[INFO] fetching crate multipart-async 0.0.2...
[INFO] testing multipart-async-0.0.2 against 1.69.0 for beta-1.70-1
[INFO] extracting crate multipart-async 0.0.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate multipart-async 0.0.2 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate multipart-async 0.0.2
[INFO] finished tweaking crates.io crate multipart-async 0.0.2
[INFO] tweaked toml for crates.io crate multipart-async 0.0.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded display_bytes v0.1.0
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[INFO] [stdout] 45e81a0ff08bcd5380d6e7a10a403288f9531028a77e54e8dcca406e2cfec6e3
[INFO] running `Command { std: "docker" "start" "-a" "45e81a0ff08bcd5380d6e7a10a403288f9531028a77e54e8dcca406e2cfec6e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45e81a0ff08bcd5380d6e7a10a403288f9531028a77e54e8dcca406e2cfec6e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45e81a0ff08bcd5380d6e7a10a403288f9531028a77e54e8dcca406e2cfec6e3", kill_on_drop: false }`
[INFO] [stdout] 45e81a0ff08bcd5380d6e7a10a403288f9531028a77e54e8dcca406e2cfec6e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4cee67de545da21ce6c22f54224398cc0bc944acc66178dd4940848bbd42a00
[INFO] running `Command { std: "docker" "start" "-a" "e4cee67de545da21ce6c22f54224398cc0bc944acc66178dd4940848bbd42a00", kill_on_drop: false }`
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[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling mime_guess v2.0.4
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[INFO] [stderr]    Compiling hyper v0.11.27
[INFO] [stderr]    Compiling multipart-async v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/lib.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | use std::sync::Arc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mime::Mime`
[INFO] [stdout]   --> src/server/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use mime::Mime;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tempdir::TempDir`
[INFO] [stdout]   --> src/server/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use tempdir::TempDir;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]   --> src/server/mod.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::borrow::Borrow;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]   --> src/server/mod.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use std::collections::VecDeque;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `File`, `self`
[INFO] [stdout]   --> src/server/mod.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::fs::{self, File};
[INFO] [stdout]    |               ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf`, `Path`
[INFO] [stdout]   --> src/server/mod.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 | use std::path::{Path, PathBuf};
[INFO] [stdout]    |                 ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fmt`, `mem`, `ptr`
[INFO] [stdout]   --> src/server/mod.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 | use std::{fmt, io, mem, ptr};
[INFO] [stdout]    |           ^^^      ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]   --> src/server/boundary.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::cmp;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Borrow`, `Cow`
[INFO] [stdout]   --> src/server/boundary.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::borrow::{Borrow, Cow};
[INFO] [stdout]    |                   ^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]   --> src/server/boundary.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::error::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]   --> src/server/boundary.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::io;
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Async`, `Future`
[INFO] [stdout]  --> src/server/field/mod.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures::{Future, Stream, Async, Poll};
[INFO] [stdout]   |               ^^^^^^          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::Async::*`
[INFO] [stdout]  --> src/server/field/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures::Async::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Mime`, `self`
[INFO] [stdout]   --> src/server/field/mod.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | use mime::{self, Mime};
[INFO] [stdout]    |            ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `io`, `mem`, `str`
[INFO] [stdout]   --> src/server/field/mod.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::{io, mem, str};
[INFO] [stdout]    |           ^^  ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `helpers::*`
[INFO] [stdout]   --> src/server/field/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use helpers::*;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::httparse::EMPTY_HEADER`
[INFO] [stdout]   --> src/server/field/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use self::httparse::EMPTY_HEADER;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::Async::*`
[INFO] [stdout]  --> src/server/field/collect.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use futures::Async::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `server::boundary::BoundaryFinder`
[INFO] [stdout]  --> src/server/field/collect.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use server::boundary::BoundaryFinder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Internal`
[INFO] [stdout]   --> src/server/field/collect.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | use server::{Internal, BodyChunk, StreamError};
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/server/mod.rs:47:41
[INFO] [stdout]     |
[INFO] [stdout] 47  |         return ::helpers::error($string);
[INFO] [stdout]     |                                         ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/server/field/collect.rs:159:25
