[INFO] crate swasmi 0.4.5 is already in cache
[INFO] extracting crate swasmi 0.4.5 into work/ex/beta-1.38-1/sources/1.37.0/reg/swasmi/0.4.5
[INFO] extracting crate swasmi 0.4.5 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/swasmi/0.4.5
[INFO] validating manifest of swasmi-0.4.5 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 swasmi-0.4.5 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 swasmi-0.4.5
[INFO] finished frobbing swasmi-0.4.5
[INFO] frobbed toml for swasmi-0.4.5 written to work/ex/beta-1.38-1/sources/1.37.0/reg/swasmi/0.4.5/Cargo.toml
[INFO] started frobbing swasmi-0.4.5
[INFO] finished frobbing swasmi-0.4.5
[INFO] frobbed toml for swasmi-0.4.5 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/swasmi/0.4.5/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 swasmi-0.4.5 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/swasmi/0.4.5:/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] c54f4b3279e345e851d37c2d4d851e9539832b9385a7c1a9c67616861d243558
[INFO] running `"docker" "start" "-a" "c54f4b3279e345e851d37c2d4d851e9539832b9385a7c1a9c67616861d243558"`
[INFO] [stderr]    Compiling memory_units v0.3.0
[INFO] [stderr]    Compiling swasm v0.31.3
[INFO] [stderr]    Compiling swasmi-validation v0.1.0
[INFO] [stderr]    Compiling swasmi v0.4.5 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:241:14
[INFO] [stderr]     |
[INFO] [stderr] 241 |     Host(Box<host::HostError>),
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn host::HostError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:275:14
[INFO] [stderr]     |
[INFO] [stderr] 275 |     Host(Box<host::HostError>),
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn host::HostError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:287:44
[INFO] [stderr]     |
[INFO] [stderr] 287 |     pub fn as_host_error(&self) -> Option<&host::HostError> {
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn host::HostError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/host.rs:117:6
[INFO] [stderr]     |
[INFO] [stderr] 117 | impl HostError {
[INFO] [stderr]     |      ^^^^^^^^^ help: use `dyn`: `dyn HostError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/host.rs:121:45
[INFO] [stderr]     |
[INFO] [stderr] 121 |             unsafe { Some(&*(self as *const HostError as *const T)) }
[INFO] [stderr]     |                                             ^^^^^^^^^ help: use `dyn`: `dyn HostError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/host.rs:131:47
[INFO] [stderr]     |
[INFO] [stderr] 131 |             unsafe { Some(&mut *(self as *mut HostError as *mut T)) }
[INFO] [stderr]     |                                               ^^^^^^^^^ help: use `dyn`: `dyn HostError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/imports.rs:109:34
[INFO] [stderr]     |
[INFO] [stderr] 109 |     modules: HashMap<String, &'a ModuleImportResolver>,
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ModuleImportResolver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/imports.rs:130:23
[INFO] [stderr]     |
[INFO] [stderr] 130 |         resolver: &'a ModuleImportResolver,
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ModuleImportResolver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/imports.rs:139:77
[INFO] [stderr]     |
[INFO] [stderr] 139 |     pub fn push_resolver<N: Into<String>>(&mut self, name: N, resolver: &'a ModuleImportResolver) {
[INFO] [stderr]     |                                                                             ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ModuleImportResolver`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/imports.rs:143:47
[INFO] [stderr]     |
[INFO] [stderr] 143 |     fn resolver(&self, name: &str) -> Option<&ModuleImportResolver> {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ModuleImportResolver`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.71s
[INFO] running `"docker" "inspect" "c54f4b3279e345e851d37c2d4d851e9539832b9385a7c1a9c67616861d243558"`
[INFO] running `"docker" "rm" "-f" "c54f4b3279e345e851d37c2d4d851e9539832b9385a7c1a9c67616861d243558"`
[INFO] [stdout] c54f4b3279e345e851d37c2d4d851e9539832b9385a7c1a9c67616861d243558
[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/swasmi/0.4.5:/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] c23bb5ffa5dc6a6bcab3f9028893a53c42abf0c0e750f526d29e98382051c07a
[INFO] running `"docker" "start" "-a" "c23bb5ffa5dc6a6bcab3f9028893a53c42abf0c0e750f526d29e98382051c07a"`
[INFO] [stderr]    Compiling assert_matches v1.3.0
[INFO] [stderr]    Compiling cmake v0.1.41
[INFO] [stderr]    Compiling wabt-sys v0.4.0
[INFO] [stderr]    Compiling wabt v0.6.0
[INFO] [stderr]    Compiling swasmi v0.4.5 (/opt/crater/workdir)
[INFO] [stderr] error[E0583]: file not found for module `swasm`
[INFO] [stderr]  --> src/tests/mod.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | mod swasm;
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: name the file either swasm.rs or swasm/mod.rs inside the directory "src/tests"
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0583`.
[INFO] [stderr] error: Could not compile `swasmi`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "c23bb5ffa5dc6a6bcab3f9028893a53c42abf0c0e750f526d29e98382051c07a"`
[INFO] running `"docker" "rm" "-f" "c23bb5ffa5dc6a6bcab3f9028893a53c42abf0c0e750f526d29e98382051c07a"`
[INFO] [stdout] c23bb5ffa5dc6a6bcab3f9028893a53c42abf0c0e750f526d29e98382051c07a