[INFO] fetching crate mimesniff 0.3.0...
[INFO] building mimesniff-0.3.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate mimesniff 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate mimesniff 0.3.0 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mimesniff 0.3.0
[INFO] finished tweaking crates.io crate mimesniff 0.3.0
[INFO] tweaked toml for crates.io crate mimesniff 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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_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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd468c7d94f20af0649eaa38e806e33552b254aa0e430f1ba9f8bc5740074ff4
[INFO] running `Command { std: "docker" "start" "-a" "cd468c7d94f20af0649eaa38e806e33552b254aa0e430f1ba9f8bc5740074ff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd468c7d94f20af0649eaa38e806e33552b254aa0e430f1ba9f8bc5740074ff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd468c7d94f20af0649eaa38e806e33552b254aa0e430f1ba9f8bc5740074ff4", kill_on_drop: false }`
[INFO] [stdout] cd468c7d94f20af0649eaa38e806e33552b254aa0e430f1ba9f8bc5740074ff4
[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=forbid -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7b72847d88466378978057b80e6ef2151f84381ac1ce8aeb8a8dfd870dd1bfe
[INFO] running `Command { std: "docker" "start" "-a" "e7b72847d88466378978057b80e6ef2151f84381ac1ce8aeb8a8dfd870dd1bfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling mimesniff v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/mimesniffer/magic.rs:248:69
[INFO] [stdout]     |
[INFO] [stdout] 248 | pub fn sniff_mime_type_from_local_data<'a>(buf: &'a [u8]) -> Option<&str> {
[INFO] [stdout]     |                                        --                           ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        lifetime `'a` declared here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `is_unknown_mime_type` and `sniff_mime_type`
[INFO] [stdout]  --> src/mimesniffer/api.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::magic::{is_unknown_mime_type, sniff_mime_type, sniff_mime_type_from_local_data};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MimeTypeSniffable` and `MimeTypeSniffer`
[INFO] [stdout]    --> src/mimesniffer/mod.rs:143:15
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub use api::{MimeTypeSniffable, MimeTypeSniffer, MimeTypeSnifferExt};
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]  --> src/mimesniffer/magic.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ascii::AsciiExt;
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]  --> src/mimesniffer/magic.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ascii::AsciiExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `String` is never constructed
[INFO] [stdout]  --> src/mimesniffer/magic.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Magic {
[INFO] [stdout]   |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 6 |     String(&'static str, &'static str),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BYTES_REQUIRED_FOR_MAGIC` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:105:7
[INFO] [stdout]     |
[INFO] [stdout] 105 | const BYTES_REQUIRED_FOR_MAGIC: usize = 42;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_BYTES_TO_SNIFF_HTML` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:107:7
[INFO] [stdout]     |
[INFO] [stdout] 107 | const MAX_BYTES_TO_SNIFF_HTML: usize = 512;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_BYTES_TO_SNIFF_BIN` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:108:7
[INFO] [stdout]     |
[INFO] [stdout] 108 | const MAX_BYTES_TO_SNIFF_BIN: usize = 512;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_BYTES_TO_SNIFF_XML` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:109:7
[INFO] [stdout]     |
[INFO] [stdout] 109 | const MAX_BYTES_TO_SNIFF_XML: usize = 300;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sniff_mime_type` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn sniff_mime_type<'a>(buf: &'a [u8], url: &'a str, type_hint: &'a str) -> Option<&'a str> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNKNOWN_MIME_TYPES` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:263:7
[INFO] [stdout]     |
[INFO] [stdout] 263 | const UNKNOWN_MIME_TYPES: &'static [&'static str] =
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_unknown_mime_type` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:266:8
[INFO] [stdout]     |
[INFO] [stdout] 266 | pub fn is_unknown_mime_type(type_hint: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `truncate_size` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:274:8
[INFO] [stdout]     |
[INFO] [stdout] 274 | pub fn truncate_size(content: &[u8], max_size: usize) -> (&[u8], bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SNIFFABLE_TAGS` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:290:7
[INFO] [stdout]     |
[INFO] [stdout] 290 | const SNIFFABLE_TAGS: &'static [Magic] = &[
[INFO] [stdout]     |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sniff_for_html` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:319:8