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 None => ret_err!("unexpected end of stream while decoding a UTF-8 sequence"),
[INFO] [stdout]     |                         -------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Poll`
[INFO] [stdout]  --> src/server/field/headers.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use futures::{Poll, Stream};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io`
[INFO] [stdout]  --> src/server/field/headers.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{io, str};
[INFO] [stdout]   |           ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Multipart`
[INFO] [stdout]  --> src/server/field/headers.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 7 | use server::{Multipart, BodyChunk, StreamError, httparse, twoway};
[INFO] [stdout]   |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/server/mod.rs:50:61
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ::helpers::error(format!($string, $($args)*));
[INFO] [stdout]     |                                                             ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/server/field/headers.rs:139:32
[INFO] [stdout]     |
[INFO] [stdout] 139 |         Ok(Status::Partial) => ret_err!("field headers incomplete: {}", show_bytes(bytes)),
[INFO] [stdout]     |                                ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/server/mod.rs:50:61
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ::helpers::error(format!($string, $($args)*));
[INFO] [stdout]     |                                                             ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/server/field/headers.rs:140:19
[INFO] [stdout]     |
[INFO] [stdout] 140 |         Err(e) => ret_err!("error parsing headers: {}; from buffer: {}", e, show_bytes(bytes)),
[INFO] [stdout]     |                   ---------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/server/mod.rs:50:61
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ::helpers::error(format!($string, $($args)*));
[INFO] [stdout]     |                                                             ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/server/field/headers.rs:153:31
[INFO] [stdout]     |
[INFO] [stdout] 153 |                  .or_else(|_| ret_err!("could not parse MIME type from {:?}", str_val))?),
[INFO] [stdout]     |                               -------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/server/mod.rs:50:61
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ::helpers::error(format!($string, $($args)*));
[INFO] [stdout]     |                                                             ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/server/field/headers.rs:167:24
[INFO] [stdout]     |
[INFO] [stdout] 167 |         Some(other) => ret_err!("unexpected multipart field Content-Disposition: {}", other),
[INFO] [stdout]     |                        --------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Stream`
[INFO] [stdout]  --> src/helpers.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures::{Async, Stream};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]   --> src/helpers.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::error::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]   --> src/helpers.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::io;
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/server/field/headers.rs:198:28
[INFO] [stdout]     |
[INFO] [stdout] 198 |     let mut splits = input.trim_left_matches(&[' ', ';'][..]).splitn(1, '=');
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 198 |     let mut splits = input.trim_start_matches(&[' ', ';'][..]).splitn(1, '=');
[INFO] [stdout]     |                            ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude`
[INFO] [stdout]   --> src/server/mod.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use std::io::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Write`
[INFO] [stdout]    --> src/server/boundary.rs:395:13
[INFO] [stdout]     |
[INFO] [stdout] 395 |         use std::fmt::Write;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/server/boundary.rs:313:13
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let len = boundary.len();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/server/field/collect.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let mut stream = data.stream_mut();
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_alphanumeric` is never used
[INFO] [stdout]   --> src/lib.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn random_alphanumeric(len: usize) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `End` is never constructed
[INFO] [stdout]    --> src/server/boundary.rs:390:5
[INFO] [stdout]     |
[INFO] [stdout] 381 | enum State<B> {
[INFO] [stdout]     |      ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 390 |     End,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_last_two` is never used
[INFO] [stdout]    --> src/server/boundary.rs:438:4
[INFO] [stdout]     |
[INFO] [stdout] 438 | fn check_last_two(boundary: &[u8]) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `maybe_boundary` is never used
[INFO] [stdout]    --> src/server/boundary.rs:261:8
[INFO] [stdout]     |
[INFO] [stdout] 261 |     fn maybe_boundary(&self, bytes: &[u8]) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `check_boundary` is never used
[INFO] [stdout]    --> src/server/boundary.rs:266:8
[INFO] [stdout]     |
[INFO] [stdout] 266 |     fn check_boundary(&self, bytes: &[u8]) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `consume_boundary` is never used
[INFO] [stdout]    --> src/server/boundary.rs:278:12
[INFO] [stdout]     |
[INFO] [stdout] 278 |     pub fn consume_boundary(&mut self) -> Poll<bool, S::Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `confirm_boundary` is never used
[INFO] [stdout]    --> src/server/boundary.rs:290:8
