[INFO] fetching crate multiwii_serial_protocol 0.1.1...
[INFO] testing multiwii_serial_protocol-0.1.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate multiwii_serial_protocol 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate multiwii_serial_protocol 0.1.1
[INFO] finished tweaking crates.io crate multiwii_serial_protocol 0.1.1
[INFO] tweaked toml for crates.io crate multiwii_serial_protocol 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate multiwii_serial_protocol 0.1.1 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding packed_struct v0.2.3 (available: v0.10.1)
[INFO] [stderr]       Adding packed_struct_codegen v0.2.4 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afe70804f9e62d29cf97e34bf5202aabd4907f130a96593c53164ed2f47b4d26
[INFO] running `Command { std: "docker" "start" "-a" "afe70804f9e62d29cf97e34bf5202aabd4907f130a96593c53164ed2f47b4d26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afe70804f9e62d29cf97e34bf5202aabd4907f130a96593c53164ed2f47b4d26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afe70804f9e62d29cf97e34bf5202aabd4907f130a96593c53164ed2f47b4d26", kill_on_drop: false }`
[INFO] [stdout] afe70804f9e62d29cf97e34bf5202aabd4907f130a96593c53164ed2f47b4d26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb79e2c31e14cde6ff982c923197c3c53d86b4e19663b886d2f01ae680e13eb3
[INFO] running `Command { std: "docker" "start" "-a" "cb79e2c31e14cde6ff982c923197c3c53d86b4e19663b886d2f01ae680e13eb3", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling packed_struct v0.2.3
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling packed_struct_codegen v0.2.4
[INFO] [stderr]    Compiling multiwii_serial_protocol v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/prelude/std.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use std::cell::RefCell;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/prelude/std.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use std::rc::Rc;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::num::Wrapping`
[INFO] [stdout]  --> src/prelude/std.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use std::num::Wrapping;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/prelude/std.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use std::fmt;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format as format_to_string`
[INFO] [stdout]  --> src/prelude/std.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use std::fmt::format as format_to_string;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Formatter`
[INFO] [stdout]  --> src/prelude/std.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use std::fmt::Formatter;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Error as FmtError`
[INFO] [stdout]   --> src/prelude/std.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use std::fmt::Error as FmtError;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]   --> src/prelude/std.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use std::marker::PhantomData;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]   --> src/prelude/std.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use std::ops::Range;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `max` and `min`
[INFO] [stdout]   --> src/prelude/std.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use std::cmp::{min, max};
[INFO] [stdout]    |                    ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr::write_bytes`
[INFO] [stdout]   --> src/prelude/std.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use std::ptr::write_bytes;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter`
[INFO] [stdout]   --> src/prelude/std.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub use std::iter;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]   --> src/prelude/std.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub use std::str::FromStr;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]   --> src/prelude/std.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub use std::io;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/prelude/std.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub use std::io::Write;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]   --> src/prelude/std.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub use std::sync::Arc;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::from_utf8`
[INFO] [stdout]   --> src/prelude/std.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub use std::str::from_utf8;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]   --> src/prelude/std.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub use std::ops::Deref;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]  --> src/structs.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]   |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]   = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:26:10
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:46:10
[INFO] [stdout]    |
[INFO] [stdout] 46 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:61:10
[INFO] [stdout]    |
[INFO] [stdout] 61 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:74:10
[INFO] [stdout]    |
[INFO] [stdout] 74 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:89:10
[INFO] [stdout]    |
[INFO] [stdout] 89 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:102:10
[INFO] [stdout]     |
[INFO] [stdout] 102 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:116:10
[INFO] [stdout]     |
[INFO] [stdout] 116 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:128:10
[INFO] [stdout]     |
[INFO] [stdout] 128 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:135:10
[INFO] [stdout]     |
[INFO] [stdout] 135 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:144:10
[INFO] [stdout]     |
[INFO] [stdout] 144 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:164:10
[INFO] [stdout]     |
[INFO] [stdout] 164 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:172:10
[INFO] [stdout]     |
[INFO] [stdout] 172 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:182:10
[INFO] [stdout]     |
[INFO] [stdout] 182 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:193:10
[INFO] [stdout]     |
[INFO] [stdout] 193 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:203:10
