[INFO] fetching crate utf16string 0.2.0...
[INFO] testing utf16string-0.2.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate utf16string 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate utf16string 0.2.0
[INFO] finished tweaking crates.io crate utf16string 0.2.0
[INFO] tweaked toml for crates.io crate utf16string 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate utf16string 0.2.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d41f0220b19d2bde3fc2d9aac825ffd9b668581b5abac0209770212fe66622e9
[INFO] running `Command { std: "docker" "start" "-a" "d41f0220b19d2bde3fc2d9aac825ffd9b668581b5abac0209770212fe66622e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d41f0220b19d2bde3fc2d9aac825ffd9b668581b5abac0209770212fe66622e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d41f0220b19d2bde3fc2d9aac825ffd9b668581b5abac0209770212fe66622e9", kill_on_drop: false }`
[INFO] [stdout] d41f0220b19d2bde3fc2d9aac825ffd9b668581b5abac0209770212fe66622e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92616c693b6680c9f08d7e114d72fd5b85c9dd51e3e567247aca901a1138876f
[INFO] running `Command { std: "docker" "start" "-a" "92616c693b6680c9f08d7e114d72fd5b85c9dd51e3e567247aca901a1138876f", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling utf16string v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/iters.rs:113:58
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let pos = self.index + self.chars.chunks.len() * std::mem::size_of::<u16>();
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:73:5
[INFO] [stdout]     |
[INFO] [stdout]  73 |     unused_qualifications
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 113 -         let pos = self.index + self.chars.chunks.len() * std::mem::size_of::<u16>();
[INFO] [stdout] 113 +         let pos = self.index + self.chars.chunks.len() * size_of::<u16>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/utf16.rs:68:39
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let mut chunks = raw.chunks_exact(std::mem::size_of::<u16>());
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 68 -     let mut chunks = raw.chunks_exact(std::mem::size_of::<u16>());
[INFO] [stdout] 68 +     let mut chunks = raw.chunks_exact(size_of::<u16>());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/utf16.rs:77:33
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 error_len: Some(std::mem::size_of::<u16>() as u8),
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 77 -                 error_len: Some(std::mem::size_of::<u16>() as u8),
[INFO] [stdout] 77 +                 error_len: Some(size_of::<u16>() as u8),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/utf16.rs:87:45
[INFO] [stdout]    |
[INFO] [stdout] 87 | ...                   error_len: Some(std::mem::size_of::<u16>() as u8),
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 87 -                             error_len: Some(std::mem::size_of::<u16>() as u8),
[INFO] [stdout] 87 +                             error_len: Some(size_of::<u16>() as u8),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wstr.rs:264:18
[INFO] [stdout]     |
[INFO] [stdout] 264 |     pub fn chars(&self) -> WStrChars<E> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 264 |     pub fn chars(&self) -> WStrChars<'_, E> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wstr.rs:273:25
[INFO] [stdout]     |
[INFO] [stdout] 273 |     pub fn char_indices(&self) -> WStrCharIndices<E> {
[INFO] [stdout]     |                         ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 273 |     pub fn char_indices(&self) -> WStrCharIndices<'_, E> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "92616c693b6680c9f08d7e114d72fd5b85c9dd51e3e567247aca901a1138876f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92616c693b6680c9f08d7e114d72fd5b85c9dd51e3e567247aca901a1138876f", kill_on_drop: false }`
[INFO] [stdout] 92616c693b6680c9f08d7e114d72fd5b85c9dd51e3e567247aca901a1138876f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b26604a2e4dfaf9f56772e172b1e3ef9d85c8bd9b852a7850d790bfc90746bfa
[INFO] running `Command { std: "docker" "start" "-a" "b26604a2e4dfaf9f56772e172b1e3ef9d85c8bd9b852a7850d790bfc90746bfa", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/iters.rs:113:58
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let pos = self.index + self.chars.chunks.len() * std::mem::size_of::<u16>();
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:73:5
[INFO] [stdout]     |
[INFO] [stdout]  73 |     unused_qualifications
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 113 -         let pos = self.index + self.chars.chunks.len() * std::mem::size_of::<u16>();
[INFO] [stdout] 113 +         let pos = self.index + self.chars.chunks.len() * size_of::<u16>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/utf16.rs:68:39
