[INFO] fetching crate mmr-macro 0.0.4...
[INFO] testing mmr-macro-0.0.4 against 1.76.0 for beta-1.77-1
[INFO] extracting crate mmr-macro 0.0.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate mmr-macro 0.0.4 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mmr-macro 0.0.4
[INFO] finished tweaking crates.io crate mmr-macro 0.0.4
[INFO] tweaked toml for crates.io crate mmr-macro 0.0.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11279d63bacb13f9040761aff8c0581f291ba8bbcde4d0058112630986cf1bbc
[INFO] running `Command { std: "docker" "start" "-a" "11279d63bacb13f9040761aff8c0581f291ba8bbcde4d0058112630986cf1bbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11279d63bacb13f9040761aff8c0581f291ba8bbcde4d0058112630986cf1bbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11279d63bacb13f9040761aff8c0581f291ba8bbcde4d0058112630986cf1bbc", kill_on_drop: false }`
[INFO] [stdout] 11279d63bacb13f9040761aff8c0581f291ba8bbcde4d0058112630986cf1bbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d40f0b89e657c0f2818fba81dd9e3dabb0202d1ce80e8867041a77045b92177c
[INFO] running `Command { std: "docker" "start" "-a" "d40f0b89e657c0f2818fba81dd9e3dabb0202d1ce80e8867041a77045b92177c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling mmr-macro v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/lib.rs:48:23
[INFO] [stdout]    |
[INFO] [stdout] 48 |     const TYPE_IDENT: &str = "Type";
[INFO] [stdout]    |                       ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout]    = note: `#[warn(elided_lifetimes_in_associated_constant)]` on by default
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 48 |     const TYPE_IDENT: &'static str = "Type";
[INFO] [stdout]    |                        +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/lib.rs:49:32
[INFO] [stdout]    |
[INFO] [stdout] 49 |     const BRANCH_FACTOR_IDENT: &str = "BranchFactor";
[INFO] [stdout]    |                                ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 49 |     const BRANCH_FACTOR_IDENT: &'static str = "BranchFactor";
[INFO] [stdout]    |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/lib.rs:50:25
[INFO] [stdout]    |
[INFO] [stdout] 50 |     const NUM_OF_PEAKS: &str = "Peaks";
[INFO] [stdout]    |                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 50 |     const NUM_OF_PEAKS: &'static str = "Peaks";
[INFO] [stdout]    |                          +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/lib.rs:51:28
[INFO] [stdout]    |
[INFO] [stdout] 51 |     const HASH_TYPE_IDENT: &str = "Hash";
[INFO] [stdout]    |                            ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 51 |     const HASH_TYPE_IDENT: &'static str = "Hash";
[INFO] [stdout]    |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/lib.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |     const MAX_INPUT_LEN_IDENT: &str = "MaxInputWordLength";
[INFO] [stdout]    |                                ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 52 |     const MAX_INPUT_LEN_IDENT: &'static str = "MaxInputWordLength";
[INFO] [stdout]    |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `Command { std: "docker" "inspect" "d40f0b89e657c0f2818fba81dd9e3dabb0202d1ce80e8867041a77045b92177c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d40f0b89e657c0f2818fba81dd9e3dabb0202d1ce80e8867041a77045b92177c", kill_on_drop: false }`
[INFO] [stdout] d40f0b89e657c0f2818fba81dd9e3dabb0202d1ce80e8867041a77045b92177c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bfb51cb74291b411c95ddfb173f0b5c256f82fdf29954baeb63a00774bef1f1
[INFO] running `Command { std: "docker" "start" "-a" "3bfb51cb74291b411c95ddfb173f0b5c256f82fdf29954baeb63a00774bef1f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling mmr-macro v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/lib.rs:48:23
[INFO] [stdout]    |
[INFO] [stdout] 48 |     const TYPE_IDENT: &str = "Type";
[INFO] [stdout]    |                       ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout]    = note: `#[warn(elided_lifetimes_in_associated_constant)]` on by default
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 48 |     const TYPE_IDENT: &'static str = "Type";
[INFO] [stdout]    |                        +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/lib.rs:49:32