[INFO] [stdout]     |
[INFO] [stdout] 319 | pub fn sniff_for_html(content: &[u8]) -> (Option<&str>, bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BYTE_ORDER_MARKS` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:342:7
[INFO] [stdout]     |
[INFO] [stdout] 342 | const BYTE_ORDER_MARKS: &'static [Magic] = &[
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BYTE_LOOKS_BINARY` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:354:7
[INFO] [stdout]     |
[INFO] [stdout] 354 | const BYTE_LOOKS_BINARY: &'static [u8] = &[
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sniff_binary` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:376:8
[INFO] [stdout]     |
[INFO] [stdout] 376 | pub fn sniff_binary(content: &[u8]) -> (Option<&str>, bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `XML_TAG` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:404:7
[INFO] [stdout]     |
[INFO] [stdout] 404 | const XML_TAG: &'static [u8] = b"<?xml";
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DOCTYPE_TAG` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:405:7
[INFO] [stdout]     |
[INFO] [stdout] 405 | const DOCTYPE_TAG: &'static [u8] = b"<!DOCTYPE";
[INFO] [stdout]     |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAGIC_XML` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:407:7
[INFO] [stdout]     |
[INFO] [stdout] 407 | const MAGIC_XML: &'static [Magic] = &[
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sniff_xml` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:424:8
[INFO] [stdout]     |
[INFO] [stdout] 424 | pub fn sniff_xml<'a>(content: &[u8], type_hint: &'a str) -> (Option<&'a str>, bool) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OfficeDocType` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:460:10
[INFO] [stdout]     |
[INFO] [stdout] 460 | pub enum OfficeDocType {
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OFFICE_EXTENSION_TYPES` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:466:7
[INFO] [stdout]     |
[INFO] [stdout] 466 | const OFFICE_EXTENSION_TYPES: &'static [(OfficeDocType, &'static str)] = &[
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BYTES_REQUIRED_FOR_OFFICE_MAGIC` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:476:7
[INFO] [stdout]     |
[INFO] [stdout] 476 | const BYTES_REQUIRED_FOR_OFFICE_MAGIC: usize = 8;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OFFICE_MAGIC_NUMBERS` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:478:7
[INFO] [stdout]     |
[INFO] [stdout] 478 | const OFFICE_MAGIC_NUMBERS: &'static [Magic] = &[
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_office_mime_type` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:483:8
[INFO] [stdout]     |
[INFO] [stdout] 483 | pub fn is_office_mime_type(type_hint: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sniff_for_invalid_office_docs` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:511:8
[INFO] [stdout]     |
[INFO] [stdout] 511 | pub fn sniff_for_invalid_office_docs<'a>(content: &[u8], type_hint: &'a str) -> Option<&'a str> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sniff_for_office_docs` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:530:8
[INFO] [stdout]     |
[INFO] [stdout] 530 | pub fn sniff_for_office_docs<'a>(content: &[u8], url: &'a str) -> (Option<&'a str>, bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sniff_for_magic_numbers` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:573:8
[INFO] [stdout]     |
[INFO] [stdout] 573 | pub fn sniff_for_magic_numbers(content: &[u8]) -> (Option<&str>, bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `should_sniff_mime_type` is never used
[INFO] [stdout]   --> src/mimesniffer/api.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub trait MimeTypeSniffable {
[INFO] [stdout]    |           ----------------- method in this trait
[INFO] [stdout] 25 |     /// should we sniff content
[INFO] [stdout] 26 |     fn should_sniff_mime_type(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SNIFFABLE_TYPES` is never used
[INFO] [stdout]   --> src/mimesniffer/api.rs:54:7
[INFO] [stdout]    |
[INFO] [stdout] 54 | const SNIFFABLE_TYPES: &'static [&'static str] = &[
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "e7b72847d88466378978057b80e6ef2151f84381ac1ce8aeb8a8dfd870dd1bfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7b72847d88466378978057b80e6ef2151f84381ac1ce8aeb8a8dfd870dd1bfe", kill_on_drop: false }`
[INFO] [stdout] e7b72847d88466378978057b80e6ef2151f84381ac1ce8aeb8a8dfd870dd1bfe
[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=forbid -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42283694d76426fa036bb104aa475768f1c4a5eeb5b14123b84352c2380a9e35
[INFO] running `Command { std: "docker" "start" "-a" "42283694d76426fa036bb104aa475768f1c4a5eeb5b14123b84352c2380a9e35", kill_on_drop: false }`
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/mimesniffer/magic.rs:248:69
[INFO] [stdout]     |
[INFO] [stdout] 248 | pub fn sniff_mime_type_from_local_data<'a>(buf: &'a [u8]) -> Option<&str> {
