[INFO] crate tracing-core 0.1.5 is already in cache
[INFO] testing tracing-core-0.1.5 against 1.38.0 for beta-1.39-1
[INFO] extracting crate tracing-core 0.1.5 into work/builds/worker-0/source
[INFO] validating manifest of crates.io crate tracing-core 0.1.5 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tracing-core 0.1.5
[INFO] finished tweaking crates.io crate tracing-core 0.1.5
[INFO] tweaked toml for crates.io crate tracing-core 0.1.5 written to work/builds/worker-0/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 546419d958ffb34f9429a45caef1b870e40e56edfd3c6636b5d85ed3bc752371
[INFO] running `"docker" "start" "-a" "546419d958ffb34f9429a45caef1b870e40e56edfd3c6636b5d85ed3bc752371"`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling tracing-core v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "546419d958ffb34f9429a45caef1b870e40e56edfd3c6636b5d85ed3bc752371"`
[INFO] running `"docker" "rm" "-f" "546419d958ffb34f9429a45caef1b870e40e56edfd3c6636b5d85ed3bc752371"`
[INFO] [stdout] 546419d958ffb34f9429a45caef1b870e40e56edfd3c6636b5d85ed3bc752371
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] ed96b509a377748f2acc370c8ed525e1f29424d9011a76e863b5ea1415b03764
[INFO] running `"docker" "start" "-a" "ed96b509a377748f2acc370c8ed525e1f29424d9011a76e863b5ea1415b03764"`
[INFO] [stderr]    Compiling tracing-core v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "ed96b509a377748f2acc370c8ed525e1f29424d9011a76e863b5ea1415b03764"`
[INFO] running `"docker" "rm" "-f" "ed96b509a377748f2acc370c8ed525e1f29424d9011a76e863b5ea1415b03764"`
[INFO] [stdout] ed96b509a377748f2acc370c8ed525e1f29424d9011a76e863b5ea1415b03764
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 23406cbff15b356ffc774537c8d78947b4bf6d24d6ca2b6d9d0ee574b7b1b8dc
[INFO] running `"docker" "start" "-a" "23406cbff15b356ffc774537c8d78947b4bf6d24d6ca2b6d9d0ee574b7b1b8dc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tracing_core-f0743f8c7e5469f8
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test dispatcher::test::dispatch_downcasts ... ok
[INFO] [stdout] test dispatcher::test::dispatch_is ... ok
[INFO] [stdout] test dispatcher::test::events_dont_infinite_loop ... ok
[INFO] [stdout] test dispatcher::test::global_dispatch ... ok
[INFO] [stdout] test field::test::empty_value_set_is_empty ... ok
[INFO] [stdout] test field::test::fields_from_other_callsets_are_skipped ... ok
[INFO] [stdout] test field::test::sparse_value_sets_are_not_empty ... ok
[INFO] [stdout] test field::test::value_set_with_no_values_is_empty ... ok
[INFO] [stdout] test field::test::value_sets_with_fields_from_other_callsites_are_empty ... ok
[INFO] [stdout] test metadata::tests::level_from_str ... ok
[INFO] [stdout] test field::test::record_debug_fn ... ok
[INFO] [stdout] test dispatcher::test::spans_dont_infinite_loop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/macros-7cb33d65f57a1ae0
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test metadata_macro_api ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tracing-core
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/subscriber.rs - subscriber::Subscriber::record (line 217) ... ignored
[INFO] [stdout] test src/field.rs - field::Visit (line 134) ... ok
[INFO] [stdout] test src/field.rs - field::Visit (line 101) ... ok
[INFO] [stdout] test src/lib.rs - metadata (line 121) ... ok
[INFO] [stdout] test src/dispatcher.rs - dispatcher (line 87) ... ok
[INFO] [stdout] test src/dispatcher.rs - dispatcher (line 25) ... ok
[INFO] [stdout] test src/lib.rs - identify_callsite (line 85) ... ok
[INFO] [stdout] test src/dispatcher.rs - dispatcher (line 50) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "23406cbff15b356ffc774537c8d78947b4bf6d24d6ca2b6d9d0ee574b7b1b8dc"`
[INFO] running `"docker" "rm" "-f" "23406cbff15b356ffc774537c8d78947b4bf6d24d6ca2b6d9d0ee574b7b1b8dc"`
[INFO] [stdout] 23406cbff15b356ffc774537c8d78947b4bf6d24d6ca2b6d9d0ee574b7b1b8dc