[INFO] fetching crate nbd 0.3.0...
[INFO] checking nbd-0.3.0 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate nbd 0.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate nbd 0.3.0 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nbd 0.3.0
[INFO] finished tweaking crates.io crate nbd 0.3.0
[INFO] tweaked toml for crates.io crate nbd 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate nbd 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pipe v0.0.3
[INFO] [stderr]   Downloaded readwrite v0.1.2
[INFO] [stderr]   Downloaded proptest v0.8.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 264b222f9aa99f4c69f6a3f92e3634ceb20850485585e3b64bcbeeb79489abcb
[INFO] running `Command { std: "docker" "start" "-a" "264b222f9aa99f4c69f6a3f92e3634ceb20850485585e3b64bcbeeb79489abcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "264b222f9aa99f4c69f6a3f92e3634ceb20850485585e3b64bcbeeb79489abcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "264b222f9aa99f4c69f6a3f92e3634ceb20850485585e3b64bcbeeb79489abcb", kill_on_drop: false }`
[INFO] [stdout] 264b222f9aa99f4c69f6a3f92e3634ceb20850485585e3b64bcbeeb79489abcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb28306c02a49adef68bb2d0acb4e1e428e37af8d91608e99ea65ea1d37902e9
[INFO] running `Command { std: "docker" "start" "-a" "cb28306c02a49adef68bb2d0acb4e1e428e37af8d91608e99ea65ea1d37902e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking readwrite v0.1.2
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking pipe v0.0.3
[INFO] [stderr]     Checking nbd v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking proptest v0.8.7
[INFO] [stdout] error[E0277]: expected a `Fn(&str)` closure, found `Export<_>`
[INFO] [stdout]    --> tests/fuzz_hs.rs:60:46
[INFO] [stdout]     |
[INFO] [stdout] 60  |         let ret = nbd::server::handshake(s, &exp);
[INFO] [stdout]     |                   ----------------------     ^^^ expected an `Fn(&str)` closure, found `Export<_>`
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `for<'a> Fn<(&'a str,)>` is not implemented for `Export<_>`, which is required by `for<'a> &Export<_>: FnOnce(&'a str)`
[INFO] [stdout]     = note: required for `&Export<_>` to implement `for<'a> FnOnce<(&'a str,)>`
[INFO] [stdout] note: required by a bound in `nbd::server::handshake`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:105:49
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn handshake<IO: Write + Read, Data, F: FnOnce(&str) -> Result<Export<Data>>>(mut c: IO, exports: F) -> Result<Data> {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `handshake`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: expected a `FnOnce(&str)` closure, found `Export<_>`
[INFO] [stdout]    --> tests/fuzz_hs.rs:60:45
[INFO] [stdout]     |
[INFO] [stdout] 60  |         let ret = nbd::server::handshake(s, &exp);
[INFO] [stdout]     |                   ----------------------    ^^^^ expected an `FnOnce(&str)` closure, found `Export<_>`
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `for<'a> FnOnce<(&'a str,)>` is not implemented for `Export<_>`
[INFO] [stdout] note: required by a bound in `nbd::server::handshake`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:105:65
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn handshake<IO: Write + Read, Data, F: FnOnce(&str) -> Result<Export<Data>>>(mut c: IO, exports: F) -> Result<Data> {
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^^^^^^^^^^ required by this bound in `handshake`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nbd` (test "fuzz_hs") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cb28306c02a49adef68bb2d0acb4e1e428e37af8d91608e99ea65ea1d37902e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb28306c02a49adef68bb2d0acb4e1e428e37af8d91608e99ea65ea1d37902e9", kill_on_drop: false }`
[INFO] [stdout] cb28306c02a49adef68bb2d0acb4e1e428e37af8d91608e99ea65ea1d37902e9
[INFO] checking nbd-0.3.0 against try#b4fc5dbf0bc33be331f9d893db5b3a794f29724a+rustflags=-Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds for pr-121251
[INFO] extracting crate nbd 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate nbd 0.3.0 on toolchain b4fc5dbf0bc33be331f9d893db5b3a794f29724a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nbd 0.3.0
[INFO] finished tweaking crates.io crate nbd 0.3.0
[INFO] tweaked toml for crates.io crate nbd 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate nbd 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b5919d14e835c54f18628de5633a1cb17a8ab4bc68086bca7ef4951570dbfa1
