[INFO] cloning repository https://github.com/bnewbold/geniza
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bnewbold/geniza" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbnewbold%2Fgeniza", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbnewbold%2Fgeniza'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 58bb8ba7e9f87e533efd3940c9fbc30815f93a55
[INFO] testing bnewbold/geniza against 1.69.0 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbnewbold%2Fgeniza" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bnewbold/geniza on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bnewbold/geniza
[INFO] finished tweaking git repo https://github.com/bnewbold/geniza
[INFO] tweaked toml for git repo https://github.com/bnewbold/geniza written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bnewbold/geniza 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded integer-encoding v1.1.7
[INFO] [stderr]   Downloaded libsodium-sys v0.0.16
[INFO] [stderr]   Downloaded chan-signal v0.3.3
[INFO] [stderr]   Downloaded assert_cli v0.5.4
[INFO] [stderr]   Downloaded chan v0.1.23
[INFO] [stderr]   Downloaded protobuf v1.7.5
[INFO] [stderr]   Downloaded resolve v0.2.0
[INFO] [stderr]   Downloaded sodiumoxide v0.0.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b914d91101d3efef70f8eeeffe4e5e6f0cd9f798a5e3c0492350b0b95c80c927
[INFO] running `Command { std: "docker" "start" "-a" "b914d91101d3efef70f8eeeffe4e5e6f0cd9f798a5e3c0492350b0b95c80c927", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b914d91101d3efef70f8eeeffe4e5e6f0cd9f798a5e3c0492350b0b95c80c927", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b914d91101d3efef70f8eeeffe4e5e6f0cd9f798a5e3c0492350b0b95c80c927", kill_on_drop: false }`
[INFO] [stdout] b914d91101d3efef70f8eeeffe4e5e6f0cd9f798a5e3c0492350b0b95c80c927
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14b9e521e25d2177a6c9044a2491bf1755e81d0745409128f907b30a29e70f5e
[INFO] running `Command { std: "docker" "start" "-a" "14b9e521e25d2177a6c9044a2491bf1755e81d0745409128f907b30a29e70f5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling gimli v0.26.2
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling libsodium-sys v0.0.16
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.21
[INFO] [stderr]    Compiling miniz_oxide v0.5.4
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling object v0.29.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling protobuf v1.7.5
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling unicode-bidi v0.3.8
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling bit-set v0.4.0
[INFO] [stderr]    Compiling chan v0.1.23
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling chan-signal v0.3.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling resolve v0.2.0
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling integer-encoding v1.1.7
[INFO] [stderr]    Compiling error-chain v0.7.2
[INFO] [stderr]    Compiling bit_field v0.9.0
[INFO] [stderr]    Compiling sodiumoxide v0.0.16
[INFO] [stderr]    Compiling geniza v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/peer.rs:168:59
[INFO] [stdout]     |
[INFO] [stdout] 168 |         let discovery_key = make_discovery_key(key_bytes);;
[INFO] [stdout]     |                                                           ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | /     error_chain! {
[INFO] [stdout] 41 | |         foreign_links { Fmt(::std::fmt::Error);
[INFO] [stdout] 42 | |                         Io(::std::io::Error) #[cfg(unix)];
[INFO] [stdout] 43 | |                         AddrParseError(::std::net::AddrParseError);
[INFO] [stdout] 44 | |                         Protobuf(::protobuf::ProtobufError); }
[INFO] [stdout] 45 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/lib.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | /     error_chain! {
[INFO] [stdout] 41 | |         foreign_links { Fmt(::std::fmt::Error);
[INFO] [stdout] 42 | |                         Io(::std::io::Error) #[cfg(unix)];
[INFO] [stdout] 43 | |                         AddrParseError(::std::net::AddrParseError);
[INFO] [stdout] 44 | |                         Protobuf(::protobuf::ProtobufError); }
[INFO] [stdout] 45 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sleep_register.rs:90:19
[INFO] [stdout]    |
[INFO] [stdout] 90 |         for ri in HyperRegister::tree_root_nodes(entry_index + 1) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 90 |         for ri in <dyn HyperRegister>::tree_root_nodes(entry_index + 1) {
[INFO] [stdout]    |                   ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:398:22
[INFO] [stdout]     |
[INFO] [stdout] 398 |         let offset = HyperRegister::get_data_offset(self, index)?;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 398 |         let offset = <dyn HyperRegister>::get_data_offset(self, index)?;
[INFO] [stdout]     |                      ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:437:25
[INFO] [stdout]     |
[INFO] [stdout] 437 |         let leaf_hash = HyperRegister::hash_leaf(data);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 437 |         let leaf_hash = <dyn HyperRegister>::hash_leaf(data);
[INFO] [stdout]     |                         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:448:26
[INFO] [stdout]     |
[INFO] [stdout] 448 |         let mut parent = HyperRegister::tree_parent_index(index * 2);
[INFO] [stdout]     |                          ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 448 |         let mut parent = <dyn HyperRegister>::tree_parent_index(index * 2);
[INFO] [stdout]     |                          ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:450:33
[INFO] [stdout]     |
[INFO] [stdout] 450 |             let (left, right) = HyperRegister::tree_child_indices(parent)?;
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 450 |             let (left, right) = <dyn HyperRegister>::tree_child_indices(parent)?;
[INFO] [stdout]     |                                 ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:452:31
[INFO] [stdout]     |
[INFO] [stdout] 452 |             let parent_hash = HyperRegister::hash_parent(&left[0..40], &right[0..40]);
[INFO] [stdout]     |                               ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 452 |             let parent_hash = <dyn HyperRegister>::hash_parent(&left[0..40], &right[0..40]);
[INFO] [stdout]     |                               ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:454:22
[INFO] [stdout]     |
