[INFO] updating cached repository cundd/hackscanner
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cundd/hackscanner
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cundd/hackscanner" "work/ex/beta-1.37-6/sources/1.36.0/gh/cundd/hackscanner"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/cundd/hackscanner'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cundd/hackscanner" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cundd/hackscanner"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cundd/hackscanner'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e4591c53a6ab49d8edbb14641221883accc51324
[INFO] sha for GitHub repo cundd/hackscanner: e4591c53a6ab49d8edbb14641221883accc51324
[INFO] validating manifest of cundd/hackscanner on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cundd/hackscanner on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cundd/hackscanner
[INFO] finished frobbing cundd/hackscanner
[INFO] frobbed toml for cundd/hackscanner written to work/ex/beta-1.37-6/sources/1.36.0/gh/cundd/hackscanner/Cargo.toml
[INFO] started frobbing cundd/hackscanner
[INFO] finished frobbing cundd/hackscanner
[INFO] frobbed toml for cundd/hackscanner written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cundd/hackscanner/Cargo.toml
[INFO] crate cundd/hackscanner already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing cundd/hackscanner against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/cundd/hackscanner:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 463367e4ba9952b405562f106547692571311df995b38f80c3575e338d16c6a9
[INFO] running `"docker" "start" "-a" "463367e4ba9952b405562f106547692571311df995b38f80c3575e338d16c6a9"`
[INFO] [stderr]    Compiling serde v1.0.36
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling walkdir v2.1.3
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling regex v0.2.6
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling simplelog v0.5.0
[INFO] [stderr]    Compiling serde_derive_internals v0.22.2
[INFO] [stderr]    Compiling serde_derive v1.0.36
[INFO] [stderr]    Compiling serde_yaml v0.7.3
[INFO] [stderr]    Compiling serde_json v1.0.13
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling hackscanner v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/file_finder/ftw/mod.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 |   /// Thread local vector to hold the found paths
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 53 | / thread_local! {
[INFO] [stderr] 54 | |     static FOUND_PATHS: RefCell<Vec<StandaloneDirEntry>> = RefCell::new(vec![]);
[INFO] [stderr] 55 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / error_chain! {
[INFO] [stderr] 2  | |     // The type defined for this error. These are the conventional
[INFO] [stderr] 3  | |     // and recommended names, but they can be arbitrarily chosen.
[INFO] [stderr] 4  | |     //
[INFO] [stderr] ...  |
[INFO] [stderr] 46 | |     }
[INFO] [stderr] 47 | | }
[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 48.28s
[INFO] running `"docker" "inspect" "463367e4ba9952b405562f106547692571311df995b38f80c3575e338d16c6a9"`
[INFO] running `"docker" "rm" "-f" "463367e4ba9952b405562f106547692571311df995b38f80c3575e338d16c6a9"`
[INFO] [stdout] 463367e4ba9952b405562f106547692571311df995b38f80c3575e338d16c6a9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/cundd/hackscanner:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7dfd064152009324fb79e62ec814dc63ca1ad8309ee9e98d25a9b5cf132c5cc7
[INFO] running `"docker" "start" "-a" "7dfd064152009324fb79e62ec814dc63ca1ad8309ee9e98d25a9b5cf132c5cc7"`
[INFO] [stderr]    Compiling hackscanner v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/file_finder/ftw/mod.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 |   /// Thread local vector to hold the found paths
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 53 | / thread_local! {
[INFO] [stderr] 54 | |     static FOUND_PATHS: RefCell<Vec<StandaloneDirEntry>> = RefCell::new(vec![]);
[INFO] [stderr] 55 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / error_chain! {
[INFO] [stderr] 2  | |     // The type defined for this error. These are the conventional
[INFO] [stderr] 3  | |     // and recommended names, but they can be arbitrarily chosen.
[INFO] [stderr] 4  | |     //
[INFO] [stderr] ...  |
[INFO] [stderr] 46 | |     }
[INFO] [stderr] 47 | | }
[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 14.01s
[INFO] running `"docker" "inspect" "7dfd064152009324fb79e62ec814dc63ca1ad8309ee9e98d25a9b5cf132c5cc7"`
[INFO] running `"docker" "rm" "-f" "7dfd064152009324fb79e62ec814dc63ca1ad8309ee9e98d25a9b5cf132c5cc7"`
[INFO] [stdout] 7dfd064152009324fb79e62ec814dc63ca1ad8309ee9e98d25a9b5cf132c5cc7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/cundd/hackscanner:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] ee41ccd70eb0ace21dbb29fd3229f2d661691310bbf2cc543b9f07339a0d286b
[INFO] running `"docker" "start" "-a" "ee41ccd70eb0ace21dbb29fd3229f2d661691310bbf2cc543b9f07339a0d286b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hackscanner_lib-177e44a722146e30
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test classifier::test::classify_entries::classify_entries_multiple_matches_subtract_test ... ok
[INFO] [stdout] test file_finder::fts::bindings::bindgen_test_layout_FTS ... ok
[INFO] [stdout] test file_finder::fts::bindings::bindgen_test_layout__ftsent ... ok
[INFO] [stderr] error: process didn't exit successfully: `/opt/crater/target/debug/deps/hackscanner_lib-177e44a722146e30` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `"docker" "inspect" "ee41ccd70eb0ace21dbb29fd3229f2d661691310bbf2cc543b9f07339a0d286b"`
[INFO] running `"docker" "rm" "-f" "ee41ccd70eb0ace21dbb29fd3229f2d661691310bbf2cc543b9f07339a0d286b"`
[INFO] [stdout] ee41ccd70eb0ace21dbb29fd3229f2d661691310bbf2cc543b9f07339a0d286b