[INFO] [stdout]     |
[INFO] [stdout] 203 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:209:10
[INFO] [stdout]     |
[INFO] [stdout] 209 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:215:10
[INFO] [stdout]     |
[INFO] [stdout] 215 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:224:10
[INFO] [stdout]     |
[INFO] [stdout] 224 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:239:10
[INFO] [stdout]     |
[INFO] [stdout] 239 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:257:10
[INFO] [stdout]     |
[INFO] [stdout] 257 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:276:10
[INFO] [stdout]     |
[INFO] [stdout] 276 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:309:10
[INFO] [stdout]     |
[INFO] [stdout] 309 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:315:10
[INFO] [stdout]     |
[INFO] [stdout] 315 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:320:10
[INFO] [stdout]     |
[INFO] [stdout] 320 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:326:10
[INFO] [stdout]     |
[INFO] [stdout] 326 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:334:10
[INFO] [stdout]     |
[INFO] [stdout] 334 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:342:10
[INFO] [stdout]     |
[INFO] [stdout] 342 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:351:10
[INFO] [stdout]     |
[INFO] [stdout] 351 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:359:10
[INFO] [stdout]     |
[INFO] [stdout] 359 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:373:10
[INFO] [stdout]     |
[INFO] [stdout] 373 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:387:10
[INFO] [stdout]     |
[INFO] [stdout] 387 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:406:10
[INFO] [stdout]     |
[INFO] [stdout] 406 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:414:10
[INFO] [stdout]     |
[INFO] [stdout] 414 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:420:10
[INFO] [stdout]     |
[INFO] [stdout] 420 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.28s
[INFO] running `Command { std: "docker" "inspect" "cb79e2c31e14cde6ff982c923197c3c53d86b4e19663b886d2f01ae680e13eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb79e2c31e14cde6ff982c923197c3c53d86b4e19663b886d2f01ae680e13eb3", kill_on_drop: false }`
[INFO] [stdout] cb79e2c31e14cde6ff982c923197c3c53d86b4e19663b886d2f01ae680e13eb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10f47a44486c8d2ae126382284695996ee6d22c80f16ef386e276d6a7ea733c1
[INFO] running `Command { std: "docker" "start" "-a" "10f47a44486c8d2ae126382284695996ee6d22c80f16ef386e276d6a7ea733c1", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/prelude/std.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use std::cell::RefCell;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/prelude/std.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use std::rc::Rc;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::num::Wrapping`
[INFO] [stdout]  --> src/prelude/std.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use std::num::Wrapping;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/prelude/std.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use std::fmt;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format as format_to_string`
[INFO] [stdout]  --> src/prelude/std.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use std::fmt::format as format_to_string;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Formatter`
[INFO] [stdout]  --> src/prelude/std.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use std::fmt::Formatter;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Error as FmtError`
[INFO] [stdout]   --> src/prelude/std.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use std::fmt::Error as FmtError;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]   --> src/prelude/std.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use std::marker::PhantomData;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]   --> src/prelude/std.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use std::ops::Range;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `max` and `min`
[INFO] [stdout]   --> src/prelude/std.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use std::cmp::{min, max};
[INFO] [stdout]    |                    ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr::write_bytes`
[INFO] [stdout]   --> src/prelude/std.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use std::ptr::write_bytes;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter`
[INFO] [stdout]   --> src/prelude/std.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub use std::iter;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]   --> src/prelude/std.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub use std::str::FromStr;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]   --> src/prelude/std.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub use std::io;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/prelude/std.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub use std::io::Write;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]   --> src/prelude/std.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub use std::sync::Arc;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::from_utf8`
[INFO] [stdout]   --> src/prelude/std.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub use std::str::from_utf8;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]   --> src/prelude/std.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub use std::ops::Deref;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]  --> src/structs.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]   |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]   = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:26:10
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling multiwii_serial_protocol v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:46:10
[INFO] [stdout]    |
[INFO] [stdout] 46 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:61:10
[INFO] [stdout]    |
[INFO] [stdout] 61 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:74:10
[INFO] [stdout]    |
[INFO] [stdout] 74 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:89:10
