[INFO] crate expose 0.1.1 is already in cache
[INFO] extracting crate expose 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/expose/0.1.1
[INFO] extracting crate expose 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/expose/0.1.1
[INFO] validating manifest of expose-0.1.1 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 expose-0.1.1 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 expose-0.1.1
[INFO] finished frobbing expose-0.1.1
[INFO] frobbed toml for expose-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/expose/0.1.1/Cargo.toml
[INFO] started frobbing expose-0.1.1
[INFO] finished frobbing expose-0.1.1
[INFO] frobbed toml for expose-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/expose/0.1.1/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 expose-0.1.1 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/expose/0.1.1:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 631506275ad58dab3d6873873e62953f08079a13f4fc44bd431a7f8aaebe4681
[INFO] running `"docker" "start" "-a" "631506275ad58dab3d6873873e62953f08079a13f4fc44bd431a7f8aaebe4681"`
[INFO] [stderr]    Compiling cbindgen v0.8.7
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling expose v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.51s
[INFO] running `"docker" "inspect" "631506275ad58dab3d6873873e62953f08079a13f4fc44bd431a7f8aaebe4681"`
[INFO] running `"docker" "rm" "-f" "631506275ad58dab3d6873873e62953f08079a13f4fc44bd431a7f8aaebe4681"`
[INFO] [stdout] 631506275ad58dab3d6873873e62953f08079a13f4fc44bd431a7f8aaebe4681
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/expose/0.1.1:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 32022fdb758575bb05d8ac145d12fa0984b9c7c17b0238b72a7270f517b102e8
[INFO] running `"docker" "start" "-a" "32022fdb758575bb05d8ac145d12fa0984b9c7c17b0238b72a7270f517b102e8"`
[INFO] [stderr]    Compiling expose v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `"docker" "inspect" "32022fdb758575bb05d8ac145d12fa0984b9c7c17b0238b72a7270f517b102e8"`
[INFO] running `"docker" "rm" "-f" "32022fdb758575bb05d8ac145d12fa0984b9c7c17b0238b72a7270f517b102e8"`
[INFO] [stdout] 32022fdb758575bb05d8ac145d12fa0984b9c7c17b0238b72a7270f517b102e8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/expose/0.1.1:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] a6cbf770e72d95442c0460e87136c923afccd774ae6b5cfbb1cbf445a3a187a8
[INFO] running `"docker" "start" "-a" "a6cbf770e72d95442c0460e87136c923afccd774ae6b5cfbb1cbf445a3a187a8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/expose-ae652adf3e32e42a
[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] [stderr]      Running /opt/crater/target/debug/deps/smoke-7b39e8c7d32f4097
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_expose_cpp::can_call_basic_func ... ok
[INFO] [stderr]    Doc-tests expose
[INFO] [stdout] test test_expose_cpp::can_call_more_complex_func ... ok
[INFO] [stdout] test test_expose_cpp::can_use_exposed_enum ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - enumeration (line 31) ... FAILED
[INFO] [stdout] test src/lib.rs - function (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - enumeration (line 31) stdout ----
[INFO] [stdout] error: custom attribute panicked
[INFO] [stdout]  --> src/lib.rs:32:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[expose::enumeration]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: message: Exposed member must be public
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - enumeration (line 31)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "a6cbf770e72d95442c0460e87136c923afccd774ae6b5cfbb1cbf445a3a187a8"`
[INFO] running `"docker" "rm" "-f" "a6cbf770e72d95442c0460e87136c923afccd774ae6b5cfbb1cbf445a3a187a8"`
[INFO] [stdout] a6cbf770e72d95442c0460e87136c923afccd774ae6b5cfbb1cbf445a3a187a8