[INFO] updating cached repository TimeMuncher/server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/TimeMuncher/server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/TimeMuncher/server" "work/ex/beta-1.37-6/sources/1.36.0/gh/TimeMuncher/server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/TimeMuncher/server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TimeMuncher/server" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TimeMuncher/server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TimeMuncher/server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d7590070cef33f77377363087b5b3e0d22bcf712
[INFO] sha for GitHub repo TimeMuncher/server: d7590070cef33f77377363087b5b3e0d22bcf712
[INFO] validating manifest of TimeMuncher/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 TimeMuncher/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 TimeMuncher/server
[INFO] finished frobbing TimeMuncher/server
[INFO] frobbed toml for TimeMuncher/server written to work/ex/beta-1.37-6/sources/1.36.0/gh/TimeMuncher/server/Cargo.toml
[INFO] started frobbing TimeMuncher/server
[INFO] finished frobbing TimeMuncher/server
[INFO] frobbed toml for TimeMuncher/server written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TimeMuncher/server/Cargo.toml
[INFO] crate TimeMuncher/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 TimeMuncher/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-5/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/TimeMuncher/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] 53c6c41ba213df7c2d96eca3c19b7a9c28ce0a7b881ad0be0dded4bd3a79e722
[INFO] running `"docker" "start" "-a" "53c6c41ba213df7c2d96eca3c19b7a9c28ce0a7b881ad0be0dded4bd3a79e722"`
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling mustache v0.8.2
[INFO] [stderr]    Compiling hyper v0.10.13
[INFO] [stderr]    Compiling hyper v0.11.21
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling regex v0.2.6
[INFO] [stderr]    Compiling nickel v0.10.1
[INFO] [stderr]    Compiling server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     server.listen("127.0.0.1:6767");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.38s
[INFO] running `"docker" "inspect" "53c6c41ba213df7c2d96eca3c19b7a9c28ce0a7b881ad0be0dded4bd3a79e722"`
[INFO] running `"docker" "rm" "-f" "53c6c41ba213df7c2d96eca3c19b7a9c28ce0a7b881ad0be0dded4bd3a79e722"`
[INFO] [stdout] 53c6c41ba213df7c2d96eca3c19b7a9c28ce0a7b881ad0be0dded4bd3a79e722
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/TimeMuncher/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] b4a2da2eb4d14d79dc853d5043a37ee1ed32d2db96f19326fcd220e7462d3a47
[INFO] running `"docker" "start" "-a" "b4a2da2eb4d14d79dc853d5043a37ee1ed32d2db96f19326fcd220e7462d3a47"`
[INFO] [stderr]    Compiling server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     server.listen("127.0.0.1:6767");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "b4a2da2eb4d14d79dc853d5043a37ee1ed32d2db96f19326fcd220e7462d3a47"`
[INFO] running `"docker" "rm" "-f" "b4a2da2eb4d14d79dc853d5043a37ee1ed32d2db96f19326fcd220e7462d3a47"`
[INFO] [stdout] b4a2da2eb4d14d79dc853d5043a37ee1ed32d2db96f19326fcd220e7462d3a47
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/TimeMuncher/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] 61a4dcb990d3a312df4402887c3a19a254b072f08d956f0ff3fa7db44b66469c
[INFO] running `"docker" "start" "-a" "61a4dcb990d3a312df4402887c3a19a254b072f08d956f0ff3fa7db44b66469c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/server-8ba678dfec48c9bf
[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" "61a4dcb990d3a312df4402887c3a19a254b072f08d956f0ff3fa7db44b66469c"`
[INFO] running `"docker" "rm" "-f" "61a4dcb990d3a312df4402887c3a19a254b072f08d956f0ff3fa7db44b66469c"`
[INFO] [stdout] 61a4dcb990d3a312df4402887c3a19a254b072f08d956f0ff3fa7db44b66469c