[INFO] fetching crate apa 0.0.0...
[INFO] testing apa-0.0.0 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate apa 0.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate apa 0.0.0 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate apa 0.0.0
[INFO] finished tweaking crates.io crate apa 0.0.0
[INFO] tweaked toml for crates.io crate apa 0.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7d0005dd8f005b128753519d6f7086a9b8d6497995bdf31adc0db2fa43de7b1
[INFO] running `Command { std: "docker" "start" "-a" "b7d0005dd8f005b128753519d6f7086a9b8d6497995bdf31adc0db2fa43de7b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7d0005dd8f005b128753519d6f7086a9b8d6497995bdf31adc0db2fa43de7b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7d0005dd8f005b128753519d6f7086a9b8d6497995bdf31adc0db2fa43de7b1", kill_on_drop: false }`
[INFO] [stdout] b7d0005dd8f005b128753519d6f7086a9b8d6497995bdf31adc0db2fa43de7b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1df342430427582b4962762d1b72d8b51df0ecb44b6830b91ebae96d964f3284
[INFO] running `Command { std: "docker" "start" "-a" "1df342430427582b4962762d1b72d8b51df0ecb44b6830b91ebae96d964f3284", kill_on_drop: false }`
[INFO] [stderr]    Compiling apa v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `len` and `data` are never read
[INFO] [stdout]   --> src/apint.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct ApInt {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 8  |     /// The number of bits used in the data.
[INFO] [stdout] 9  |     len: BitWidth,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 10 |     /// The data holding the bits of the integer.
[INFO] [stdout] 11 |     data: ApIntData,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `value` and `p_value` are never read
[INFO] [stdout]   --> src/apint.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | union ApIntData {
[INFO] [stdout]    |       --------- fields in this union
[INFO] [stdout] 15 |     /// Inlined storage for values able to be stored within a single machine word.
[INFO] [stdout] 16 |     value: Limb,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 17 |     /// Heap allocated storage for values unable to be stored within a single machine word.
[INFO] [stdout] 18 |     p_value: NonNull<Limb>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `DoubleLimbRepr` is never used
[INFO] [stdout]  --> src/limb/mod.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type DoubleLimbRepr = u128;
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REPR_ZERO` is never used
[INFO] [stdout]  --> src/limb/mod.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const REPR_ZERO: LimbRepr = 0x0;
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REPR_ONE` is never used
[INFO] [stdout]  --> src/limb/mod.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const REPR_ONE: LimbRepr = 0x1;
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REPR_ONES` is never used
[INFO] [stdout]   --> src/limb/mod.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const REPR_ONES: LimbRepr = !REPR_ZERO;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constants `BITS`, `ZERO`, `ONE`, and `ONES` are never used
[INFO] [stdout]   --> src/limb/mod.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Limb {
[INFO] [stdout]    | --------- associated constants in this implementation
[INFO] [stdout] 17 |     /// The number of bits in a single `Limb`.
[INFO] [stdout] 18 |     pub const BITS: usize = mem::size_of::<LimbRepr>();
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub const ZERO: Limb = Limb(REPR_ZERO);
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 22 |     /// A `Limb` with value `1`.
[INFO] [stdout] 23 |     pub const ONE: Limb = Limb(REPR_ONE);
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 24 |     /// A `Limb` with all bits set to `1`.
[INFO] [stdout] 25 |     pub const ONES: Limb = Limb(REPR_ONES);
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "1df342430427582b4962762d1b72d8b51df0ecb44b6830b91ebae96d964f3284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1df342430427582b4962762d1b72d8b51df0ecb44b6830b91ebae96d964f3284", kill_on_drop: false }`
[INFO] [stdout] 1df342430427582b4962762d1b72d8b51df0ecb44b6830b91ebae96d964f3284
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09fce52093466e063f9bbe527bcb56a411a26cb7f6e88740cfd02f58de4c08ef
[INFO] running `Command { std: "docker" "start" "-a" "09fce52093466e063f9bbe527bcb56a411a26cb7f6e88740cfd02f58de4c08ef", kill_on_drop: false }`
[INFO] [stdout] warning: fields `len` and `data` are never read
[INFO] [stdout]   --> src/apint.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct ApInt {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 8  |     /// The number of bits used in the data.
