO] [stdout]     |
[INFO] [stdout] 288 | #![cfg_attr(rustbuild, unstable(feature = "rustc_private", issue = "27812"))]
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]    --> src/lib.rs:287:13
[INFO] [stdout]     |
[INFO] [stdout] 287 | #![cfg_attr(rustbuild, feature(staged_api, rustc_private))]
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]    --> src/lib.rs:288:13
[INFO] [stdout]     |
[INFO] [stdout] 288 | #![cfg_attr(rustbuild, unstable(feature = "rustc_private", issue = "27812"))]
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "883d0994f6f91e79a301ea5378b2aad8d80228b2c186943efa2037e39f466db5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "883d0994f6f91e79a301ea5378b2aad8d80228b2c186943efa2037e39f466db5", kill_on_drop: false }`
[INFO] [stdout] 883d0994f6f91e79a301ea5378b2aad8d80228b2c186943efa2037e39f466db5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dc2347a43e5b794429a72bebca1c33f9d119230367bb22554acd207328e9e56e
[INFO] running `Command { std: "docker" "start" "-a" "dc2347a43e5b794429a72bebca1c33f9d119230367bb22554acd207328e9e56e", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stderr]    --> src/lib.rs:287:13
[INFO] [stderr]     |
[INFO] [stderr] 287 | #![cfg_attr(rustbuild, feature(staged_api, rustc_private))]
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stderr]    --> src/lib.rs:288:13
[INFO] [stderr]     |
[INFO] [stderr] 288 | #![cfg_attr(rustbuild, unstable(feature = "rustc_private", issue = "27812"))]
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: `env_logger_successor` (lib) generated 2 warnings
[INFO] [stderr] warning: `env_logger_successor` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/env_logger_successor-b491b85579987b4f)
[INFO] [stdout] 
[INFO] [stdout] running 57 tests
[INFO] [stdout] test filter::tests::match_beginning ... ok
[INFO] [stdout] test filter::tests::ensure_tests_cover_level_universe ... ok
[INFO] [stdout] test filter::tests::filter_info ... ok
[INFO] [stdout] test filter::tests::filter_beginning_longest_match ... ok
[INFO] [stdout] test filter::tests::match_beginning_longest_match ... ok
[INFO] [stdout] test filter::tests::match_default ... ok
[INFO] [stdout] test filter::tests::match_full_path ... ok
[INFO] [stdout] test filter::tests::no_match ... ok
[INFO] [stdout] test filter::tests::parse_default ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_debug_lc ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_debug_mixed ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_debug_uc ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_error_lc ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_error_uc ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_info_lc ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_info_uc ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_off_lc ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_off_uc ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_trace_lc ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_trace_uc ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_warn_lc ... ok
[INFO] [stdout] test filter::tests::parse_default_bare_level_warn_uc ... ok
[INFO] [stdout] test filter::tests::parse_spec_blank_level_isolated_blank_comma ... ok
[INFO] [stdout] test filter::tests::parse_spec_blank_level_isolated ... ok
[INFO] [stdout] test filter::tests::parse_spec_blank_level_isolated_comma_only ... ok
[INFO] [stdout] test filter::tests::parse_spec_blank_level_isolated_comma_blank ... ok
[INFO] [stdout] test filter::tests::parse_spec_empty_level_isolated ... ok
[INFO] [stdout] test filter::tests::parse_spec_global_bare_warn_lc ... ok
[INFO] [stdout] test filter::tests::parse_spec_global_bare_warn_uc ... ok
[INFO] [stdout] test filter::tests::parse_spec_global ... ok
[INFO] [stdout] test filter::tests::parse_spec_global_bare_warn_mixed ... ok
[INFO] [stdout] test filter::tests::parse_spec_string_level ... ok
[INFO] [stdout] test filter::tests::parse_spec_empty_level ... ok
[INFO] [stdout] test filter::tests::parse_spec_invalid_level ... ok
[INFO] [stdout] test filter::tests::parse_spec_invalid_crate ... ok
[INFO] [stdout] test filter::tests::parse_spec_valid ... ok
[INFO] [stdout] test fmt::tests::format_no_target ... ok
[INFO] [stdout] test fmt::tests::format_indent_zero_spaces ... ok
[INFO] [stdout] test fmt::tests::format_indent_spaces_no_header ... ok
[INFO] [stdout] test fmt::tests::format_suffix ... ok
[INFO] [stdout] test fmt::tests::format_empty_target ... ok
[INFO] [stdout] test fmt::tests::format_no_header ... ok
[INFO] [stdout] test fmt::tests::format_suffix_with_indent ... ok
[INFO] [stdout] test filter::tests::zero_level ... ok
[INFO] [stdout] test fmt::tests::format_target ... ok
[INFO] [stdout] test fmt::tests::format_indent_spaces ... ok
[INFO] [stdout] test fmt::writer::tests::parse_write_style_valid ... ok
[INFO] [stdout] test tests::env_get_filter_reads_from_default_if_var_not_set ... ok
[INFO] [stdout] test tests::builder_parse_env_overrides_existing_filters ... ok
[INFO] [stdout] test tests::env_get_filter_reads_from_var_if_set ... ok
[INFO] [stdout] test tests::env_get_write_style_reads_from_default_if_var_not_set ... ok
[INFO] [stdout] test fmt::tests::format_with_header ... ok
[INFO] [stdout] test fmt::writer::tests::parse_write_style_invalid ... ok
[INFO] [stdout] test filter::tests::parse_spec_valid_filter ... ok
[INFO] [stdout] test tests::env_get_write_style_reads_from_var_if_set ... ok
[INFO] [stdout] test filter::tests::parse_spec_empty_with_filter ... ok
[INFO] [stdout] test filter::tests::parse_spec_invalid_crate_filter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 57 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/init-twice-retains-filter.rs (/opt/rustwide/target/debug/deps/init_twice_retains_filter-31b05cdedcb783c9)
