[INFO] updating cached repository phreaknik/echo-server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/phreaknik/echo-server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/phreaknik/echo-server" "work/ex/beta-1.38-1/sources/1.37.0/gh/phreaknik/echo-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/phreaknik/echo-server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/phreaknik/echo-server" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/phreaknik/echo-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/phreaknik/echo-server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b8269fd3057f23be10ccecc83ab4cad872018b62
[INFO] sha for GitHub repo phreaknik/echo-server: b8269fd3057f23be10ccecc83ab4cad872018b62
[INFO] validating manifest of phreaknik/echo-server on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of phreaknik/echo-server on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing phreaknik/echo-server
[INFO] finished frobbing phreaknik/echo-server
[INFO] frobbed toml for phreaknik/echo-server written to work/ex/beta-1.38-1/sources/1.37.0/gh/phreaknik/echo-server/Cargo.toml
[INFO] started frobbing phreaknik/echo-server
[INFO] finished frobbing phreaknik/echo-server
[INFO] frobbed toml for phreaknik/echo-server written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/phreaknik/echo-server/Cargo.toml
[INFO] crate phreaknik/echo-server already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing phreaknik/echo-server against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/phreaknik/echo-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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] d9fdcff58aecd06f672fb4463fc40612ad609b297a11a09f7e9a804872e6d444
[INFO] running `"docker" "start" "-a" "d9fdcff58aecd06f672fb4463fc40612ad609b297a11a09f7e9a804872e6d444"`
[INFO] [stderr]    Compiling rand v0.3.19
[INFO] [stderr]    Compiling log v0.4.0
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling bytes v0.4.5
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling mio v0.6.11
[INFO] [stderr]    Compiling tokio-io v0.1.4
[INFO] [stderr]    Compiling tokio-core v0.1.11
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling echo-server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:81:23
[INFO] [stderr]    |
[INFO] [stderr] 81 |     type Future = Box<Future<Item = Self::Response, Error =  Self::Error>>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Response, Error =  Self::Error>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.49s
[INFO] running `"docker" "inspect" "d9fdcff58aecd06f672fb4463fc40612ad609b297a11a09f7e9a804872e6d444"`
[INFO] running `"docker" "rm" "-f" "d9fdcff58aecd06f672fb4463fc40612ad609b297a11a09f7e9a804872e6d444"`
[INFO] [stdout] d9fdcff58aecd06f672fb4463fc40612ad609b297a11a09f7e9a804872e6d444
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/phreaknik/echo-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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7bb8261b71124b5c861979ef7728c4a0c1428257a0e8dd8ea147b6cfbbf78d08
[INFO] running `"docker" "start" "-a" "7bb8261b71124b5c861979ef7728c4a0c1428257a0e8dd8ea147b6cfbbf78d08"`
[INFO] [stderr]    Compiling echo-server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:81:23
[INFO] [stderr]    |
[INFO] [stderr] 81 |     type Future = Box<Future<Item = Self::Response, Error =  Self::Error>>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Response, Error =  Self::Error>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "7bb8261b71124b5c861979ef7728c4a0c1428257a0e8dd8ea147b6cfbbf78d08"`
[INFO] running `"docker" "rm" "-f" "7bb8261b71124b5c861979ef7728c4a0c1428257a0e8dd8ea147b6cfbbf78d08"`
[INFO] [stdout] 7bb8261b71124b5c861979ef7728c4a0c1428257a0e8dd8ea147b6cfbbf78d08
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/phreaknik/echo-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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] a51b53357c88453d854c49b642a44d4f89732137f391b0699efda2cea6865ad1
[INFO] running `"docker" "start" "-a" "a51b53357c88453d854c49b642a44d4f89732137f391b0699efda2cea6865ad1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/echo_server-b78ec84d858cc981
[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" "a51b53357c88453d854c49b642a44d4f89732137f391b0699efda2cea6865ad1"`
[INFO] running `"docker" "rm" "-f" "a51b53357c88453d854c49b642a44d4f89732137f391b0699efda2cea6865ad1"`
[INFO] [stdout] a51b53357c88453d854c49b642a44d4f89732137f391b0699efda2cea6865ad1