[INFO] [stdout]     |
[INFO] [stdout] 290 |     fn confirm_boundary(&mut self, boundary: S::Item) -> Poll<bool, S::Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `confirm_boundary_split` is never used
[INFO] [stdout]    --> src/server/boundary.rs:324:8
[INFO] [stdout]     |
[INFO] [stdout] 324 |     fn confirm_boundary_split(&mut self, first: S::Item, second: S::Item) -> Poll<bool, S::Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 46 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.37s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: multipart-async v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "e4cee67de545da21ce6c22f54224398cc0bc944acc66178dd4940848bbd42a00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4cee67de545da21ce6c22f54224398cc0bc944acc66178dd4940848bbd42a00", kill_on_drop: false }`
[INFO] [stdout] e4cee67de545da21ce6c22f54224398cc0bc944acc66178dd4940848bbd42a00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a803c08b05bbe4ec6699a376d9b449e782d72cca67e7401aebce24426dc8f312
[INFO] running `Command { std: "docker" "start" "-a" "a803c08b05bbe4ec6699a376d9b449e782d72cca67e7401aebce24426dc8f312", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/lib.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | use std::sync::Arc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mime::Mime`
[INFO] [stdout]   --> src/server/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use mime::Mime;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tempdir::TempDir`
[INFO] [stdout]   --> src/server/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use tempdir::TempDir;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]   --> src/server/mod.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::borrow::Borrow;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]   --> src/server/mod.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use std::collections::VecDeque;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `File`, `self`
[INFO] [stdout]   --> src/server/mod.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::fs::{self, File};
[INFO] [stdout]    |               ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf`, `Path`
[INFO] [stdout]   --> src/server/mod.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 | use std::path::{Path, PathBuf};
[INFO] [stdout]    |                 ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fmt`, `mem`, `ptr`
[INFO] [stdout]   --> src/server/mod.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 | use std::{fmt, io, mem, ptr};
[INFO] [stdout]    |           ^^^      ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]   --> src/server/boundary.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::cmp;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Borrow`, `Cow`
[INFO] [stdout]   --> src/server/boundary.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::borrow::{Borrow, Cow};
[INFO] [stdout]    |                   ^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]   --> src/server/boundary.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::error::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]   --> src/server/boundary.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::io;
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Async`, `Future`
[INFO] [stdout]  --> src/server/field/mod.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures::{Future, Stream, Async, Poll};
[INFO] [stdout]   |               ^^^^^^          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::Async::*`
[INFO] [stdout]  --> src/server/field/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures::Async::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Mime`, `self`
[INFO] [stdout]   --> src/server/field/mod.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | use mime::{self, Mime};
[INFO] [stdout]    |            ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `io`, `mem`, `str`
[INFO] [stdout]   --> src/server/field/mod.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::{io, mem, str};
[INFO] [stdout]    |           ^^  ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `helpers::*`
[INFO] [stdout]   --> src/server/field/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use helpers::*;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::httparse::EMPTY_HEADER`
[INFO] [stdout]   --> src/server/field/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use self::httparse::EMPTY_HEADER;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::Async::*`
[INFO] [stdout]  --> src/server/field/collect.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use futures::Async::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `server::boundary::BoundaryFinder`
[INFO] [stdout]  --> src/server/field/collect.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use server::boundary::BoundaryFinder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Internal`
[INFO] [stdout]   --> src/server/field/collect.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | use server::{Internal, BodyChunk, StreamError};
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/server/mod.rs:47:41
[INFO] [stdout]     |
[INFO] [stdout] 47  |         return ::helpers::error($string);
[INFO] [stdout]     |                                         ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/server/field/collect.rs:159:25
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 None => ret_err!("unexpected end of stream while decoding a UTF-8 sequence"),
[INFO] [stdout]     |                         -------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Poll`
[INFO] [stdout]  --> src/server/field/headers.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use futures::{Poll, Stream};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io`
[INFO] [stdout]  --> src/server/field/headers.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{io, str};
