[INFO] fetching crate tracing-fmt 0.0.1-alpha.1...
[INFO] extracting crate tracing-fmt 0.0.1-alpha.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/tracing-fmt/0.0.1-alpha.1
[INFO] extracting crate tracing-fmt 0.0.1-alpha.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tracing-fmt/0.0.1-alpha.1
[INFO] validating manifest of tracing-fmt-0.0.1-alpha.1 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tracing-fmt-0.0.1-alpha.1 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tracing-fmt-0.0.1-alpha.1
[INFO] finished frobbing tracing-fmt-0.0.1-alpha.1
[INFO] frobbed toml for tracing-fmt-0.0.1-alpha.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/tracing-fmt/0.0.1-alpha.1/Cargo.toml
[INFO] started frobbing tracing-fmt-0.0.1-alpha.1
[INFO] finished frobbing tracing-fmt-0.0.1-alpha.1
[INFO] frobbed toml for tracing-fmt-0.0.1-alpha.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tracing-fmt/0.0.1-alpha.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing tracing-fmt-0.0.1-alpha.1 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tracing-fmt/0.0.1-alpha.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 7087d3aec9058c33528932f7f8487393b3d77996fb68864791e9a85064be60fe
[INFO] running `"docker" "start" "-a" "7087d3aec9058c33528932f7f8487393b3d77996fb68864791e9a85064be60fe"`
[INFO] [stderr]    Compiling tracing-fmt v0.0.1-alpha.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.16s
[INFO] running `"docker" "inspect" "7087d3aec9058c33528932f7f8487393b3d77996fb68864791e9a85064be60fe"`
[INFO] running `"docker" "rm" "-f" "7087d3aec9058c33528932f7f8487393b3d77996fb68864791e9a85064be60fe"`
[INFO] [stdout] 7087d3aec9058c33528932f7f8487393b3d77996fb68864791e9a85064be60fe
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tracing-fmt/0.0.1-alpha.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 645f77c30bdda85fd446bf7d4b29051bcddfa4a4f8fd7f75b6a38e3152a63d55
[INFO] running `"docker" "start" "-a" "645f77c30bdda85fd446bf7d4b29051bcddfa4a4f8fd7f75b6a38e3152a63d55"`
[INFO] [stderr]    Compiling tracing v0.1.3
[INFO] [stderr]    Compiling tracing-fmt v0.0.1-alpha.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.27s
[INFO] running `"docker" "inspect" "645f77c30bdda85fd446bf7d4b29051bcddfa4a4f8fd7f75b6a38e3152a63d55"`
[INFO] running `"docker" "rm" "-f" "645f77c30bdda85fd446bf7d4b29051bcddfa4a4f8fd7f75b6a38e3152a63d55"`
[INFO] [stdout] 645f77c30bdda85fd446bf7d4b29051bcddfa4a4f8fd7f75b6a38e3152a63d55
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tracing-fmt/0.0.1-alpha.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] dd8713896691eb1adbe44cdeeffb3e78463d24d7372fabe1f2bf7f1b7b2867fb
[INFO] running `"docker" "start" "-a" "dd8713896691eb1adbe44cdeeffb3e78463d24d7372fabe1f2bf7f1b7b2867fb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tracing_fmt-7e3988f96e684ca8
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test filter::env::tests::callsite_off ... ok
[INFO] [stdout] test filter::env::tests::parse_directives_global ... ok
[INFO] [stdout] test filter::env::tests::parse_directives_empty_level ... ok
[INFO] [stdout] test filter::env::tests::parse_directives_invalid_level ... ok
[INFO] [stdout] test filter::env::tests::parse_directives_invalid_crate ... ok
[INFO] [stdout] test filter::env::tests::parse_directives_string_level ... ok
[INFO] [stdout] test filter::env::tests::callsite_enabled_no_span_directive ... ok
[INFO] [stdout] test filter::env::tests::parse_directives_valid ... ok
[INFO] [stdout] test filter::env::tests::callsite_enabled_includes_span_directive ... ok
[INFO] [stdout] test filter::reload::test::reload_from_env ... ok
[INFO] [stdout] Aug 02 14:21:41.678 TRACE tracing_fmt::filter::reload::test: my event
[INFO] [stdout] Aug 02 14:21:41.678 TRACE tracing_fmt::filter::reload::test: my event
[INFO] [stdout] test filter::reload::test::reload_handle ... ok
[INFO] [stdout] test test::impls ... ok
[INFO] [stdout] test test::subscriber_downcasts ... ok
[INFO] [stdout] test test::subscriber_downcasts_to_parts ... ok
[INFO] [stdout] test filter::env::tests::parse_directives_valid_with_spans ... ok
[INFO] [stdout] test filter::env::tests::callsite_disabled_includes_directive_field_no_value ... ok
[INFO] [stdout] test filter::env::tests::callsite_disabled_includes_directive_field ... ok
[INFO] [stdout] test filter::env::tests::callsite_enabled_includes_span_directive_field ... ok
[INFO] [stdout] test filter::env::tests::callsite_enabled_includes_span_directive_multiple_fields ... ok
[INFO] [stdout] test filter::env::tests::parse_directives_with_fields ... ok
[INFO] [stdout] test filter::env::tests::roundtrip ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tracing-fmt
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "dd8713896691eb1adbe44cdeeffb3e78463d24d7372fabe1f2bf7f1b7b2867fb"`
[INFO] running `"docker" "rm" "-f" "dd8713896691eb1adbe44cdeeffb3e78463d24d7372fabe1f2bf7f1b7b2867fb"`
[INFO] [stdout] dd8713896691eb1adbe44cdeeffb3e78463d24d7372fabe1f2bf7f1b7b2867fb