[INFO] crate nbd 0.2.2 is already in cache
[INFO] checking nbd-0.2.2 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate nbd 0.2.2 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate nbd 0.2.2 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate nbd 0.2.2
[INFO] finished tweaking crates.io crate nbd 0.2.2
[INFO] tweaked toml for crates.io crate nbd 0.2.2 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7844589b2fe56f17d1e81f002a9f421bdcd1bf7696b2d70ff6947405788608a0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "7844589b2fe56f17d1e81f002a9f421bdcd1bf7696b2d70ff6947405788608a0"`
[INFO] [stderr]     Checking pipe v0.0.3
[INFO] [stderr]     Checking readwrite v0.1.1
[INFO] [stderr]     Checking nbd v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:560:41
[INFO] [stderr]     |
[INFO] [stderr] 560 |     pub const NBD_REP_FLAG_ERROR: u32 = (1 << 31);
[INFO] [stderr]     |                                         ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:561:40
[INFO] [stderr]     |
[INFO] [stderr] 561 |     pub const NBD_REP_ERR_UNSUP: u32 = (1 | NBD_REP_FLAG_ERROR);
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:562:41
[INFO] [stderr]     |
[INFO] [stderr] 562 |     pub const NBD_REP_ERR_POLICY: u32 = (2 | NBD_REP_FLAG_ERROR);
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:563:42
[INFO] [stderr]     |
[INFO] [stderr] 563 |     pub const NBD_REP_ERR_INVALID: u32 = (3 | NBD_REP_FLAG_ERROR);
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:564:43
[INFO] [stderr]     |
[INFO] [stderr] 564 |     pub const NBD_REP_ERR_PLATFORM: u32 = (4 | NBD_REP_FLAG_ERROR);
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:565:43
[INFO] [stderr]     |
[INFO] [stderr] 565 |     pub const NBD_REP_ERR_TLS_REQD: u32 = (5 | NBD_REP_FLAG_ERROR);
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:566:42
[INFO] [stderr]     |
[INFO] [stderr] 566 |     pub const NBD_REP_ERR_UNKNOWN: u32 = (6 | NBD_REP_FLAG_ERROR);
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:567:50
[INFO] [stderr]     |
[INFO] [stderr] 567 |     pub const NBD_REP_ERR_BLOCK_SIZE_REQD: u32 = (8 | NBD_REP_FLAG_ERROR);
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:569:46
[INFO] [stderr]     |
[INFO] [stderr] 569 |     pub const NBD_FLAG_FIXED_NEWSTYLE: u16 = (1 << 0);
[INFO] [stderr]     |                                              ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:570:41
[INFO] [stderr]     |
[INFO] [stderr] 570 |     pub const NBD_FLAG_NO_ZEROES: u16 = (1 << 1);
[INFO] [stderr]     |                                         ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:580:41
[INFO] [stderr]     |
[INFO] [stderr] 580 |     pub const NBD_FLAG_HAS_FLAGS: u16 = (1 << 0);
[INFO] [stderr]     |                                         ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:581:41
[INFO] [stderr]     |
[INFO] [stderr] 581 |     pub const NBD_FLAG_READ_ONLY: u16 = (1 << 1);
[INFO] [stderr]     |                                         ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:582:42
[INFO] [stderr]     |
[INFO] [stderr] 582 |     pub const NBD_FLAG_SEND_FLUSH: u16 = (1 << 2);
[INFO] [stderr]     |                                          ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:583:40
[INFO] [stderr]     |
[INFO] [stderr] 583 |     pub const NBD_FLAG_SEND_FUA: u16 = (1 << 3);
[INFO] [stderr]     |                                        ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:584:42
[INFO] [stderr]     |
[INFO] [stderr] 584 |     pub const NBD_FLAG_ROTATIONAL: u16 = (1 << 4);
[INFO] [stderr]     |                                          ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:585:41
[INFO] [stderr]     |
[INFO] [stderr] 585 |     pub const NBD_FLAG_SEND_TRIM: u16 = (1 << 5);
[INFO] [stderr]     |                                         ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:586:49
[INFO] [stderr]     |
[INFO] [stderr] 586 |     pub const NBD_FLAG_SEND_WRITE_ZEROES: u16 = (1 << 6);
[INFO] [stderr]     |                                                 ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:587:46
[INFO] [stderr]     |
[INFO] [stderr] 587 |     pub const NBD_FLAG_CAN_MULTI_CONN: u16 = (1 << 8);
[INFO] [stderr]     |                                              ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/lib.rs:588:43
[INFO] [stderr]     |
[INFO] [stderr] 588 |     pub const NBD_FLAG_SEND_RESIZE: u16 = (1 << 9);
[INFO] [stderr]     |                                           ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Checking proptest v0.8.7
[INFO] [stderr] error[E0495]: cannot infer an appropriate lifetime for lifetime parameter `'a` due to conflicting requirements
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.7/src/arbitrary/_core/iter.rs:44:23
[INFO] [stderr]    |
[INFO] [stderr] 44 |         base.prop_map(Iterator::cloned).boxed()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: first, the lifetime cannot outlive the lifetime `'a` as defined on the impl at 35:6...
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.7/src/arbitrary/_core/iter.rs:35:6
[INFO] [stderr]    |
[INFO] [stderr] 35 | impl<'a, T: 'static + Clone, A: fmt::Debug + 'static + Iterator<Item = &'a T>>
[INFO] [stderr]    |      ^^
[INFO] [stderr] note: ...so that the types are compatible
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.7/src/arbitrary/_core/iter.rs:44:23
[INFO] [stderr]    |
[INFO] [stderr] 44 |         base.prop_map(Iterator::cloned).boxed()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^
[INFO] [stderr]    = note: expected  `&'a T`
[INFO] [stderr]               found  `&T`
[INFO] [stderr]    = note: but, the lifetime must be valid for the static lifetime...
[INFO] [stderr] note: ...so that the type `strategy::map::Map<S, fn(A) -> core::iter::Cloned<A> {<A as core::iter::Iterator>::cloned::<'_, T>}>` will meet its required lifetime bounds
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proptest-0.8.7/src/arbitrary/_core/iter.rs:44:41
[INFO] [stderr]    |
[INFO] [stderr] 44 |         base.prop_map(Iterator::cloned).boxed()
[INFO] [stderr]    |                                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0495`.
[INFO] [stderr] error: could not compile `proptest`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "7844589b2fe56f17d1e81f002a9f421bdcd1bf7696b2d70ff6947405788608a0"`
[INFO] running `"docker" "rm" "-f" "7844589b2fe56f17d1e81f002a9f421bdcd1bf7696b2d70ff6947405788608a0"`
[INFO] [stdout] 7844589b2fe56f17d1e81f002a9f421bdcd1bf7696b2d70ff6947405788608a0