[INFO] [stdout]    |
[INFO] [stdout] 89 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:102:10
[INFO] [stdout]     |
[INFO] [stdout] 102 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:116:10
[INFO] [stdout]     |
[INFO] [stdout] 116 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:128:10
[INFO] [stdout]     |
[INFO] [stdout] 128 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:135:10
[INFO] [stdout]     |
[INFO] [stdout] 135 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:144:10
[INFO] [stdout]     |
[INFO] [stdout] 144 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:164:10
[INFO] [stdout]     |
[INFO] [stdout] 164 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:172:10
[INFO] [stdout]     |
[INFO] [stdout] 172 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:182:10
[INFO] [stdout]     |
[INFO] [stdout] 182 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:193:10
[INFO] [stdout]     |
[INFO] [stdout] 193 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:203:10
[INFO] [stdout]     |
[INFO] [stdout] 203 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:209:10
[INFO] [stdout]     |
[INFO] [stdout] 209 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:215:10
[INFO] [stdout]     |
[INFO] [stdout] 215 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:224:10
[INFO] [stdout]     |
[INFO] [stdout] 224 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:239:10
[INFO] [stdout]     |
[INFO] [stdout] 239 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:257:10
[INFO] [stdout]     |
[INFO] [stdout] 257 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:276:10
[INFO] [stdout]     |
[INFO] [stdout] 276 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:309:10
[INFO] [stdout]     |
[INFO] [stdout] 309 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:315:10
[INFO] [stdout]     |
[INFO] [stdout] 315 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:320:10
[INFO] [stdout]     |
[INFO] [stdout] 320 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:326:10
[INFO] [stdout]     |
[INFO] [stdout] 326 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:334:10
[INFO] [stdout]     |
[INFO] [stdout] 334 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:342:10
[INFO] [stdout]     |
[INFO] [stdout] 342 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:351:10
[INFO] [stdout]     |
[INFO] [stdout] 351 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:359:10
[INFO] [stdout]     |
[INFO] [stdout] 359 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:373:10
[INFO] [stdout]     |
[INFO] [stdout] 373 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:387:10
[INFO] [stdout]     |
[INFO] [stdout] 387 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:406:10
[INFO] [stdout]     |
[INFO] [stdout] 406 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:414:10
[INFO] [stdout]     |
[INFO] [stdout] 414 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:420:10
[INFO] [stdout]     |
[INFO] [stdout] 420 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/prelude/std.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use std::cell::RefCell;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/prelude/std.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use std::rc::Rc;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::num::Wrapping`
[INFO] [stdout]  --> src/prelude/std.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use std::num::Wrapping;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/prelude/std.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use std::fmt;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format as format_to_string`
[INFO] [stdout]  --> src/prelude/std.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use std::fmt::format as format_to_string;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Formatter`
[INFO] [stdout]  --> src/prelude/std.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use std::fmt::Formatter;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Error as FmtError`
[INFO] [stdout]   --> src/prelude/std.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use std::fmt::Error as FmtError;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]   --> src/prelude/std.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use std::marker::PhantomData;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Range`
[INFO] [stdout]   --> src/prelude/std.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use std::ops::Range;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `max` and `min`
[INFO] [stdout]   --> src/prelude/std.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use std::cmp::{min, max};
[INFO] [stdout]    |                    ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr::write_bytes`
[INFO] [stdout]   --> src/prelude/std.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use std::ptr::write_bytes;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter`
[INFO] [stdout]   --> src/prelude/std.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub use std::iter;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]   --> src/prelude/std.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub use std::str::FromStr;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]   --> src/prelude/std.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub use std::io;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/prelude/std.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub use std::io::Write;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]   --> src/prelude/std.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub use std::sync::Arc;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::from_utf8`
[INFO] [stdout]   --> src/prelude/std.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub use std::str::from_utf8;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]   --> src/prelude/std.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub use std::ops::Deref;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]  --> src/structs.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]   |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]   = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:26:10
