[INFO] crate rcombinators 0.1.0 is already in cache
[INFO] extracting crate rcombinators 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/rcombinators/0.1.0
[INFO] extracting crate rcombinators 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rcombinators/0.1.0
[INFO] validating manifest of rcombinators-0.1.0 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 rcombinators-0.1.0 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 rcombinators-0.1.0
[INFO] finished frobbing rcombinators-0.1.0
[INFO] frobbed toml for rcombinators-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rcombinators/0.1.0/Cargo.toml
[INFO] started frobbing rcombinators-0.1.0
[INFO] finished frobbing rcombinators-0.1.0
[INFO] frobbed toml for rcombinators-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rcombinators/0.1.0/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 rcombinators-0.1.0 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-1/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/rcombinators/0.1.0:/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] 16c35b47b27bf46f7d5c5ebad475c82ea41d543d9e879caef3e412b1e3437ca4
[INFO] running `"docker" "start" "-a" "16c35b47b27bf46f7d5c5ebad475c82ea41d543d9e879caef3e412b1e3437ca4"`
[INFO] [stderr]    Compiling utf8reader v0.1.0
[INFO] [stderr]    Compiling time-test v0.2.1
[INFO] [stderr]    Compiling rcombinators v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `"docker" "inspect" "16c35b47b27bf46f7d5c5ebad475c82ea41d543d9e879caef3e412b1e3437ca4"`
[INFO] running `"docker" "rm" "-f" "16c35b47b27bf46f7d5c5ebad475c82ea41d543d9e879caef3e412b1e3437ca4"`
[INFO] [stdout] 16c35b47b27bf46f7d5c5ebad475c82ea41d543d9e879caef3e412b1e3437ca4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/rcombinators/0.1.0:/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] 7a920121dfed9afb9008ff96f33916619e6664a56526235a74f798897e985122
[INFO] running `"docker" "start" "-a" "7a920121dfed9afb9008ff96f33916619e6664a56526235a74f798897e985122"`
[INFO] [stderr]    Compiling rcombinators v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/combinators.rs:556:17
[INFO] [stderr]     |
[INFO] [stderr] 556 |                 Uint8::new()
[INFO] [stderr]     |                 ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `"docker" "inspect" "7a920121dfed9afb9008ff96f33916619e6664a56526235a74f798897e985122"`
[INFO] running `"docker" "rm" "-f" "7a920121dfed9afb9008ff96f33916619e6664a56526235a74f798897e985122"`
[INFO] [stdout] 7a920121dfed9afb9008ff96f33916619e6664a56526235a74f798897e985122
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/rcombinators/0.1.0:/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] e1dc883ffc08852904dd13644036bd2a501228be6be9abdeb895a700606ae9e2
[INFO] running `"docker" "start" "-a" "e1dc883ffc08852904dd13644036bd2a501228be6be9abdeb895a700606ae9e2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rcombinators-c45c920bd8d4830e
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test combinators::tests::test_alternative ... ok
[INFO] [stdout] test combinators::tests::test_lazy2 ... ok
[INFO] [stdout] test combinators::tests::test_lazy ... ok
[INFO] [stdout] test combinators::tests::test_lazy3 ... ok
[INFO] [stdout] test combinators::tests::test_pair ... ok
[INFO] [stdout] test combinators::tests::test_long_seq ... ok
[INFO] [stdout] test combinators::tests::test_partial_sequence ... ok
[INFO] [stdout] test primitives::tests::test_parse_floats ... ok
[INFO] [stdout] test primitives::tests::test_parse_int ... ok
[INFO] [stdout] test combinators::tests::test_then ... ok
[INFO] [stdout] test primitives::tests::test_parse_long_int ... ok
[INFO] [stdout] test primitives::tests::test_string_none_of ... ok
[INFO] [stdout] test combinators::tests::test_repeat ... ok
[INFO] [stdout] test primitives::tests::test_parse_string ... ok
[INFO] [stdout] test state::tests::test_utf8_stream ... ok
[INFO] [stdout] test state::tests::test_basic ... ok
[INFO] [stdout] test primitives::tests::test_string_of ... ok
[INFO] [stdout] test primitives::tests::bench_float ... ok
[INFO] [stdout] test primitives::tests::bench_integer_medium ... ok
[INFO] [stdout] test state::tests::test_hold_unreleased ... ok
[INFO] [stderr] (parse-float with combinators took PT0.024233257S) (parse-int with static buffer took PT0.025168367S) (parse-int with dynamic buffer took PT0.015808439S)    Doc-tests rcombinators
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/combinators.rs - combinators::Lazy (line 391) ... ignored
[INFO] [stdout] test src/combinators.rs - combinators::Lazy (line 399) ... ignored
[INFO] [stdout] test src/combinators.rs - combinators::Lazy<P, F>::new (line 411) ... ignored
[INFO] [stdout] test src/parser.rs - parser::Parser (line 46) ... ok
[INFO] [stdout] test src/lib.rs -  (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e1dc883ffc08852904dd13644036bd2a501228be6be9abdeb895a700606ae9e2"`
[INFO] running `"docker" "rm" "-f" "e1dc883ffc08852904dd13644036bd2a501228be6be9abdeb895a700606ae9e2"`
[INFO] [stdout] e1dc883ffc08852904dd13644036bd2a501228be6be9abdeb895a700606ae9e2