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let mut chunks = raw.chunks_exact(std::mem::size_of::<u16>());
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 68 -     let mut chunks = raw.chunks_exact(std::mem::size_of::<u16>());
[INFO] [stdout] 68 +     let mut chunks = raw.chunks_exact(size_of::<u16>());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/utf16.rs:77:33
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 error_len: Some(std::mem::size_of::<u16>() as u8),
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 77 -                 error_len: Some(std::mem::size_of::<u16>() as u8),
[INFO] [stdout] 77 +                 error_len: Some(size_of::<u16>() as u8),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/utf16.rs:87:45
[INFO] [stdout]    |
[INFO] [stdout] 87 | ...                   error_len: Some(std::mem::size_of::<u16>() as u8),
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 87 -                             error_len: Some(std::mem::size_of::<u16>() as u8),
[INFO] [stdout] 87 +                             error_len: Some(size_of::<u16>() as u8),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wstr.rs:264:18
[INFO] [stdout]     |
[INFO] [stdout] 264 |     pub fn chars(&self) -> WStrChars<E> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 264 |     pub fn chars(&self) -> WStrChars<'_, E> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wstr.rs:273:25
[INFO] [stdout]     |
[INFO] [stdout] 273 |     pub fn char_indices(&self) -> WStrCharIndices<E> {
[INFO] [stdout]     |                         ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 273 |     pub fn char_indices(&self) -> WStrCharIndices<'_, E> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling utf16string v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/iters.rs:113:58
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let pos = self.index + self.chars.chunks.len() * std::mem::size_of::<u16>();
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:73:5
[INFO] [stdout]     |
[INFO] [stdout]  73 |     unused_qualifications
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 113 -         let pos = self.index + self.chars.chunks.len() * std::mem::size_of::<u16>();
[INFO] [stdout] 113 +         let pos = self.index + self.chars.chunks.len() * size_of::<u16>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/utf16.rs:68:39
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let mut chunks = raw.chunks_exact(std::mem::size_of::<u16>());
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 68 -     let mut chunks = raw.chunks_exact(std::mem::size_of::<u16>());
[INFO] [stdout] 68 +     let mut chunks = raw.chunks_exact(size_of::<u16>());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/utf16.rs:77:33
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 error_len: Some(std::mem::size_of::<u16>() as u8),
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 77 -                 error_len: Some(std::mem::size_of::<u16>() as u8),
[INFO] [stdout] 77 +                 error_len: Some(size_of::<u16>() as u8),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/utf16.rs:87:45
[INFO] [stdout]    |
[INFO] [stdout] 87 | ...                   error_len: Some(std::mem::size_of::<u16>() as u8),
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 87 -                             error_len: Some(std::mem::size_of::<u16>() as u8),
[INFO] [stdout] 87 +                             error_len: Some(size_of::<u16>() as u8),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/utf16.rs:257:36
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let l1 = 'c'.len_utf16() * std::mem::size_of::<u16>();
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 257 -         let l1 = 'c'.len_utf16() * std::mem::size_of::<u16>();
[INFO] [stdout] 257 +         let l1 = 'c'.len_utf16() * size_of::<u16>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/utf16.rs:262:44
[INFO] [stdout]     |
[INFO] [stdout] 262 |         let l1 = '\u{10000}'.len_utf16() * std::mem::size_of::<u16>();
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 262 -         let l1 = '\u{10000}'.len_utf16() * std::mem::size_of::<u16>();
[INFO] [stdout] 262 +         let l1 = '\u{10000}'.len_utf16() * size_of::<u16>();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wstr.rs:264:18
[INFO] [stdout]     |
[INFO] [stdout] 264 |     pub fn chars(&self) -> WStrChars<E> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 264 |     pub fn chars(&self) -> WStrChars<'_, E> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wstr.rs:273:25
[INFO] [stdout]     |
[INFO] [stdout] 273 |     pub fn char_indices(&self) -> WStrCharIndices<E> {
