[INFO] updating cached repository utkarshkukreti/draco
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/utkarshkukreti/draco
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/utkarshkukreti/draco" "work/ex/beta-1.37-6/sources/1.36.0/gh/utkarshkukreti/draco"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/utkarshkukreti/draco'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/utkarshkukreti/draco" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/utkarshkukreti/draco"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/utkarshkukreti/draco'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 983c8ac2f7899b9597f91e4c83d590c96762daf2
[INFO] sha for GitHub repo utkarshkukreti/draco: 983c8ac2f7899b9597f91e4c83d590c96762daf2
[INFO] validating manifest of utkarshkukreti/draco 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 utkarshkukreti/draco 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 utkarshkukreti/draco
[INFO] finished frobbing utkarshkukreti/draco
[INFO] frobbed toml for utkarshkukreti/draco written to work/ex/beta-1.37-6/sources/1.36.0/gh/utkarshkukreti/draco/Cargo.toml
[INFO] started frobbing utkarshkukreti/draco
[INFO] finished frobbing utkarshkukreti/draco
[INFO] frobbed toml for utkarshkukreti/draco written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/utkarshkukreti/draco/Cargo.toml
[INFO] crate utkarshkukreti/draco 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 utkarshkukreti/draco 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-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/utkarshkukreti/draco:/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] d91717ba26d5ac9230f79566fe33eee91f7f11712abdd1ca56e13d41005349bc
[INFO] running `"docker" "start" "-a" "d91717ba26d5ac9230f79566fe33eee91f7f11712abdd1ca56e13d41005349bc"`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.31
[INFO] [stderr]    Compiling wasm-bindgen v0.2.31
[INFO] [stderr]    Compiling sourcefile v0.1.4
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling env_logger v0.6.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.31
[INFO] [stderr]    Compiling weedle v0.8.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.31
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.31
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.25
[INFO] [stderr]    Compiling js-sys v0.3.8
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.3.8
[INFO] [stderr]    Compiling web-sys v0.3.8
[INFO] [stderr]    Compiling draco v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `"docker" "inspect" "d91717ba26d5ac9230f79566fe33eee91f7f11712abdd1ca56e13d41005349bc"`
[INFO] running `"docker" "rm" "-f" "d91717ba26d5ac9230f79566fe33eee91f7f11712abdd1ca56e13d41005349bc"`
[INFO] [stdout] d91717ba26d5ac9230f79566fe33eee91f7f11712abdd1ca56e13d41005349bc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/utkarshkukreti/draco:/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] 3499ea58e3d6a1ca0dac62cc31e871d203736ebfc2385367d428a077385eb0d9
[INFO] running `"docker" "start" "-a" "3499ea58e3d6a1ca0dac62cc31e871d203736ebfc2385367d428a077385eb0d9"`
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling draco v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.36s
[INFO] running `"docker" "inspect" "3499ea58e3d6a1ca0dac62cc31e871d203736ebfc2385367d428a077385eb0d9"`
[INFO] running `"docker" "rm" "-f" "3499ea58e3d6a1ca0dac62cc31e871d203736ebfc2385367d428a077385eb0d9"`
[INFO] [stdout] 3499ea58e3d6a1ca0dac62cc31e871d203736ebfc2385367d428a077385eb0d9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/utkarshkukreti/draco:/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] 904d7281044bb0bcad845bbc519528ba46d4ce633648c05c5c966165a788322d
[INFO] running `"docker" "start" "-a" "904d7281044bb0bcad845bbc519528ba46d4ce633648c05c5c966165a788322d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/draco-1a12672e15167641
[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]    Doc-tests draco
[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" "904d7281044bb0bcad845bbc519528ba46d4ce633648c05c5c966165a788322d"`
[INFO] running `"docker" "rm" "-f" "904d7281044bb0bcad845bbc519528ba46d4ce633648c05c5c966165a788322d"`
[INFO] [stdout] 904d7281044bb0bcad845bbc519528ba46d4ce633648c05c5c966165a788322d