[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/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/unterflow/unterflow-dump"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/unterflow/unterflow-dump'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/unterflow/unterflow-dump" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/unterflow/unterflow-dump"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/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 master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of unterflow/unterflow-dump on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "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/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/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/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking unterflow/unterflow-dump against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/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=forbid" "-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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 352b64d3f19d9ff5255f5d0a0ce68197e87697522ad1fb37f3c176c91b28558e
[INFO] running `"docker" "start" "-a" "352b64d3f19d9ff5255f5d0a0ce68197e87697522ad1fb37f3c176c91b28558e"`
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling libc v0.2.29
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]     Checking unicode-xid v0.0.3
[INFO] [stderr]     Checking bitflags v0.5.0
[INFO] [stderr]     Checking pnet_macros_support v0.2.0
[INFO] [stderr]     Checking ipnetwork v0.12.6
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]     Checking rmp v0.8.6
[INFO] [stderr]     Checking serde_bytes v0.10.1
[INFO] [stderr]     Checking loggerv v0.3.0
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]     Checking syntex_errors v0.42.0
[INFO] [stderr]    Compiling unterflow-protocol-derive v0.1.0 (https://github.com/unterflow/unterflow-protocol#f3d5e813)
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]     Checking rmp-serde v0.13.6
[INFO] [stderr]     Checking rmpv v0.4.0
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]     Checking syntex_syntax v0.42.0
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]     Checking unterflow-protocol v0.1.0 (https://github.com/unterflow/unterflow-protocol#f3d5e813)
[INFO] [stderr]     Checking syntex v0.42.2
[INFO] [stderr]     Checking pnet_macros v0.15.0
[INFO] [stderr]    Compiling pnet v0.19.0
[INFO] [stderr]     Checking 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] 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 44s
[INFO] running `"docker" "inspect" "352b64d3f19d9ff5255f5d0a0ce68197e87697522ad1fb37f3c176c91b28558e"`
[INFO] running `"docker" "rm" "-f" "352b64d3f19d9ff5255f5d0a0ce68197e87697522ad1fb37f3c176c91b28558e"`
[INFO] [stdout] 352b64d3f19d9ff5255f5d0a0ce68197e87697522ad1fb37f3c176c91b28558e