[INFO] cloning repository watmough/fuzz_survey
[INFO] running `"git" "clone" "--bare" "git://github.com/watmough/fuzz_survey.git" "work/cache/sources/gh/watmough/fuzz_survey"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/watmough/fuzz_survey'...
[INFO] running `"git" "clone" "work/cache/sources/gh/watmough/fuzz_survey" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/watmough/fuzz_survey"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/watmough/fuzz_survey'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/watmough/fuzz_survey" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/watmough/fuzz_survey"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/watmough/fuzz_survey'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8b1d11c42b2baef047108063328acf05cf2d56e2
[INFO] sha for GitHub repo watmough/fuzz_survey: 8b1d11c42b2baef047108063328acf05cf2d56e2
[INFO] validating manifest of watmough/fuzz_survey on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of watmough/fuzz_survey on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing watmough/fuzz_survey
[INFO] finished frobbing watmough/fuzz_survey
[INFO] frobbed toml for watmough/fuzz_survey written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/watmough/fuzz_survey/Cargo.toml
[INFO] started frobbing watmough/fuzz_survey
[INFO] finished frobbing watmough/fuzz_survey
[INFO] frobbed toml for watmough/fuzz_survey written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/watmough/fuzz_survey/Cargo.toml
[INFO] crate watmough/fuzz_survey already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itertools v0.5.7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] testing watmough/fuzz_survey against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/watmough/fuzz_survey:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] efb683133030b62c02a144c5d42ad57bf951de4c48118ecc2bfff9f5c9265c47
[INFO] running `"docker" "start" "-a" "efb683133030b62c02a144c5d42ad57bf951de4c48118ecc2bfff9f5c9265c47"`
[INFO] [stderr]    Compiling either v1.0.2
[INFO] [stderr]    Compiling itertools v0.5.7
[INFO] [stderr]    Compiling fuzz_survey v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.76s
[INFO] running `"docker" "inspect" "efb683133030b62c02a144c5d42ad57bf951de4c48118ecc2bfff9f5c9265c47"`
[INFO] running `"docker" "rm" "-f" "efb683133030b62c02a144c5d42ad57bf951de4c48118ecc2bfff9f5c9265c47"`
[INFO] [stdout] efb683133030b62c02a144c5d42ad57bf951de4c48118ecc2bfff9f5c9265c47
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/watmough/fuzz_survey:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] f88c1fcd8c1cefaf84596ecb8c518ac6f750e457ede104feedf52b159d0a1b89
[INFO] running `"docker" "start" "-a" "f88c1fcd8c1cefaf84596ecb8c518ac6f750e457ede104feedf52b159d0a1b89"`
[INFO] [stderr]    Compiling fuzz_survey v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "f88c1fcd8c1cefaf84596ecb8c518ac6f750e457ede104feedf52b159d0a1b89"`
[INFO] running `"docker" "rm" "-f" "f88c1fcd8c1cefaf84596ecb8c518ac6f750e457ede104feedf52b159d0a1b89"`
[INFO] [stdout] f88c1fcd8c1cefaf84596ecb8c518ac6f750e457ede104feedf52b159d0a1b89
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/watmough/fuzz_survey:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 8fe7f74ec03f989fb1fecfea794276ad18189f9841984a40b2199b43284d57f6
[INFO] running `"docker" "start" "-a" "8fe7f74ec03f989fb1fecfea794276ad18189f9841984a40b2199b43284d57f6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fuzz_survey-3706e04ad49f6fd5
[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" "8fe7f74ec03f989fb1fecfea794276ad18189f9841984a40b2199b43284d57f6"`
[INFO] running `"docker" "rm" "-f" "8fe7f74ec03f989fb1fecfea794276ad18189f9841984a40b2199b43284d57f6"`
[INFO] [stdout] 8fe7f74ec03f989fb1fecfea794276ad18189f9841984a40b2199b43284d57f6