[INFO] [stdout] 9  |     len: BitWidth,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 10 |     /// The data holding the bits of the integer.
[INFO] [stdout] 11 |     data: ApIntData,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `value` and `p_value` are never read
[INFO] [stdout]   --> src/apint.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | union ApIntData {
[INFO] [stdout]    |       --------- fields in this union
[INFO] [stdout] 15 |     /// Inlined storage for values able to be stored within a single machine word.
[INFO] [stdout] 16 |     value: Limb,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 17 |     /// Heap allocated storage for values unable to be stored within a single machine word.
[INFO] [stdout] 18 |     p_value: NonNull<Limb>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `DoubleLimbRepr` is never used
[INFO] [stdout]  --> src/limb/mod.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type DoubleLimbRepr = u128;
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REPR_ZERO` is never used
[INFO] [stdout]  --> src/limb/mod.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const REPR_ZERO: LimbRepr = 0x0;
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REPR_ONE` is never used
[INFO] [stdout]  --> src/limb/mod.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const REPR_ONE: LimbRepr = 0x1;
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REPR_ONES` is never used
[INFO] [stdout]   --> src/limb/mod.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const REPR_ONES: LimbRepr = !REPR_ZERO;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constants `BITS`, `ZERO`, `ONE`, and `ONES` are never used
[INFO] [stdout]   --> src/limb/mod.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Limb {
[INFO] [stdout]    | --------- associated constants in this implementation
[INFO] [stdout] 17 |     /// The number of bits in a single `Limb`.
[INFO] [stdout] 18 |     pub const BITS: usize = mem::size_of::<LimbRepr>();
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub const ZERO: Limb = Limb(REPR_ZERO);
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 22 |     /// A `Limb` with value `1`.
[INFO] [stdout] 23 |     pub const ONE: Limb = Limb(REPR_ONE);
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 24 |     /// A `Limb` with all bits set to `1`.
[INFO] [stdout] 25 |     pub const ONES: Limb = Limb(REPR_ONES);
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling apa v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `len` and `data` are never read
[INFO] [stdout]   --> src/apint.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct ApInt {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 8  |     /// The number of bits used in the data.
[INFO] [stdout] 9  |     len: BitWidth,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 10 |     /// The data holding the bits of the integer.
[INFO] [stdout] 11 |     data: ApIntData,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `value` and `p_value` are never read
[INFO] [stdout]   --> src/apint.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | union ApIntData {
[INFO] [stdout]    |       --------- fields in this union
[INFO] [stdout] 15 |     /// Inlined storage for values able to be stored within a single machine word.
[INFO] [stdout] 16 |     value: Limb,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 17 |     /// Heap allocated storage for values unable to be stored within a single machine word.
[INFO] [stdout] 18 |     p_value: NonNull<Limb>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `DoubleLimbRepr` is never used
[INFO] [stdout]  --> src/limb/mod.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type DoubleLimbRepr = u128;
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REPR_ZERO` is never used
[INFO] [stdout]  --> src/limb/mod.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const REPR_ZERO: LimbRepr = 0x0;
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REPR_ONE` is never used
[INFO] [stdout]  --> src/limb/mod.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const REPR_ONE: LimbRepr = 0x1;
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `REPR_ONES` is never used
[INFO] [stdout]   --> src/limb/mod.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const REPR_ONES: LimbRepr = !REPR_ZERO;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constants `BITS`, `ZERO`, `ONE`, and `ONES` are never used
[INFO] [stdout]   --> src/limb/mod.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Limb {
[INFO] [stdout]    | --------- associated constants in this implementation
[INFO] [stdout] 17 |     /// The number of bits in a single `Limb`.
[INFO] [stdout] 18 |     pub const BITS: usize = mem::size_of::<LimbRepr>();
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub const ZERO: Limb = Limb(REPR_ZERO);
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 22 |     /// A `Limb` with value `1`.
