[INFO] fetching crate tree-index 0.6.1...
[INFO] testing tree-index-0.6.1 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate tree-index 0.6.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate tree-index 0.6.1
[INFO] finished tweaking crates.io crate tree-index 0.6.1
[INFO] tweaked toml for crates.io crate tree-index 0.6.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tree-index 0.6.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to highest compatible versions
[INFO] [stderr]       Adding flat-tree v5.0.0 (available: v6.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `tree-index` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flat-tree v5.0.0
[INFO] [stderr]   Downloaded memory-pager v0.9.0
[INFO] [stderr]   Downloaded sparse-bitfield v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1e7e0ce8d64dda05d281992ff02ba9894dc1e4afb2254c5b5d1a1ab3e0229eaa
[INFO] running `Command { std: "docker" "start" "1e7e0ce8d64dda05d281992ff02ba9894dc1e4afb2254c5b5d1a1ab3e0229eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e7e0ce8d64dda05d281992ff02ba9894dc1e4afb2254c5b5d1a1ab3e0229eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1e7e0ce8d64dda05d281992ff02ba9894dc1e4afb2254c5b5d1a1ab3e0229eaa" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e7e0ce8d64dda05d281992ff02ba9894dc1e4afb2254c5b5d1a1ab3e0229eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1e7e0ce8d64dda05d281992ff02ba9894dc1e4afb2254c5b5d1a1ab3e0229eaa" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `tree-index` (manifest) generated 1 warning
[INFO] [stderr]    Compiling memory-pager v0.9.0
[INFO] [stderr]    Compiling flat-tree v5.0.0
[INFO] [stderr]    Compiling sparse-bitfield v0.11.0
[INFO] [stderr]    Compiling tree-index v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:76:15
[INFO] [stdout]    |
[INFO] [stdout] 71 |     &'a mut self,
[INFO] [stdout]    |      -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 74 |     nodes: &'a mut impl convert::AsMut<Vec<u64>>,
[INFO] [stdout]    |             -- the lifetime is named here
[INFO] [stdout] 75 |     remote_tree: &mut Self,
[INFO] [stdout] 76 |   ) -> Option<Proof> {
[INFO] [stdout]    |               ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 76 |   ) -> Option<Proof<'a>> {
[INFO] [stdout]    |                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:96:15
[INFO] [stdout]    |
[INFO] [stdout] 90 |     &'a mut self,
[INFO] [stdout]    |      -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 94 |     nodes: &'a mut impl convert::AsMut<Vec<u64>>,
[INFO] [stdout]    |             -- the lifetime is named here
[INFO] [stdout] 95 |     remote_tree: &mut Self,
[INFO] [stdout] 96 |   ) -> Option<Proof> {
[INFO] [stdout]    |               ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 96 |   ) -> Option<Proof<'a>> {
[INFO] [stdout]    |                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:331:17
[INFO] [stdout]     |
[INFO] [stdout] 331 |       _ => panic!(format!(
[INFO] [stdout]     |  _________________^
[INFO] [stdout] 332 | |       "Bitshift failure. Received bit {}. Expected 1 or 0",
[INFO] [stdout] 333 | |       n
[INFO] [stdout] 334 | |     )),
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 331 ~     _ => panic!(
[INFO] [stdout] 332 |       "Bitshift failure. Received bit {}. Expected 1 or 0",
[INFO] [stdout] 333 |       n
[INFO] [stdout] 334 ~     ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "1e7e0ce8d64dda05d281992ff02ba9894dc1e4afb2254c5b5d1a1ab3e0229eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1e7e0ce8d64dda05d281992ff02ba9894dc1e4afb2254c5b5d1a1ab3e0229eaa" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `tree-index` (manifest) generated 1 warning
[INFO] [stderr]    Compiling tree-index v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:76:15
[INFO] [stdout]    |
[INFO] [stdout] 71 |     &'a mut self,
[INFO] [stdout]    |      -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 74 |     nodes: &'a mut impl convert::AsMut<Vec<u64>>,
[INFO] [stdout]    |             -- the lifetime is named here
[INFO] [stdout] 75 |     remote_tree: &mut Self,
[INFO] [stdout] 76 |   ) -> Option<Proof> {
