[INFO] crate tokio-utp 0.3.0 is already in cache
[INFO] extracting crate tokio-utp 0.3.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/tokio-utp/0.3.0
[INFO] extracting crate tokio-utp 0.3.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tokio-utp/0.3.0
[INFO] validating manifest of tokio-utp-0.3.0 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 tokio-utp-0.3.0 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 tokio-utp-0.3.0
[INFO] finished frobbing tokio-utp-0.3.0
[INFO] frobbed toml for tokio-utp-0.3.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/tokio-utp/0.3.0/Cargo.toml
[INFO] started frobbing tokio-utp-0.3.0
[INFO] finished frobbing tokio-utp-0.3.0
[INFO] frobbed toml for tokio-utp-0.3.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tokio-utp/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 tokio-utp-0.3.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/tokio-utp/0.3.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 3292e854409f923191f3677f58750b105e2b83c8c3f9da36a44c59e9e1bff8f1
[INFO] running `"docker" "start" "-a" "3292e854409f923191f3677f58750b105e2b83c8c3f9da36a44c59e9e1bff8f1"`
[INFO] [stderr]    Compiling future-utils v0.6.0
[INFO] [stderr]    Compiling tokio-utp v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `rand` is imported redundantly
[INFO] [stderr]   --> src/util.rs:49:16
[INFO] [stderr]    |
[INFO] [stderr] 49 |     use rand::{self, Rng};
[INFO] [stderr]    |                ^^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/lib.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr] 4  | extern crate rand;
[INFO] [stderr]    | ------------------ the item `rand` is already imported here
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.25s
[INFO] running `"docker" "inspect" "3292e854409f923191f3677f58750b105e2b83c8c3f9da36a44c59e9e1bff8f1"`
[INFO] running `"docker" "rm" "-f" "3292e854409f923191f3677f58750b105e2b83c8c3f9da36a44c59e9e1bff8f1"`
[INFO] [stdout] 3292e854409f923191f3677f58750b105e2b83c8c3f9da36a44c59e9e1bff8f1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/tokio-utp/0.3.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] df24860a200ff2775774d8646c16311a9c649ca87242618b6b829ec3f67d208d
[INFO] running `"docker" "start" "-a" "df24860a200ff2775774d8646c16311a9c649ca87242618b6b829ec3f67d208d"`
[INFO] [stderr]    Compiling tokio-utp v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/test/test_round_trip.rs:15:36
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn sendless_boxed(self) -> Box<Future<Item=Self::Item, Error=Self::Error> + 'static> {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Self::Item, Error=Self::Error> + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.56s
[INFO] running `"docker" "inspect" "df24860a200ff2775774d8646c16311a9c649ca87242618b6b829ec3f67d208d"`
[INFO] running `"docker" "rm" "-f" "df24860a200ff2775774d8646c16311a9c649ca87242618b6b829ec3f67d208d"`
[INFO] [stdout] df24860a200ff2775774d8646c16311a9c649ca87242618b6b829ec3f67d208d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/tokio-utp/0.3.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 01e84b0525d012023073f99789e2c5d0b02f9ed605b13134bbd5e02ace83b687
[INFO] running `"docker" "start" "-a" "01e84b0525d012023073f99789e2c5d0b02f9ed605b13134bbd5e02ace83b687"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tokio_utp-73d761fb31d56a91
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr] thread panicked while panicking. aborting.
[INFO] [stderr] error: process didn't exit successfully: `/opt/crater/target/debug/deps/tokio_utp-73d761fb31d56a91` (signal: 4, SIGILL: illegal instruction)
[INFO] running `"docker" "inspect" "01e84b0525d012023073f99789e2c5d0b02f9ed605b13134bbd5e02ace83b687"`
[INFO] running `"docker" "rm" "-f" "01e84b0525d012023073f99789e2c5d0b02f9ed605b13134bbd5e02ace83b687"`
[INFO] [stdout] 01e84b0525d012023073f99789e2c5d0b02f9ed605b13134bbd5e02ace83b687