[INFO] [stdout]     |                         ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 273 |     pub fn char_indices(&self) -> WStrCharIndices<'_, E> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "b26604a2e4dfaf9f56772e172b1e3ef9d85c8bd9b852a7850d790bfc90746bfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b26604a2e4dfaf9f56772e172b1e3ef9d85c8bd9b852a7850d790bfc90746bfa", kill_on_drop: false }`
[INFO] [stdout] b26604a2e4dfaf9f56772e172b1e3ef9d85c8bd9b852a7850d790bfc90746bfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 323f59c24d82d56b5e3686c8f755cdff845b991deda68893c4f54f579d245c82
[INFO] running `Command { std: "docker" "start" "-a" "323f59c24d82d56b5e3686c8f755cdff845b991deda68893c4f54f579d245c82", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/iters.rs:113:58
[INFO] [stderr]     |
[INFO] [stderr] 113 |         let pos = self.index + self.chars.chunks.len() * std::mem::size_of::<u16>();
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:73:5
[INFO] [stderr]     |
[INFO] [stderr]  73 |     unused_qualifications
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 113 -         let pos = self.index + self.chars.chunks.len() * std::mem::size_of::<u16>();
[INFO] [stderr] 113 +         let pos = self.index + self.chars.chunks.len() * size_of::<u16>();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]   --> src/utf16.rs:68:39
[INFO] [stderr]    |
[INFO] [stderr] 68 |     let mut chunks = raw.chunks_exact(std::mem::size_of::<u16>());
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]    |
[INFO] [stderr] 68 -     let mut chunks = raw.chunks_exact(std::mem::size_of::<u16>());
[INFO] [stderr] 68 +     let mut chunks = raw.chunks_exact(size_of::<u16>());
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]   --> src/utf16.rs:77:33
[INFO] [stderr]    |
[INFO] [stderr] 77 |                 error_len: Some(std::mem::size_of::<u16>() as u8),
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]    |
[INFO] [stderr] 77 -                 error_len: Some(std::mem::size_of::<u16>() as u8),
[INFO] [stderr] 77 +                 error_len: Some(size_of::<u16>() as u8),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]   --> src/utf16.rs:87:45
[INFO] [stderr]    |
[INFO] [stderr] 87 | ...                   error_len: Some(std::mem::size_of::<u16>() as u8),
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]    |
[INFO] [stderr] 87 -                             error_len: Some(std::mem::size_of::<u16>() as u8),
[INFO] [stderr] 87 +                             error_len: Some(size_of::<u16>() as u8),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/wstr.rs:264:18
[INFO] [stderr]     |
[INFO] [stderr] 264 |     pub fn chars(&self) -> WStrChars<E> {
[INFO] [stderr]     |                  ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 264 |     pub fn chars(&self) -> WStrChars<'_, E> {
[INFO] [stderr]     |                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/wstr.rs:273:25
[INFO] [stderr]     |
[INFO] [stderr] 273 |     pub fn char_indices(&self) -> WStrCharIndices<E> {
[INFO] [stderr]     |                         ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 273 |     pub fn char_indices(&self) -> WStrCharIndices<'_, E> {
[INFO] [stderr]     |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: `utf16string` (lib) generated 6 warnings (run `cargo fix --lib -p utf16string` to apply 6 suggestions)
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/utf16.rs:257:36
[INFO] [stderr]     |
[INFO] [stderr] 257 |         let l1 = 'c'.len_utf16() * std::mem::size_of::<u16>();
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 257 -         let l1 = 'c'.len_utf16() * std::mem::size_of::<u16>();
[INFO] [stderr] 257 +         let l1 = 'c'.len_utf16() * size_of::<u16>();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]    --> src/utf16.rs:262:44
[INFO] [stderr]     |
[INFO] [stderr] 262 |         let l1 = '\u{10000}'.len_utf16() * std::mem::size_of::<u16>();
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]     |
[INFO] [stderr] 262 -         let l1 = '\u{10000}'.len_utf16() * std::mem::size_of::<u16>();
[INFO] [stderr] 262 +         let l1 = '\u{10000}'.len_utf16() * size_of::<u16>();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `utf16string` (lib test) generated 8 warnings (6 duplicates) (run `cargo fix --lib -p utf16string --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/utf16string-6c672169bd994010)
[INFO] [stdout] 
[INFO] [stdout] running 69 tests
[INFO] [stdout] test iters::tests::test_wstr_char_indices_last ... ok
[INFO] [stdout] test iters::tests::test_wstr_char_indices ... ok
[INFO] [stdout] test iters::tests::test_wstr_char_indices_reverse ... ok
[INFO] [stdout] test iters::tests::test_wstr_char_indices_count ... ok
[INFO] [stdout] test iters::tests::test_wstr_chars_reverse ... ok
[INFO] [stdout] test slicing::tests::test_wstr_range ... ok
[INFO] [stdout] test slicing::tests::test_wstr_range_from ... ok
[INFO] [stdout] test slicing::tests::test_wstr_range_to ... ok