[INFO] [stdout]   |           ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Multipart`
[INFO] [stdout]  --> src/server/field/headers.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 7 | use server::{Multipart, BodyChunk, StreamError, httparse, twoway};
[INFO] [stdout]   |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/server/mod.rs:50:61
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ::helpers::error(format!($string, $($args)*));
[INFO] [stdout]     |                                                             ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/server/field/headers.rs:139:32
[INFO] [stdout]     |
[INFO] [stdout] 139 |         Ok(Status::Partial) => ret_err!("field headers incomplete: {}", show_bytes(bytes)),
[INFO] [stdout]     |                                ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/server/mod.rs:50:61
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ::helpers::error(format!($string, $($args)*));
[INFO] [stdout]     |                                                             ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/server/field/headers.rs:140:19
[INFO] [stdout]     |
[INFO] [stdout] 140 |         Err(e) => ret_err!("error parsing headers: {}; from buffer: {}", e, show_bytes(bytes)),
[INFO] [stdout]     |                   ---------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/server/mod.rs:50:61
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ::helpers::error(format!($string, $($args)*));
[INFO] [stdout]     |                                                             ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/server/field/headers.rs:153:31
[INFO] [stdout]     |
[INFO] [stdout] 153 |                  .or_else(|_| ret_err!("could not parse MIME type from {:?}", str_val))?),
[INFO] [stdout]     |                               -------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/server/mod.rs:50:61
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ::helpers::error(format!($string, $($args)*));
[INFO] [stdout]     |                                                             ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/server/field/headers.rs:167:24
[INFO] [stdout]     |
[INFO] [stdout] 167 |         Some(other) => ret_err!("unexpected multipart field Content-Disposition: {}", other),
[INFO] [stdout]     |                        --------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Stream`
[INFO] [stdout]  --> src/helpers.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures::{Async, Stream};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]   --> src/helpers.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::error::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]   --> src/helpers.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::io;
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/server/field/headers.rs:198:28
[INFO] [stdout]     |
[INFO] [stdout] 198 |     let mut splits = input.trim_left_matches(&[' ', ';'][..]).splitn(1, '=');
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 198 |     let mut splits = input.trim_start_matches(&[' ', ';'][..]).splitn(1, '=');
[INFO] [stdout]     |                            ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude`
[INFO] [stdout]   --> src/server/mod.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use std::io::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Write`
[INFO] [stdout]    --> src/server/boundary.rs:395:13
[INFO] [stdout]     |
[INFO] [stdout] 395 |         use std::fmt::Write;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/server/boundary.rs:313:13
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let len = boundary.len();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/server/field/collect.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let mut stream = data.stream_mut();
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_alphanumeric` is never used
[INFO] [stdout]   --> src/lib.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn random_alphanumeric(len: usize) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `End` is never constructed
[INFO] [stdout]    --> src/server/boundary.rs:390:5
[INFO] [stdout]     |
[INFO] [stdout] 381 | enum State<B> {
[INFO] [stdout]     |      ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 390 |     End,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_last_two` is never used
[INFO] [stdout]    --> src/server/boundary.rs:438:4
[INFO] [stdout]     |
[INFO] [stdout] 438 | fn check_last_two(boundary: &[u8]) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `maybe_boundary` is never used
[INFO] [stdout]    --> src/server/boundary.rs:261:8
[INFO] [stdout]     |
[INFO] [stdout] 261 |     fn maybe_boundary(&self, bytes: &[u8]) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `check_boundary` is never used
[INFO] [stdout]    --> src/server/boundary.rs:266:8
[INFO] [stdout]     |
[INFO] [stdout] 266 |     fn check_boundary(&self, bytes: &[u8]) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `consume_boundary` is never used
[INFO] [stdout]    --> src/server/boundary.rs:278:12
[INFO] [stdout]     |
[INFO] [stdout] 278 |     pub fn consume_boundary(&mut self) -> Poll<bool, S::Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `confirm_boundary` is never used
[INFO] [stdout]    --> src/server/boundary.rs:290:8
[INFO] [stdout]     |
[INFO] [stdout] 290 |     fn confirm_boundary(&mut self, boundary: S::Item) -> Poll<bool, S::Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `confirm_boundary_split` is never used
[INFO] [stdout]    --> src/server/boundary.rs:324:8
[INFO] [stdout]     |
