[INFO] cloning repository https://github.com/blakehawkins/zdex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blakehawkins/zdex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblakehawkins%2Fzdex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblakehawkins%2Fzdex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f26d5e7ee845712a84a416270b89377fc898eadd
[INFO] testing blakehawkins/zdex against beta-2025-09-21 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblakehawkins%2Fzdex" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/blakehawkins/zdex
[INFO] finished tweaking git repo https://github.com/blakehawkins/zdex
[INFO] tweaked toml for git repo https://github.com/blakehawkins/zdex written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/blakehawkins/zdex on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/blakehawkins/zdex already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c26cbc3efae59c204cd536b31884322072af54c7a3362ff63e6ca455fcaa722
[INFO] running `Command { std: "docker" "start" "-a" "4c26cbc3efae59c204cd536b31884322072af54c7a3362ff63e6ca455fcaa722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c26cbc3efae59c204cd536b31884322072af54c7a3362ff63e6ca455fcaa722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c26cbc3efae59c204cd536b31884322072af54c7a3362ff63e6ca455fcaa722", kill_on_drop: false }`
[INFO] [stdout] 4c26cbc3efae59c204cd536b31884322072af54c7a3362ff63e6ca455fcaa722
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c51290a710b7f37fa4538b7dd2a86caed65cbb1138019eeae41c92c86ef4c3ac
[INFO] running `Command { std: "docker" "start" "-a" "c51290a710b7f37fa4538b7dd2a86caed65cbb1138019eeae41c92c86ef4c3ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[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 num-traits v0.2.10
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling vob v2.0.4
[INFO] [stderr]    Compiling bit_collection_derive v0.2.2
[INFO] [stderr]    Compiling bit_collection v0.2.3
[INFO] [stderr]    Compiling zdex v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:250:3
[INFO] [stdout]     |
[INFO] [stdout] 250 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 251 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stdout]     |                       ------------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout]     = note: `#[warn(legacy_derive_helpers)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:255:3
[INFO] [stdout]     |
[INFO] [stdout] 255 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 256 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stdout]     |                       ------------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:260:3
[INFO] [stdout]     |
[INFO] [stdout] 260 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 261 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stdout]     |                       ------------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:265:3
[INFO] [stdout]     |
[INFO] [stdout] 265 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 266 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stdout]     |                       ------------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:270:3
[INFO] [stdout]     |
[INFO] [stdout] 270 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 271 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stdout]     |                       ------------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.23s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: zdex v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "c51290a710b7f37fa4538b7dd2a86caed65cbb1138019eeae41c92c86ef4c3ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c51290a710b7f37fa4538b7dd2a86caed65cbb1138019eeae41c92c86ef4c3ac", kill_on_drop: false }`
[INFO] [stdout] c51290a710b7f37fa4538b7dd2a86caed65cbb1138019eeae41c92c86ef4c3ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abda58153f9b972084888ac6399bb479dc329db1bd6b2205e856c2b08a1c1a8d
[INFO] running `Command { std: "docker" "start" "-a" "abda58153f9b972084888ac6399bb479dc329db1bd6b2205e856c2b08a1c1a8d", kill_on_drop: false }`
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:250:3
[INFO] [stdout]     |
[INFO] [stdout] 250 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 251 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stdout]     |                       ------------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout]     = note: `#[warn(legacy_derive_helpers)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zdex v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:255:3
[INFO] [stdout]     |
[INFO] [stdout] 255 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 256 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stdout]     |                       ------------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:260:3
[INFO] [stdout]     |
[INFO] [stdout] 260 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 261 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stdout]     |                       ------------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:265:3
[INFO] [stdout]     |
[INFO] [stdout] 265 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 266 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stdout]     |                       ------------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:270:3
[INFO] [stdout]     |
[INFO] [stdout] 270 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 271 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stdout]     |                       ------------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:250:3
[INFO] [stdout]     |
[INFO] [stdout] 250 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 251 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stdout]     |                       ------------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout]     = note: `#[warn(legacy_derive_helpers)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:255:3
[INFO] [stdout]     |
