[INFO] crate grok 1.0.0 is already in cache
[INFO] extracting crate grok 1.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/grok/1.0.0
[INFO] extracting crate grok 1.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/grok/1.0.0
[INFO] validating manifest of grok-1.0.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of grok-1.0.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing grok-1.0.0
[INFO] finished frobbing grok-1.0.0
[INFO] frobbed toml for grok-1.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/grok/1.0.0/Cargo.toml
[INFO] started frobbing grok-1.0.0
[INFO] finished frobbing grok-1.0.0
[INFO] frobbed toml for grok-1.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/grok/1.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing grok-1.0.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/grok/1.0.0:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 1516d62fea6f00c8b95f209a0eedccc7fa3871f8faf58cde03ed7ca534621007
[INFO] running `"docker" "start" "-a" "1516d62fea6f00c8b95f209a0eedccc7fa3871f8faf58cde03ed7ca534621007"`
[INFO] [stderr]    Compiling grok v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:293:32
[INFO] [stderr]     |
[INFO] [stderr] 293 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `"docker" "inspect" "1516d62fea6f00c8b95f209a0eedccc7fa3871f8faf58cde03ed7ca534621007"`
[INFO] running `"docker" "rm" "-f" "1516d62fea6f00c8b95f209a0eedccc7fa3871f8faf58cde03ed7ca534621007"`
[INFO] [stdout] 1516d62fea6f00c8b95f209a0eedccc7fa3871f8faf58cde03ed7ca534621007
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/grok/1.0.0:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 29ec8b0965157bef26452c3473d38447beb2cdc3c17bcc3560ac3dd2f1d3d1f1
[INFO] running `"docker" "start" "-a" "29ec8b0965157bef26452c3473d38447beb2cdc3c17bcc3560ac3dd2f1d3d1f1"`
[INFO] [stderr]    Compiling grok v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:293:32
[INFO] [stderr]     |
[INFO] [stderr] 293 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `"docker" "inspect" "29ec8b0965157bef26452c3473d38447beb2cdc3c17bcc3560ac3dd2f1d3d1f1"`
[INFO] running `"docker" "rm" "-f" "29ec8b0965157bef26452c3473d38447beb2cdc3c17bcc3560ac3dd2f1d3d1f1"`
[INFO] [stdout] 29ec8b0965157bef26452c3473d38447beb2cdc3c17bcc3560ac3dd2f1d3d1f1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/grok/1.0.0:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] bc1efbb2a37fd0e1a6a14e9e8253585139bf0b0f624559202ffebbc6a2e3da0c
[INFO] running `"docker" "start" "-a" "bc1efbb2a37fd0e1a6a14e9e8253585139bf0b0f624559202ffebbc6a2e3da0c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/grok-34448aeec1581bc4
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::test_alias_anonymous_pattern ... ok
[INFO] [stdout] test tests::test_match_iterator ... ok
[INFO] [stdout] test tests::test_composite_or_pattern ... ok
[INFO] [stdout] test tests::test_ailas_named_pattern ... ok
[INFO] [stdout] test tests::test_simple_anonymous_pattern ... ok
[INFO] [stdout] test tests::test_multiple_patterns ... ok
[INFO] [stdout] test tests::test_adhoc_pattern ... ok
[INFO] [stdout] test tests::test_with_alias_only ... ok
[INFO] [stdout] test tests::test_simple_named_pattern ... ok
[INFO] [stdout] test tests::test_adhoc_pattern_in_iter ... ok
[INFO] [stdout] test tests::test_loaded_default_patterns ... ok
[INFO] [stdout] test tests::test_compilation_of_all_default_patterns ... ok
[INFO] [stderr]    Doc-tests grok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "bc1efbb2a37fd0e1a6a14e9e8253585139bf0b0f624559202ffebbc6a2e3da0c"`
[INFO] running `"docker" "rm" "-f" "bc1efbb2a37fd0e1a6a14e9e8253585139bf0b0f624559202ffebbc6a2e3da0c"`
[INFO] [stdout] bc1efbb2a37fd0e1a6a14e9e8253585139bf0b0f624559202ffebbc6a2e3da0c