[INFO] [stdout] 324 |     fn confirm_boundary_split(&mut self, first: S::Item, second: S::Item) -> Poll<bool, S::Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 46 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling multipart-async v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/lib.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | use std::sync::Arc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mime::Mime`
[INFO] [stdout]   --> src/server/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use mime::Mime;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tempdir::TempDir`
[INFO] [stdout]   --> src/server/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use tempdir::TempDir;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]   --> src/server/mod.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::borrow::Borrow;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]   --> src/server/mod.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use std::collections::VecDeque;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `File`, `self`
[INFO] [stdout]   --> src/server/mod.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::fs::{self, File};
[INFO] [stdout]    |               ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf`, `Path`
[INFO] [stdout]   --> src/server/mod.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 | use std::path::{Path, PathBuf};
[INFO] [stdout]    |                 ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fmt`, `mem`, `ptr`
[INFO] [stdout]   --> src/server/mod.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 | use std::{fmt, io, mem, ptr};
[INFO] [stdout]    |           ^^^      ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]   --> src/server/boundary.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::cmp;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Borrow`, `Cow`
[INFO] [stdout]   --> src/server/boundary.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::borrow::{Borrow, Cow};
[INFO] [stdout]    |                   ^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]   --> src/server/boundary.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::error::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]   --> src/server/boundary.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::io;
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Debug`
[INFO] [stdout]    --> src/server/boundary.rs:479:9
[INFO] [stdout]     |
[INFO] [stdout] 479 |     use std::fmt::Debug;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]    --> src/server/boundary.rs:481:9
[INFO] [stdout]     |
[INFO] [stdout] 481 |     use std::io::prelude::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Async`, `Future`
[INFO] [stdout]  --> src/server/field/mod.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures::{Future, Stream, Async, Poll};
[INFO] [stdout]   |               ^^^^^^          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::Async::*`
[INFO] [stdout]  --> src/server/field/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use futures::Async::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Mime`, `self`
[INFO] [stdout]   --> src/server/field/mod.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | use mime::{self, Mime};
[INFO] [stdout]    |            ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `io`, `mem`, `str`
[INFO] [stdout]   --> src/server/field/mod.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::{io, mem, str};
[INFO] [stdout]    |           ^^  ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `helpers::*`
[INFO] [stdout]   --> src/server/field/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use helpers::*;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::httparse::EMPTY_HEADER`
[INFO] [stdout]   --> src/server/field/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use self::httparse::EMPTY_HEADER;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::Async::*`
[INFO] [stdout]  --> src/server/field/collect.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use futures::Async::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `server::boundary::BoundaryFinder`
[INFO] [stdout]  --> src/server/field/collect.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use server::boundary::BoundaryFinder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Internal`
[INFO] [stdout]   --> src/server/field/collect.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | use server::{Internal, BodyChunk, StreamError};
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/server/mod.rs:47:41
[INFO] [stdout]     |
[INFO] [stdout] 47  |         return ::helpers::error($string);
[INFO] [stdout]     |                                         ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/server/field/collect.rs:159:25
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 None => ret_err!("unexpected end of stream while decoding a UTF-8 sequence"),
[INFO] [stdout]     |                         -------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Poll`
[INFO] [stdout]  --> src/server/field/headers.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use futures::{Poll, Stream};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io`
[INFO] [stdout]  --> src/server/field/headers.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{io, str};
[INFO] [stdout]   |           ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Multipart`
[INFO] [stdout]  --> src/server/field/headers.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 7 | use server::{Multipart, BodyChunk, StreamError, httparse, twoway};
[INFO] [stdout]   |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/server/mod.rs:50:61
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ::helpers::error(format!($string, $($args)*));
[INFO] [stdout]     |                                                             ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/server/field/headers.rs:139:32
[INFO] [stdout]     |
[INFO] [stdout] 139 |         Ok(Status::Partial) => ret_err!("field headers incomplete: {}", show_bytes(bytes)),
