[INFO] fetching crate aligned 0.4.3...
[INFO] checking aligned-0.4.3 against master#eeb94be79adc9df7a09ad0b2421f16e60e6d932c for pr-152971
[INFO] extracting crate aligned 0.4.3 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate aligned 0.4.3
[INFO] finished tweaking crates.io crate aligned 0.4.3
[INFO] tweaked toml for crates.io crate aligned 0.4.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate aligned 0.4.3 on toolchain eeb94be79adc9df7a09ad0b2421f16e60e6d932c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eeb94be79adc9df7a09ad0b2421f16e60e6d932c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate aligned 0.4.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eeb94be79adc9df7a09ad0b2421f16e60e6d932c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+eeb94be79adc9df7a09ad0b2421f16e60e6d932c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51bb9cab0c1bc63955211a2669930d574b6f1d6a9305b83873b747aaa286b64e
[INFO] running `Command { std: "docker" "start" "-a" "51bb9cab0c1bc63955211a2669930d574b6f1d6a9305b83873b747aaa286b64e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51bb9cab0c1bc63955211a2669930d574b6f1d6a9305b83873b747aaa286b64e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51bb9cab0c1bc63955211a2669930d574b6f1d6a9305b83873b747aaa286b64e", kill_on_drop: false }`
[INFO] [stdout] 51bb9cab0c1bc63955211a2669930d574b6f1d6a9305b83873b747aaa286b64e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+eeb94be79adc9df7a09ad0b2421f16e60e6d932c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 874c4e33ee817667a1d7d811365bdb2ecbcb2325b7a13bb481980c444c8e0109
[INFO] running `Command { std: "docker" "start" "-a" "874c4e33ee817667a1d7d811365bdb2ecbcb2325b7a13bb481980c444c8e0109", kill_on_drop: false }`
[INFO] [stderr]     Checking aligned v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:531:26
[INFO] [stdout]     |
[INFO] [stdout] 531 |     assert_eq!((&a[..0]).as_slice(), &[],);
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:29:9
[INFO] [stdout]     |
[INFO] [stdout]  29 | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(unstable_name_collisions)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:532:26
[INFO] [stdout]     |
[INFO] [stdout] 532 |     assert_eq!((&a[..1]).as_slice(), &[0],);
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:533:26
[INFO] [stdout]     |
[INFO] [stdout] 533 |     assert_eq!((&a[..2]).as_slice(), &[0, 1],);
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:534:26
[INFO] [stdout]     |
[INFO] [stdout] 534 |     assert_eq!((&a[..3]).as_slice(), &[0, 1, 2],);
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:535:26
[INFO] [stdout]     |
[INFO] [stdout] 535 |     assert_eq!((&a[..4]).as_slice(), &[0, 1, 2, 3],);
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:541:30
[INFO] [stdout]     |
[INFO] [stdout] 541 |     assert_eq!((&mut a[..0]).as_slice(), &[],);
[INFO] [stdout]     |                              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:542:30
[INFO] [stdout]     |
[INFO] [stdout] 542 |     assert_eq!((&mut a[..1]).as_slice(), &[0],);
[INFO] [stdout]     |                              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:543:30
[INFO] [stdout]     |
[INFO] [stdout] 543 |     assert_eq!((&mut a[..2]).as_slice(), &[0, 1],);
[INFO] [stdout]     |                              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:544:30
[INFO] [stdout]     |
[INFO] [stdout] 544 |     assert_eq!((&mut a[..3]).as_slice(), &[0, 1, 2],);
[INFO] [stdout]     |                              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:545:30
[INFO] [stdout]     |
[INFO] [stdout] 545 |     assert_eq!((&mut a[..4]).as_slice(), &[0, 1, 2, 3],);
[INFO] [stdout]     |                              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:551:27
[INFO] [stdout]     |
[INFO] [stdout] 551 |     assert_eq!((&a[..=0]).as_slice(), &[0],);
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:552:27
[INFO] [stdout]     |
[INFO] [stdout] 552 |     assert_eq!((&a[..=1]).as_slice(), &[0, 1],);
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:553:27
[INFO] [stdout]     |
[INFO] [stdout] 553 |     assert_eq!((&a[..=2]).as_slice(), &[0, 1, 2],);
