[INFO] updating cached repository https://github.com/richardanaya/rust-wasm-scripting
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c0ffa84606516584c4afcabaa5dd2f1a4ca00fc8
[INFO] testing richardanaya/rust-wasm-scripting against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardanaya%2Frust-wasm-scripting" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/richardanaya/rust-wasm-scripting on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/richardanaya/rust-wasm-scripting
[INFO] finished tweaking git repo https://github.com/richardanaya/rust-wasm-scripting
[INFO] tweaked toml for git repo https://github.com/richardanaya/rust-wasm-scripting written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/richardanaya/rust-wasm-scripting already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 7944a735dde669ec2f40d03af82da3db2a02b403776ef61854f75a34e515d96b
[INFO] running `"docker" "start" "-a" "7944a735dde669ec2f40d03af82da3db2a02b403776ef61854f75a34e515d96b"`
[INFO] [stderr]    Compiling nan-preserving-float v0.1.0
[INFO] [stderr]    Compiling parity-wasm v0.31.3
[INFO] [stderr]    Compiling wasmi v0.4.0
[INFO] [stderr]    Compiling experiment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.61s
[INFO] running `"docker" "inspect" "7944a735dde669ec2f40d03af82da3db2a02b403776ef61854f75a34e515d96b"`
[INFO] running `"docker" "rm" "-f" "7944a735dde669ec2f40d03af82da3db2a02b403776ef61854f75a34e515d96b"`
[INFO] [stdout] 7944a735dde669ec2f40d03af82da3db2a02b403776ef61854f75a34e515d96b
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] eb9104d0198b07e0e556e27a5c04cc50772f7453da9dd6c4b0ec88ff152e80f5
[INFO] running `"docker" "start" "-a" "eb9104d0198b07e0e556e27a5c04cc50772f7453da9dd6c4b0ec88ff152e80f5"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling experiment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "eb9104d0198b07e0e556e27a5c04cc50772f7453da9dd6c4b0ec88ff152e80f5"`
[INFO] running `"docker" "rm" "-f" "eb9104d0198b07e0e556e27a5c04cc50772f7453da9dd6c4b0ec88ff152e80f5"`
[INFO] [stdout] eb9104d0198b07e0e556e27a5c04cc50772f7453da9dd6c4b0ec88ff152e80f5
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 0dd02ed82c4abd14b6cb271bd7b012439f84907fc1497916574a4f8501aadb79
[INFO] running `"docker" "start" "-a" "0dd02ed82c4abd14b6cb271bd7b012439f84907fc1497916574a4f8501aadb79"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/experiment-7acb0e41561348c4
[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" "0dd02ed82c4abd14b6cb271bd7b012439f84907fc1497916574a4f8501aadb79"`
[INFO] running `"docker" "rm" "-f" "0dd02ed82c4abd14b6cb271bd7b012439f84907fc1497916574a4f8501aadb79"`
[INFO] [stdout] 0dd02ed82c4abd14b6cb271bd7b012439f84907fc1497916574a4f8501aadb79