[INFO] fetching crate lurk-elsa 0.1.1... [INFO] testing lurk-elsa-0.1.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1 [INFO] extracting crate lurk-elsa 0.1.1 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate lurk-elsa 0.1.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate lurk-elsa 0.1.1 [INFO] tweaked toml for crates.io crate lurk-elsa 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate lurk-elsa 0.1.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate lurk-elsa 0.1.1 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 17a06f31cb7ea4c5c3aee00a4bb69217ca3fd4bef383eba6865dcd0b58f4d84c [INFO] running `Command { std: "docker" "start" "-a" "17a06f31cb7ea4c5c3aee00a4bb69217ca3fd4bef383eba6865dcd0b58f4d84c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "17a06f31cb7ea4c5c3aee00a4bb69217ca3fd4bef383eba6865dcd0b58f4d84c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17a06f31cb7ea4c5c3aee00a4bb69217ca3fd4bef383eba6865dcd0b58f4d84c", kill_on_drop: false }` [INFO] [stdout] 17a06f31cb7ea4c5c3aee00a4bb69217ca3fd4bef383eba6865dcd0b58f4d84c [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 688bd68a3bd74fab4af81435f481a6fe216c38d90d1082030915642d7dd25c3f [INFO] running `Command { std: "docker" "start" "-a" "688bd68a3bd74fab4af81435f481a6fe216c38d90d1082030915642d7dd25c3f", kill_on_drop: false }` [INFO] [stderr] Compiling lurk-elsa v0.1.1 (/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` [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/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/slice/mod.rs:639:4 [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` [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/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/slice/mod.rs:572:4 [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:65:12 [INFO] [stdout] | [INFO] [stdout] 65 | &**(*vec).get_unchecked(index) [INFO] [stdout] | ^^---^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this raw pointer has type `*mut Vec` [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:65:12 [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/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/slice/mod.rs:639:4 [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` [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/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/slice/mod.rs:572:4 [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 { [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 `lurk-elsa` (lib) due to 4 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "688bd68a3bd74fab4af81435f481a6fe216c38d90d1082030915642d7dd25c3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "688bd68a3bd74fab4af81435f481a6fe216c38d90d1082030915642d7dd25c3f", kill_on_drop: false }` [INFO] [stdout] 688bd68a3bd74fab4af81435f481a6fe216c38d90d1082030915642d7dd25c3f