[INFO] updating cached repository MaulingMonkey/rust_wasm_sample
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/MaulingMonkey/rust_wasm_sample
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/MaulingMonkey/rust_wasm_sample" "work/ex/beta-1.38-1/sources/1.37.0/gh/MaulingMonkey/rust_wasm_sample"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/MaulingMonkey/rust_wasm_sample'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MaulingMonkey/rust_wasm_sample" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MaulingMonkey/rust_wasm_sample"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MaulingMonkey/rust_wasm_sample'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 54b9debd07fd8495fb1642b265e68187e13a1f77
[INFO] sha for GitHub repo MaulingMonkey/rust_wasm_sample: 54b9debd07fd8495fb1642b265e68187e13a1f77
[INFO] validating manifest of MaulingMonkey/rust_wasm_sample 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 MaulingMonkey/rust_wasm_sample 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 MaulingMonkey/rust_wasm_sample
[INFO] finished frobbing MaulingMonkey/rust_wasm_sample
[INFO] frobbed toml for MaulingMonkey/rust_wasm_sample written to work/ex/beta-1.38-1/sources/1.37.0/gh/MaulingMonkey/rust_wasm_sample/Cargo.toml
[INFO] started frobbing MaulingMonkey/rust_wasm_sample
[INFO] finished frobbing MaulingMonkey/rust_wasm_sample
[INFO] frobbed toml for MaulingMonkey/rust_wasm_sample written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MaulingMonkey/rust_wasm_sample/Cargo.toml
[INFO] crate MaulingMonkey/rust_wasm_sample 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 MaulingMonkey/rust_wasm_sample 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-6/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/MaulingMonkey/rust_wasm_sample:/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] 46511aa735cbdb853fd357db17b54e67f2032409f7f1d2d324bfbc115b5dfda0
[INFO] running `"docker" "start" "-a" "46511aa735cbdb853fd357db17b54e67f2032409f7f1d2d324bfbc115b5dfda0"`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.46
[INFO] [stderr]    Compiling bumpalo v2.4.3
[INFO] [stderr]    Compiling wasm-bindgen v0.2.46
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.46
[INFO] [stderr]    Compiling weedle v0.9.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling backtrace v0.3.30
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.46
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.46
[INFO] [stderr]    Compiling js-sys v0.3.23
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.46
[INFO] [stderr]    Compiling web-sys v0.3.23
[INFO] [stderr]    Compiling rust_wasm_sample v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `"docker" "inspect" "46511aa735cbdb853fd357db17b54e67f2032409f7f1d2d324bfbc115b5dfda0"`
[INFO] running `"docker" "rm" "-f" "46511aa735cbdb853fd357db17b54e67f2032409f7f1d2d324bfbc115b5dfda0"`
[INFO] [stdout] 46511aa735cbdb853fd357db17b54e67f2032409f7f1d2d324bfbc115b5dfda0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/MaulingMonkey/rust_wasm_sample:/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] 6e71d7253c22ea9aa32a45c08b9fffecfd295bd44798a9153d0170829c632c93
[INFO] running `"docker" "start" "-a" "6e71d7253c22ea9aa32a45c08b9fffecfd295bd44798a9153d0170829c632c93"`
[INFO] [stderr]    Compiling rust_wasm_sample v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `"docker" "inspect" "6e71d7253c22ea9aa32a45c08b9fffecfd295bd44798a9153d0170829c632c93"`
[INFO] running `"docker" "rm" "-f" "6e71d7253c22ea9aa32a45c08b9fffecfd295bd44798a9153d0170829c632c93"`
[INFO] [stdout] 6e71d7253c22ea9aa32a45c08b9fffecfd295bd44798a9153d0170829c632c93
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/MaulingMonkey/rust_wasm_sample:/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] 97ecd0e6244f5db9a01b8192aa8bd63449af9934189e9c8d49d2c76dc9c4dbe5
[INFO] running `"docker" "start" "-a" "97ecd0e6244f5db9a01b8192aa8bd63449af9934189e9c8d49d2c76dc9c4dbe5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_wasm_sample-4020f39080adb9d2
[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]      Running /opt/crater/target/debug/deps/rust_wasm_sample-9d16f189c77edeba
[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" "97ecd0e6244f5db9a01b8192aa8bd63449af9934189e9c8d49d2c76dc9c4dbe5"`
[INFO] running `"docker" "rm" "-f" "97ecd0e6244f5db9a01b8192aa8bd63449af9934189e9c8d49d2c76dc9c4dbe5"`
[INFO] [stdout] 97ecd0e6244f5db9a01b8192aa8bd63449af9934189e9c8d49d2c76dc9c4dbe5