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:554:27
[INFO] [stdout]     |
[INFO] [stdout] 554 |     assert_eq!((&a[..=3]).as_slice(), &[0, 1, 2, 3],);
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:560:31
[INFO] [stdout]     |
[INFO] [stdout] 560 |     assert_eq!((&mut a[..=0]).as_slice(), &[0],);
[INFO] [stdout]     |                               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:561:31
[INFO] [stdout]     |
[INFO] [stdout] 561 |     assert_eq!((&mut a[..=1]).as_slice(), &[0, 1],);
[INFO] [stdout]     |                               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:562:31
[INFO] [stdout]     |
[INFO] [stdout] 562 |     assert_eq!((&mut a[..=2]).as_slice(), &[0, 1, 2],);
[INFO] [stdout]     |                               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:563:31
[INFO] [stdout]     |
[INFO] [stdout] 563 |     assert_eq!((&mut a[..=3]).as_slice(), &[0, 1, 2, 3],);
[INFO] [stdout]     |                               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:569:25
[INFO] [stdout]     |
[INFO] [stdout] 569 |     assert_eq!((&a[..]).as_slice(), &[0, 1, 2, 3],);
[INFO] [stdout]     |                         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:575:25
[INFO] [stdout]     |
[INFO] [stdout] 575 |     assert_eq!((&a[..]).as_slice(), &[0, 1, 2, 3],);
[INFO] [stdout]     |                         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:581:26
[INFO] [stdout]     |
[INFO] [stdout] 581 |     assert_eq!((&a[0..]).as_slice(), &[0, 1, 2, 3],);
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:582:26
[INFO] [stdout]     |
[INFO] [stdout] 582 |     assert_eq!((&a[2..]).as_slice(), &[2, 3],);
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:583:26
[INFO] [stdout]     |
[INFO] [stdout] 583 |     assert_eq!((&a[4..]).as_slice(), &[],);
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:586:26
[INFO] [stdout]     |
[INFO] [stdout] 586 |     assert_eq!((&a[0..]).as_slice(), &[0, 1, 2],);
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:587:26
[INFO] [stdout]     |
[INFO] [stdout] 587 |     assert_eq!((&a[2..]).as_slice(), &[2],);
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:590:26
[INFO] [stdout]     |
[INFO] [stdout] 590 |     assert_eq!((&a[0..]).as_slice(), &[0, 1, 2, 3, 4, 5, 6, 7],);
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:591:26
[INFO] [stdout]     |
[INFO] [stdout] 591 |     assert_eq!((&a[4..]).as_slice(), &[4, 5, 6, 7],);
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:592:26
[INFO] [stdout]     |
[INFO] [stdout] 592 |     assert_eq!((&a[8..]).as_slice(), &[],);
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:595:26
[INFO] [stdout]     |
[INFO] [stdout] 595 |     assert_eq!((&a[0..]).as_slice(), &[0, 1, 2, 3, 4, 5, 6],);
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:596:26
[INFO] [stdout]     |
[INFO] [stdout] 596 |     assert_eq!((&a[4..]).as_slice(), &[4, 5, 6],);
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:601:19
[INFO] [stdout]     |
[INFO] [stdout] 601 |         (&a[0..]).as_slice(),
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:604:26
[INFO] [stdout]     |
[INFO] [stdout] 604 |     assert_eq!((&a[8..]).as_slice(), &[8, 9, 10, 11, 12, 13, 14, 15],);
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:605:27
[INFO] [stdout]     |
[INFO] [stdout] 605 |     assert_eq!((&a[16..]).as_slice(), &[],);
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:610:19
[INFO] [stdout]     |
[INFO] [stdout] 610 |         (&a[0..]).as_slice(),
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:613:26
[INFO] [stdout]     |
[INFO] [stdout] 613 |     assert_eq!((&a[8..]).as_slice(), &[8, 9, 10, 11, 12, 13, 14],);
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:620:19
[INFO] [stdout]     |
[INFO] [stdout] 620 |         (&a[0..]).as_slice(),
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:627:20
[INFO] [stdout]     |
[INFO] [stdout] 627 |         (&a[16..]).as_slice(),
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:630:27
[INFO] [stdout]     |
[INFO] [stdout] 630 |     assert_eq!((&a[32..]).as_slice(), &[],);
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:637:19
[INFO] [stdout]     |
[INFO] [stdout] 637 |         (&a[0..]).as_slice(),