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:46:10
[INFO] [stdout]    |
[INFO] [stdout] 46 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:61:10
[INFO] [stdout]    |
[INFO] [stdout] 61 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:74:10
[INFO] [stdout]    |
[INFO] [stdout] 74 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/structs.rs:89:10
[INFO] [stdout]    |
[INFO] [stdout] 89 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:102:10
[INFO] [stdout]     |
[INFO] [stdout] 102 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:116:10
[INFO] [stdout]     |
[INFO] [stdout] 116 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:128:10
[INFO] [stdout]     |
[INFO] [stdout] 128 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:135:10
[INFO] [stdout]     |
[INFO] [stdout] 135 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:144:10
[INFO] [stdout]     |
[INFO] [stdout] 144 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:164:10
[INFO] [stdout]     |
[INFO] [stdout] 164 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:172:10
[INFO] [stdout]     |
[INFO] [stdout] 172 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:182:10
[INFO] [stdout]     |
[INFO] [stdout] 182 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:193:10
[INFO] [stdout]     |
[INFO] [stdout] 193 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:203:10
[INFO] [stdout]     |
[INFO] [stdout] 203 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:209:10
[INFO] [stdout]     |
[INFO] [stdout] 209 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:215:10
[INFO] [stdout]     |
[INFO] [stdout] 215 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:224:10
[INFO] [stdout]     |
[INFO] [stdout] 224 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:239:10
[INFO] [stdout]     |
[INFO] [stdout] 239 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:257:10
[INFO] [stdout]     |
[INFO] [stdout] 257 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:276:10
[INFO] [stdout]     |
[INFO] [stdout] 276 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:309:10
[INFO] [stdout]     |
[INFO] [stdout] 309 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:315:10
[INFO] [stdout]     |
[INFO] [stdout] 315 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:320:10
[INFO] [stdout]     |
[INFO] [stdout] 320 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:326:10
[INFO] [stdout]     |
[INFO] [stdout] 326 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:334:10
[INFO] [stdout]     |
[INFO] [stdout] 334 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:342:10
[INFO] [stdout]     |
[INFO] [stdout] 342 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:351:10
[INFO] [stdout]     |
[INFO] [stdout] 351 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:359:10
[INFO] [stdout]     |
[INFO] [stdout] 359 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:373:10
[INFO] [stdout]     |
[INFO] [stdout] 373 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:387:10
[INFO] [stdout]     |
[INFO] [stdout] 387 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:406:10
[INFO] [stdout]     |
[INFO] [stdout] 406 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:414:10
[INFO] [stdout]     |
[INFO] [stdout] 414 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/structs.rs:420:10
[INFO] [stdout]     |
[INFO] [stdout] 420 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stdout]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.10s
[INFO] running `Command { std: "docker" "inspect" "10f47a44486c8d2ae126382284695996ee6d22c80f16ef386e276d6a7ea733c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10f47a44486c8d2ae126382284695996ee6d22c80f16ef386e276d6a7ea733c1", kill_on_drop: false }`
[INFO] [stdout] 10f47a44486c8d2ae126382284695996ee6d22c80f16ef386e276d6a7ea733c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0c2658d76040a79c56604e582aef337303928f5bf2c58297a6c22bd1139bcb1e
[INFO] running `Command { std: "docker" "start" "-a" "0c2658d76040a79c56604e582aef337303928f5bf2c58297a6c22bd1139bcb1e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unused import: `std::cell::RefCell`
[INFO] [stderr]  --> src/prelude/std.rs:2:9
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub use std::cell::RefCell;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]  --> src/prelude/std.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub use std::rc::Rc;
[INFO] [stderr]   |         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::num::Wrapping`
[INFO] [stderr]  --> src/prelude/std.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub use std::num::Wrapping;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/prelude/std.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub use std::fmt;
[INFO] [stderr]   |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::format as format_to_string`
[INFO] [stderr]  --> src/prelude/std.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub use std::fmt::format as format_to_string;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Formatter`
[INFO] [stderr]  --> src/prelude/std.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub use std::fmt::Formatter;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Error as FmtError`
[INFO] [stderr]   --> src/prelude/std.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub use std::fmt::Error as FmtError;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]   --> src/prelude/std.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub use std::marker::PhantomData;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Range`
[INFO] [stderr]   --> src/prelude/std.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub use std::ops::Range;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `max` and `min`
[INFO] [stderr]   --> src/prelude/std.rs:14:20
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub use std::cmp::{min, max};
[INFO] [stderr]    |                    ^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ptr::write_bytes`
[INFO] [stderr]   --> src/prelude/std.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub use std::ptr::write_bytes;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::iter`
[INFO] [stderr]   --> src/prelude/std.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub use std::iter;