[INFO] [stdout]     |                                        --                           ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        lifetime `'a` declared here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `is_unknown_mime_type` and `sniff_mime_type`
[INFO] [stdout]  --> src/mimesniffer/api.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::magic::{is_unknown_mime_type, sniff_mime_type, sniff_mime_type_from_local_data};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MimeTypeSniffable` and `MimeTypeSniffer`
[INFO] [stdout]    --> src/mimesniffer/mod.rs:143:15
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub use api::{MimeTypeSniffable, MimeTypeSniffer, MimeTypeSnifferExt};
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]  --> src/mimesniffer/magic.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ascii::AsciiExt;
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]  --> src/mimesniffer/magic.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ascii::AsciiExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `String` is never constructed
[INFO] [stdout]  --> src/mimesniffer/magic.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Magic {
[INFO] [stdout]   |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 6 |     String(&'static str, &'static str),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BYTES_REQUIRED_FOR_MAGIC` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:105:7
[INFO] [stdout]     |
[INFO] [stdout] 105 | const BYTES_REQUIRED_FOR_MAGIC: usize = 42;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_BYTES_TO_SNIFF_HTML` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:107:7
[INFO] [stdout]     |
[INFO] [stdout] 107 | const MAX_BYTES_TO_SNIFF_HTML: usize = 512;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_BYTES_TO_SNIFF_BIN` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:108:7
[INFO] [stdout]     |
[INFO] [stdout] 108 | const MAX_BYTES_TO_SNIFF_BIN: usize = 512;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_BYTES_TO_SNIFF_XML` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:109:7
[INFO] [stdout]     |
[INFO] [stdout] 109 | const MAX_BYTES_TO_SNIFF_XML: usize = 300;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sniff_mime_type` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn sniff_mime_type<'a>(buf: &'a [u8], url: &'a str, type_hint: &'a str) -> Option<&'a str> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNKNOWN_MIME_TYPES` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:263:7
[INFO] [stdout]     |
[INFO] [stdout] 263 | const UNKNOWN_MIME_TYPES: &'static [&'static str] =
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_unknown_mime_type` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:266:8
[INFO] [stdout]     |
[INFO] [stdout] 266 | pub fn is_unknown_mime_type(type_hint: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `truncate_size` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:274:8
[INFO] [stdout]     |
[INFO] [stdout] 274 | pub fn truncate_size(content: &[u8], max_size: usize) -> (&[u8], bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SNIFFABLE_TAGS` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:290:7
[INFO] [stdout]     |
[INFO] [stdout] 290 | const SNIFFABLE_TAGS: &'static [Magic] = &[
[INFO] [stdout]     |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sniff_for_html` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:319:8
[INFO] [stdout]     |
[INFO] [stdout] 319 | pub fn sniff_for_html(content: &[u8]) -> (Option<&str>, bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BYTE_ORDER_MARKS` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:342:7
[INFO] [stdout]     |
[INFO] [stdout] 342 | const BYTE_ORDER_MARKS: &'static [Magic] = &[
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BYTE_LOOKS_BINARY` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:354:7
[INFO] [stdout]     |
[INFO] [stdout] 354 | const BYTE_LOOKS_BINARY: &'static [u8] = &[
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sniff_binary` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:376:8
[INFO] [stdout]     |
[INFO] [stdout] 376 | pub fn sniff_binary(content: &[u8]) -> (Option<&str>, bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `XML_TAG` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:404:7
[INFO] [stdout]     |
[INFO] [stdout] 404 | const XML_TAG: &'static [u8] = b"<?xml";
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DOCTYPE_TAG` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:405:7
[INFO] [stdout]     |
[INFO] [stdout] 405 | const DOCTYPE_TAG: &'static [u8] = b"<!DOCTYPE";
[INFO] [stdout]     |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAGIC_XML` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:407:7
[INFO] [stdout]     |
[INFO] [stdout] 407 | const MAGIC_XML: &'static [Magic] = &[
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sniff_xml` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:424:8
[INFO] [stdout]     |
[INFO] [stdout] 424 | pub fn sniff_xml<'a>(content: &[u8], type_hint: &'a str) -> (Option<&'a str>, bool) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OfficeDocType` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:460:10