[INFO] [stdout] 454 |             parent = HyperRegister::tree_parent_index(parent);
[INFO] [stdout]     |                      ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 454 |             parent = <dyn HyperRegister>::tree_parent_index(parent);
[INFO] [stdout]     |                      ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:458:25
[INFO] [stdout]     |
[INFO] [stdout] 458 |         let root_hash = HyperRegister::hash_roots(self, index)?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 458 |         let root_hash = <dyn HyperRegister>::hash_roots(self, index)?;
[INFO] [stdout]     |                         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:495:35
[INFO] [stdout]     |
[INFO] [stdout] 495 |                 let leaf_recalc = HyperRegister::hash_leaf(&data_chunk);
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 495 |                 let leaf_recalc = <dyn HyperRegister>::hash_leaf(&data_chunk);
[INFO] [stdout]     |                                   ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:507:26
[INFO] [stdout]     |
[INFO] [stdout] 507 |             let rehash = HyperRegister::hash_roots(self, i)?;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 507 |             let rehash = <dyn HyperRegister>::hash_roots(self, i)?;
[INFO] [stdout]     |                          ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner` is never read
[INFO] [stdout]  --> src/bitfield.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Bitfield {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 8 |     inner: Vec<u64>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bitfield_sleep` is never read
[INFO] [stdout]    --> src/sleep_register.rs:226:5
[INFO] [stdout]     |
[INFO] [stdout] 223 | pub struct SleepDirRegister {
[INFO] [stdout]     |            ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 226 |     bitfield_sleep: SleepFile,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SleepDirRegister` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `register`, `inflight`, and `wanted` are never read
[INFO] [stdout]   --> src/synchronizer.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct RegisterStatus {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 29 |     id: u8,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 30 |     register: SleepDirRegister,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 31 |     inflight: Vec<u64>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 32 |     wanted: BitVec,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/protocol.rs:400:9
[INFO] [stdout]     |
[INFO] [stdout] 400 |         self.tcp.shutdown(Shutdown::Both);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[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" "14b9e521e25d2177a6c9044a2491bf1755e81d0745409128f907b30a29e70f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14b9e521e25d2177a6c9044a2491bf1755e81d0745409128f907b30a29e70f5e", kill_on_drop: false }`
[INFO] [stdout] 14b9e521e25d2177a6c9044a2491bf1755e81d0745409128f907b30a29e70f5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 251ac9653c463bb3645e2c5d887c9918d7e8e4d3af72262cab750a42023b09d7
[INFO] running `Command { std: "docker" "start" "-a" "251ac9653c463bb3645e2c5d887c9918d7e8e4d3af72262cab750a42023b09d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling semver v1.0.13
[INFO] [stderr]    Compiling camino v1.1.1
[INFO] [stderr]    Compiling pulldown-cmark v0.9.2
[INFO] [stderr]    Compiling itoa v1.0.3
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling cargo-platform v0.1.2
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling bytecount v0.6.3
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling environment v0.1.1
[INFO] [stderr]    Compiling difference v1.0.0
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/peer.rs:168:59
[INFO] [stdout]     |
[INFO] [stdout] 168 |         let discovery_key = make_discovery_key(key_bytes);;
[INFO] [stdout]     |                                                           ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | /     error_chain! {
[INFO] [stdout] 41 | |         foreign_links { Fmt(::std::fmt::Error);
[INFO] [stdout] 42 | |                         Io(::std::io::Error) #[cfg(unix)];
[INFO] [stdout] 43 | |                         AddrParseError(::std::net::AddrParseError);
[INFO] [stdout] 44 | |                         Protobuf(::protobuf::ProtobufError); }
[INFO] [stdout] 45 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/lib.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | /     error_chain! {
[INFO] [stdout] 41 | |         foreign_links { Fmt(::std::fmt::Error);
[INFO] [stdout] 42 | |                         Io(::std::io::Error) #[cfg(unix)];
[INFO] [stdout] 43 | |                         AddrParseError(::std::net::AddrParseError);
[INFO] [stdout] 44 | |                         Protobuf(::protobuf::ProtobufError); }
[INFO] [stdout] 45 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sleep_register.rs:90:19
[INFO] [stdout]    |
[INFO] [stdout] 90 |         for ri in HyperRegister::tree_root_nodes(entry_index + 1) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 90 |         for ri in <dyn HyperRegister>::tree_root_nodes(entry_index + 1) {
[INFO] [stdout]    |                   ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:398:22
[INFO] [stdout]     |
[INFO] [stdout] 398 |         let offset = HyperRegister::get_data_offset(self, index)?;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 398 |         let offset = <dyn HyperRegister>::get_data_offset(self, index)?;
[INFO] [stdout]     |                      ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:437:25
[INFO] [stdout]     |
[INFO] [stdout] 437 |         let leaf_hash = HyperRegister::hash_leaf(data);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 437 |         let leaf_hash = <dyn HyperRegister>::hash_leaf(data);
[INFO] [stdout]     |                         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:448:26
[INFO] [stdout]     |
[INFO] [stdout] 448 |         let mut parent = HyperRegister::tree_parent_index(index * 2);
[INFO] [stdout]     |                          ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 448 |         let mut parent = <dyn HyperRegister>::tree_parent_index(index * 2);
[INFO] [stdout]     |                          ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:450:33
[INFO] [stdout]     |
[INFO] [stdout] 450 |             let (left, right) = HyperRegister::tree_child_indices(parent)?;
