[INFO] updating cached repository https://github.com/sapphie132/dumbest_server_ever
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2809d90c1d1e12794c08440c8cf6cdbdf34a34ab
[INFO] testing sapphie132/dumbest_server_ever against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsapphie132%2Fdumbest_server_ever" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sapphie132/dumbest_server_ever on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sapphie132/dumbest_server_ever
[INFO] finished tweaking git repo https://github.com/sapphie132/dumbest_server_ever
[INFO] tweaked toml for git repo https://github.com/sapphie132/dumbest_server_ever written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/sapphie132/dumbest_server_ever already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] ea45b54e888162d50ccd4141b2e4267fcd152c0b48e8f0ab44f76e014176bd14
[INFO] running `"docker" "start" "-a" "ea45b54e888162d50ccd4141b2e4267fcd152c0b48e8f0ab44f76e014176bd14"`
[INFO] [stderr]    Compiling rust_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:10:48
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn launch(port: u32) -> Result<(), Box<std::error::Error>>
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:58:63
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn handle_stream(mut stream: TcpStream) -> Result<(), Box<std::error::Error>>
[INFO] [stderr]    |                                                               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `"docker" "inspect" "ea45b54e888162d50ccd4141b2e4267fcd152c0b48e8f0ab44f76e014176bd14"`
[INFO] running `"docker" "rm" "-f" "ea45b54e888162d50ccd4141b2e4267fcd152c0b48e8f0ab44f76e014176bd14"`
[INFO] [stdout] ea45b54e888162d50ccd4141b2e4267fcd152c0b48e8f0ab44f76e014176bd14
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 42a9d88e8732c4039b0babd68c26d91c2f8235da99b9269e1365c355c08b629d
[INFO] running `"docker" "start" "-a" "42a9d88e8732c4039b0babd68c26d91c2f8235da99b9269e1365c355c08b629d"`
[INFO] [stderr]    Compiling rust_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:10:48
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn launch(port: u32) -> Result<(), Box<std::error::Error>>
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:58:63
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn handle_stream(mut stream: TcpStream) -> Result<(), Box<std::error::Error>>
[INFO] [stderr]    |                                                               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "42a9d88e8732c4039b0babd68c26d91c2f8235da99b9269e1365c355c08b629d"`
[INFO] running `"docker" "rm" "-f" "42a9d88e8732c4039b0babd68c26d91c2f8235da99b9269e1365c355c08b629d"`
[INFO] [stdout] 42a9d88e8732c4039b0babd68c26d91c2f8235da99b9269e1365c355c08b629d
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] dbebc3189abc342b553faf0b43656cd15c72143cc10d2ddc17620509391b4df2
[INFO] running `"docker" "start" "-a" "dbebc3189abc342b553faf0b43656cd15c72143cc10d2ddc17620509391b4df2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_server-bc4a8d83f4d785c8
[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/rustwide/target/debug/deps/rust_server-4b79551a684a0bc1
[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 rust_server
[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" "dbebc3189abc342b553faf0b43656cd15c72143cc10d2ddc17620509391b4df2"`
[INFO] running `"docker" "rm" "-f" "dbebc3189abc342b553faf0b43656cd15c72143cc10d2ddc17620509391b4df2"`
[INFO] [stdout] dbebc3189abc342b553faf0b43656cd15c72143cc10d2ddc17620509391b4df2