[INFO] [stdout] 23 |     pub const ONE: Limb = Limb(REPR_ONE);
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 24 |     /// A `Limb` with all bits set to `1`.
[INFO] [stdout] 25 |     pub const ONES: Limb = Limb(REPR_ONES);
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "09fce52093466e063f9bbe527bcb56a411a26cb7f6e88740cfd02f58de4c08ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09fce52093466e063f9bbe527bcb56a411a26cb7f6e88740cfd02f58de4c08ef", kill_on_drop: false }`
[INFO] [stdout] 09fce52093466e063f9bbe527bcb56a411a26cb7f6e88740cfd02f58de4c08ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8715dd6883458094554936165083cead2529cbb9621554a01170783b0634dc88
[INFO] running `Command { std: "docker" "start" "-a" "8715dd6883458094554936165083cead2529cbb9621554a01170783b0634dc88", kill_on_drop: false }`
[INFO] [stderr] warning: fields `len` and `data` are never read
[INFO] [stderr]   --> src/apint.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr] 7  | pub struct ApInt {
[INFO] [stderr]    |            ----- fields in this struct
[INFO] [stderr] 8  |     /// The number of bits used in the data.
[INFO] [stderr] 9  |     len: BitWidth,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 10 |     /// The data holding the bits of the integer.
[INFO] [stderr] 11 |     data: ApIntData,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `value` and `p_value` are never read
[INFO] [stderr]   --> src/apint.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | union ApIntData {
[INFO] [stderr]    |       --------- fields in this union
[INFO] [stderr] 15 |     /// Inlined storage for values able to be stored within a single machine word.
[INFO] [stderr] 16 |     value: Limb,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 17 |     /// Heap allocated storage for values unable to be stored within a single machine word.
[INFO] [stderr] 18 |     p_value: NonNull<Limb>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `DoubleLimbRepr` is never used
[INFO] [stderr]  --> src/limb/mod.rs:6:10
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub type DoubleLimbRepr = u128;
[INFO] [stderr]   |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `REPR_ZERO` is never used
[INFO] [stderr]  --> src/limb/mod.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 | const REPR_ZERO: LimbRepr = 0x0;
[INFO] [stderr]   |       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `REPR_ONE` is never used
[INFO] [stderr]  --> src/limb/mod.rs:9:7
[INFO] [stderr]   |
[INFO] [stderr] 9 | const REPR_ONE: LimbRepr = 0x1;
[INFO] [stderr]   |       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `REPR_ONES` is never used
[INFO] [stderr]   --> src/limb/mod.rs:10:7
[INFO] [stderr]    |
[INFO] [stderr] 10 | const REPR_ONES: LimbRepr = !REPR_ZERO;
[INFO] [stderr]    |       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated constants `BITS`, `ZERO`, `ONE`, and `ONES` are never used
[INFO] [stderr]   --> src/limb/mod.rs:18:15
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl Limb {
[INFO] [stderr]    | --------- associated constants in this implementation
[INFO] [stderr] 17 |     /// The number of bits in a single `Limb`.
[INFO] [stderr] 18 |     pub const BITS: usize = mem::size_of::<LimbRepr>();
[INFO] [stderr]    |               ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 21 |     pub const ZERO: Limb = Limb(REPR_ZERO);
[INFO] [stderr]    |               ^^^^
[INFO] [stderr] 22 |     /// A `Limb` with value `1`.
[INFO] [stderr] 23 |     pub const ONE: Limb = Limb(REPR_ONE);
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 24 |     /// A `Limb` with all bits set to `1`.
[INFO] [stderr] 25 |     pub const ONES: Limb = Limb(REPR_ONES);
[INFO] [stderr]    |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `apa` (lib) generated 7 warnings
[INFO] [stderr] warning: `apa` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/apa-25e5aeb80da1d9e9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests apa
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8715dd6883458094554936165083cead2529cbb9621554a01170783b0634dc88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8715dd6883458094554936165083cead2529cbb9621554a01170783b0634dc88", kill_on_drop: false }`
[INFO] [stdout] 8715dd6883458094554936165083cead2529cbb9621554a01170783b0634dc88
