[INFO] fetching crate multipart-async 0.0.2...
[INFO] testing multipart-async-0.0.2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate multipart-async 0.0.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate multipart-async 0.0.2 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c2ad341294e620e296973b47dc9a49a78899b0658b9ec990116e369d6898c464
[INFO] running `"docker" "start" "-a" "c2ad341294e620e296973b47dc9a49a78899b0658b9ec990116e369d6898c464"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling try-lock v0.1.0
[INFO] [stderr]    Compiling take v0.1.0
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling smallvec v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling display_bytes v0.1.0
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling crossbeam-queue v0.2.2
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling want v0.0.4
[INFO] [stderr]    Compiling relay v0.1.1
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-uds v0.2.6
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling hyper v0.11.27
[INFO] [stderr]    Compiling multipart-async v0.0.2 (/opt/rustwide/workdir)
[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: 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: 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 item '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]     |                            ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[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: method is never used: `maybe_boundary`
[INFO] [stderr]    --> src/server/boundary.rs:261:5
[INFO] [stderr]     |
[INFO] [stderr] 261 |     fn maybe_boundary(&self, bytes: &[u8]) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_boundary`
[INFO] [stderr]    --> src/server/boundary.rs:266:5
[INFO] [stderr]     |
[INFO] [stderr] 266 |     fn check_boundary(&self, bytes: &[u8]) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `consume_boundary`
[INFO] [stderr]    --> src/server/boundary.rs:278:5
[INFO] [stderr]     |
[INFO] [stderr] 278 |     pub fn consume_boundary(&mut self) -> Poll<bool, S::Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `confirm_boundary`
[INFO] [stderr]    --> src/server/boundary.rs:290:5
[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 is never used: `confirm_boundary_split`
[INFO] [stderr]    --> src/server/boundary.rs:324:5
[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: function is never used: `check_last_two`
[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: function is never used: `random_alphanumeric`
[INFO] [stderr]   --> src/lib.rs:56:4
[INFO] [stderr]    |
[INFO] [stderr] 56 | fn random_alphanumeric(len: usize) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 40 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.11s
[INFO] running `"docker" "inspect" "c2ad341294e620e296973b47dc9a49a78899b0658b9ec990116e369d6898c464"`
[INFO] running `"docker" "rm" "-f" "c2ad341294e620e296973b47dc9a49a78899b0658b9ec990116e369d6898c464"`
[INFO] [stdout] c2ad341294e620e296973b47dc9a49a78899b0658b9ec990116e369d6898c464
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 71cd7ef1a57f6bddaf5acf051228d541fe4ac347344afa26ae1c484c0db20004
[INFO] running `"docker" "start" "-a" "71cd7ef1a57f6bddaf5acf051228d541fe4ac347344afa26ae1c484c0db20004"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling multipart-async v0.0.2 (/opt/rustwide/workdir)
[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: 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: 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 item '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]     |                            ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[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: method is never used: `maybe_boundary`
[INFO] [stderr]    --> src/server/boundary.rs:261:5
[INFO] [stderr]     |
[INFO] [stderr] 261 |     fn maybe_boundary(&self, bytes: &[u8]) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_boundary`
[INFO] [stderr]    --> src/server/boundary.rs:266:5
[INFO] [stderr]     |
[INFO] [stderr] 266 |     fn check_boundary(&self, bytes: &[u8]) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `consume_boundary`
[INFO] [stderr]    --> src/server/boundary.rs:278:5
[INFO] [stderr]     |
[INFO] [stderr] 278 |     pub fn consume_boundary(&mut self) -> Poll<bool, S::Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `confirm_boundary`
[INFO] [stderr]    --> src/server/boundary.rs:290:5
[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 is never used: `confirm_boundary_split`
[INFO] [stderr]    --> src/server/boundary.rs:324:5
[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: function is never used: `check_last_two`
[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: function is never used: `random_alphanumeric`
[INFO] [stderr]   --> src/lib.rs:56:4
[INFO] [stderr]    |
[INFO] [stderr] 56 | fn random_alphanumeric(len: usize) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 40 warnings emitted
[INFO] [stderr] 
[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 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 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: 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: 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 item '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]     |                            ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[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 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: 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: method is never used: `maybe_boundary`
[INFO] [stderr]    --> src/server/boundary.rs:261:5
[INFO] [stderr]     |
[INFO] [stderr] 261 |     fn maybe_boundary(&self, bytes: &[u8]) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `random_alphanumeric`
[INFO] [stderr]   --> src/lib.rs:56:4
[INFO] [stderr]    |
[INFO] [stderr] 56 | fn random_alphanumeric(len: usize) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 38 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `"docker" "inspect" "71cd7ef1a57f6bddaf5acf051228d541fe4ac347344afa26ae1c484c0db20004"`
[INFO] running `"docker" "rm" "-f" "71cd7ef1a57f6bddaf5acf051228d541fe4ac347344afa26ae1c484c0db20004"`
[INFO] [stdout] 71cd7ef1a57f6bddaf5acf051228d541fe4ac347344afa26ae1c484c0db20004
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stdout] fac5f2aac7a3abc41b49e1101d162f31a8c3725873fe65c8bf5fd755cb4b874c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "fac5f2aac7a3abc41b49e1101d162f31a8c3725873fe65c8bf5fd755cb4b874c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[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: 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: 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 item '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]     |                            ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[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: method is never used: `maybe_boundary`
[INFO] [stderr]    --> src/server/boundary.rs:261:5
[INFO] [stderr]     |
[INFO] [stderr] 261 |     fn maybe_boundary(&self, bytes: &[u8]) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_boundary`
[INFO] [stderr]    --> src/server/boundary.rs:266:5
[INFO] [stderr]     |
[INFO] [stderr] 266 |     fn check_boundary(&self, bytes: &[u8]) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `consume_boundary`
[INFO] [stderr]    --> src/server/boundary.rs:278:5
[INFO] [stderr]     |
[INFO] [stderr] 278 |     pub fn consume_boundary(&mut self) -> Poll<bool, S::Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `confirm_boundary`
[INFO] [stderr]    --> src/server/boundary.rs:290:5
[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 is never used: `confirm_boundary_split`
[INFO] [stderr]    --> src/server/boundary.rs:324:5
[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: function is never used: `check_last_two`
[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: function is never used: `random_alphanumeric`
[INFO] [stderr]   --> src/lib.rs:56:4
[INFO] [stderr]    |
[INFO] [stderr] 56 | fn random_alphanumeric(len: usize) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 40 warnings emitted
[INFO] [stderr] 
[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 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 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: 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: 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 item '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]     |                            ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[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 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: 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: method is never used: `maybe_boundary`
[INFO] [stderr]    --> src/server/boundary.rs:261:5
[INFO] [stderr]     |
[INFO] [stderr] 261 |     fn maybe_boundary(&self, bytes: &[u8]) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `random_alphanumeric`
[INFO] [stderr]   --> src/lib.rs:56:4
[INFO] [stderr]    |
[INFO] [stderr] 56 | fn random_alphanumeric(len: usize) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 38 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/multipart_async-ab587cf4cd2c2758
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test server::boundary::test::split_repeat_once ... 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::simple ... 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
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "fac5f2aac7a3abc41b49e1101d162f31a8c3725873fe65c8bf5fd755cb4b874c"`
[INFO] running `"docker" "rm" "-f" "fac5f2aac7a3abc41b49e1101d162f31a8c3725873fe65c8bf5fd755cb4b874c"`
[INFO] [stdout] fac5f2aac7a3abc41b49e1101d162f31a8c3725873fe65c8bf5fd755cb4b874c