[INFO] [stdout]     |
[INFO] [stdout] 460 | pub enum OfficeDocType {
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OFFICE_EXTENSION_TYPES` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:466:7
[INFO] [stdout]     |
[INFO] [stdout] 466 | const OFFICE_EXTENSION_TYPES: &'static [(OfficeDocType, &'static str)] = &[
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BYTES_REQUIRED_FOR_OFFICE_MAGIC` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:476:7
[INFO] [stdout]     |
[INFO] [stdout] 476 | const BYTES_REQUIRED_FOR_OFFICE_MAGIC: usize = 8;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OFFICE_MAGIC_NUMBERS` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:478:7
[INFO] [stdout]     |
[INFO] [stdout] 478 | const OFFICE_MAGIC_NUMBERS: &'static [Magic] = &[
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_office_mime_type` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:483:8
[INFO] [stdout]     |
[INFO] [stdout] 483 | pub fn is_office_mime_type(type_hint: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sniff_for_invalid_office_docs` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:511:8
[INFO] [stdout]     |
[INFO] [stdout] 511 | pub fn sniff_for_invalid_office_docs<'a>(content: &[u8], type_hint: &'a str) -> Option<&'a str> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mimesniff v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `sniff_for_office_docs` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:530:8
[INFO] [stdout]     |
[INFO] [stdout] 530 | pub fn sniff_for_office_docs<'a>(content: &[u8], url: &'a str) -> (Option<&'a str>, bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sniff_for_magic_numbers` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:573:8
[INFO] [stdout]     |
[INFO] [stdout] 573 | pub fn sniff_for_magic_numbers(content: &[u8]) -> (Option<&str>, bool) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `should_sniff_mime_type` is never used
[INFO] [stdout]   --> src/mimesniffer/api.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub trait MimeTypeSniffable {
[INFO] [stdout]    |           ----------------- method in this trait
[INFO] [stdout] 25 |     /// should we sniff content
[INFO] [stdout] 26 |     fn should_sniff_mime_type(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SNIFFABLE_TYPES` is never used
[INFO] [stdout]   --> src/mimesniffer/api.rs:54:7
[INFO] [stdout]    |
[INFO] [stdout] 54 | const SNIFFABLE_TYPES: &'static [&'static str] = &[
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/mimesniffer/magic.rs:248:69
[INFO] [stdout]     |
[INFO] [stdout] 248 | pub fn sniff_mime_type_from_local_data<'a>(buf: &'a [u8]) -> Option<&str> {
[INFO] [stdout]     |                                        --                           ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        lifetime `'a` declared here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `is_unknown_mime_type` and `sniff_mime_type`
[INFO] [stdout]  --> src/mimesniffer/api.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::magic::{is_unknown_mime_type, sniff_mime_type, sniff_mime_type_from_local_data};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MimeTypeSniffable` and `MimeTypeSniffer`
[INFO] [stdout]    --> src/mimesniffer/mod.rs:143:15
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub use api::{MimeTypeSniffable, MimeTypeSniffer, MimeTypeSnifferExt};
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]  --> src/mimesniffer/magic.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ascii::AsciiExt;
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]  --> src/mimesniffer/magic.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ascii::AsciiExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sniff_mime_type` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn sniff_mime_type<'a>(buf: &'a [u8], url: &'a str, type_hint: &'a str) -> Option<&'a str> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_office_mime_type` is never used
[INFO] [stdout]    --> src/mimesniffer/magic.rs:483:8
[INFO] [stdout]     |
[INFO] [stdout] 483 | pub fn is_office_mime_type(type_hint: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `should_sniff_mime_type` is never used
[INFO] [stdout]   --> src/mimesniffer/api.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub trait MimeTypeSniffable {
[INFO] [stdout]    |           ----------------- method in this trait
[INFO] [stdout] 25 |     /// should we sniff content
[INFO] [stdout] 26 |     fn should_sniff_mime_type(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SNIFFABLE_TYPES` is never used
[INFO] [stdout]   --> src/mimesniffer/api.rs:54:7
[INFO] [stdout]    |
[INFO] [stdout] 54 | const SNIFFABLE_TYPES: &'static [&'static str] = &[
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "42283694d76426fa036bb104aa475768f1c4a5eeb5b14123b84352c2380a9e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42283694d76426fa036bb104aa475768f1c4a5eeb5b14123b84352c2380a9e35", kill_on_drop: false }`
[INFO] [stdout] 42283694d76426fa036bb104aa475768f1c4a5eeb5b14123b84352c2380a9e35