[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 beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] bbac48d485441f25dc77a5ded12f68ba634cb4c3c1d2224616d72e20939a7c97
[INFO] running `"docker" "start" "-a" "bbac48d485441f25dc77a5ded12f68ba634cb4c3c1d2224616d72e20939a7c97"`
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling zookeeper_derive v0.3.0
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling zookeeper v0.4.0
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling zoo_visitor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.33s
[INFO] running `"docker" "inspect" "bbac48d485441f25dc77a5ded12f68ba634cb4c3c1d2224616d72e20939a7c97"`
[INFO] running `"docker" "rm" "-f" "bbac48d485441f25dc77a5ded12f68ba634cb4c3c1d2224616d72e20939a7c97"`
[INFO] [stdout] bbac48d485441f25dc77a5ded12f68ba634cb4c3c1d2224616d72e20939a7c97
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 52b6cb8b15899ce20dc2a81cd1725579c6999ee6f8f405d934acef82ce988ef2
[INFO] running `"docker" "start" "-a" "52b6cb8b15899ce20dc2a81cd1725579c6999ee6f8f405d934acef82ce988ef2"`
[INFO] [stderr]    Compiling zoo_visitor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "52b6cb8b15899ce20dc2a81cd1725579c6999ee6f8f405d934acef82ce988ef2"`
[INFO] running `"docker" "rm" "-f" "52b6cb8b15899ce20dc2a81cd1725579c6999ee6f8f405d934acef82ce988ef2"`
[INFO] [stdout] 52b6cb8b15899ce20dc2a81cd1725579c6999ee6f8f405d934acef82ce988ef2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 821e591cd89dae2a18ba3a54432fb4b71583ccb26d1c26dbbd83256b9a7bb70c
[INFO] running `"docker" "start" "-a" "821e591cd89dae2a18ba3a54432fb4b71583ccb26d1c26dbbd83256b9a7bb70c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/zoo_visitor-d37c2f45c5d19617
[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" "821e591cd89dae2a18ba3a54432fb4b71583ccb26d1c26dbbd83256b9a7bb70c"`
[INFO] running `"docker" "rm" "-f" "821e591cd89dae2a18ba3a54432fb4b71583ccb26d1c26dbbd83256b9a7bb70c"`
[INFO] [stdout] 821e591cd89dae2a18ba3a54432fb4b71583ccb26d1c26dbbd83256b9a7bb70c