[INFO] fetching crate vec-2-10-10-10 0.1.2... [INFO] checking vec-2-10-10-10-0.1.2 against beta for pr-78714 [INFO] extracting crate vec-2-10-10-10 0.1.2 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate vec-2-10-10-10 0.1.2 on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate vec-2-10-10-10 0.1.2 [INFO] finished tweaking crates.io crate vec-2-10-10-10 0.1.2 [INFO] tweaked toml for crates.io crate vec-2-10-10-10 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f9b2020de1a5f757a239f14951e67935bf6998c65a63cf3c19d8e1ef537ff475 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f9b2020de1a5f757a239f14951e67935bf6998c65a63cf3c19d8e1ef537ff475", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f9b2020de1a5f757a239f14951e67935bf6998c65a63cf3c19d8e1ef537ff475", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9b2020de1a5f757a239f14951e67935bf6998c65a63cf3c19d8e1ef537ff475", kill_on_drop: false }` [INFO] [stdout] f9b2020de1a5f757a239f14951e67935bf6998c65a63cf3c19d8e1ef537ff475 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f89dc71276a58b36f9f35338bb571e7c3b99245e6c005aba7c7457f42ac22c1c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f89dc71276a58b36f9f35338bb571e7c3b99245e6c005aba7c7457f42ac22c1c", kill_on_drop: false }` [INFO] [stderr] Checking vec-2-10-10-10 v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133) [INFO] [stdout] --> src/lib.rs:287:9 [INFO] [stdout] | [INFO] [stdout] 287 | &self.data [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(safe_packed_borrows)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #46043 [INFO] [stdout] = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133) [INFO] [stdout] --> src/lib.rs:287:9 [INFO] [stdout] | [INFO] [stdout] 287 | &self.data [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(safe_packed_borrows)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #46043 [INFO] [stdout] = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "f89dc71276a58b36f9f35338bb571e7c3b99245e6c005aba7c7457f42ac22c1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f89dc71276a58b36f9f35338bb571e7c3b99245e6c005aba7c7457f42ac22c1c", kill_on_drop: false }` [INFO] [stdout] f89dc71276a58b36f9f35338bb571e7c3b99245e6c005aba7c7457f42ac22c1c