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 450 |             let (left, right) = <dyn HyperRegister>::tree_child_indices(parent)?;
[INFO] [stdout]     |                                 ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:452:31
[INFO] [stdout]     |
[INFO] [stdout] 452 |             let parent_hash = HyperRegister::hash_parent(&left[0..40], &right[0..40]);
[INFO] [stdout]     |                               ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 452 |             let parent_hash = <dyn HyperRegister>::hash_parent(&left[0..40], &right[0..40]);
[INFO] [stdout]     |                               ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:454:22
[INFO] [stdout]     |
[INFO] [stdout] 454 |             parent = HyperRegister::tree_parent_index(parent);
[INFO] [stdout]     |                      ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 454 |             parent = <dyn HyperRegister>::tree_parent_index(parent);
[INFO] [stdout]     |                      ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:458:25
[INFO] [stdout]     |
[INFO] [stdout] 458 |         let root_hash = HyperRegister::hash_roots(self, index)?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 458 |         let root_hash = <dyn HyperRegister>::hash_roots(self, index)?;
[INFO] [stdout]     |                         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:495:35
[INFO] [stdout]     |
[INFO] [stdout] 495 |                 let leaf_recalc = HyperRegister::hash_leaf(&data_chunk);
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 495 |                 let leaf_recalc = <dyn HyperRegister>::hash_leaf(&data_chunk);
[INFO] [stdout]     |                                   ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:507:26
[INFO] [stdout]     |
[INFO] [stdout] 507 |             let rehash = HyperRegister::hash_roots(self, i)?;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 507 |             let rehash = <dyn HyperRegister>::hash_roots(self, i)?;
[INFO] [stdout]     |                          ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner` is never read
[INFO] [stdout]  --> src/bitfield.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Bitfield {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 8 |     inner: Vec<u64>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bitfield_sleep` is never read
[INFO] [stdout]    --> src/sleep_register.rs:226:5
[INFO] [stdout]     |
[INFO] [stdout] 223 | pub struct SleepDirRegister {
[INFO] [stdout]     |            ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 226 |     bitfield_sleep: SleepFile,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SleepDirRegister` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `register`, `inflight`, and `wanted` are never read
[INFO] [stdout]   --> src/synchronizer.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct RegisterStatus {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 29 |     id: u8,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 30 |     register: SleepDirRegister,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 31 |     inflight: Vec<u64>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 32 |     wanted: BitVec,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/protocol.rs:400:9
[INFO] [stdout]     |
[INFO] [stdout] 400 |         self.tcp.shutdown(Shutdown::Both);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cargo_metadata v0.14.2
[INFO] [stderr]    Compiling skeptic v0.13.7
[INFO] [stderr]    Compiling assert_cli v0.5.4
[INFO] [stderr]    Compiling geniza v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/peer.rs:168:59
[INFO] [stdout]     |
[INFO] [stdout] 168 |         let discovery_key = make_discovery_key(key_bytes);;
[INFO] [stdout]     |                                                           ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | /     error_chain! {
[INFO] [stdout] 41 | |         foreign_links { Fmt(::std::fmt::Error);
[INFO] [stdout] 42 | |                         Io(::std::io::Error) #[cfg(unix)];
[INFO] [stdout] 43 | |                         AddrParseError(::std::net::AddrParseError);
[INFO] [stdout] 44 | |                         Protobuf(::protobuf::ProtobufError); }
[INFO] [stdout] 45 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/lib.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | /     error_chain! {
[INFO] [stdout] 41 | |         foreign_links { Fmt(::std::fmt::Error);
[INFO] [stdout] 42 | |                         Io(::std::io::Error) #[cfg(unix)];
[INFO] [stdout] 43 | |                         AddrParseError(::std::net::AddrParseError);
[INFO] [stdout] 44 | |                         Protobuf(::protobuf::ProtobufError); }
[INFO] [stdout] 45 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sleep_register.rs:90:19
[INFO] [stdout]    |
[INFO] [stdout] 90 |         for ri in HyperRegister::tree_root_nodes(entry_index + 1) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 90 |         for ri in <dyn HyperRegister>::tree_root_nodes(entry_index + 1) {
[INFO] [stdout]    |                   ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:179:16
[INFO] [stdout]     |
[INFO] [stdout] 179 |     assert_eq!(HyperRegister::tree_root_nodes(0), vec![]);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 179 |     assert_eq!(<dyn HyperRegister>::tree_root_nodes(0), vec![]);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:180:16
[INFO] [stdout]     |
[INFO] [stdout] 180 |     assert_eq!(HyperRegister::tree_root_nodes(1), vec![0]);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 180 |     assert_eq!(<dyn HyperRegister>::tree_root_nodes(1), vec![0]);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:181:16
[INFO] [stdout]     |
[INFO] [stdout] 181 |     assert_eq!(HyperRegister::tree_root_nodes(2), vec![1]);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 181 |     assert_eq!(<dyn HyperRegister>::tree_root_nodes(2), vec![1]);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:182:16
[INFO] [stdout]     |
[INFO] [stdout] 182 |     assert_eq!(HyperRegister::tree_root_nodes(3), vec![1, 4]);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 182 |     assert_eq!(<dyn HyperRegister>::tree_root_nodes(3), vec![1, 4]);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:183:16
[INFO] [stdout]     |
[INFO] [stdout] 183 |     assert_eq!(HyperRegister::tree_root_nodes(4), vec![3]);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 183 |     assert_eq!(<dyn HyperRegister>::tree_root_nodes(4), vec![3]);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:184:16
