[INFO] crate wasm-gc-api 0.1.11 is already in cache
[INFO] extracting crate wasm-gc-api 0.1.11 into work/ex/beta-1.38-1/sources/1.37.0/reg/wasm-gc-api/0.1.11
[INFO] extracting crate wasm-gc-api 0.1.11 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/wasm-gc-api/0.1.11
[INFO] validating manifest of wasm-gc-api-0.1.11 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 wasm-gc-api-0.1.11 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 wasm-gc-api-0.1.11
[INFO] finished frobbing wasm-gc-api-0.1.11
[INFO] frobbed toml for wasm-gc-api-0.1.11 written to work/ex/beta-1.38-1/sources/1.37.0/reg/wasm-gc-api/0.1.11/Cargo.toml
[INFO] started frobbing wasm-gc-api-0.1.11
[INFO] finished frobbing wasm-gc-api-0.1.11
[INFO] frobbed toml for wasm-gc-api-0.1.11 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/wasm-gc-api/0.1.11/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 wasm-gc-api-0.1.11 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/wasm-gc-api/0.1.11:/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] c90b0395ac4029a3c5ac4c911302ca4237da6ff60be8fc27ca5d3ebfd0a2b561
[INFO] running `"docker" "start" "-a" "c90b0395ac4029a3c5ac4c911302ca4237da6ff60be8fc27ca5d3ebfd0a2b561"`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling parity-wasm v0.32.0
[INFO] [stderr]    Compiling wasm-gc-api v0.1.11 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:63:52
[INFO] [stderr]    |
[INFO] [stderr] 63 |         if let Some(module) = (&mut module as &mut Any).downcast_mut() {
[INFO] [stderr]    |                                                    ^^^ help: use `dyn`: `dyn Any`
[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:91:36
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let module = self.0 as Box<Any>;
[INFO] [stderr]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.01s
[INFO] running `"docker" "inspect" "c90b0395ac4029a3c5ac4c911302ca4237da6ff60be8fc27ca5d3ebfd0a2b561"`
[INFO] running `"docker" "rm" "-f" "c90b0395ac4029a3c5ac4c911302ca4237da6ff60be8fc27ca5d3ebfd0a2b561"`
[INFO] [stdout] c90b0395ac4029a3c5ac4c911302ca4237da6ff60be8fc27ca5d3ebfd0a2b561
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/wasm-gc-api/0.1.11:/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] badcc00d2c3fa434b6073f1e9da0c7554d8d70ce9f54ed40c636356f55b48515
[INFO] running `"docker" "start" "-a" "badcc00d2c3fa434b6073f1e9da0c7554d8d70ce9f54ed40c636356f55b48515"`
[INFO] [stderr]    Compiling wasm-gc-api v0.1.11 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:63:52
[INFO] [stderr]    |
[INFO] [stderr] 63 |         if let Some(module) = (&mut module as &mut Any).downcast_mut() {
[INFO] [stderr]    |                                                    ^^^ help: use `dyn`: `dyn Any`
[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:91:36
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let module = self.0 as Box<Any>;
[INFO] [stderr]    |                                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "badcc00d2c3fa434b6073f1e9da0c7554d8d70ce9f54ed40c636356f55b48515"`
[INFO] running `"docker" "rm" "-f" "badcc00d2c3fa434b6073f1e9da0c7554d8d70ce9f54ed40c636356f55b48515"`
[INFO] [stdout] badcc00d2c3fa434b6073f1e9da0c7554d8d70ce9f54ed40c636356f55b48515
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/wasm-gc-api/0.1.11:/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] 5ea69d0a4a218bc7b8335eee4c98a20b0aa11982021232bf494acfaf97cbe17d
[INFO] running `"docker" "start" "-a" "5ea69d0a4a218bc7b8335eee4c98a20b0aa11982021232bf494acfaf97cbe17d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/wasm_gc-bf2ed566780c81a3
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test bitvec::tests::simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wasm_gc
[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" "5ea69d0a4a218bc7b8335eee4c98a20b0aa11982021232bf494acfaf97cbe17d"`
[INFO] running `"docker" "rm" "-f" "5ea69d0a4a218bc7b8335eee4c98a20b0aa11982021232bf494acfaf97cbe17d"`
[INFO] [stdout] 5ea69d0a4a218bc7b8335eee4c98a20b0aa11982021232bf494acfaf97cbe17d