[INFO] [stderr]      Running tests/log-in-log.rs (/opt/rustwide/target/debug/deps/log_in_log-66fb484f2d9e16bd)
[INFO] [stderr]      Running tests/log_tls_dtors.rs (/opt/rustwide/target/debug/deps/log_tls_dtors-98319f7f0fa1bdf6)
[INFO] [stderr]      Running tests/regexp_filter.rs (/opt/rustwide/target/debug/deps/regexp_filter-7e3ce2646cf241b4)
[INFO] [stderr]    Doc-tests env_logger_successor
[INFO] [stdout] 
[INFO] [stdout] running 40 tests
[INFO] [stdout] test src/filter/mod.rs - filter::Builder (line 94) ... FAILED
[INFO] [stdout] test src/filter/mod.rs - filter::Filter::filter (line 128) ... FAILED
[INFO] [stdout] test src/filter/mod.rs - filter (line 15) ... FAILED
[INFO] [stdout] test src/fmt/mod.rs - fmt::DefaultFormat<'a>::write_header_value (line 252) ... FAILED
[INFO] [stdout] test src/fmt/mod.rs - fmt::Formatter (line 87) ... FAILED
[INFO] [stdout] test src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_intense (line 324) ... FAILED
[INFO] [stdout] test src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_color (line 269) ... FAILED
[INFO] [stdout] test src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_bg (line 375) ... FAILED
[INFO] [stdout] test src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::value (line 402) ... FAILED
[INFO] [stdout] test src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style (line 224) ... FAILED
[INFO] [stdout] test src/fmt/mod.rs - fmt (line 15) ... FAILED
[INFO] [stdout] test src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_bold (line 297) ... FAILED
[INFO] [stdout] test src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Formatter::style (line 24) ... FAILED
[INFO] [stdout] test src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style (line 205) ... FAILED
[INFO] [stdout] test src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_dimmed (line 351) ... FAILED
[INFO] [stdout] test src/fmt/humantime/extern_impl.rs - fmt::humantime::imp::Formatter::timestamp (line 21) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::from_env (line 429) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::new (line 399) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::filter_level (line 681) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::parse_default_env (line 542) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::filter_module (line 662) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::parse_env (line 466) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::from_default_env (line 519) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::from_env (line 439) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::format (line 571) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::filter (line 703) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder (line 364) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 228) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 267) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 248) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 23) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::parse_env (line 481) ... FAILED
[INFO] [stdout] test src/lib.rs - Logger::from_env (line 859) ... FAILED
[INFO] [stdout] test src/lib.rs - Logger::from_default_env (line 883) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::target (line 736) ... FAILED
[INFO] [stdout] test src/lib.rs - Logger::from_env (line 850) ... FAILED
[INFO] [stdout] test src/lib.rs - Builder::write_style (line 757) ... FAILED
[INFO] [stdout] test src/lib.rs - init_from_env (line 1209) ... FAILED
[INFO] [stdout] test src/lib.rs - try_init_from_env (line 1172) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 190) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/filter/mod.rs - filter::Builder (line 94) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/filter/mod.rs:97:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use env_logger::filter::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/filter/mod.rs - filter::Filter::filter (line 128) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/filter/mod.rs:130:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::filter::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/filter/mod.rs - filter (line 15) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `env_logger`
[INFO] [stdout]  --> src/filter/mod.rs:16:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate env_logger;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/mod.rs - fmt::DefaultFormat<'a>::write_header_value (line 252) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `value` in this scope
[INFO] [stdout]  --> src/fmt/mod.rs:253:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | println!("write_header_value {}",&value);
[INFO] [stdout]   |                                   ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/mod.rs - fmt::Formatter (line 87) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/mod.rs:90:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 5 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_intense (line 324) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:327:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 5 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_color (line 269) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:271:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::fmt::Color;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:273:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 6 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 6 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_bg (line 375) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:377:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::fmt::Color;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:379:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 6 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 6 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::value (line 402) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:404:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::fmt::Color;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:406:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 6 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 6 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style (line 224) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:226:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::fmt::Color;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:228:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 6 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 6 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/mod.rs - fmt (line 15) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/mod.rs:18:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 5 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_bold (line 297) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:300:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 5 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Formatter::style (line 24) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:26:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::fmt::Color;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:28:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 6 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 6 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style (line 205) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:207:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::fmt::Color;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:209:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 6 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 6 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_dimmed (line 351) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/writer/termcolor/extern_impl.rs:354:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 5 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fmt/humantime/extern_impl.rs - fmt::humantime::imp::Formatter::timestamp (line 21) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/fmt/humantime/extern_impl.rs:24:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut builder = env_logger::Builder::new();
[INFO] [stdout]   |                   ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - let mut builder = env_logger::Builder::new();
[INFO] [stdout] 5 + let mut builder = Builder::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::from_env (line 429) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:430:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::new (line 399) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:401:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::{Builder, WriteStyle};
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::filter_level (line 681) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:682:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::parse_default_env (line 542) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:544:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::filter_module (line 662) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:663:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::parse_env (line 466) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:468:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::from_default_env (line 519) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:520:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::from_env (line 439) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:440:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::{Builder, Env};
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::format (line 571) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:573:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::filter (line 703) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:704:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder (line 364) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:367:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use env_logger::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 228) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/lib.rs:229:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | env_logger::builder()
[INFO] [stdout]   | ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 267) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:268:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::Env;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/lib.rs:270:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | env_logger::Builder::from_env(Env::default().default_filter_or("warn")).init();
[INFO] [stdout]   | ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use env_logger_successor::filter::Builder;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 5 - env_logger::Builder::from_env(Env::default().default_filter_or("warn")).init();
[INFO] [stdout] 5 + Builder::from_env(Env::default().default_filter_or("warn")).init();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 248) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/lib.rs:251:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | env_logger::builder()
[INFO] [stdout]   | ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 23) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/lib.rs:26:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | env_logger::init();
