[INFO] fetching crate scx_arena 0.1.1...
[INFO] checking scx_arena-0.1.1 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] extracting crate scx_arena 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate scx_arena 0.1.1
[INFO] finished tweaking crates.io crate scx_arena 0.1.1
[INFO] tweaked toml for crates.io crate scx_arena 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scx_arena 0.1.1 on toolchain 438eb4c1a1c3841523d7f672601e8adbe04cff28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate scx_arena 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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ca0b6c6b3108adaba248f90526f43d7d5e8253b66d0283b7a80b308653f3dca
[INFO] running `Command { std: "docker" "start" "-a" "0ca0b6c6b3108adaba248f90526f43d7d5e8253b66d0283b7a80b308653f3dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ca0b6c6b3108adaba248f90526f43d7d5e8253b66d0283b7a80b308653f3dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ca0b6c6b3108adaba248f90526f43d7d5e8253b66d0283b7a80b308653f3dca", kill_on_drop: false }`
[INFO] [stdout] 0ca0b6c6b3108adaba248f90526f43d7d5e8253b66d0283b7a80b308653f3dca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5de0b2bcdf647316ad156df69186f1a7620a6334910e27417a827d9b9e8e0ab7
[INFO] running `Command { std: "docker" "start" "-a" "5de0b2bcdf647316ad156df69186f1a7620a6334910e27417a827d9b9e8e0ab7", kill_on_drop: false }`
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[INFO] [stdout] warning: transmuting an integer to a pointer creates a pointer without provenance
[INFO] [stdout]    --> src/arenalib.rs:122:28
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let ptr = unsafe { std::mem::transmute::<u64, &mut [u64; MAX_CPU_SUPPORTED]>(args.bitmap) };
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is dangerous because dereferencing the resulting pointer is undefined behavior
[INFO] [stdout]     = note: exposed provenance semantics can be used to create a pointer based on some previously exposed provenance
[INFO] [stdout]     = help: if you truly mean to create a pointer without provenance, use `std::ptr::without_provenance_mut`
[INFO] [stdout]     = help: for more information about transmute, see <https://doc.rust-lang.org/std/mem/fn.transmute.html#transmutation-between-pointers-and-integers>
[INFO] [stdout]     = help: for more information about exposed provenance, see <https://doc.rust-lang.org/std/ptr/index.html#exposed-provenance>
[INFO] [stdout]     = note: `#[warn(integer_to_ptr_transmutes)]` on by default
[INFO] [stdout] help: use `std::ptr::with_exposed_provenance_mut` instead to use a previously exposed provenance
[INFO] [stdout]     |
[INFO] [stdout] 122 -         let ptr = unsafe { std::mem::transmute::<u64, &mut [u64; MAX_CPU_SUPPORTED]>(args.bitmap) };
[INFO] [stdout] 122 +         let ptr = unsafe { &mut *std::ptr::with_exposed_provenance_mut::<[u64; 640]>(args.bitmap) };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: transmuting an integer to a pointer creates a pointer without provenance
[INFO] [stdout]    --> src/arenalib.rs:122:28
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let ptr = unsafe { std::mem::transmute::<u64, &mut [u64; MAX_CPU_SUPPORTED]>(args.bitmap) };
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is dangerous because dereferencing the resulting pointer is undefined behavior
[INFO] [stdout]     = note: exposed provenance semantics can be used to create a pointer based on some previously exposed provenance
[INFO] [stdout]     = help: if you truly mean to create a pointer without provenance, use `std::ptr::without_provenance_mut`
[INFO] [stdout]     = help: for more information about transmute, see <https://doc.rust-lang.org/std/mem/fn.transmute.html#transmutation-between-pointers-and-integers>
[INFO] [stdout]     = help: for more information about exposed provenance, see <https://doc.rust-lang.org/std/ptr/index.html#exposed-provenance>
[INFO] [stdout]     = note: `#[warn(integer_to_ptr_transmutes)]` on by default
[INFO] [stdout] help: use `std::ptr::with_exposed_provenance_mut` instead to use a previously exposed provenance
[INFO] [stdout]     |
[INFO] [stdout] 122 -         let ptr = unsafe { std::mem::transmute::<u64, &mut [u64; MAX_CPU_SUPPORTED]>(args.bitmap) };
[INFO] [stdout] 122 +         let ptr = unsafe { &mut *std::ptr::with_exposed_provenance_mut::<[u64; 640]>(args.bitmap) };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "5de0b2bcdf647316ad156df69186f1a7620a6334910e27417a827d9b9e8e0ab7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de0b2bcdf647316ad156df69186f1a7620a6334910e27417a827d9b9e8e0ab7", kill_on_drop: false }`
[INFO] [stdout] 5de0b2bcdf647316ad156df69186f1a7620a6334910e27417a827d9b9e8e0ab7