[INFO] [stdout]     |
[INFO] [stdout] 184 |     assert_eq!(HyperRegister::tree_root_nodes(5), vec![3, 8]);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 184 |     assert_eq!(<dyn HyperRegister>::tree_root_nodes(5), vec![3, 8]);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:185:16
[INFO] [stdout]     |
[INFO] [stdout] 185 |     assert_eq!(HyperRegister::tree_root_nodes(6), vec![3, 9]);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 185 |     assert_eq!(<dyn HyperRegister>::tree_root_nodes(6), vec![3, 9]);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:186:16
[INFO] [stdout]     |
[INFO] [stdout] 186 |     assert_eq!(HyperRegister::tree_root_nodes(7), vec![3, 9, 12]);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 186 |     assert_eq!(<dyn HyperRegister>::tree_root_nodes(7), vec![3, 9, 12]);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:187:16
[INFO] [stdout]     |
[INFO] [stdout] 187 |     assert_eq!(HyperRegister::tree_root_nodes(8), vec![7]);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 187 |     assert_eq!(<dyn HyperRegister>::tree_root_nodes(8), vec![7]);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:192:16
[INFO] [stdout]     |
[INFO] [stdout] 192 |     assert_eq!(HyperRegister::tree_parent_index(0), 1);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 192 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(0), 1);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:193:16
[INFO] [stdout]     |
[INFO] [stdout] 193 |     assert_eq!(HyperRegister::tree_parent_index(1), 3);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 193 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(1), 3);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:194:16
[INFO] [stdout]     |
[INFO] [stdout] 194 |     assert_eq!(HyperRegister::tree_parent_index(2), 1);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 194 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(2), 1);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:195:16
[INFO] [stdout]     |
[INFO] [stdout] 195 |     assert_eq!(HyperRegister::tree_parent_index(3), 7);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 195 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(3), 7);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:196:16
[INFO] [stdout]     |
[INFO] [stdout] 196 |     assert_eq!(HyperRegister::tree_parent_index(4), 5);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 196 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(4), 5);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:197:16
[INFO] [stdout]     |
[INFO] [stdout] 197 |     assert_eq!(HyperRegister::tree_parent_index(5), 3);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 197 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(5), 3);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:198:16
[INFO] [stdout]     |
[INFO] [stdout] 198 |     assert_eq!(HyperRegister::tree_parent_index(6), 5);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 198 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(6), 5);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:199:16
[INFO] [stdout]     |
[INFO] [stdout] 199 |     assert_eq!(HyperRegister::tree_parent_index(7), 15);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 199 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(7), 15);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:200:16
[INFO] [stdout]     |
[INFO] [stdout] 200 |     assert_eq!(HyperRegister::tree_parent_index(8), 9);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 200 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(8), 9);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:201:16
[INFO] [stdout]     |
[INFO] [stdout] 201 |     assert_eq!(HyperRegister::tree_parent_index(9), 11);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 201 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(9), 11);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:202:16
[INFO] [stdout]     |
[INFO] [stdout] 202 |     assert_eq!(HyperRegister::tree_parent_index(21), 19);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 202 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(21), 19);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:203:16
[INFO] [stdout]     |
[INFO] [stdout] 203 |     assert_eq!(HyperRegister::tree_parent_index(22), 21);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 203 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(22), 21);
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:208:13
[INFO] [stdout]     |
[INFO] [stdout] 208 |     assert!(HyperRegister::tree_child_indices(0).is_err());
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 208 |     assert!(<dyn HyperRegister>::tree_child_indices(0).is_err());
[INFO] [stdout]     |             ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:209:13
[INFO] [stdout]     |
[INFO] [stdout] 209 |     assert!(HyperRegister::tree_child_indices(1024).is_err());
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 209 |     assert!(<dyn HyperRegister>::tree_child_indices(1024).is_err());
[INFO] [stdout]     |             ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:210:16
[INFO] [stdout]     |
[INFO] [stdout] 210 |     assert_eq!(HyperRegister::tree_child_indices(1).unwrap(), (0, 2));
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 210 |     assert_eq!(<dyn HyperRegister>::tree_child_indices(1).unwrap(), (0, 2));
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:211:16
[INFO] [stdout]     |
[INFO] [stdout] 211 |     assert_eq!(HyperRegister::tree_child_indices(3).unwrap(), (1, 5));
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 211 |     assert_eq!(<dyn HyperRegister>::tree_child_indices(3).unwrap(), (1, 5));
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:212:16
[INFO] [stdout]     |
[INFO] [stdout] 212 |     assert_eq!(HyperRegister::tree_child_indices(5).unwrap(), (4, 6));
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 212 |     assert_eq!(<dyn HyperRegister>::tree_child_indices(5).unwrap(), (4, 6));
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:213:16
[INFO] [stdout]     |
[INFO] [stdout] 213 |     assert_eq!(HyperRegister::tree_child_indices(7).unwrap(), (3, 11));
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 213 |     assert_eq!(<dyn HyperRegister>::tree_child_indices(7).unwrap(), (3, 11));
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:214:16
[INFO] [stdout]     |
