[INFO] fetching crate elsa 1.11.2...
[INFO] testing elsa-1.11.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate elsa 1.11.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate elsa 1.11.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate elsa 1.11.2
[INFO] tweaked toml for crates.io crate elsa 1.11.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate elsa 1.11.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate elsa 1.11.2 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa03c2a81f56603f3d17230b6d64b9a39648bb4092739d4a6d10f364fd745c50
[INFO] running `Command { std: "docker" "start" "-a" "aa03c2a81f56603f3d17230b6d64b9a39648bb4092739d4a6d10f364fd745c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa03c2a81f56603f3d17230b6d64b9a39648bb4092739d4a6d10f364fd745c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa03c2a81f56603f3d17230b6d64b9a39648bb4092739d4a6d10f364fd745c50", kill_on_drop: false }`
[INFO] [stdout] aa03c2a81f56603f3d17230b6d64b9a39648bb4092739d4a6d10f364fd745c50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af5cf78cf316c1796b21ea954e30d1b58f81f3c11c4f5056879c046ce839a06f
[INFO] running `Command { std: "docker" "start" "-a" "af5cf78cf316c1796b21ea954e30d1b58f81f3c11c4f5056879c046ce839a06f", kill_on_drop: false }`
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling elsa v1.11.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]   --> src/vec.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 46 |             &*(&**(*vec).get_unchecked((*vec).len() - 1) as *const T::Target)
[INFO] [stdout]    |                   ^^---^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     this raw pointer has type `*mut Vec<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&[T]`
[INFO] [stdout]   --> src/vec.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 46 |             &*(&**(*vec).get_unchecked((*vec).len() - 1) as *const T::Target)
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] note: method calls to `get_unchecked` require a reference
[INFO] [stdout]   --> /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/slice/mod.rs:637:4
[INFO] [stdout]    = note: `#[deny(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]    |
[INFO] [stdout] 46 |             &*(&**(&(*vec)).get_unchecked((*vec).len() - 1) as *const T::Target)
[INFO] [stdout]    |                   ++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]   --> src/vec.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |             (*vec).get(index).map(|x| &**x)
[INFO] [stdout]    |             ^^---^^^^^^^^^^^^
[INFO] [stdout]    |               |
[INFO] [stdout]    |               this raw pointer has type `*mut Vec<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&[T]`
[INFO] [stdout]   --> src/vec.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |             (*vec).get(index).map(|x| &**x)
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout] note: method calls to `get` require a reference
[INFO] [stdout]   --> /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/slice/mod.rs:570:4
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]    |
[INFO] [stdout] 54 |             (&(*vec)).get(index).map(|x| &**x)
[INFO] [stdout]    |             ++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]   --> src/vec.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         (*vec).get_unchecked(index)
[INFO] [stdout]    |         ^^---^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           this raw pointer has type `*mut Vec<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&[T]`
[INFO] [stdout]   --> src/vec.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         (*vec).get_unchecked(index)
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] note: method calls to `get_unchecked` require a reference
[INFO] [stdout]   --> /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/slice/mod.rs:637:4
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]    |
[INFO] [stdout] 65 |         (&(*vec)).get_unchecked(index)
[INFO] [stdout]    |         ++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]   --> src/vec.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |             (*vec).get(index).copied()
[INFO] [stdout]    |             ^^---^^^^^^^^^^^^
[INFO] [stdout]    |               |
[INFO] [stdout]    |               this raw pointer has type `*mut Vec<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&[T]`
[INFO] [stdout]   --> src/vec.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |             (*vec).get(index).copied()
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout] note: method calls to `get` require a reference
[INFO] [stdout]   --> /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/slice/mod.rs:570:4
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]    |
[INFO] [stdout] 74 |             (&(*vec)).get(index).copied()
[INFO] [stdout]    |             ++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/vec.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |     pub fn iter(&self) -> Iter<T> {
[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] 111 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `elsa` (lib) due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "af5cf78cf316c1796b21ea954e30d1b58f81f3c11c4f5056879c046ce839a06f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af5cf78cf316c1796b21ea954e30d1b58f81f3c11c4f5056879c046ce839a06f", kill_on_drop: false }`
[INFO] [stdout] af5cf78cf316c1796b21ea954e30d1b58f81f3c11c4f5056879c046ce839a06f