[INFO] [stdout]     |                                ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/server/mod.rs:50:61
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ::helpers::error(format!($string, $($args)*));
[INFO] [stdout]     |                                                             ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/server/field/headers.rs:140:19
[INFO] [stdout]     |
[INFO] [stdout] 140 |         Err(e) => ret_err!("error parsing headers: {}; from buffer: {}", e, show_bytes(bytes)),
[INFO] [stdout]     |                   ---------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/server/mod.rs:50:61
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ::helpers::error(format!($string, $($args)*));
[INFO] [stdout]     |                                                             ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/server/field/headers.rs:153:31
[INFO] [stdout]     |
[INFO] [stdout] 153 |                  .or_else(|_| ret_err!("could not parse MIME type from {:?}", str_val))?),
[INFO] [stdout]     |                               -------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/server/mod.rs:50:61
[INFO] [stdout]     |
[INFO] [stdout] 50  |         return ::helpers::error(format!($string, $($args)*));
[INFO] [stdout]     |                                                             ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/server/field/headers.rs:167:24
[INFO] [stdout]     |
[INFO] [stdout] 167 |         Some(other) => ret_err!("unexpected multipart field Content-Disposition: {}", other),
[INFO] [stdout]     |                        --------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Stream`
[INFO] [stdout]  --> src/helpers.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures::{Async, Stream};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]   --> src/helpers.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::error::Error;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]   --> src/helpers.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::io;
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/server/field/headers.rs:198:28
[INFO] [stdout]     |
[INFO] [stdout] 198 |     let mut splits = input.trim_left_matches(&[' ', ';'][..]).splitn(1, '=');
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 198 |     let mut splits = input.trim_start_matches(&[' ', ';'][..]).splitn(1, '=');
[INFO] [stdout]     |                            ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude`
[INFO] [stdout]   --> src/server/mod.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use std::io::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Write`
[INFO] [stdout]    --> src/server/boundary.rs:395:13
[INFO] [stdout]     |
[INFO] [stdout] 395 |         use std::fmt::Write;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Future`
[INFO] [stdout]    --> src/server/boundary.rs:476:19
[INFO] [stdout]     |
[INFO] [stdout] 476 |     use futures::{Future, Stream, Poll};
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/server/boundary.rs:313:13
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let len = boundary.len();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/server/field/collect.rs:122:17
[INFO] [stdout]     |
[INFO] [stdout] 122 |             let mut stream = data.stream_mut();
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_alphanumeric` is never used
[INFO] [stdout]   --> src/lib.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn random_alphanumeric(len: usize) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `maybe_boundary` is never used
[INFO] [stdout]    --> src/server/boundary.rs:261:8
[INFO] [stdout]     |
[INFO] [stdout] 261 |     fn maybe_boundary(&self, bytes: &[u8]) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 43 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.35s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: multipart-async v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "a803c08b05bbe4ec6699a376d9b449e782d72cca67e7401aebce24426dc8f312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a803c08b05bbe4ec6699a376d9b449e782d72cca67e7401aebce24426dc8f312", kill_on_drop: false }`
[INFO] [stdout] a803c08b05bbe4ec6699a376d9b449e782d72cca67e7401aebce24426dc8f312
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6796a91a19f0d3d415842a38dea5c9ea47240a6e11ebda0e28f175b3e60b6963
[INFO] running `Command { std: "docker" "start" "-a" "6796a91a19f0d3d415842a38dea5c9ea47240a6e11ebda0e28f175b3e60b6963", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]   --> src/lib.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | use std::rc::Rc;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]   --> src/lib.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 | use std::sync::Arc;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mime::Mime`
[INFO] [stderr]   --> src/server/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use mime::Mime;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tempdir::TempDir`
[INFO] [stderr]   --> src/server/mod.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use tempdir::TempDir;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::Borrow`
[INFO] [stderr]   --> src/server/mod.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | use std::borrow::Borrow;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::VecDeque`
[INFO] [stderr]   --> src/server/mod.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | use std::collections::VecDeque;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `File`, `self`
[INFO] [stderr]   --> src/server/mod.rs:27:15
[INFO] [stderr]    |
[INFO] [stderr] 27 | use std::fs::{self, File};
[INFO] [stderr]    |               ^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `PathBuf`, `Path`
[INFO] [stderr]   --> src/server/mod.rs:29:17
[INFO] [stderr]    |