[INFO] [stdout] 214 |     assert_eq!(HyperRegister::tree_child_indices(9).unwrap(), (8, 10));
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 214 |     assert_eq!(<dyn HyperRegister>::tree_child_indices(9).unwrap(), (8, 10));
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:215:16
[INFO] [stdout]     |
[INFO] [stdout] 215 |     assert_eq!(HyperRegister::tree_child_indices(11).unwrap(), (9, 13));
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 215 |     assert_eq!(<dyn HyperRegister>::tree_child_indices(11).unwrap(), (9, 13));
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:216:16
[INFO] [stdout]     |
[INFO] [stdout] 216 |     assert_eq!(HyperRegister::tree_child_indices(13).unwrap(), (12, 14));
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 216 |     assert_eq!(<dyn HyperRegister>::tree_child_indices(13).unwrap(), (12, 14));
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:217:16
[INFO] [stdout]     |
[INFO] [stdout] 217 |     assert_eq!(HyperRegister::tree_child_indices(15).unwrap(), (7, 23));
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 217 |     assert_eq!(<dyn HyperRegister>::tree_child_indices(15).unwrap(), (7, 23));
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:218:16
[INFO] [stdout]     |
[INFO] [stdout] 218 |     assert_eq!(HyperRegister::tree_child_indices(19).unwrap(), (17, 21));
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 218 |     assert_eq!(<dyn HyperRegister>::tree_child_indices(19).unwrap(), (17, 21));
[INFO] [stdout]     |                ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:398:22
[INFO] [stdout]     |
[INFO] [stdout] 398 |         let offset = HyperRegister::get_data_offset(self, index)?;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 398 |         let offset = <dyn HyperRegister>::get_data_offset(self, index)?;
[INFO] [stdout]     |                      ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:437:25
[INFO] [stdout]     |
[INFO] [stdout] 437 |         let leaf_hash = HyperRegister::hash_leaf(data);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 437 |         let leaf_hash = <dyn HyperRegister>::hash_leaf(data);
[INFO] [stdout]     |                         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:448:26
[INFO] [stdout]     |
[INFO] [stdout] 448 |         let mut parent = HyperRegister::tree_parent_index(index * 2);
[INFO] [stdout]     |                          ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 448 |         let mut parent = <dyn HyperRegister>::tree_parent_index(index * 2);
[INFO] [stdout]     |                          ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:450:33
[INFO] [stdout]     |
[INFO] [stdout] 450 |             let (left, right) = HyperRegister::tree_child_indices(parent)?;
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 450 |             let (left, right) = <dyn HyperRegister>::tree_child_indices(parent)?;
[INFO] [stdout]     |                                 ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:452:31
[INFO] [stdout]     |
[INFO] [stdout] 452 |             let parent_hash = HyperRegister::hash_parent(&left[0..40], &right[0..40]);
[INFO] [stdout]     |                               ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 452 |             let parent_hash = <dyn HyperRegister>::hash_parent(&left[0..40], &right[0..40]);
[INFO] [stdout]     |                               ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:454:22
[INFO] [stdout]     |
[INFO] [stdout] 454 |             parent = HyperRegister::tree_parent_index(parent);
[INFO] [stdout]     |                      ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 454 |             parent = <dyn HyperRegister>::tree_parent_index(parent);
[INFO] [stdout]     |                      ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:458:25
[INFO] [stdout]     |
[INFO] [stdout] 458 |         let root_hash = HyperRegister::hash_roots(self, index)?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 458 |         let root_hash = <dyn HyperRegister>::hash_roots(self, index)?;
[INFO] [stdout]     |                         ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:495:35
[INFO] [stdout]     |
[INFO] [stdout] 495 |                 let leaf_recalc = HyperRegister::hash_leaf(&data_chunk);
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 495 |                 let leaf_recalc = <dyn HyperRegister>::hash_leaf(&data_chunk);
[INFO] [stdout]     |                                   ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sleep_register.rs:507:26
[INFO] [stdout]     |
[INFO] [stdout] 507 |             let rehash = HyperRegister::hash_roots(self, i)?;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 507 |             let rehash = <dyn HyperRegister>::hash_roots(self, i)?;
[INFO] [stdout]     |                          ++++              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner` is never read
[INFO] [stdout]  --> src/bitfield.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Bitfield {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 8 |     inner: Vec<u64>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bitfield_sleep` is never read
[INFO] [stdout]    --> src/sleep_register.rs:226:5
[INFO] [stdout]     |
[INFO] [stdout] 223 | pub struct SleepDirRegister {
[INFO] [stdout]     |            ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 226 |     bitfield_sleep: SleepFile,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SleepDirRegister` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `register`, `inflight`, and `wanted` are never read
[INFO] [stdout]   --> src/synchronizer.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct RegisterStatus {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 29 |     id: u8,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 30 |     register: SleepDirRegister,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 31 |     inflight: Vec<u64>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 32 |     wanted: BitVec,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/protocol.rs:400:9
[INFO] [stdout]     |
[INFO] [stdout] 400 |         self.tcp.shutdown(Shutdown::Both);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 49 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.73s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[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" "251ac9653c463bb3645e2c5d887c9918d7e8e4d3af72262cab750a42023b09d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "251ac9653c463bb3645e2c5d887c9918d7e8e4d3af72262cab750a42023b09d7", kill_on_drop: false }`