[INFO] [stdout] 255 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 256 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stdout]     |                       ------------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:260:3
[INFO] [stdout]     |
[INFO] [stdout] 260 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 261 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stdout]     |                       ------------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:265:3
[INFO] [stdout]     |
[INFO] [stdout] 265 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 266 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stdout]     |                       ------------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/lib.rs:270:3
[INFO] [stdout]     |
[INFO] [stdout] 270 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]     |   ^^^
[INFO] [stdout] 271 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stdout]     |                       ------------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: zdex v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "abda58153f9b972084888ac6399bb479dc329db1bd6b2205e856c2b08a1c1a8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abda58153f9b972084888ac6399bb479dc329db1bd6b2205e856c2b08a1c1a8d", kill_on_drop: false }`
[INFO] [stdout] abda58153f9b972084888ac6399bb479dc329db1bd6b2205e856c2b08a1c1a8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c2a4355d8790a4d7460a04a88f14b3ee80eaae61700c90cc897a23cbd432b67f
[INFO] running `Command { std: "docker" "start" "-a" "c2a4355d8790a4d7460a04a88f14b3ee80eaae61700c90cc897a23cbd432b67f", kill_on_drop: false }`
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stdout] 
[INFO] [stderr]    --> src/lib.rs:250:3
[INFO] [stdout] running 3 tests
[INFO] [stderr]     |
[INFO] [stderr] 250 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stderr]     |   ^^^
[INFO] [stderr] 251 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stderr]     |                       ------------- the attribute is introduced here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr]     = note: `#[warn(legacy_derive_helpers)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]    --> src/lib.rs:255:3
[INFO] [stderr]     |
[INFO] [stderr] 255 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stderr]     |   ^^^
[INFO] [stderr] 256 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stderr]     |                       ------------- the attribute is introduced here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]    --> src/lib.rs:260:3
[INFO] [stderr]     |
[INFO] [stderr] 260 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stderr]     |   ^^^
[INFO] [stderr] 261 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stderr]     |                       ------------- the attribute is introduced here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]    --> src/lib.rs:265:3
[INFO] [stderr]     |
[INFO] [stderr] 265 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stderr]     |   ^^^
[INFO] [stderr] 266 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stderr]     |                       ------------- the attribute is introduced here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: derive helper attribute is used before it is introduced
[INFO] [stderr]    --> src/lib.rs:270:3
[INFO] [stderr]     |
[INFO] [stderr] 270 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stderr]     |   ^^^
[INFO] [stderr] 271 | #[derive(Copy, Clone, BitCollection, Debug)]
[INFO] [stderr]     |                       ------------- the attribute is introduced here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stderr] 
[INFO] [stderr] warning: `zdex` (lib) generated 5 warnings
[INFO] [stderr] warning: `zdex` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: zdex v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zdex-9abbf77fef0aee85)
[INFO] [stdout] test tests::iter_works ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests zdex
[INFO] [stdout] test tests::tupl_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 29) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 61) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 29) stdout ----
[INFO] [stdout] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> src/lib.rs:34:3
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]   |   ^^^
[INFO] [stdout] 8 | #[derive(BitCollection, Clone, Copy, Debug)]
[INFO] [stdout]   |          ------------- the attribute is introduced here
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout]   = note: `#[deny(legacy_derive_helpers)]` (part of `#[deny(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/lib.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 13 |         .into_iter()
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 13 -         .into_iter()
[INFO] [stdout] 13 +         .iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 12 -     let vals: Vec<BigVal> = [BigVal(1u128 << 90)]
[INFO] [stdout] 12 +     let vals: Vec<BigVal> = IntoIterator::into_iter([BigVal(1u128 << 90)])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 61) stdout ----
[INFO] [stdout] error: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> src/lib.rs:67:3
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[bit(BitU8, mask = "!0", retr = "0")]
[INFO] [stdout]   |   ^^^
[INFO] [stdout] 9 | #[derive(BitCollection, Clone, Copy, Debug)]
[INFO] [stdout]   |          ------------- the attribute is introduced here
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout]   = note: `#[deny(legacy_derive_helpers)]` (part of `#[deny(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 29)
[INFO] [stdout]     src/lib.rs - (line 61)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c2a4355d8790a4d7460a04a88f14b3ee80eaae61700c90cc897a23cbd432b67f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2a4355d8790a4d7460a04a88f14b3ee80eaae61700c90cc897a23cbd432b67f", kill_on_drop: false }`
[INFO] [stdout] c2a4355d8790a4d7460a04a88f14b3ee80eaae61700c90cc897a23cbd432b67f