[INFO] [stderr] 29 | use std::path::{Path, PathBuf};
[INFO] [stderr]    |                 ^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `fmt`, `mem`, `ptr`
[INFO] [stderr]   --> src/server/mod.rs:32:11
[INFO] [stderr]    |
[INFO] [stderr] 32 | use std::{fmt, io, mem, ptr};
[INFO] [stderr]    |           ^^^      ^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]   --> src/server/boundary.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::cmp;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Borrow`, `Cow`
[INFO] [stderr]   --> src/server/boundary.rs:12:19
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::borrow::{Borrow, Cow};
[INFO] [stderr]    |                   ^^^^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]   --> src/server/boundary.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::error::Error;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]   --> src/server/boundary.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::io;
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Async`, `Future`
[INFO] [stderr]  --> src/server/field/mod.rs:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 | use futures::{Future, Stream, Async, Poll};
[INFO] [stderr]   |               ^^^^^^          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::Async::*`
[INFO] [stderr]  --> src/server/field/mod.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use futures::Async::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Mime`, `self`
[INFO] [stderr]   --> src/server/field/mod.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | use mime::{self, Mime};
[INFO] [stderr]    |            ^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `io`, `mem`, `str`
[INFO] [stderr]   --> src/server/field/mod.rs:13:11
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::{io, mem, str};
[INFO] [stderr]    |           ^^  ^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `helpers::*`
[INFO] [stderr]   --> src/server/field/mod.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use helpers::*;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::httparse::EMPTY_HEADER`
[INFO] [stderr]   --> src/server/field/mod.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use self::httparse::EMPTY_HEADER;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::Async::*`
[INFO] [stderr]  --> src/server/field/collect.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use futures::Async::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `server::boundary::BoundaryFinder`
[INFO] [stderr]  --> src/server/field/collect.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use server::boundary::BoundaryFinder;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Internal`
[INFO] [stderr]   --> src/server/field/collect.rs:10:14
[INFO] [stderr]    |
[INFO] [stderr] 10 | use server::{Internal, BodyChunk, StreamError};
[INFO] [stderr]    |              ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> src/server/mod.rs:47:41
[INFO] [stderr]     |
[INFO] [stderr] 47  |         return ::helpers::error($string);
[INFO] [stderr]     |                                         ^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/server/field/collect.rs:159:25
[INFO] [stderr]     |
[INFO] [stderr] 159 |                 None => ret_err!("unexpected end of stream while decoding a UTF-8 sequence"),
[INFO] [stderr]     |                         -------------------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Poll`
[INFO] [stderr]  --> src/server/field/headers.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use futures::{Poll, Stream};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `io`
[INFO] [stderr]  --> src/server/field/headers.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::{io, str};
[INFO] [stderr]   |           ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Multipart`
[INFO] [stderr]  --> src/server/field/headers.rs:7:14
[INFO] [stderr]   |
[INFO] [stderr] 7 | use server::{Multipart, BodyChunk, StreamError, httparse, twoway};
[INFO] [stderr]   |              ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> src/server/mod.rs:50:61
[INFO] [stderr]     |
[INFO] [stderr] 50  |         return ::helpers::error(format!($string, $($args)*));
[INFO] [stderr]     |                                                             ^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/server/field/headers.rs:139:32
[INFO] [stderr]     |
[INFO] [stderr] 139 |         Ok(Status::Partial) => ret_err!("field headers incomplete: {}", show_bytes(bytes)),
[INFO] [stderr]     |                                ----------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> src/server/mod.rs:50:61
[INFO] [stderr]     |
[INFO] [stderr] 50  |         return ::helpers::error(format!($string, $($args)*));
[INFO] [stderr]     |                                                             ^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/server/field/headers.rs:140:19
[INFO] [stderr]     |
[INFO] [stderr] 140 |         Err(e) => ret_err!("error parsing headers: {}; from buffer: {}", e, show_bytes(bytes)),
[INFO] [stderr]     |                   ---------------------------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> src/server/mod.rs:50:61
[INFO] [stderr]     |
[INFO] [stderr] 50  |         return ::helpers::error(format!($string, $($args)*));
[INFO] [stderr]     |                                                             ^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/server/field/headers.rs:153:31
[INFO] [stderr]     |
[INFO] [stderr] 153 |                  .or_else(|_| ret_err!("could not parse MIME type from {:?}", str_val))?),
[INFO] [stderr]     |                               -------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> src/server/mod.rs:50:61
[INFO] [stderr]     |
[INFO] [stderr] 50  |         return ::helpers::error(format!($string, $($args)*));