[INFO] [stdout] 251ac9653c463bb3645e2c5d887c9918d7e8e4d3af72262cab750a42023b09d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cb249ab13dc8c1be66fa908b5df9ed26410f7156b8560fe1e98e3e25273ba863
[INFO] running `Command { std: "docker" "start" "-a" "cb249ab13dc8c1be66fa908b5df9ed26410f7156b8560fe1e98e3e25273ba863", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/peer.rs:168:59
[INFO] [stderr]     |
[INFO] [stderr] 168 |         let discovery_key = make_discovery_key(key_bytes);;
[INFO] [stderr]     |                                                           ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 | /     error_chain! {
[INFO] [stderr] 41 | |         foreign_links { Fmt(::std::fmt::Error);
[INFO] [stderr] 42 | |                         Io(::std::io::Error) #[cfg(unix)];
[INFO] [stderr] 43 | |                         AddrParseError(::std::net::AddrParseError);
[INFO] [stderr] 44 | |                         Protobuf(::protobuf::ProtobufError); }
[INFO] [stderr] 45 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/lib.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 | /     error_chain! {
[INFO] [stderr] 41 | |         foreign_links { Fmt(::std::fmt::Error);
[INFO] [stderr] 42 | |                         Io(::std::io::Error) #[cfg(unix)];
[INFO] [stderr] 43 | |                         AddrParseError(::std::net::AddrParseError);
[INFO] [stderr] 44 | |                         Protobuf(::protobuf::ProtobufError); }
[INFO] [stderr] 45 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/sleep_register.rs:90:19
[INFO] [stderr]    |
[INFO] [stderr] 90 |         for ri in HyperRegister::tree_root_nodes(entry_index + 1) {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 90 |         for ri in <dyn HyperRegister>::tree_root_nodes(entry_index + 1) {
[INFO] [stderr]    |                   ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:398:22
[INFO] [stderr]     |
[INFO] [stderr] 398 |         let offset = HyperRegister::get_data_offset(self, index)?;
[INFO] [stderr]     |                      ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 398 |         let offset = <dyn HyperRegister>::get_data_offset(self, index)?;
[INFO] [stderr]     |                      ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:437:25
[INFO] [stderr]     |
[INFO] [stderr] 437 |         let leaf_hash = HyperRegister::hash_leaf(data);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 437 |         let leaf_hash = <dyn HyperRegister>::hash_leaf(data);
[INFO] [stderr]     |                         ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:448:26
[INFO] [stderr]     |
[INFO] [stderr] 448 |         let mut parent = HyperRegister::tree_parent_index(index * 2);
[INFO] [stderr]     |                          ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 448 |         let mut parent = <dyn HyperRegister>::tree_parent_index(index * 2);
[INFO] [stderr]     |                          ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:450:33
[INFO] [stderr]     |
[INFO] [stderr] 450 |             let (left, right) = HyperRegister::tree_child_indices(parent)?;
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 450 |             let (left, right) = <dyn HyperRegister>::tree_child_indices(parent)?;
[INFO] [stderr]     |                                 ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:452:31
[INFO] [stderr]     |
[INFO] [stderr] 452 |             let parent_hash = HyperRegister::hash_parent(&left[0..40], &right[0..40]);
[INFO] [stderr]     |                               ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 452 |             let parent_hash = <dyn HyperRegister>::hash_parent(&left[0..40], &right[0..40]);
[INFO] [stderr]     |                               ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:454:22
[INFO] [stderr]     |
[INFO] [stderr] 454 |             parent = HyperRegister::tree_parent_index(parent);
[INFO] [stderr]     |                      ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 454 |             parent = <dyn HyperRegister>::tree_parent_index(parent);
[INFO] [stderr]     |                      ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:458:25
[INFO] [stderr]     |
[INFO] [stderr] 458 |         let root_hash = HyperRegister::hash_roots(self, index)?;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 458 |         let root_hash = <dyn HyperRegister>::hash_roots(self, index)?;
[INFO] [stderr]     |                         ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:495:35
[INFO] [stderr]     |
[INFO] [stderr] 495 |                 let leaf_recalc = HyperRegister::hash_leaf(&data_chunk);
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 495 |                 let leaf_recalc = <dyn HyperRegister>::hash_leaf(&data_chunk);
[INFO] [stderr]     |                                   ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:507:26
[INFO] [stderr]     |
[INFO] [stderr] 507 |             let rehash = HyperRegister::hash_roots(self, i)?;
[INFO] [stderr]     |                          ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 507 |             let rehash = <dyn HyperRegister>::hash_roots(self, i)?;
[INFO] [stderr]     |                          ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: field `inner` is never read
[INFO] [stderr]  --> src/bitfield.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Bitfield {
[INFO] [stderr]   |            -------- field in this struct
[INFO] [stderr] 8 |     inner: Vec<u64>,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `bitfield_sleep` is never read
[INFO] [stderr]    --> src/sleep_register.rs:226:5
[INFO] [stderr]     |
[INFO] [stderr] 223 | pub struct SleepDirRegister {
[INFO] [stderr]     |            ---------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 226 |     bitfield_sleep: SleepFile,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `SleepDirRegister` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `id`, `register`, `inflight`, and `wanted` are never read
[INFO] [stderr]   --> src/synchronizer.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub struct RegisterStatus {
[INFO] [stderr]    |            -------------- fields in this struct
[INFO] [stderr] 29 |     id: u8,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 30 |     register: SleepDirRegister,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 31 |     inflight: Vec<u64>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 32 |     wanted: BitVec,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/protocol.rs:400:9