[INFO] [stdout]    |
[INFO] [stdout] 49 |     const BRANCH_FACTOR_IDENT: &str = "BranchFactor";
[INFO] [stdout]    |                                ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 49 |     const BRANCH_FACTOR_IDENT: &'static str = "BranchFactor";
[INFO] [stdout]    |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/lib.rs:50:25
[INFO] [stdout]    |
[INFO] [stdout] 50 |     const NUM_OF_PEAKS: &str = "Peaks";
[INFO] [stdout]    |                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 50 |     const NUM_OF_PEAKS: &'static str = "Peaks";
[INFO] [stdout]    |                          +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/lib.rs:51:28
[INFO] [stdout]    |
[INFO] [stdout] 51 |     const HASH_TYPE_IDENT: &str = "Hash";
[INFO] [stdout]    |                            ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 51 |     const HASH_TYPE_IDENT: &'static str = "Hash";
[INFO] [stdout]    |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/lib.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |     const MAX_INPUT_LEN_IDENT: &str = "MaxInputWordLength";
[INFO] [stdout]    |                                ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 52 |     const MAX_INPUT_LEN_IDENT: &'static str = "MaxInputWordLength";
[INFO] [stdout]    |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/lib.rs:48:23
[INFO] [stdout]    |
[INFO] [stdout] 48 |     const TYPE_IDENT: &str = "Type";
[INFO] [stdout]    |                       ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout]    = note: `#[warn(elided_lifetimes_in_associated_constant)]` on by default
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 48 |     const TYPE_IDENT: &'static str = "Type";
[INFO] [stdout]    |                        +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/lib.rs:49:32
[INFO] [stdout]    |
[INFO] [stdout] 49 |     const BRANCH_FACTOR_IDENT: &str = "BranchFactor";
[INFO] [stdout]    |                                ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 49 |     const BRANCH_FACTOR_IDENT: &'static str = "BranchFactor";
[INFO] [stdout]    |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/lib.rs:50:25
[INFO] [stdout]    |
[INFO] [stdout] 50 |     const NUM_OF_PEAKS: &str = "Peaks";
[INFO] [stdout]    |                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 50 |     const NUM_OF_PEAKS: &'static str = "Peaks";
[INFO] [stdout]    |                          +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/lib.rs:51:28
[INFO] [stdout]    |
[INFO] [stdout] 51 |     const HASH_TYPE_IDENT: &str = "Hash";
[INFO] [stdout]    |                            ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 51 |     const HASH_TYPE_IDENT: &'static str = "Hash";
[INFO] [stdout]    |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/lib.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |     const MAX_INPUT_LEN_IDENT: &str = "MaxInputWordLength";
[INFO] [stdout]    |                                ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 52 |     const MAX_INPUT_LEN_IDENT: &'static str = "MaxInputWordLength";
[INFO] [stdout]    |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "3bfb51cb74291b411c95ddfb173f0b5c256f82fdf29954baeb63a00774bef1f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bfb51cb74291b411c95ddfb173f0b5c256f82fdf29954baeb63a00774bef1f1", kill_on_drop: false }`
[INFO] [stdout] 3bfb51cb74291b411c95ddfb173f0b5c256f82fdf29954baeb63a00774bef1f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] af7ed29367417eee72dc3cec7d09fb44f3ea180f19bac57366e589a29f04a711
[INFO] running `Command { std: "docker" "start" "-a" "af7ed29367417eee72dc3cec7d09fb44f3ea180f19bac57366e589a29f04a711", kill_on_drop: false }`
[INFO] [stderr] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stderr]   --> src/lib.rs:48:23
[INFO] [stderr]    |
[INFO] [stderr] 48 |     const TYPE_IDENT: &str = "Type";
[INFO] [stderr]    |                       ^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stderr]    = note: `#[warn(elided_lifetimes_in_associated_constant)]` on by default
[INFO] [stderr] help: use the `'static` lifetime
[INFO] [stderr]    |
[INFO] [stderr] 48 |     const TYPE_IDENT: &'static str = "Type";
