[INFO] crate libflo_dynamic_event 0.1.2 is already in cache
[INFO] extracting crate libflo_dynamic_event 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/libflo_dynamic_event/0.1.2
[INFO] extracting crate libflo_dynamic_event 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libflo_dynamic_event/0.1.2
[INFO] validating manifest of libflo_dynamic_event-0.1.2 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 libflo_dynamic_event-0.1.2 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 libflo_dynamic_event-0.1.2
[INFO] removed path dependency libflo_module from libflo_dynamic_event-0.1.2
[INFO] finished frobbing libflo_dynamic_event-0.1.2
[INFO] frobbed toml for libflo_dynamic_event-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/libflo_dynamic_event/0.1.2/Cargo.toml
[INFO] started frobbing libflo_dynamic_event-0.1.2
[INFO] removed path dependency libflo_module from libflo_dynamic_event-0.1.2
[INFO] finished frobbing libflo_dynamic_event-0.1.2
[INFO] frobbed toml for libflo_dynamic_event-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libflo_dynamic_event/0.1.2/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 libflo_dynamic_event-0.1.2 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/libflo_dynamic_event/0.1.2:/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] c72494f586f1d9eb86cfd163635c5fb597ba4818d0c800231c21b6ff7d07183c
[INFO] running `"docker" "start" "-a" "c72494f586f1d9eb86cfd163635c5fb597ba4818d0c800231c21b6ff7d07183c"`
[INFO] [stderr]    Compiling syntex_pos v0.44.0
[INFO] [stderr]    Compiling syntex_errors v0.44.0
[INFO] [stderr]    Compiling syntex_syntax v0.44.1
[INFO] [stderr]    Compiling aster v0.27.0
[INFO] [stderr]    Compiling syntex v0.44.0
[INFO] [stderr]    Compiling serde_codegen_internals v0.8.9
[INFO] [stderr]    Compiling quasi v0.20.1
[INFO] [stderr]    Compiling quasi_codegen v0.20.0
[INFO] [stderr]    Compiling serde_codegen v0.8.9
[INFO] [stderr]    Compiling libflo_module v0.1.2
[INFO] [stderr]    Compiling libflo_dynamic_event v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |     types { }
[INFO] [stderr] 5  | | 
[INFO] [stderr] 6  | |     links {
[INFO] [stderr] ...  |
[INFO] [stderr] 47 | |     }
[INFO] [stderr] 48 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `"docker" "inspect" "c72494f586f1d9eb86cfd163635c5fb597ba4818d0c800231c21b6ff7d07183c"`
[INFO] running `"docker" "rm" "-f" "c72494f586f1d9eb86cfd163635c5fb597ba4818d0c800231c21b6ff7d07183c"`
[INFO] [stdout] c72494f586f1d9eb86cfd163635c5fb597ba4818d0c800231c21b6ff7d07183c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/libflo_dynamic_event/0.1.2:/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] bfcce78008418c85ad09a47e17d7855d064ff600021646984be43c534b47a8ad
[INFO] running `"docker" "start" "-a" "bfcce78008418c85ad09a47e17d7855d064ff600021646984be43c534b47a8ad"`
[INFO] [stderr]    Compiling libflo_dynamic_event v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |     types { }
[INFO] [stderr] 5  | | 
[INFO] [stderr] 6  | |     links {
[INFO] [stderr] ...  |
[INFO] [stderr] 47 | |     }
[INFO] [stderr] 48 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "bfcce78008418c85ad09a47e17d7855d064ff600021646984be43c534b47a8ad"`
[INFO] running `"docker" "rm" "-f" "bfcce78008418c85ad09a47e17d7855d064ff600021646984be43c534b47a8ad"`
[INFO] [stdout] bfcce78008418c85ad09a47e17d7855d064ff600021646984be43c534b47a8ad
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/libflo_dynamic_event/0.1.2:/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] e6cae559fcd5e0be5397e0f2bcfb106e4bc257c656c13aa4865c9cb6a087cbeb
[INFO] running `"docker" "start" "-a" "e6cae559fcd5e0be5397e0f2bcfb106e4bc257c656c13aa4865c9cb6a087cbeb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[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/libflo_dynamic_event-6fdbdf657ee0a2b7
[INFO] [stderr]    Doc-tests libflo_dynamic_event
[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" "e6cae559fcd5e0be5397e0f2bcfb106e4bc257c656c13aa4865c9cb6a087cbeb"`
[INFO] running `"docker" "rm" "-f" "e6cae559fcd5e0be5397e0f2bcfb106e4bc257c656c13aa4865c9cb6a087cbeb"`
[INFO] [stdout] e6cae559fcd5e0be5397e0f2bcfb106e4bc257c656c13aa4865c9cb6a087cbeb