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:644:20
[INFO] [stdout]     |
[INFO] [stdout] 644 |         (&a[16..]).as_slice(),
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:654:19
[INFO] [stdout]     |
[INFO] [stdout] 654 |         (&a[0..]).as_slice(),
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:662:20
[INFO] [stdout]     |
[INFO] [stdout] 662 |         (&a[32..]).as_slice(),
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:668:27
[INFO] [stdout]     |
[INFO] [stdout] 668 |     assert_eq!((&a[64..]).as_slice(), &[],);
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:676:19
[INFO] [stdout]     |
[INFO] [stdout] 676 |         (&a[0..]).as_slice(),
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:684:20
[INFO] [stdout]     |
[INFO] [stdout] 684 |         (&a[32..]).as_slice(),
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:700:19
[INFO] [stdout]     |
[INFO] [stdout] 700 |         (&a[0..]).as_slice(),
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:712:20
[INFO] [stdout]     |
[INFO] [stdout] 712 |         (&a[64..]).as_slice(),
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:720:28
[INFO] [stdout]     |
[INFO] [stdout] 720 |     assert_eq!((&a[128..]).as_slice(), &[]);
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:731:19
[INFO] [stdout]     |
[INFO] [stdout] 731 |         (&a[0..]).as_slice(),
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:743:20
[INFO] [stdout]     |
[INFO] [stdout] 743 |         (&a[64..]).as_slice(),
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:770:30
[INFO] [stdout]     |
[INFO] [stdout] 770 |     assert_eq!((&mut a[0..]).as_slice(), &[0, 1, 2, 3],);
[INFO] [stdout]     |                              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:771:30
[INFO] [stdout]     |
[INFO] [stdout] 771 |     assert_eq!((&mut a[2..]).as_slice(), &[2, 3],);
[INFO] [stdout]     |                              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:772:30
[INFO] [stdout]     |
[INFO] [stdout] 772 |     assert_eq!((&mut a[4..]).as_slice(), &[],);
[INFO] [stdout]     |                              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:775:30
[INFO] [stdout]     |
[INFO] [stdout] 775 |     assert_eq!((&mut a[0..]).as_slice(), &[0, 1, 2],);
[INFO] [stdout]     |                              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:776:30
[INFO] [stdout]     |
[INFO] [stdout] 776 |     assert_eq!((&mut a[2..]).as_slice(), &[2],);
[INFO] [stdout]     |                              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:789:27
[INFO] [stdout]     |
[INFO] [stdout] 789 |     assert_eq!((&a[0..0]).as_slice(), &[],);
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:790:27
[INFO] [stdout]     |
[INFO] [stdout] 790 |     assert_eq!((&a[0..1]).as_slice(), &[0],);
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:791:27
[INFO] [stdout]     |
[INFO] [stdout] 791 |     assert_eq!((&a[0..2]).as_slice(), &[0, 1],);
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:792:27
[INFO] [stdout]     |
[INFO] [stdout] 792 |     assert_eq!((&a[0..3]).as_slice(), &[0, 1, 2],);
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:793:27
[INFO] [stdout]     |
[INFO] [stdout] 793 |     assert_eq!((&a[0..4]).as_slice(), &[0, 1, 2, 3],);
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:794:27
[INFO] [stdout]     |
[INFO] [stdout] 794 |     assert_eq!((&a[2..2]).as_slice(), &[],);
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:795:27
[INFO] [stdout]     |
[INFO] [stdout] 795 |     assert_eq!((&a[2..3]).as_slice(), &[2],);
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:796:27
[INFO] [stdout]     |
[INFO] [stdout] 796 |     assert_eq!((&a[2..4]).as_slice(), &[2, 3],);
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:797:27
[INFO] [stdout]     |
[INFO] [stdout] 797 |     assert_eq!((&a[4..4]).as_slice(), &[],);
[INFO] [stdout]     |                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:810:31
[INFO] [stdout]     |
[INFO] [stdout] 810 |     assert_eq!((&mut a[0..0]).as_slice(), &[],);
[INFO] [stdout]     |                               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:811:31
[INFO] [stdout]     |