[INFO] [stdout]   | ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::parse_env (line 481) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:483:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use env_logger::{Builder, Env};
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Logger::from_env (line 859) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:860:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::{Logger, Env};
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Logger::from_default_env (line 883) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:884:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::Logger;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::target (line 736) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:737:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::{Builder, Target};
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Logger::from_env (line 850) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:851:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::Logger;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Builder::write_style (line 757) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:758:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::{Builder, WriteStyle};
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - init_from_env (line 1209) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:1210:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::{Builder, Env};
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/lib.rs:1214:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | env_logger::init_from_env(env);
[INFO] [stdout]   | ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - try_init_from_env (line 1172) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> src/lib.rs:1173:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use env_logger::{Builder, Env};
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:1175:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn run() -> Result<(), Box<::std::error::Error>> {
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn run() -> Result<(), Box<dyn (::std::error::Error)>> {
[INFO] [stdout]   |                            +++++                   +
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env_logger`
[INFO] [stdout]  --> src/lib.rs:1178:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | env_logger::try_init_from_env(env)?;
[INFO] [stdout]   | ^^^^^^^^^^ use of undeclared crate or module `env_logger`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/filter/mod.rs - filter (line 15)
[INFO] [stdout]     src/filter/mod.rs - filter::Builder (line 94)
[INFO] [stdout]     src/filter/mod.rs - filter::Filter::filter (line 128)
[INFO] [stdout]     src/fmt/humantime/extern_impl.rs - fmt::humantime::imp::Formatter::timestamp (line 21)
[INFO] [stdout]     src/fmt/mod.rs - fmt (line 15)
[INFO] [stdout]     src/fmt/mod.rs - fmt::DefaultFormat<'a>::write_header_value (line 252)
[INFO] [stdout]     src/fmt/mod.rs - fmt::Formatter (line 87)
[INFO] [stdout]     src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Formatter::style (line 24)
[INFO] [stdout]     src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style (line 205)
[INFO] [stdout]     src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style (line 224)
[INFO] [stdout]     src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_bg (line 375)
[INFO] [stdout]     src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_bold (line 297)
[INFO] [stdout]     src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_color (line 269)
[INFO] [stdout]     src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_dimmed (line 351)
[INFO] [stdout]     src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::set_intense (line 324)
[INFO] [stdout]     src/fmt/writer/termcolor/extern_impl.rs - fmt::writer::termcolor::imp::Style::value (line 402)
[INFO] [stdout]     src/lib.rs - (line 228)
[INFO] [stdout]     src/lib.rs - (line 23)
[INFO] [stdout]     src/lib.rs - (line 248)
[INFO] [stdout]     src/lib.rs - (line 267)
[INFO] [stdout]     src/lib.rs - Builder (line 364)
[INFO] [stdout]     src/lib.rs - Builder::filter (line 703)
[INFO] [stdout]     src/lib.rs - Builder::filter_level (line 681)
[INFO] [stdout]     src/lib.rs - Builder::filter_module (line 662)
[INFO] [stdout]     src/lib.rs - Builder::format (line 571)
[INFO] [stdout]     src/lib.rs - Builder::from_default_env (line 519)
[INFO] [stdout]     src/lib.rs - Builder::from_env (line 429)
[INFO] [stdout]     src/lib.rs - Builder::from_env (line 439)
[INFO] [stdout]     src/lib.rs - Builder::new (line 399)
[INFO] [stdout]     src/lib.rs - Builder::parse_default_env (line 542)
[INFO] [stdout]     src/lib.rs - Builder::parse_env (line 466)
[INFO] [stdout]     src/lib.rs - Builder::parse_env (line 481)
[INFO] [stdout]     src/lib.rs - Builder::target (line 736)
[INFO] [stdout]     src/lib.rs - Builder::write_style (line 757)
[INFO] [stdout]     src/lib.rs - Logger::from_default_env (line 883)
[INFO] [stdout]     src/lib.rs - Logger::from_env (line 850)
[INFO] [stdout]     src/lib.rs - Logger::from_env (line 859)
[INFO] [stdout]     src/lib.rs - init_from_env (line 1209)
[INFO] [stdout]     src/lib.rs - try_init_from_env (line 1172)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 39 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "dc2347a43e5b794429a72bebca1c33f9d119230367bb22554acd207328e9e56e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc2347a43e5b794429a72bebca1c33f9d119230367bb22554acd207328e9e56e", kill_on_drop: false }`
[INFO] [stdout] dc2347a43e5b794429a72bebca1c33f9d119230367bb22554acd207328e9e56e
