[INFO] updating cached repository OneSadCookie/bf2wasm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/OneSadCookie/bf2wasm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/OneSadCookie/bf2wasm" "work/ex/beta-1.38-1/sources/1.37.0/gh/OneSadCookie/bf2wasm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/OneSadCookie/bf2wasm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/OneSadCookie/bf2wasm" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/OneSadCookie/bf2wasm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/OneSadCookie/bf2wasm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2529315eff62b11e015ddea76956afddbefa8071
[INFO] sha for GitHub repo OneSadCookie/bf2wasm: 2529315eff62b11e015ddea76956afddbefa8071
[INFO] validating manifest of OneSadCookie/bf2wasm 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 OneSadCookie/bf2wasm 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 OneSadCookie/bf2wasm
[INFO] finished frobbing OneSadCookie/bf2wasm
[INFO] frobbed toml for OneSadCookie/bf2wasm written to work/ex/beta-1.38-1/sources/1.37.0/gh/OneSadCookie/bf2wasm/Cargo.toml
[INFO] started frobbing OneSadCookie/bf2wasm
[INFO] finished frobbing OneSadCookie/bf2wasm
[INFO] frobbed toml for OneSadCookie/bf2wasm written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/OneSadCookie/bf2wasm/Cargo.toml
[INFO] crate OneSadCookie/bf2wasm already has a lockfile, it will not be regenerated
[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 OneSadCookie/bf2wasm 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-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/OneSadCookie/bf2wasm:/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] dda1863a64d9ac489550c11cd42676d76eeb8a46da15adc520b551b279cd45b3
[INFO] running `"docker" "start" "-a" "dda1863a64d9ac489550c11cd42676d76eeb8a46da15adc520b551b279cd45b3"`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling leb128 v0.2.4
[INFO] [stderr]    Compiling wasmparser v0.30.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.29
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling backtrace v0.3.32
[INFO] [stderr]    Compiling id-arena v2.2.1
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling walrus-macro v0.8.0 (https://github.com/OneSadCookie/walrus.git#5d847ddd)
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling walrus v0.8.0 (https://github.com/OneSadCookie/walrus.git#5d847ddd)
[INFO] [stderr]    Compiling bf2wasm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:28:32
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]    |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.53s
[INFO] running `"docker" "inspect" "dda1863a64d9ac489550c11cd42676d76eeb8a46da15adc520b551b279cd45b3"`
[INFO] running `"docker" "rm" "-f" "dda1863a64d9ac489550c11cd42676d76eeb8a46da15adc520b551b279cd45b3"`
[INFO] [stdout] dda1863a64d9ac489550c11cd42676d76eeb8a46da15adc520b551b279cd45b3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/OneSadCookie/bf2wasm:/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] 784a343d8df87509780ee923aa6aa71cdaeb5ec35675b86c6a93a0eb70f24cc8
[INFO] running `"docker" "start" "-a" "784a343d8df87509780ee923aa6aa71cdaeb5ec35675b86c6a93a0eb70f24cc8"`
[INFO] [stderr]    Compiling bf2wasm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:28:32
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]    |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `"docker" "inspect" "784a343d8df87509780ee923aa6aa71cdaeb5ec35675b86c6a93a0eb70f24cc8"`
[INFO] running `"docker" "rm" "-f" "784a343d8df87509780ee923aa6aa71cdaeb5ec35675b86c6a93a0eb70f24cc8"`
[INFO] [stdout] 784a343d8df87509780ee923aa6aa71cdaeb5ec35675b86c6a93a0eb70f24cc8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/OneSadCookie/bf2wasm:/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"`
[INFO] [stdout] 7b0cdb76a9f61ad3c0c04781d1616abb5ba376c497751daf0e2c89547011a6ef
[INFO] running `"docker" "start" "-a" "7b0cdb76a9f61ad3c0c04781d1616abb5ba376c497751daf0e2c89547011a6ef"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bf2wasm-2a06d21783204202
[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" "7b0cdb76a9f61ad3c0c04781d1616abb5ba376c497751daf0e2c89547011a6ef"`
[INFO] running `"docker" "rm" "-f" "7b0cdb76a9f61ad3c0c04781d1616abb5ba376c497751daf0e2c89547011a6ef"`
[INFO] [stdout] 7b0cdb76a9f61ad3c0c04781d1616abb5ba376c497751daf0e2c89547011a6ef