[INFO] fetching crate cl-generic-vec 0.4.0... [INFO] checking cl-generic-vec-0.4.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate cl-generic-vec 0.4.0 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate cl-generic-vec 0.4.0 [INFO] finished tweaking crates.io crate cl-generic-vec 0.4.0 [INFO] tweaked toml for crates.io crate cl-generic-vec 0.4.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate cl-generic-vec 0.4.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 8 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mockalloc v0.1.2 [INFO] [stderr] Downloaded mockalloc-macros v0.1.0 [INFO] [stderr] Downloaded alloc-traits v0.1.1 [INFO] [stderr] Downloaded static-alloc v0.2.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 39a399b456cf7b3ab209c2ba4a34a25a7b1f5e48efb76ad92120cc8db967a9be [INFO] running `Command { std: "docker" "start" "-a" "39a399b456cf7b3ab209c2ba4a34a25a7b1f5e48efb76ad92120cc8db967a9be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "39a399b456cf7b3ab209c2ba4a34a25a7b1f5e48efb76ad92120cc8db967a9be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39a399b456cf7b3ab209c2ba4a34a25a7b1f5e48efb76ad92120cc8db967a9be", kill_on_drop: false }` [INFO] [stdout] 39a399b456cf7b3ab209c2ba4a34a25a7b1f5e48efb76ad92120cc8db967a9be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ce5a5653ee593310d0af10f5c01ec0ef591494b2cfa62df19a24491d7c3d396d [INFO] running `Command { std: "docker" "start" "-a" "ce5a5653ee593310d0af10f5c01ec0ef591494b2cfa62df19a24491d7c3d396d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking alloc-traits v0.1.1 [INFO] [stderr] Checking cl-generic-vec v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking static-alloc v0.2.5 [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/iter.rs:41:30 [INFO] [stdout] | [INFO] [stdout] 41 | iter.for_each(|item| drop(self.push(item))); [INFO] [stdout] | ^^^^^---------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut ::Item` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stdout] --> src/raw/heap/stable.rs:34:24 [INFO] [stdout] | [INFO] [stdout] 34 | let capacity = (*ptr).len(); // probably not great but ptr_metadata is still nightly [INFO] [stdout] | ^^---^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this raw pointer has type `*mut [MaybeUninit]` [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: `&[MaybeUninit]` [INFO] [stdout] --> src/raw/heap/stable.rs:34:24 [INFO] [stdout] | [INFO] [stdout] 34 | let capacity = (*ptr).len(); // probably not great but ptr_metadata is still nightly [INFO] [stdout] | ^^^^^^ [INFO] [stdout] note: method calls to `len` require a reference [INFO] [stdout] --> /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/core/src/slice/mod.rs:116:5 [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] 34 | let capacity = (&(*ptr)).len(); // probably not great but ptr_metadata is still nightly [INFO] [stdout] | ++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cl-generic-vec` (lib) due to 1 previous error; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "ce5a5653ee593310d0af10f5c01ec0ef591494b2cfa62df19a24491d7c3d396d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce5a5653ee593310d0af10f5c01ec0ef591494b2cfa62df19a24491d7c3d396d", kill_on_drop: false }` [INFO] [stdout] ce5a5653ee593310d0af10f5c01ec0ef591494b2cfa62df19a24491d7c3d396d