[INFO] running `Command { std: "docker" "start" "-a" "7b5919d14e835c54f18628de5633a1cb17a8ab4bc68086bca7ef4951570dbfa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b5919d14e835c54f18628de5633a1cb17a8ab4bc68086bca7ef4951570dbfa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b5919d14e835c54f18628de5633a1cb17a8ab4bc68086bca7ef4951570dbfa1", kill_on_drop: false }`
[INFO] [stdout] 7b5919d14e835c54f18628de5633a1cb17a8ab4bc68086bca7ef4951570dbfa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7415fccd12b4b5385b4281acebf37f20ddc2c26accd56ca297044f450cf925f3
[INFO] running `Command { std: "docker" "start" "-a" "7415fccd12b4b5385b4281acebf37f20ddc2c26accd56ca297044f450cf925f3", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking pipe v0.0.3
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking readwrite v0.1.2
[INFO] [stderr]     Checking nbd v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/lib.rs:52:46
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let len = match reader.read(&mut buf[0..to_read]) {
[INFO] [stdout]    |                                              ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:523:40
[INFO] [stdout]     |
[INFO] [stdout] 523 |             self.c.read_exact(&mut buf[0..(len as usize)])?;
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:538:35
[INFO] [stdout]     |
[INFO] [stdout] 538 |             self.c.write_all(&buf[0..(len as usize)])?;
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking proptest v0.8.7
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/lib.rs:52:46
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let len = match reader.read(&mut buf[0..to_read]) {
[INFO] [stdout]    |                                              ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:523:40
[INFO] [stdout]     |
[INFO] [stdout] 523 |             self.c.read_exact(&mut buf[0..(len as usize)])?;
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:538:35
[INFO] [stdout]     |
[INFO] [stdout] 538 |             self.c.write_all(&buf[0..(len as usize)])?;
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/fuzz_hs.rs:45:67
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn fuzz_client_hs(chunks in prop::collection::vec(gen_chunk(),3..12)) {
[INFO] [stdout]    |                                                                   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/fuzz_hs.rs:57:67
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn fuzz_server_hs(chunks in prop::collection::vec(gen_chunk(),3..12)) {
[INFO] [stdout]    |                                                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/fuzz_roundtrip.rs:27:27
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn biased_size()(x in 0..65536usize, y in 0..3u8) -> usize {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/fuzz_roundtrip.rs:27:47
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn biased_size()(x in 0..65536usize, y in 0..3u8) -> usize {
[INFO] [stdout]    |                                               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/fuzz_roundtrip.rs:38:10
[INFO] [stdout]    |
[INFO] [stdout] 38 |         (0..SS).prop_map(Action::Seek),
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/fuzz_roundtrip.rs:51:68
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn fuzz_roundtrip(script in prop::collection::vec(gen_action(),3..12)) {
[INFO] [stdout]    |                                                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/fuzz_roundtrip.rs:85:44
[INFO] [stdout]    |
[INFO] [stdout] 85 |                     let bufview = &mut buf[0..sz];
[INFO] [stdout]    |                                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/fuzz_roundtrip.rs:91:45
[INFO] [stdout]    |
[INFO] [stdout] 91 |                     let bufview  = &mut buf[0..sz];
[INFO] [stdout]    |                                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/fuzz_roundtrip.rs:92:46
[INFO] [stdout]    |
[INFO] [stdout] 92 |                     let bufview2 = &mut buf2[0..sz];
[INFO] [stdout]    |                                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/fuzz_roundtrip.rs:96:37
[INFO] [stdout]    |
[INFO] [stdout] 96 |                     assert!(bufview[0..ret1] == bufview2[0..ret2]);
[INFO] [stdout]    |                                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/fuzz_roundtrip.rs:96:58
[INFO] [stdout]    |
[INFO] [stdout] 96 |                     assert!(bufview[0..ret1] == bufview2[0..ret2]);
