[INFO] updating cached repository xtuc/wasm-gen
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/xtuc/wasm-gen
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/xtuc/wasm-gen" "work/ex/beta-1.38-1/sources/1.37.0/gh/xtuc/wasm-gen"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/xtuc/wasm-gen'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/xtuc/wasm-gen" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/xtuc/wasm-gen"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/xtuc/wasm-gen'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5b7d3b7aaa43b9a677263ee59d488a0f63d9e059
[INFO] sha for GitHub repo xtuc/wasm-gen: 5b7d3b7aaa43b9a677263ee59d488a0f63d9e059
[INFO] validating manifest of xtuc/wasm-gen 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 xtuc/wasm-gen 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 xtuc/wasm-gen
[INFO] finished frobbing xtuc/wasm-gen
[INFO] frobbed toml for xtuc/wasm-gen written to work/ex/beta-1.38-1/sources/1.37.0/gh/xtuc/wasm-gen/Cargo.toml
[INFO] started frobbing xtuc/wasm-gen
[INFO] finished frobbing xtuc/wasm-gen
[INFO] frobbed toml for xtuc/wasm-gen written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/xtuc/wasm-gen/Cargo.toml
[INFO] crate xtuc/wasm-gen 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 xtuc/wasm-gen 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/gh/xtuc/wasm-gen:/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] 9d637e4e26a956bf710bed69d1ee483c05a4e4c31f31a6d3d74c238b912c41f8
[INFO] running `"docker" "start" "-a" "9d637e4e26a956bf710bed69d1ee483c05a4e4c31f31a6d3d74c238b912c41f8"`
[INFO] [stderr]    Compiling leb128 v0.2.3
[INFO] [stderr]    Compiling wasm-gen v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `"docker" "inspect" "9d637e4e26a956bf710bed69d1ee483c05a4e4c31f31a6d3d74c238b912c41f8"`
[INFO] running `"docker" "rm" "-f" "9d637e4e26a956bf710bed69d1ee483c05a4e4c31f31a6d3d74c238b912c41f8"`
[INFO] [stdout] 9d637e4e26a956bf710bed69d1ee483c05a4e4c31f31a6d3d74c238b912c41f8
[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/gh/xtuc/wasm-gen:/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] 3c7068fa3583dccc9c87073eec92043a2a09de5ab57cec53f05ff4d5a84afd99
[INFO] running `"docker" "start" "-a" "3c7068fa3583dccc9c87073eec92043a2a09de5ab57cec53f05ff4d5a84afd99"`
[INFO] [stderr]    Compiling wasm-gen v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "3c7068fa3583dccc9c87073eec92043a2a09de5ab57cec53f05ff4d5a84afd99"`
[INFO] running `"docker" "rm" "-f" "3c7068fa3583dccc9c87073eec92043a2a09de5ab57cec53f05ff4d5a84afd99"`
[INFO] [stdout] 3c7068fa3583dccc9c87073eec92043a2a09de5ab57cec53f05ff4d5a84afd99
[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/gh/xtuc/wasm-gen:/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] cdf2247714df1989bd783f30858b5479e742728b3b4d61c58f4ad78b7b39a2a0
[INFO] running `"docker" "start" "-a" "cdf2247714df1989bd783f30858b5479e742728b3b4d61c58f4ad78b7b39a2a0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/wasm_gen-951c17e9772cca72
[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 wasm-gen
[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" "cdf2247714df1989bd783f30858b5479e742728b3b4d61c58f4ad78b7b39a2a0"`
[INFO] running `"docker" "rm" "-f" "cdf2247714df1989bd783f30858b5479e742728b3b4d61c58f4ad78b7b39a2a0"`
[INFO] [stdout] cdf2247714df1989bd783f30858b5479e742728b3b4d61c58f4ad78b7b39a2a0