[INFO] crate tun-tap-new 0.1.0 is already in cache
[INFO] extracting crate tun-tap-new 0.1.0 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/tun-tap-new/0.1.0
[INFO] extracting crate tun-tap-new 0.1.0 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/tun-tap-new/0.1.0
[INFO] validating manifest of tun-tap-new-0.1.0 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tun-tap-new-0.1.0 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tun-tap-new-0.1.0
[INFO] finished frobbing tun-tap-new-0.1.0
[INFO] frobbed toml for tun-tap-new-0.1.0 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/tun-tap-new/0.1.0/Cargo.toml
[INFO] started frobbing tun-tap-new-0.1.0
[INFO] finished frobbing tun-tap-new-0.1.0
[INFO] frobbed toml for tun-tap-new-0.1.0 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/tun-tap-new/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tun-tap-new-0.1.0 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-6/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/tun-tap-new/0.1.0:/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=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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 12023c33fa29602efc271f5760c9bd890470c4be60e226a392365e6ba7e16917
[INFO] running `"docker" "start" "-a" "12023c33fa29602efc271f5760c9bd890470c4be60e226a392365e6ba7e16917"`
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]    Compiling tun-tap-new v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Handle`
[INFO] [stderr]   --> src/async.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 | use self::tokio::reactor::{Handle, PollEvented2};
[INFO] [stderr]    |                            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Checking version-sync v0.5.0
[INFO] [stderr] error[E0463]: can't find crate for `tokio_core`
[INFO] [stderr]   --> examples/tokio.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | extern crate tokio_core;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error[E0463]: can't find crate for `tun_tap`
[INFO] [stderr]  --> examples/dump_iface.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | extern crate tun_tap;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error[E0463]: can't find crate for `tun_tap`
[INFO] [stderr]   --> examples/pingpong.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | extern crate tun_tap;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] error: Could not compile `tun-tap-new`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `tun-tap-new`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: Could not compile `tun-tap-new`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0463]: can't find crate for `tokio_core`
[INFO] [stderr]   --> examples/vpn.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | extern crate tokio_core;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: Could not compile `tun-tap-new`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused import: `Handle`
[INFO] [stderr]   --> src/async.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 | use self::tokio::reactor::{Handle, PollEvented2};
[INFO] [stderr]    |                            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "12023c33fa29602efc271f5760c9bd890470c4be60e226a392365e6ba7e16917"`
[INFO] running `"docker" "rm" "-f" "12023c33fa29602efc271f5760c9bd890470c4be60e226a392365e6ba7e16917"`
[INFO] [stdout] 12023c33fa29602efc271f5760c9bd890470c4be60e226a392365e6ba7e16917