[INFO] [stdout]    |               ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 76 |   ) -> Option<Proof<'a>> {
[INFO] [stdout]    |                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:96:15
[INFO] [stdout]    |
[INFO] [stdout] 90 |     &'a mut self,
[INFO] [stdout]    |      -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 94 |     nodes: &'a mut impl convert::AsMut<Vec<u64>>,
[INFO] [stdout]    |             -- the lifetime is named here
[INFO] [stdout] 95 |     remote_tree: &mut Self,
[INFO] [stdout] 96 |   ) -> Option<Proof> {
[INFO] [stdout]    |               ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 96 |   ) -> Option<Proof<'a>> {
[INFO] [stdout]    |                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:331:17
[INFO] [stdout]     |
[INFO] [stdout] 331 |       _ => panic!(format!(
[INFO] [stdout]     |  _________________^
[INFO] [stdout] 332 | |       "Bitshift failure. Received bit {}. Expected 1 or 0",
[INFO] [stdout] 333 | |       n
[INFO] [stdout] 334 | |     )),
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 331 ~     _ => panic!(
[INFO] [stdout] 332 |       "Bitshift failure. Received bit {}. Expected 1 or 0",
[INFO] [stdout] 333 |       n
[INFO] [stdout] 334 ~     ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:76:15
[INFO] [stdout]    |
[INFO] [stdout] 71 |     &'a mut self,
[INFO] [stdout]    |      -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 74 |     nodes: &'a mut impl convert::AsMut<Vec<u64>>,
[INFO] [stdout]    |             -- the lifetime is named here
[INFO] [stdout] 75 |     remote_tree: &mut Self,
[INFO] [stdout] 76 |   ) -> Option<Proof> {
[INFO] [stdout]    |               ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:2:24
[INFO] [stdout]    |
[INFO] [stdout]  2 | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` implied by `#[warn(warnings)]`
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 76 |   ) -> Option<Proof<'a>> {
[INFO] [stdout]    |                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:96:15
[INFO] [stdout]    |
[INFO] [stdout] 90 |     &'a mut self,
[INFO] [stdout]    |      -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 94 |     nodes: &'a mut impl convert::AsMut<Vec<u64>>,
[INFO] [stdout]    |             -- the lifetime is named here
[INFO] [stdout] 95 |     remote_tree: &mut Self,
[INFO] [stdout] 96 |   ) -> Option<Proof> {
[INFO] [stdout]    |               ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 96 |   ) -> Option<Proof<'a>> {
[INFO] [stdout]    |                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:331:17
[INFO] [stdout]     |
[INFO] [stdout] 331 |       _ => panic!(format!(
[INFO] [stdout]     |  _________________^
[INFO] [stdout] 332 | |       "Bitshift failure. Received bit {}. Expected 1 or 0",
[INFO] [stdout] 333 | |       n
[INFO] [stdout] 334 | |     )),
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` implied by `#[warn(warnings)]`
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 331 ~     _ => panic!(
[INFO] [stdout] 332 |       "Bitshift failure. Received bit {}. Expected 1 or 0",
[INFO] [stdout] 333 |       n
[INFO] [stdout] 334 ~     ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "1e7e0ce8d64dda05d281992ff02ba9894dc1e4afb2254c5b5d1a1ab3e0229eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1e7e0ce8d64dda05d281992ff02ba9894dc1e4afb2254c5b5d1a1ab3e0229eaa" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `tree-index` (manifest) generated 1 warning
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:76:15
[INFO] [stderr]    |
[INFO] [stderr] 71 |     &'a mut self,
[INFO] [stderr]    |      -- the lifetime is named here
[INFO] [stderr] ...
[INFO] [stderr] 74 |     nodes: &'a mut impl convert::AsMut<Vec<u64>>,
[INFO] [stderr]    |             -- the lifetime is named here
[INFO] [stderr] 75 |     remote_tree: &mut Self,
[INFO] [stderr] 76 |   ) -> Option<Proof> {
[INFO] [stderr]    |               ^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 76 |   ) -> Option<Proof<'a>> {
[INFO] [stderr]    |                    ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:96:15
[INFO] [stderr]    |
[INFO] [stderr] 90 |     &'a mut self,
[INFO] [stderr]    |      -- the lifetime is named here
[INFO] [stderr] ...
