[INFO] updating cached repository https://github.com/watmough/fuzz_survey
[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] 8b1d11c42b2baef047108063328acf05cf2d56e2
[INFO] testing watmough/fuzz_survey against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwatmough%2Ffuzz_survey" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/watmough/fuzz_survey on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/watmough/fuzz_survey
[INFO] finished tweaking git repo https://github.com/watmough/fuzz_survey
[INFO] tweaked toml for git repo https://github.com/watmough/fuzz_survey written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/watmough/fuzz_survey already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] f089db3bc681d23fb45f937539b6059ecd0a5eed74e0925a9e39f3b343a8f18e
[INFO] running `"docker" "start" "-a" "f089db3bc681d23fb45f937539b6059ecd0a5eed74e0925a9e39f3b343a8f18e"`
[INFO] [stderr]    Compiling either v1.0.2
[INFO] [stderr]    Compiling itertools v0.5.7
[INFO] [stderr]    Compiling fuzz_survey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `"docker" "inspect" "f089db3bc681d23fb45f937539b6059ecd0a5eed74e0925a9e39f3b343a8f18e"`
[INFO] running `"docker" "rm" "-f" "f089db3bc681d23fb45f937539b6059ecd0a5eed74e0925a9e39f3b343a8f18e"`
[INFO] [stdout] f089db3bc681d23fb45f937539b6059ecd0a5eed74e0925a9e39f3b343a8f18e
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] b767d6545604316d2cc7efd922c8b16633ed185263bfd61c6ce9c4d6f6c13a0e
[INFO] running `"docker" "start" "-a" "b767d6545604316d2cc7efd922c8b16633ed185263bfd61c6ce9c4d6f6c13a0e"`
[INFO] [stderr]    Compiling fuzz_survey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "b767d6545604316d2cc7efd922c8b16633ed185263bfd61c6ce9c4d6f6c13a0e"`
[INFO] running `"docker" "rm" "-f" "b767d6545604316d2cc7efd922c8b16633ed185263bfd61c6ce9c4d6f6c13a0e"`
[INFO] [stdout] b767d6545604316d2cc7efd922c8b16633ed185263bfd61c6ce9c4d6f6c13a0e
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] af10b9f536e950c956989d8e5a018f3b8cb36723bc084e59cc95622e31be960d
[INFO] running `"docker" "start" "-a" "af10b9f536e950c956989d8e5a018f3b8cb36723bc084e59cc95622e31be960d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fuzz_survey-3c1a2734bb195c6d
[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" "af10b9f536e950c956989d8e5a018f3b8cb36723bc084e59cc95622e31be960d"`
[INFO] running `"docker" "rm" "-f" "af10b9f536e950c956989d8e5a018f3b8cb36723bc084e59cc95622e31be960d"`
[INFO] [stdout] af10b9f536e950c956989d8e5a018f3b8cb36723bc084e59cc95622e31be960d