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]   --> src/prelude/std.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub use std::str::FromStr;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]   --> src/prelude/std.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub use std::io;
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]   --> src/prelude/std.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub use std::io::Write;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]   --> src/prelude/std.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub use std::sync::Arc;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::from_utf8`
[INFO] [stderr]   --> src/prelude/std.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub use std::str::from_utf8;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Deref`
[INFO] [stderr]   --> src/prelude/std.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub use std::ops::Deref;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]  --> src/structs.rs:5:10
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]   |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr]   = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/structs.rs:13:10
[INFO] [stderr]    |
[INFO] [stderr] 13 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/structs.rs:19:10
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/structs.rs:26:10
[INFO] [stderr]    |
[INFO] [stderr] 26 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/structs.rs:34:10
[INFO] [stderr]    |
[INFO] [stderr] 34 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/structs.rs:41:10
[INFO] [stderr]    |
[INFO] [stderr] 41 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/structs.rs:46:10
[INFO] [stderr]    |
[INFO] [stderr] 46 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/structs.rs:61:10
[INFO] [stderr]    |
[INFO] [stderr] 61 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/structs.rs:74:10
[INFO] [stderr]    |
[INFO] [stderr] 74 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/structs.rs:89:10
[INFO] [stderr]    |
[INFO] [stderr] 89 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stderr]    |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:102:10
[INFO] [stderr]     |
[INFO] [stderr] 102 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:116:10
[INFO] [stderr]     |
[INFO] [stderr] 116 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:128:10
[INFO] [stderr]     |
[INFO] [stderr] 128 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:135:10
[INFO] [stderr]     |
[INFO] [stderr] 135 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:144:10
[INFO] [stderr]     |
[INFO] [stderr] 144 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:164:10
[INFO] [stderr]     |
[INFO] [stderr] 164 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:172:10
[INFO] [stderr]     |
[INFO] [stderr] 172 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:182:10
[INFO] [stderr]     |
[INFO] [stderr] 182 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:193:10
[INFO] [stderr]     |
[INFO] [stderr] 193 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:203:10
[INFO] [stderr]     |
[INFO] [stderr] 203 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:209:10
[INFO] [stderr]     |
[INFO] [stderr] 209 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:215:10
[INFO] [stderr]     |
[INFO] [stderr] 215 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:224:10
[INFO] [stderr]     |
[INFO] [stderr] 224 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:239:10
[INFO] [stderr]     |
[INFO] [stderr] 239 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:257:10
[INFO] [stderr]     |
[INFO] [stderr] 257 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:276:10
[INFO] [stderr]     |
[INFO] [stderr] 276 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:309:10
[INFO] [stderr]     |
[INFO] [stderr] 309 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:315:10
[INFO] [stderr]     |
[INFO] [stderr] 315 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:320:10
[INFO] [stderr]     |
[INFO] [stderr] 320 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:326:10
[INFO] [stderr]     |
[INFO] [stderr] 326 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:334:10
[INFO] [stderr]     |
[INFO] [stderr] 334 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:342:10
[INFO] [stderr]     |
[INFO] [stderr] 342 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:351:10
[INFO] [stderr]     |
[INFO] [stderr] 351 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:359:10
[INFO] [stderr]     |
[INFO] [stderr] 359 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:373:10
[INFO] [stderr]     |
[INFO] [stderr] 373 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:387:10
[INFO] [stderr]     |
[INFO] [stderr] 387 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:406:10
[INFO] [stderr]     |
[INFO] [stderr] 406 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:414:10
[INFO] [stderr]     |
[INFO] [stderr] 414 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone, Default)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/structs.rs:420:10
[INFO] [stderr]     |
[INFO] [stderr] 420 | #[derive(PackedStruct, Serialize, Deserialize,  Debug, Copy, Clone)]
[INFO] [stderr]     |          ^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `multiwii_serial_protocol` (lib) generated 57 warnings (run `cargo fix --lib -p multiwii_serial_protocol` to apply 18 suggestions)
[INFO] [stderr] warning: `multiwii_serial_protocol` (lib test) generated 57 warnings (57 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/multiwii_serial_protocol-c7dc010872b3a0e4)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests multiwii_serial_protocol
[INFO] [stdout] test packet::test_roundtrip ... ok
[INFO] [stdout] test structs::test_mixer ... ok
[INFO] [stdout] test packet::test_serialize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "0c2658d76040a79c56604e582aef337303928f5bf2c58297a6c22bd1139bcb1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c2658d76040a79c56604e582aef337303928f5bf2c58297a6c22bd1139bcb1e", kill_on_drop: false }`
[INFO] [stdout] 0c2658d76040a79c56604e582aef337303928f5bf2c58297a6c22bd1139bcb1e
