[INFO] updating cached repository Riptawr/zoo_visitor
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Riptawr/zoo_visitor
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Riptawr/zoo_visitor" "work/ex/beta-1.37-6/sources/1.36.0/gh/Riptawr/zoo_visitor"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Riptawr/zoo_visitor'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Riptawr/zoo_visitor" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Riptawr/zoo_visitor"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Riptawr/zoo_visitor'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 86149d8276134d03b82f770c1ab15a84542d0fcd
[INFO] sha for GitHub repo Riptawr/zoo_visitor: 86149d8276134d03b82f770c1ab15a84542d0fcd
[INFO] validating manifest of Riptawr/zoo_visitor on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Riptawr/zoo_visitor on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Riptawr/zoo_visitor
[INFO] finished frobbing Riptawr/zoo_visitor
[INFO] frobbed toml for Riptawr/zoo_visitor written to work/ex/beta-1.37-6/sources/1.36.0/gh/Riptawr/zoo_visitor/Cargo.toml
[INFO] started frobbing Riptawr/zoo_visitor
[INFO] finished frobbing Riptawr/zoo_visitor
[INFO] frobbed toml for Riptawr/zoo_visitor written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Riptawr/zoo_visitor/Cargo.toml
[INFO] crate Riptawr/zoo_visitor already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing Riptawr/zoo_visitor against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Riptawr/zoo_visitor:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 647c148be5b35a56d29137c432d7cd3ede75e0d69b217ae4da324c1e64aa3573
[INFO] running `"docker" "start" "-a" "647c148be5b35a56d29137c432d7cd3ede75e0d69b217ae4da324c1e64aa3573"`
[INFO] [stderr]    Compiling snowflake v1.3.0
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling zookeeper_derive v0.3.0
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling zookeeper v0.4.0
[INFO] [stderr]    Compiling zoo_visitor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.44s
[INFO] running `"docker" "inspect" "647c148be5b35a56d29137c432d7cd3ede75e0d69b217ae4da324c1e64aa3573"`
[INFO] running `"docker" "rm" "-f" "647c148be5b35a56d29137c432d7cd3ede75e0d69b217ae4da324c1e64aa3573"`
[INFO] [stdout] 647c148be5b35a56d29137c432d7cd3ede75e0d69b217ae4da324c1e64aa3573
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Riptawr/zoo_visitor:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2dfa7530ee76c47574b279258284721512a79013e4062fcc869999cfe9b240d5
[INFO] running `"docker" "start" "-a" "2dfa7530ee76c47574b279258284721512a79013e4062fcc869999cfe9b240d5"`
[INFO] [stderr]    Compiling zoo_visitor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "2dfa7530ee76c47574b279258284721512a79013e4062fcc869999cfe9b240d5"`
[INFO] running `"docker" "rm" "-f" "2dfa7530ee76c47574b279258284721512a79013e4062fcc869999cfe9b240d5"`
[INFO] [stdout] 2dfa7530ee76c47574b279258284721512a79013e4062fcc869999cfe9b240d5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Riptawr/zoo_visitor:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 9f5e32acceba93f34e88722736726449e18d09011b03e463f8e464abe1aee33b
[INFO] running `"docker" "start" "-a" "9f5e32acceba93f34e88722736726449e18d09011b03e463f8e464abe1aee33b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/zoo_visitor-ff3d31c343180098
[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" "9f5e32acceba93f34e88722736726449e18d09011b03e463f8e464abe1aee33b"`
[INFO] running `"docker" "rm" "-f" "9f5e32acceba93f34e88722736726449e18d09011b03e463f8e464abe1aee33b"`
[INFO] [stdout] 9f5e32acceba93f34e88722736726449e18d09011b03e463f8e464abe1aee33b