[INFO] [stderr]     |
[INFO] [stderr] 400 |         self.tcp.shutdown(Shutdown::Both);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `geniza` (lib) generated 17 warnings (run `cargo fix --lib -p geniza` to apply 10 suggestions)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:179:16
[INFO] [stderr]     |
[INFO] [stderr] 179 |     assert_eq!(HyperRegister::tree_root_nodes(0), vec![]);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 179 |     assert_eq!(<dyn HyperRegister>::tree_root_nodes(0), vec![]);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:180:16
[INFO] [stderr]     |
[INFO] [stderr] 180 |     assert_eq!(HyperRegister::tree_root_nodes(1), vec![0]);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 180 |     assert_eq!(<dyn HyperRegister>::tree_root_nodes(1), vec![0]);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:181:16
[INFO] [stderr]     |
[INFO] [stderr] 181 |     assert_eq!(HyperRegister::tree_root_nodes(2), vec![1]);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 181 |     assert_eq!(<dyn HyperRegister>::tree_root_nodes(2), vec![1]);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:182:16
[INFO] [stderr]     |
[INFO] [stderr] 182 |     assert_eq!(HyperRegister::tree_root_nodes(3), vec![1, 4]);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 182 |     assert_eq!(<dyn HyperRegister>::tree_root_nodes(3), vec![1, 4]);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:183:16
[INFO] [stderr]     |
[INFO] [stderr] 183 |     assert_eq!(HyperRegister::tree_root_nodes(4), vec![3]);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 183 |     assert_eq!(<dyn HyperRegister>::tree_root_nodes(4), vec![3]);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:184:16
[INFO] [stderr]     |
[INFO] [stderr] 184 |     assert_eq!(HyperRegister::tree_root_nodes(5), vec![3, 8]);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 184 |     assert_eq!(<dyn HyperRegister>::tree_root_nodes(5), vec![3, 8]);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:185:16
[INFO] [stderr]     |
[INFO] [stderr] 185 |     assert_eq!(HyperRegister::tree_root_nodes(6), vec![3, 9]);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 185 |     assert_eq!(<dyn HyperRegister>::tree_root_nodes(6), vec![3, 9]);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:186:16
[INFO] [stderr]     |
[INFO] [stderr] 186 |     assert_eq!(HyperRegister::tree_root_nodes(7), vec![3, 9, 12]);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 186 |     assert_eq!(<dyn HyperRegister>::tree_root_nodes(7), vec![3, 9, 12]);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:187:16
[INFO] [stderr]     |
[INFO] [stderr] 187 |     assert_eq!(HyperRegister::tree_root_nodes(8), vec![7]);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 187 |     assert_eq!(<dyn HyperRegister>::tree_root_nodes(8), vec![7]);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:192:16
[INFO] [stderr]     |
[INFO] [stderr] 192 |     assert_eq!(HyperRegister::tree_parent_index(0), 1);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 192 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(0), 1);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:193:16
[INFO] [stderr]     |
[INFO] [stderr] 193 |     assert_eq!(HyperRegister::tree_parent_index(1), 3);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 193 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(1), 3);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:194:16
[INFO] [stderr]     |
[INFO] [stderr] 194 |     assert_eq!(HyperRegister::tree_parent_index(2), 1);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 194 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(2), 1);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:195:16
[INFO] [stderr]     |
[INFO] [stderr] 195 |     assert_eq!(HyperRegister::tree_parent_index(3), 7);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 195 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(3), 7);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:196:16
[INFO] [stderr]     |
[INFO] [stderr] 196 |     assert_eq!(HyperRegister::tree_parent_index(4), 5);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 196 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(4), 5);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:197:16
[INFO] [stderr]     |
[INFO] [stderr] 197 |     assert_eq!(HyperRegister::tree_parent_index(5), 3);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 197 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(5), 3);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:198:16
[INFO] [stderr]     |
[INFO] [stderr] 198 |     assert_eq!(HyperRegister::tree_parent_index(6), 5);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 198 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(6), 5);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:199:16
[INFO] [stderr]     |
[INFO] [stderr] 199 |     assert_eq!(HyperRegister::tree_parent_index(7), 15);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 199 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(7), 15);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:200:16
[INFO] [stderr]     |
[INFO] [stderr] 200 |     assert_eq!(HyperRegister::tree_parent_index(8), 9);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 200 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(8), 9);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:201:16
[INFO] [stderr]     |
[INFO] [stderr] 201 |     assert_eq!(HyperRegister::tree_parent_index(9), 11);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 201 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(9), 11);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:202:16
[INFO] [stderr]     |
[INFO] [stderr] 202 |     assert_eq!(HyperRegister::tree_parent_index(21), 19);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 202 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(21), 19);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:203:16
[INFO] [stderr]     |
[INFO] [stderr] 203 |     assert_eq!(HyperRegister::tree_parent_index(22), 21);
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 203 |     assert_eq!(<dyn HyperRegister>::tree_parent_index(22), 21);
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:208:13
[INFO] [stderr]     |
[INFO] [stderr] 208 |     assert!(HyperRegister::tree_child_indices(0).is_err());