[INFO] [stderr]     |                                                             ^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/server/field/headers.rs:167:24
[INFO] [stderr]     |
[INFO] [stderr] 167 |         Some(other) => ret_err!("unexpected multipart field Content-Disposition: {}", other),
[INFO] [stderr]     |                        --------------------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: this warning originates in the macro `ret_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Stream`
[INFO] [stderr]  --> src/helpers.rs:7:22
[INFO] [stderr]   |
[INFO] [stderr] 7 | use futures::{Async, Stream};
[INFO] [stderr]   |                      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]   --> src/helpers.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::error::Error;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]   --> src/helpers.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::io;
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stderr]    --> src/server/field/headers.rs:198:28
[INFO] [stderr]     |
[INFO] [stderr] 198 |     let mut splits = input.trim_left_matches(&[' ', ';'][..]).splitn(1, '=');
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] help: replace the use of the deprecated method
[INFO] [stderr]     |
[INFO] [stderr] 198 |     let mut splits = input.trim_start_matches(&[' ', ';'][..]).splitn(1, '=');
[INFO] [stderr]     |                            ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude`
[INFO] [stderr]   --> src/server/mod.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | use std::io::prelude::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Write`
[INFO] [stderr]    --> src/server/boundary.rs:395:13
[INFO] [stderr]     |
[INFO] [stderr] 395 |         use std::fmt::Write;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]    --> src/server/boundary.rs:313:13
[INFO] [stderr]     |
[INFO] [stderr] 313 |         let len = boundary.len();
[INFO] [stderr]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/server/field/collect.rs:122:17
[INFO] [stderr]     |
[INFO] [stderr] 122 |             let mut stream = data.stream_mut();
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `random_alphanumeric` is never used
[INFO] [stderr]   --> src/lib.rs:56:4
[INFO] [stderr]    |
[INFO] [stderr] 56 | fn random_alphanumeric(len: usize) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `End` is never constructed
[INFO] [stderr]    --> src/server/boundary.rs:390:5
[INFO] [stderr]     |
[INFO] [stderr] 381 | enum State<B> {
[INFO] [stderr]     |      ----- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 390 |     End,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `check_last_two` is never used
[INFO] [stderr]    --> src/server/boundary.rs:438:4
[INFO] [stderr]     |
[INFO] [stderr] 438 | fn check_last_two(boundary: &[u8]) -> bool {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `maybe_boundary` is never used
[INFO] [stderr]    --> src/server/boundary.rs:261:8
[INFO] [stderr]     |
[INFO] [stderr] 261 |     fn maybe_boundary(&self, bytes: &[u8]) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `check_boundary` is never used
[INFO] [stderr]    --> src/server/boundary.rs:266:8
[INFO] [stderr]     |
[INFO] [stderr] 266 |     fn check_boundary(&self, bytes: &[u8]) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `consume_boundary` is never used
[INFO] [stderr]    --> src/server/boundary.rs:278:12
[INFO] [stderr]     |
[INFO] [stderr] 278 |     pub fn consume_boundary(&mut self) -> Poll<bool, S::Error> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `confirm_boundary` is never used
[INFO] [stderr]    --> src/server/boundary.rs:290:8
[INFO] [stderr]     |
[INFO] [stderr] 290 |     fn confirm_boundary(&mut self, boundary: S::Item) -> Poll<bool, S::Error> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `confirm_boundary_split` is never used
[INFO] [stderr]    --> src/server/boundary.rs:324:8
[INFO] [stderr]     |
[INFO] [stderr] 324 |     fn confirm_boundary_split(&mut self, first: S::Item, second: S::Item) -> Poll<bool, S::Error> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Debug`
[INFO] [stderr]    --> src/server/boundary.rs:479:9
[INFO] [stderr]     |
[INFO] [stderr] 479 |     use std::fmt::Debug;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude::*`
[INFO] [stderr]    --> src/server/boundary.rs:481:9
[INFO] [stderr]     |
[INFO] [stderr] 481 |     use std::io::prelude::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Future`
[INFO] [stderr]    --> src/server/boundary.rs:476:19
[INFO] [stderr]     |
[INFO] [stderr] 476 |     use futures::{Future, Stream, Poll};
[INFO] [stderr]     |                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `multipart-async` (lib) generated 46 warnings (run `cargo fix --lib -p multipart-async` to apply 31 suggestions)
[INFO] [stderr] warning: `multipart-async` (lib test) generated 43 warnings (40 duplicates) (run `cargo fix --lib -p multipart-async --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: multipart-async v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/multipart_async-bbeecfaf4f626034)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test server::boundary::test::split_repeat_once ... ok
[INFO] [stdout] test server::boundary::test::simple ... ok
[INFO] [stdout] test server::boundary::test::two_parts ... ok
[INFO] [stdout] test server::field::headers::test_header_end_split ... ok
[INFO] [stdout] test server::boundary::test::split_mid_bnd ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests multipart-async
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6796a91a19f0d3d415842a38dea5c9ea47240a6e11ebda0e28f175b3e60b6963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6796a91a19f0d3d415842a38dea5c9ea47240a6e11ebda0e28f175b3e60b6963", kill_on_drop: false }`
[INFO] [stdout] 6796a91a19f0d3d415842a38dea5c9ea47240a6e11ebda0e28f175b3e60b6963
