[INFO] crate psocket 0.1.5 is already in cache
[INFO] extracting crate psocket 0.1.5 into work/ex/beta-1.37-6/sources/1.36.0/reg/psocket/0.1.5
[INFO] extracting crate psocket 0.1.5 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/psocket/0.1.5
[INFO] validating manifest of psocket-0.1.5 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of psocket-0.1.5 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing psocket-0.1.5
[INFO] finished frobbing psocket-0.1.5
[INFO] frobbed toml for psocket-0.1.5 written to work/ex/beta-1.37-6/sources/1.36.0/reg/psocket/0.1.5/Cargo.toml
[INFO] started frobbing psocket-0.1.5
[INFO] finished frobbing psocket-0.1.5
[INFO] frobbed toml for psocket-0.1.5 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/psocket/0.1.5/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing psocket-0.1.5 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/psocket/0.1.5:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 600df8409b1115ebd8ead8f89ec4831ab5a96b7c6dfcfa413c5d0d51bca817b3
[INFO] running `"docker" "start" "-a" "600df8409b1115ebd8ead8f89ec4831ab5a96b7c6dfcfa413c5d0d51bca817b3"`
[INFO] [stderr]    Compiling psocket v0.1.5 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `libc::accept4`
[INFO] [stderr]   --> src/sys/unix/net.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 | use libc::accept4;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `init`
[INFO] [stderr]   --> src/sys/unix/mod.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn init() {
[INFO] [stderr]    | ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decode_error_kind`
[INFO] [stderr]   --> src/sys/unix/mod.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub fn decode_error_kind(errno: i32) -> ErrorKind {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `abort_internal`
[INFO] [stderr]    --> src/sys/unix/mod.rs:113:1
[INFO] [stderr]     |
[INFO] [stderr] 113 | pub unsafe fn abort_internal() -> ! {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/sys/unix/net.rs:392:9
[INFO] [stderr]     |
[INFO] [stderr] 392 |         Self::set_cloexec(fd);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/sys/unix/net.rs:401:17
[INFO] [stderr]     |
[INFO] [stderr] 401 |                 Self::set_cloexec(fd);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `"docker" "inspect" "600df8409b1115ebd8ead8f89ec4831ab5a96b7c6dfcfa413c5d0d51bca817b3"`
[INFO] running `"docker" "rm" "-f" "600df8409b1115ebd8ead8f89ec4831ab5a96b7c6dfcfa413c5d0d51bca817b3"`
[INFO] [stdout] 600df8409b1115ebd8ead8f89ec4831ab5a96b7c6dfcfa413c5d0d51bca817b3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/psocket/0.1.5:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] dee3b78f30d694c8a05f067ffeb937b99ce319e638134943da8ee672d36b615e
[INFO] running `"docker" "start" "-a" "dee3b78f30d694c8a05f067ffeb937b99ce319e638134943da8ee672d36b615e"`
[INFO] [stderr]    Compiling psocket v0.1.5 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `libc::accept4`
[INFO] [stderr]   --> src/sys/unix/net.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 | use libc::accept4;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `socket` found for type `sys_common::net::TcpSocket` in the current scope
[INFO] [stderr]     --> src/net/tcp.rs:1422:41
[INFO] [stderr]      |
[INFO] [stderr] 1422 |         let listener_inner = listener.0.socket().as_inner();
[INFO] [stderr]      |                                         ^^^^^^
[INFO] [stderr]      | 
[INFO] [stderr]     ::: src/sys_common/net.rs:187:1
[INFO] [stderr]      |
[INFO] [stderr] 187  | pub struct TcpSocket {
[INFO] [stderr]      | -------------------- method `socket` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `socket` found for type `sys_common::net::TcpSocket` in the current scope
[INFO] [stderr]     --> src/net/tcp.rs:1429:37
[INFO] [stderr]      |
[INFO] [stderr] 1429 |         let stream_inner = stream.0.socket().as_inner();
[INFO] [stderr]      |                                     ^^^^^^
[INFO] [stderr]      | 
[INFO] [stderr]     ::: src/sys_common/net.rs:187:1
[INFO] [stderr]      |
[INFO] [stderr] 187  | pub struct TcpSocket {
[INFO] [stderr]      | -------------------- method `socket` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `socket` found for type `sys_common::net::UdpSocket` in the current scope
[INFO] [stderr]    --> src/net/udp.rs:904:39
[INFO] [stderr]     |
[INFO] [stderr] 904 |         let udpsock_inner = udpsock.0.socket().as_inner();
[INFO] [stderr]     |                                       ^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/sys_common/net.rs:591:1
[INFO] [stderr]     |
[INFO] [stderr] 591 | pub struct UdpSocket {
[INFO] [stderr]     | -------------------- method `socket` not found for this
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sys_common::AsInner`
[INFO] [stderr]    --> src/net/tcp.rs:839:9
[INFO] [stderr]     |
[INFO] [stderr] 839 |     use sys_common::AsInner;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sys_common::AsInner`
[INFO] [stderr]    --> src/net/udp.rs:739:9
[INFO] [stderr]     |
[INFO] [stderr] 739 |     use sys_common::AsInner;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: Could not compile `psocket`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "dee3b78f30d694c8a05f067ffeb937b99ce319e638134943da8ee672d36b615e"`
[INFO] running `"docker" "rm" "-f" "dee3b78f30d694c8a05f067ffeb937b99ce319e638134943da8ee672d36b615e"`
[INFO] [stdout] dee3b78f30d694c8a05f067ffeb937b99ce319e638134943da8ee672d36b615e