[INFO] [stdout] test slicing::tests::test_wstr_range_to_inclusive ... ok
[INFO] [stdout] test slicing::tests::test_wstring_range ... ok
[INFO] [stdout] test slicing::tests::test_wstring_range_full ... ok
[INFO] [stdout] test slicing::tests::test_wstring_range_inclusive ... ok
[INFO] [stdout] test slicing::tests::test_wstring_range_to ... ok
[INFO] [stdout] test slicing::tests::test_wstring_range_to_inclusive ... ok
[INFO] [stdout] test utf16::tests::test_is_trailing_surrogate ... ok
[INFO] [stdout] test utf16::tests::test_is_leading_surrogate ... ok
[INFO] [stdout] test utf16::tests::test_utf16_char_ext_encode_utf16_into ... ok
[INFO] [stdout] test utf16::tests::test_wstr_utf16error ... ok
[INFO] [stdout] test wstr::tests::test_wstr_as_bytes ... ok
[INFO] [stdout] test wstr::tests::test_display ... ok
[INFO] [stdout] test wstr::tests::test_wstr_from_utf16le ... ok
[INFO] [stdout] test wstr::tests::test_wstr_get ... ok
[INFO] [stdout] test utf16::tests::test_utf16_char_ext_len_utf16_bytes ... ok
[INFO] [stdout] test wstr::tests::test_wstr_get_mut ... ok
[INFO] [stdout] test wstr::tests::test_wstr_is_char_boundary ... ok
[INFO] [stdout] test wstr::tests::test_wstr_len ... ok
[INFO] [stdout] test wstr::tests::test_wstr_is_empty ... ok
[INFO] [stdout] test slicing::tests::test_wstr_range_inclusive ... ok
[INFO] [stdout] test wstr::tests::test_wstr_slice ... ok
[INFO] [stdout] test slicing::tests::test_wstring_range_from ... ok
[INFO] [stdout] test wstr::tests::test_wstr_to_utf8 ... ok
[INFO] [stdout] test slicing::tests::test_wstr_range_full ... ok
[INFO] [stdout] test wstring::tests::test_clear ... ok
[INFO] [stdout] test wstring::tests::test_as_wstr ... ok
[INFO] [stdout] test wstring::tests::test_as_mut_wstr ... ok
[INFO] [stdout] test wstr::tests::test_wstr_from_utf16le_unchecked ... ok
[INFO] [stdout] test wstring::tests::test_deref ... ok
[INFO] [stdout] test wstring::tests::test_deref_mut ... ok
[INFO] [stdout] test wstr::tests::test_wstr_is_ascii ... ok
[INFO] [stdout] test wstring::tests::test_as_mut_vec ... ok
[INFO] [stdout] test wstring::tests::test_from_string ... ok
[INFO] [stdout] test iters::tests::test_wstr_chars_last ... ok
[INFO] [stdout] test iters::tests::test_wstr_chars_count ... ok
[INFO] [stdout] test iters::tests::test_wstr_chars ... ok
[INFO] [stdout] test wstr::tests::test_wstr_as_bytes_mut ... ok
[INFO] [stdout] test wstring::tests::test_from_utf16 ... ok
[INFO] [stdout] test wstring::tests::test_from_utf16_le_be ... ok
[INFO] [stdout] test wstring::tests::test_insert ... ok
[INFO] [stdout] test wstring::tests::test_into_bytes ... ok
[INFO] [stdout] test wstring::tests::test_insert_wstr ... ok
[INFO] [stdout] test wstring::tests::test_pop ... ok
[INFO] [stdout] test wstring::tests::test_push ... ok
[INFO] [stdout] test wstring::tests::test_retain ... ok
[INFO] [stdout] test wstring::tests::test_reserve ... ok
[INFO] [stdout] test wstring::tests::test_new ... ok
[INFO] [stdout] test wstring::tests::test_push_wstr ... ok
[INFO] [stdout] test wstring::tests::test_remove ... ok
[INFO] [stdout] test wstring::tests::test_with_capacity ... ok
[INFO] [stdout] test wstring::tests::test_from_utf16_unchecked ... ok
[INFO] [stdout] test wstring::tests::test_shrink_to_fit ... ok
[INFO] [stdout] test wstring::tests::test_from_str ... ok
[INFO] [stdout] test wstring::tests::test_truncate ... ok
[INFO] [stdout] test wstr::tests::test_wstr_as_ref ... ok
[INFO] [stdout] test wstring::tests::test_split_off ... ok
[INFO] [stdout] test utf16::tests::test_utf16_char_ext_encode_utf16_into_too_small_surrogate - should panic ... ok
[INFO] [stdout] test utf16::tests::test_utf16_char_ext_encode_utf16_into_too_small_single_unit - should panic ... ok
[INFO] [stdout] test wstr::tests::test_wstr_bad_index - should panic ... ok
[INFO] [stdout] test wstring::tests::test_split_off_bad_index - should panic ... ok
[INFO] [stdout] test wstring::tests::test_truncate_no_char_boundary - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 69 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests utf16string
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/lib.rs - WString (line 122) ... ok
[INFO] [stdout] test src/wstr.rs - wstr::WStr<LittleEndian>::from_utf16le_unchecked (line 32) ... ok
[INFO] [stdout] test src/lib.rs - (line 52) ... ok
[INFO] [stdout] test src/lib.rs - WString (line 104) ... ok
[INFO] [stdout] test src/wstr.rs - wstr::WStr<BigEndian>::from_utf16be_unchecked (line 78) ... ok
[INFO] [stdout] test src/lib.rs - WStr (line 144) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "323f59c24d82d56b5e3686c8f755cdff845b991deda68893c4f54f579d245c82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "323f59c24d82d56b5e3686c8f755cdff845b991deda68893c4f54f579d245c82", kill_on_drop: false }`
[INFO] [stdout] 323f59c24d82d56b5e3686c8f755cdff845b991deda68893c4f54f579d245c82