[INFO] [stderr]    |                        +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stderr]   --> src/lib.rs:49:32
[INFO] [stderr]    |
[INFO] [stderr] 49 |     const BRANCH_FACTOR_IDENT: &str = "BranchFactor";
[INFO] [stderr]    |                                ^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stderr] help: use the `'static` lifetime
[INFO] [stderr]    |
[INFO] [stderr] 49 |     const BRANCH_FACTOR_IDENT: &'static str = "BranchFactor";
[INFO] [stderr]    |                                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stderr]   --> src/lib.rs:50:25
[INFO] [stderr]    |
[INFO] [stderr] 50 |     const NUM_OF_PEAKS: &str = "Peaks";
[INFO] [stderr]    |                         ^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stderr] help: use the `'static` lifetime
[INFO] [stderr]    |
[INFO] [stderr] 50 |     const NUM_OF_PEAKS: &'static str = "Peaks";
[INFO] [stderr]    |                          +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stderr]   --> src/lib.rs:51:28
[INFO] [stderr]    |
[INFO] [stderr] 51 |     const HASH_TYPE_IDENT: &str = "Hash";
[INFO] [stderr]    |                            ^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stderr] help: use the `'static` lifetime
[INFO] [stderr]    |
[INFO] [stderr] 51 |     const HASH_TYPE_IDENT: &'static str = "Hash";
[INFO] [stderr]    |                             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stderr]   --> src/lib.rs:52:32
[INFO] [stderr]    |
[INFO] [stderr] 52 |     const MAX_INPUT_LEN_IDENT: &str = "MaxInputWordLength";
[INFO] [stderr]    |                                ^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stderr] help: use the `'static` lifetime
[INFO] [stderr]    |
[INFO] [stderr] 52 |     const MAX_INPUT_LEN_IDENT: &'static str = "MaxInputWordLength";
[INFO] [stderr]    |                                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `mmr-macro` (lib) generated 5 warnings (run `cargo fix --lib -p mmr-macro` to apply 5 suggestions)
[INFO] [stderr] warning: `mmr-macro` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mmr_macro-f45f14632bb36675)
[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 mmr-macro
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 4) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 24) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 4) stdout ----
[INFO] [stdout] error: expected one of `!` or `[`, found `#`
[INFO] [stdout]  --> src/lib.rs:10:2
[INFO] [stdout]   |
[INFO] [stdout] 9 | ## Declaration and instantiation
[INFO] [stdout]   |  ^ expected one of `!` or `[`
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(generic_const_exprs)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 24) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `mmr` in this scope
[INFO] [stdout]  --> src/lib.rs:25:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | mmr.try_append(b"apple").unwrap();
[INFO] [stdout]   | ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `mmr` in this scope
[INFO] [stdout]  --> src/lib.rs:27:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | assert_eq!(mmr.peaks()[0].height(), 0);
[INFO] [stdout]   |            ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `mmr` in this scope
[INFO] [stdout]  --> src/lib.rs:28:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | assert_eq!(mmr.peaks()[0].num_of_leaves(), 1);
[INFO] [stdout]   |            ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `mmr` in this scope
[INFO] [stdout]  --> src/lib.rs:29:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | assert_eq!(mmr.peaks()[1].num_of_leaves(), 0);
[INFO] [stdout]   |            ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `mmr` in this scope
[INFO] [stdout]  --> src/lib.rs:30:13
[INFO] [stdout]   |
[INFO] [stdout] 8 | let proof = mmr.generate_proof(0);
[INFO] [stdout]   |             ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 24)
[INFO] [stdout]     src/lib.rs - (line 4)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "af7ed29367417eee72dc3cec7d09fb44f3ea180f19bac57366e589a29f04a711", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af7ed29367417eee72dc3cec7d09fb44f3ea180f19bac57366e589a29f04a711", kill_on_drop: false }`
[INFO] [stdout] af7ed29367417eee72dc3cec7d09fb44f3ea180f19bac57366e589a29f04a711