[INFO] [stderr] 94 |     nodes: &'a mut impl convert::AsMut<Vec<u64>>,
[INFO] [stderr]    |             -- the lifetime is named here
[INFO] [stderr] 95 |     remote_tree: &mut Self,
[INFO] [stderr] 96 |   ) -> Option<Proof> {
[INFO] [stderr]    |               ^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 96 |   ) -> Option<Proof<'a>> {
[INFO] [stderr]    |                    ++++
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:331:17
[INFO] [stderr]     |
[INFO] [stderr] 331 |       _ => panic!(format!(
[INFO] [stderr]     |  _________________^
[INFO] [stderr] 332 | |       "Bitshift failure. Received bit {}. Expected 1 or 0",
[INFO] [stderr] 333 | |       n
[INFO] [stderr] 334 | |     )),
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 331 ~     _ => panic!(
[INFO] [stderr] 332 |       "Bitshift failure. Received bit {}. Expected 1 or 0",
[INFO] [stderr] 333 |       n
[INFO] [stderr] 334 ~     ),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `tree-index` (lib) generated 3 warnings (run `cargo fix --lib -p tree-index` to apply 3 suggestions)
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:76:15
[INFO] [stderr]    |
[INFO] [stderr] 71 |     &'a mut self,
[INFO] [stderr]    |      -- the lifetime is named here
[INFO] [stderr] ...
[INFO] [stderr] 74 |     nodes: &'a mut impl convert::AsMut<Vec<u64>>,
[INFO] [stderr]    |             -- the lifetime is named here
[INFO] [stderr] 75 |     remote_tree: &mut Self,
[INFO] [stderr] 76 |   ) -> Option<Proof> {
[INFO] [stderr]    |               ^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:2:24
[INFO] [stderr]    |
[INFO] [stderr]  2 | #![cfg_attr(test, deny(warnings))]
[INFO] [stderr]    |                        ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` implied by `#[warn(warnings)]`
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 76 |   ) -> Option<Proof<'a>> {
[INFO] [stderr]    |                    ++++
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:331:17
[INFO] [stderr]     |
[INFO] [stderr] 331 |       _ => panic!(format!(
[INFO] [stderr]     |  _________________^
[INFO] [stderr] 332 | |       "Bitshift failure. Received bit {}. Expected 1 or 0",
[INFO] [stderr] 333 | |       n
[INFO] [stderr] 334 | |     )),
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` implied by `#[warn(warnings)]`
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 331 ~     _ => panic!(
[INFO] [stderr] 332 |       "Bitshift failure. Received bit {}. Expected 1 or 0",
[INFO] [stderr] 333 |       n
[INFO] [stderr] 334 ~     ),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `tree-index` (lib test) generated 3 warnings (1 duplicate) (run `cargo fix --lib -p tree-index --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tree_index-53f33ff270506452)
[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 tests/test.rs (/opt/rustwide/target/debug/deps/test-2849ad54195795cd)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test proof_without_a_digest_1 ... ok
[INFO] [stdout] test proof_without_a_digest_2 ... ok
[INFO] [stdout] test digest ... ok
[INFO] [stdout] test proof_without_a_digest_3 ... ok
[INFO] [stdout] test digest_sanity_checks ... ok
[INFO] [stdout] test proof_with_a_digest_2 ... ok
[INFO] [stdout] test set_and_get ... ok
[INFO] [stdout] test proof_with_a_digest_3 ... ok
[INFO] [stdout] test verified_by ... ok
[INFO] [stdout] test proof_with_a_digest_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tree_index
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/proof.rs - proof::Proof<'a>::nodes (line 63) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/proof.rs - proof::Proof<'a>::new (line 15) ... ok
[INFO] [stdout] test src/proof.rs - proof::Proof<'a>::index (line 33) ... ok
[INFO] [stdout] test src/proof.rs - proof::Proof<'a>::verified_by (line 48) ... ok
[INFO] [stdout] test src/lib.rs - TreeIndex::blocks (line 220) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1e7e0ce8d64dda05d281992ff02ba9894dc1e4afb2254c5b5d1a1ab3e0229eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e7e0ce8d64dda05d281992ff02ba9894dc1e4afb2254c5b5d1a1ab3e0229eaa", kill_on_drop: false }`
[INFO] [stdout] 1e7e0ce8d64dda05d281992ff02ba9894dc1e4afb2254c5b5d1a1ab3e0229eaa
