[INFO] fetching crate compact-rc 0.5.5... [INFO] checking compact-rc-0.5.5 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate compact-rc 0.5.5 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate compact-rc 0.5.5 [INFO] finished tweaking crates.io crate compact-rc 0.5.5 [INFO] tweaked toml for crates.io crate compact-rc 0.5.5 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate compact-rc 0.5.5 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 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dropcount v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ca141128b0d0f461932a5ef8dc1ff1ed6cc373391d4c445df76f17a781050c3f [INFO] running `Command { std: "docker" "start" "-a" "ca141128b0d0f461932a5ef8dc1ff1ed6cc373391d4c445df76f17a781050c3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ca141128b0d0f461932a5ef8dc1ff1ed6cc373391d4c445df76f17a781050c3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca141128b0d0f461932a5ef8dc1ff1ed6cc373391d4c445df76f17a781050c3f", kill_on_drop: false }` [INFO] [stdout] ca141128b0d0f461932a5ef8dc1ff1ed6cc373391d4c445df76f17a781050c3f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9b15ea04d9c197daa73b2176b2a70388730a8de94e4ddc1610352d69e038fe6b [INFO] running `Command { std: "docker" "start" "-a" "9b15ea04d9c197daa73b2176b2a70388730a8de94e4ddc1610352d69e038fe6b", kill_on_drop: false }` [INFO] [stderr] Checking dropcount v0.1.2 [INFO] [stderr] Checking compact-rc v0.5.5 (/opt/rustwide/workdir) [INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stdout] --> src/base.rs:443:21 [INFO] [stdout] | [INFO] [stdout] 443 | assume!((*pvalue).len() == v.len()); [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/base.rs:443:21 [INFO] [stdout] | [INFO] [stdout] 443 | assume!((*pvalue).len() == v.len()); [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] 443 | assume!((&(*pvalue)).len() == v.len()); [INFO] [stdout] | ++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stdout] --> src/base.rs:445:18 [INFO] [stdout] | [INFO] [stdout] 445 | *(*pvalue).get_unchecked_mut(i) = MaybeUninit::new(v.get_unchecked(i).clone()); [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: `&mut [MaybeUninit]` [INFO] [stdout] --> src/base.rs:445:18 [INFO] [stdout] | [INFO] [stdout] 445 | *(*pvalue).get_unchecked_mut(i) = MaybeUninit::new(v.get_unchecked(i).clone()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] note: method calls to `get_unchecked_mut` require a reference [INFO] [stdout] --> /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/core/src/slice/mod.rs:680:5 [INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit [INFO] [stdout] | [INFO] [stdout] 445 | *(&mut (*pvalue)).get_unchecked_mut(i) = MaybeUninit::new(v.get_unchecked(i).clone()); [INFO] [stdout] | +++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `compact-rc` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stdout] --> src/base.rs:443:21 [INFO] [stdout] | [INFO] [stdout] 443 | assume!((*pvalue).len() == v.len()); [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/base.rs:443:21 [INFO] [stdout] | [INFO] [stdout] 443 | assume!((*pvalue).len() == v.len()); [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] 443 | assume!((&(*pvalue)).len() == v.len()); [INFO] [stdout] | ++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stdout] --> src/base.rs:445:18 [INFO] [stdout] | [INFO] [stdout] 445 | *(*pvalue).get_unchecked_mut(i) = MaybeUninit::new(v.get_unchecked(i).clone()); [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: `&mut [MaybeUninit]` [INFO] [stdout] --> src/base.rs:445:18 [INFO] [stdout] | [INFO] [stdout] 445 | *(*pvalue).get_unchecked_mut(i) = MaybeUninit::new(v.get_unchecked(i).clone()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] note: method calls to `get_unchecked_mut` require a reference [INFO] [stdout] --> /rustc/cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c/library/core/src/slice/mod.rs:680:5 [INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit [INFO] [stdout] | [INFO] [stdout] 445 | *(&mut (*pvalue)).get_unchecked_mut(i) = MaybeUninit::new(v.get_unchecked(i).clone()); [INFO] [stdout] | +++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `compact-rc` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "9b15ea04d9c197daa73b2176b2a70388730a8de94e4ddc1610352d69e038fe6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b15ea04d9c197daa73b2176b2a70388730a8de94e4ddc1610352d69e038fe6b", kill_on_drop: false }` [INFO] [stdout] 9b15ea04d9c197daa73b2176b2a70388730a8de94e4ddc1610352d69e038fe6b