[INFO] [stderr]     |             ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 208 |     assert!(<dyn HyperRegister>::tree_child_indices(0).is_err());
[INFO] [stderr]     |             ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:209:13
[INFO] [stderr]     |
[INFO] [stderr] 209 |     assert!(HyperRegister::tree_child_indices(1024).is_err());
[INFO] [stderr]     |             ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 209 |     assert!(<dyn HyperRegister>::tree_child_indices(1024).is_err());
[INFO] [stderr]     |             ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:210:16
[INFO] [stderr]     |
[INFO] [stderr] 210 |     assert_eq!(HyperRegister::tree_child_indices(1).unwrap(), (0, 2));
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 210 |     assert_eq!(<dyn HyperRegister>::tree_child_indices(1).unwrap(), (0, 2));
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:211:16
[INFO] [stderr]     |
[INFO] [stderr] 211 |     assert_eq!(HyperRegister::tree_child_indices(3).unwrap(), (1, 5));
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 211 |     assert_eq!(<dyn HyperRegister>::tree_child_indices(3).unwrap(), (1, 5));
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:212:16
[INFO] [stderr]     |
[INFO] [stderr] 212 |     assert_eq!(HyperRegister::tree_child_indices(5).unwrap(), (4, 6));
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 212 |     assert_eq!(<dyn HyperRegister>::tree_child_indices(5).unwrap(), (4, 6));
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:213:16
[INFO] [stderr]     |
[INFO] [stderr] 213 |     assert_eq!(HyperRegister::tree_child_indices(7).unwrap(), (3, 11));
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 213 |     assert_eq!(<dyn HyperRegister>::tree_child_indices(7).unwrap(), (3, 11));
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:214:16
[INFO] [stderr]     |
[INFO] [stderr] 214 |     assert_eq!(HyperRegister::tree_child_indices(9).unwrap(), (8, 10));
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 214 |     assert_eq!(<dyn HyperRegister>::tree_child_indices(9).unwrap(), (8, 10));
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:215:16
[INFO] [stderr]     |
[INFO] [stderr] 215 |     assert_eq!(HyperRegister::tree_child_indices(11).unwrap(), (9, 13));
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 215 |     assert_eq!(<dyn HyperRegister>::tree_child_indices(11).unwrap(), (9, 13));
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:216:16
[INFO] [stderr]     |
[INFO] [stderr] 216 |     assert_eq!(HyperRegister::tree_child_indices(13).unwrap(), (12, 14));
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 216 |     assert_eq!(<dyn HyperRegister>::tree_child_indices(13).unwrap(), (12, 14));
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:217:16
[INFO] [stderr]     |
[INFO] [stderr] 217 |     assert_eq!(HyperRegister::tree_child_indices(15).unwrap(), (7, 23));
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 217 |     assert_eq!(<dyn HyperRegister>::tree_child_indices(15).unwrap(), (7, 23));
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sleep_register.rs:218:16
[INFO] [stderr]     |
[INFO] [stderr] 218 |     assert_eq!(HyperRegister::tree_child_indices(19).unwrap(), (17, 21));
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 218 |     assert_eq!(<dyn HyperRegister>::tree_child_indices(19).unwrap(), (17, 21));
[INFO] [stderr]     |                ++++              +
[INFO] [stderr] 
[INFO] [stderr] warning: `geniza` (lib test) generated 49 warnings (17 duplicates) (run `cargo fix --lib -p geniza --tests` to apply 32 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/geniza-5fa7d5ce1a3dd520)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test drive::test_dd_export_dir ... ok
[INFO] [stdout] test drive::test_dd_open ... ok
[INFO] [stdout] test drive::test_dd_create ... ok
[INFO] [stdout] test drive::test_dd_copy_file ... ok
[INFO] [stdout] test drive::test_dd_add ... ok
[INFO] [stdout] test drive::test_dd_readback ... ok
[INFO] [stdout] test drive::test_longest_common_prefix ... ok
[INFO] [stdout] test drive::test_dd_get_nearest ... ok
[INFO] [stdout] test protocol::test_bsxii_continued ... ok
[INFO] [stdout] test protocol::test_bsxii_short ... ok
[INFO] [stdout] test sleep_file::test_sleep_create ... ok
[INFO] [stdout] test sleep_file::test_sleep_open ... ok
[INFO] [stdout] test helpers::test_parse_dat_address ... ok
[INFO] [stdout] test drive::test_dd_import_file ... ok
[INFO] [stdout] test drive::test_dd_import_dir_all ... ok
[INFO] [stdout] test drive::test_dd_remove_file ... ok
[INFO] [stdout] test drive::test_dd_export_file ... ok
[INFO] [stdout] test drive::test_dd_remove_dir_all ... ok
[INFO] [stdout] test drive::test_dd_rename ... ok
[INFO] [stdout] test sleep_register::test_sdr_create ... ok
[INFO] [stdout] test sleep_register::test_tree_parent_index ... ok
[INFO] [stdout] test sleep_register::test_tree_root_nodes ... ok
[INFO] [stdout] test synchronizer::test_max_index ... ok
[INFO] [stdout] test sleep_register::test_tree_child_indices ... ok
[INFO] [stdout] test sleep_register::test_sdr_has ... ok
[INFO] [stdout] test sleep_register::test_sdr_open ... ok
[INFO] [stdout] test sleep_register::test_sdr_append ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.82s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/geniza.rs (/opt/rustwide/target/debug/deps/geniza-38c1a6c964780ec6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/geniza-drive.rs (/opt/rustwide/target/debug/deps/geniza_drive-240b60e46c581450)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_drive_cmd ... ok
[INFO] [stderr]      Running unittests src/bin/geniza-net.rs (/opt/rustwide/target/debug/deps/geniza_net-94713be2b9dcc3dc)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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] [stderr]      Running unittests src/bin/geniza-sleep.rs (/opt/rustwide/target/debug/deps/geniza_sleep-1f9846ee8fefa0a8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests geniza
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/peer.rs:168:59
[INFO] [stderr]     |
[INFO] [stderr] 168 |         let discovery_key = make_discovery_key(key_bytes);;
[INFO] [stderr]     |                                                           ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "cb249ab13dc8c1be66fa908b5df9ed26410f7156b8560fe1e98e3e25273ba863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb249ab13dc8c1be66fa908b5df9ed26410f7156b8560fe1e98e3e25273ba863", kill_on_drop: false }`
[INFO] [stdout] cb249ab13dc8c1be66fa908b5df9ed26410f7156b8560fe1e98e3e25273ba863
