[INFO] updating cached repository unterflow/unterflow-dump
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/unterflow/unterflow-dump
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/unterflow/unterflow-dump" "work/ex/beta-1.38-1/sources/1.37.0/gh/unterflow/unterflow-dump"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/unterflow/unterflow-dump'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/unterflow/unterflow-dump" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/unterflow/unterflow-dump"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/unterflow/unterflow-dump'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 026f6d74cfd88809a6af4d6c312a90c7d28d24e4
[INFO] sha for GitHub repo unterflow/unterflow-dump: 026f6d74cfd88809a6af4d6c312a90c7d28d24e4
[INFO] validating manifest of unterflow/unterflow-dump 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 unterflow/unterflow-dump 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 unterflow/unterflow-dump
[INFO] finished frobbing unterflow/unterflow-dump
[INFO] frobbed toml for unterflow/unterflow-dump written to work/ex/beta-1.38-1/sources/1.37.0/gh/unterflow/unterflow-dump/Cargo.toml
[INFO] started frobbing unterflow/unterflow-dump
[INFO] finished frobbing unterflow/unterflow-dump
[INFO] frobbed toml for unterflow/unterflow-dump written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/unterflow/unterflow-dump/Cargo.toml
[INFO] crate unterflow/unterflow-dump 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing unterflow/unterflow-dump 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-4/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/unterflow/unterflow-dump:/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] 95c258e3024b8795e3e3cbbc1ba88bd39b8ea6114fd98cf92a2a666c2bb2afb6
[INFO] running `"docker" "start" "-a" "95c258e3024b8795e3e3cbbc1ba88bd39b8ea6114fd98cf92a2a666c2bb2afb6"`
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling serde v1.0.11
[INFO] [stderr]    Compiling ipnetwork v0.12.6
[INFO] [stderr]    Compiling unicode-segmentation v1.2.0
[INFO] [stderr]    Compiling pnet_macros_support v0.2.0
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling loggerv v0.3.0
[INFO] [stderr]    Compiling rmpv v0.4.0
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]    Compiling unterflow-protocol-derive v0.1.0 (https://github.com/unterflow/unterflow-protocol#f3d5e813)
[INFO] [stderr]    Compiling textwrap v0.7.0
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling clap v2.26.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling serde_derive v1.0.11
[INFO] [stderr]    Compiling serde_bytes v0.10.1
[INFO] [stderr]    Compiling rmp-serde v0.13.6
[INFO] [stderr]    Compiling unterflow-protocol v0.1.0 (https://github.com/unterflow/unterflow-protocol#f3d5e813)
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.15.0
[INFO] [stderr]    Compiling pnet v0.19.0
[INFO] [stderr]    Compiling unterflow-dump v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/network.rs:70:18
[INFO] [stderr]    |
[INFO] [stderr] 70 | ) -> Result<(Box<EthernetDataLinkSender>, Box<EthernetDataLinkReceiver>), String> {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EthernetDataLinkSender`
[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/network.rs:70:47
[INFO] [stderr]    |
[INFO] [stderr] 70 | ) -> Result<(Box<EthernetDataLinkSender>, Box<EthernetDataLinkReceiver>), String> {
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EthernetDataLinkReceiver`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `"docker" "inspect" "95c258e3024b8795e3e3cbbc1ba88bd39b8ea6114fd98cf92a2a666c2bb2afb6"`
[INFO] running `"docker" "rm" "-f" "95c258e3024b8795e3e3cbbc1ba88bd39b8ea6114fd98cf92a2a666c2bb2afb6"`
[INFO] [stdout] 95c258e3024b8795e3e3cbbc1ba88bd39b8ea6114fd98cf92a2a666c2bb2afb6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/unterflow/unterflow-dump:/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] 19c01733d32d5f738d89b0e4ec56f72607c3ea66e2b2a7cd1ffeed142aaa3d58
[INFO] running `"docker" "start" "-a" "19c01733d32d5f738d89b0e4ec56f72607c3ea66e2b2a7cd1ffeed142aaa3d58"`
[INFO] [stderr]    Compiling unterflow-dump v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/network.rs:70:18
[INFO] [stderr]    |
[INFO] [stderr] 70 | ) -> Result<(Box<EthernetDataLinkSender>, Box<EthernetDataLinkReceiver>), String> {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EthernetDataLinkSender`
[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/network.rs:70:47
[INFO] [stderr]    |
[INFO] [stderr] 70 | ) -> Result<(Box<EthernetDataLinkSender>, Box<EthernetDataLinkReceiver>), String> {
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EthernetDataLinkReceiver`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `"docker" "inspect" "19c01733d32d5f738d89b0e4ec56f72607c3ea66e2b2a7cd1ffeed142aaa3d58"`
[INFO] running `"docker" "rm" "-f" "19c01733d32d5f738d89b0e4ec56f72607c3ea66e2b2a7cd1ffeed142aaa3d58"`
[INFO] [stdout] 19c01733d32d5f738d89b0e4ec56f72607c3ea66e2b2a7cd1ffeed142aaa3d58
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/unterflow/unterflow-dump:/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] 247ab80ecf8390cd4ce9d884e40e80a5376a2427aa9c3edcc1c5fe1a0575f599
[INFO] running `"docker" "start" "-a" "247ab80ecf8390cd4ce9d884e40e80a5376a2427aa9c3edcc1c5fe1a0575f599"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/unterflow_dump-227d4a28d7f0b218
[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" "247ab80ecf8390cd4ce9d884e40e80a5376a2427aa9c3edcc1c5fe1a0575f599"`
[INFO] running `"docker" "rm" "-f" "247ab80ecf8390cd4ce9d884e40e80a5376a2427aa9c3edcc1c5fe1a0575f599"`
[INFO] [stdout] 247ab80ecf8390cd4ce9d884e40e80a5376a2427aa9c3edcc1c5fe1a0575f599