[INFO] updating cached repository dguo/rust-book-web-server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dguo/rust-book-web-server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dguo/rust-book-web-server" "work/ex/beta-1.37-6/sources/1.36.0/gh/dguo/rust-book-web-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/dguo/rust-book-web-server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dguo/rust-book-web-server" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dguo/rust-book-web-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dguo/rust-book-web-server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b1d0bfa9e54c59300d032cdb0bb4c73234a10801
[INFO] sha for GitHub repo dguo/rust-book-web-server: b1d0bfa9e54c59300d032cdb0bb4c73234a10801
[INFO] validating manifest of dguo/rust-book-web-server 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 dguo/rust-book-web-server 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 dguo/rust-book-web-server
[INFO] finished frobbing dguo/rust-book-web-server
[INFO] frobbed toml for dguo/rust-book-web-server written to work/ex/beta-1.37-6/sources/1.36.0/gh/dguo/rust-book-web-server/Cargo.toml
[INFO] started frobbing dguo/rust-book-web-server
[INFO] finished frobbing dguo/rust-book-web-server
[INFO] frobbed toml for dguo/rust-book-web-server written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dguo/rust-book-web-server/Cargo.toml
[INFO] crate dguo/rust-book-web-server 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing dguo/rust-book-web-server 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-3/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/dguo/rust-book-web-server:/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] 4124d427fc81dd42685aad9635b1d1d533e0d02b314c175cc621ebfc1ce3b2d0
[INFO] running `"docker" "start" "-a" "4124d427fc81dd42685aad9635b1d1d533e0d02b314c175cc621ebfc1ce3b2d0"`
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `"docker" "inspect" "4124d427fc81dd42685aad9635b1d1d533e0d02b314c175cc621ebfc1ce3b2d0"`
[INFO] running `"docker" "rm" "-f" "4124d427fc81dd42685aad9635b1d1d533e0d02b314c175cc621ebfc1ce3b2d0"`
[INFO] [stdout] 4124d427fc81dd42685aad9635b1d1d533e0d02b314c175cc621ebfc1ce3b2d0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/dguo/rust-book-web-server:/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] 06641333c0fcde485fbd01c82767a9fcb4fc07009db7be1dfdc002cf16bb6a8f
[INFO] running `"docker" "start" "-a" "06641333c0fcde485fbd01c82767a9fcb4fc07009db7be1dfdc002cf16bb6a8f"`
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "06641333c0fcde485fbd01c82767a9fcb4fc07009db7be1dfdc002cf16bb6a8f"`
[INFO] running `"docker" "rm" "-f" "06641333c0fcde485fbd01c82767a9fcb4fc07009db7be1dfdc002cf16bb6a8f"`
[INFO] [stdout] 06641333c0fcde485fbd01c82767a9fcb4fc07009db7be1dfdc002cf16bb6a8f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/dguo/rust-book-web-server:/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] fc08a1d28bf18b09d9455d2d63e08b82bbf6bd61a995f45614207a2e644300a1
[INFO] running `"docker" "start" "-a" "fc08a1d28bf18b09d9455d2d63e08b82bbf6bd61a995f45614207a2e644300a1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello-9c8ccab48ff0986f
[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] [stderr]      Running /opt/crater/target/debug/deps/main-f09b085ed5acb645
[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] [stderr]    Doc-tests hello
[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" "fc08a1d28bf18b09d9455d2d63e08b82bbf6bd61a995f45614207a2e644300a1"`
[INFO] running `"docker" "rm" "-f" "fc08a1d28bf18b09d9455d2d63e08b82bbf6bd61a995f45614207a2e644300a1"`
[INFO] [stdout] fc08a1d28bf18b09d9455d2d63e08b82bbf6bd61a995f45614207a2e644300a1