[INFO] [stdout] 811 |     assert_eq!((&mut a[0..1]).as_slice(), &[0],);
[INFO] [stdout]     |                               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:812:31
[INFO] [stdout]     |
[INFO] [stdout] 812 |     assert_eq!((&mut a[0..2]).as_slice(), &[0, 1],);
[INFO] [stdout]     |                               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:813:31
[INFO] [stdout]     |
[INFO] [stdout] 813 |     assert_eq!((&mut a[0..3]).as_slice(), &[0, 1, 2],);
[INFO] [stdout]     |                               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:814:31
[INFO] [stdout]     |
[INFO] [stdout] 814 |     assert_eq!((&mut a[0..4]).as_slice(), &[0, 1, 2, 3],);
[INFO] [stdout]     |                               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:815:31
[INFO] [stdout]     |
[INFO] [stdout] 815 |     assert_eq!((&mut a[2..2]).as_slice(), &[],);
[INFO] [stdout]     |                               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:816:31
[INFO] [stdout]     |
[INFO] [stdout] 816 |     assert_eq!((&mut a[2..3]).as_slice(), &[2],);
[INFO] [stdout]     |                               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:817:31
[INFO] [stdout]     |
[INFO] [stdout] 817 |     assert_eq!((&mut a[2..4]).as_slice(), &[2, 3],);
[INFO] [stdout]     |                               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:818:31
[INFO] [stdout]     |
[INFO] [stdout] 818 |     assert_eq!((&mut a[4..4]).as_slice(), &[],);
[INFO] [stdout]     |                               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:831:28
[INFO] [stdout]     |
[INFO] [stdout] 831 |     assert_eq!((&a[0..=0]).as_slice(), &[0],);
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:832:28
[INFO] [stdout]     |
[INFO] [stdout] 832 |     assert_eq!((&a[0..=1]).as_slice(), &[0, 1],);
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:833:28
[INFO] [stdout]     |
[INFO] [stdout] 833 |     assert_eq!((&a[0..=2]).as_slice(), &[0, 1, 2],);
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:834:28
[INFO] [stdout]     |
[INFO] [stdout] 834 |     assert_eq!((&a[0..=3]).as_slice(), &[0, 1, 2, 3],);
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:835:28
[INFO] [stdout]     |
[INFO] [stdout] 835 |     assert_eq!((&a[2..=2]).as_slice(), &[2],);
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:836:28
[INFO] [stdout]     |
[INFO] [stdout] 836 |     assert_eq!((&a[2..=3]).as_slice(), &[2, 3],);
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:849:32
[INFO] [stdout]     |
[INFO] [stdout] 849 |     assert_eq!((&mut a[0..=0]).as_slice(), &[0],);
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:850:32
[INFO] [stdout]     |
[INFO] [stdout] 850 |     assert_eq!((&mut a[0..=1]).as_slice(), &[0, 1],);
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:851:32
[INFO] [stdout]     |
[INFO] [stdout] 851 |     assert_eq!((&mut a[0..=2]).as_slice(), &[0, 1, 2],);
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:852:32
[INFO] [stdout]     |
[INFO] [stdout] 852 |     assert_eq!((&mut a[0..=3]).as_slice(), &[0, 1, 2, 3],);
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:853:32
[INFO] [stdout]     |
[INFO] [stdout] 853 |     assert_eq!((&mut a[2..=2]).as_slice(), &[2],);
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/lib.rs:854:32
[INFO] [stdout]     |
[INFO] [stdout] 854 |     assert_eq!((&mut a[2..=3]).as_slice(), &[2, 3],);
[INFO] [stdout]     |                                ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `as_slice::AsSlice::as_slice(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(str_as_str)]` to the crate attributes to enable `core::slice::<impl [T]>::as_slice`
[INFO] [stdout]     |
[INFO] [stdout]  32 + #![feature(str_as_str)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aligned` (lib test) due to 85 previous errors
[INFO] running `Command { std: "docker" "inspect" "874c4e33ee817667a1d7d811365bdb2ecbcb2325b7a13bb481980c444c8e0109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "874c4e33ee817667a1d7d811365bdb2ecbcb2325b7a13bb481980c444c8e0109", kill_on_drop: false }`
[INFO] [stdout] 874c4e33ee817667a1d7d811365bdb2ecbcb2325b7a13bb481980c444c8e0109
