[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 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] cfa16a5abf5901afdba662901bc544581d0f3e0b07b0dec1c7ca884564ab4ef4
[INFO] running `"docker" "start" "-a" "cfa16a5abf5901afdba662901bc544581d0f3e0b07b0dec1c7ca884564ab4ef4"`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.46
[INFO] [stderr]    Compiling wasm-bindgen v0.2.46
[INFO] [stderr]    Compiling sourcefile v0.1.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling backtrace v0.3.30
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.46
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling weedle v0.9.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.46
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.46
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.46
[INFO] [stderr]    Compiling js-sys v0.3.23
[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 58.56s
[INFO] running `"docker" "inspect" "cfa16a5abf5901afdba662901bc544581d0f3e0b07b0dec1c7ca884564ab4ef4"`
[INFO] running `"docker" "rm" "-f" "cfa16a5abf5901afdba662901bc544581d0f3e0b07b0dec1c7ca884564ab4ef4"`
[INFO] [stdout] cfa16a5abf5901afdba662901bc544581d0f3e0b07b0dec1c7ca884564ab4ef4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 039439c8b6ef81c06e0a07ed6d85ce1e07e6ab4273b95ff3ffd32ef17386c768
[INFO] running `"docker" "start" "-a" "039439c8b6ef81c06e0a07ed6d85ce1e07e6ab4273b95ff3ffd32ef17386c768"`
[INFO] [stderr]    Compiling rust_wasm_sample v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `"docker" "inspect" "039439c8b6ef81c06e0a07ed6d85ce1e07e6ab4273b95ff3ffd32ef17386c768"`
[INFO] running `"docker" "rm" "-f" "039439c8b6ef81c06e0a07ed6d85ce1e07e6ab4273b95ff3ffd32ef17386c768"`
[INFO] [stdout] 039439c8b6ef81c06e0a07ed6d85ce1e07e6ab4273b95ff3ffd32ef17386c768
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 8bee73aee4d255dcbaf3164cc7fca961ae7d0f681fc62a3a25f2b5a2eb31264a
[INFO] running `"docker" "start" "-a" "8bee73aee4d255dcbaf3164cc7fca961ae7d0f681fc62a3a25f2b5a2eb31264a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_wasm_sample-95fd5b68658d706c
[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-855aa88d6f05b102
[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" "8bee73aee4d255dcbaf3164cc7fca961ae7d0f681fc62a3a25f2b5a2eb31264a"`
[INFO] running `"docker" "rm" "-f" "8bee73aee4d255dcbaf3164cc7fca961ae7d0f681fc62a3a25f2b5a2eb31264a"`
[INFO] [stdout] 8bee73aee4d255dcbaf3164cc7fca961ae7d0f681fc62a3a25f2b5a2eb31264a