[INFO] [stdout]    |                                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> examples/server.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 |         data[0..signature.len()].copy_from_slice(&signature);
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/fuzz_transmission.rs:24:27
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn biased_size()(x in 0..32usize, y in 0..3u8) -> usize {
[INFO] [stdout]    |                           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/fuzz_transmission.rs:24:44
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn biased_size()(x in 0..32usize, y in 0..3u8) -> usize {
[INFO] [stdout]    |                                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/fuzz_transmission.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 |         (0..SS).prop_map(Action::Seek),
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/fuzz_transmission.rs:88:77
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn fuzz_client_transmission(chunks in prop::collection::vec(gen_chunk(),3..30),
[INFO] [stdout]    |                                                                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/fuzz_transmission.rs:89:78
[INFO] [stdout]    |
[INFO] [stdout] 89 | ...                   script in prop::collection::vec(gen_action(),3..12),
[INFO] [stdout]    |                                                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fuzz_transmission.rs:107:46
[INFO] [stdout]     |
[INFO] [stdout] 107 |                         if client.write(&buf[0..sz]).is_ok() { succ += 1; }
[INFO] [stdout]     |                                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fuzz_transmission.rs:112:49
[INFO] [stdout]     |
[INFO] [stdout] 112 |                         if client.read(&mut buf[0..sz]).is_ok() { succ += 1; }
[INFO] [stdout]     |                                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fuzz_transmission.rs:125:77
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn fuzz_server_transmission(chunks in prop::collection::vec(gen_chunk(),3..12)) {
[INFO] [stdout]     |                                                                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: expected a `Fn(&str)` closure, found `Export<_>`
[INFO] [stdout]    --> tests/fuzz_hs.rs:60:46
[INFO] [stdout]     |
[INFO] [stdout] 60  |         let ret = nbd::server::handshake(s, &exp);
[INFO] [stdout]     |                   ----------------------     ^^^ expected an `Fn(&str)` closure, found `Export<_>`
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `for<'a> Fn<(&'a str,)>` is not implemented for `Export<_>`, which is required by `for<'a> &Export<_>: FnOnce(&'a str)`
[INFO] [stdout]     = note: required for `&Export<_>` to implement `for<'a> FnOnce<(&'a str,)>`
[INFO] [stdout] note: required by a bound in `nbd::server::handshake`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:105:49
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn handshake<IO: Write + Read, Data, F: FnOnce(&str) -> Result<Export<Data>>>(mut c: IO, exports: F) -> Result<Data> {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `handshake`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: expected a `FnOnce(&str)` closure, found `Export<_>`
[INFO] [stdout]    --> tests/fuzz_hs.rs:60:45
[INFO] [stdout]     |
[INFO] [stdout] 60  |         let ret = nbd::server::handshake(s, &exp);
[INFO] [stdout]     |                   ----------------------    ^^^^ expected an `FnOnce(&str)` closure, found `Export<_>`
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `for<'a> FnOnce<(&'a str,)>` is not implemented for `Export<_>`
[INFO] [stdout] note: required by a bound in `nbd::server::handshake`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:105:65
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn handshake<IO: Write + Read, Data, F: FnOnce(&str) -> Result<Export<Data>>>(mut c: IO, exports: F) -> Result<Data> {
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^^^^^^^^^^ required by this bound in `handshake`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nbd` (test "fuzz_hs") due to 3 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7415fccd12b4b5385b4281acebf37f20ddc2c26accd56ca297044f450cf925f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7415fccd12b4b5385b4281acebf37f20ddc2c26accd56ca297044f450cf925f3", kill_on_drop: false }`
[INFO] [stdout] 7415fccd12b4b5385b4281acebf37f20ddc2c26accd56ca297044f450cf925f3
