[INFO] cloning repository https://github.com/queirozrphl/rust_merkle_tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/queirozrphl/rust_merkle_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqueirozrphl%2Frust_merkle_tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqueirozrphl%2Frust_merkle_tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8080db56bf50f89b664bc810ca79d8087f6eea63
[INFO] testing queirozrphl/rust_merkle_tree against 1.91.0 for beta-1.92-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqueirozrphl%2Frust_merkle_tree" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/queirozrphl/rust_merkle_tree
[INFO] finished tweaking git repo https://github.com/queirozrphl/rust_merkle_tree
[INFO] tweaked toml for git repo https://github.com/queirozrphl/rust_merkle_tree written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/queirozrphl/rust_merkle_tree on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/queirozrphl/rust_merkle_tree 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8974ac0ddebe50e3890377020555d80e5ea22bb44cadab9253c1207f60445310
[INFO] running `Command { std: "docker" "start" "-a" "8974ac0ddebe50e3890377020555d80e5ea22bb44cadab9253c1207f60445310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8974ac0ddebe50e3890377020555d80e5ea22bb44cadab9253c1207f60445310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8974ac0ddebe50e3890377020555d80e5ea22bb44cadab9253c1207f60445310", kill_on_drop: false }`
[INFO] [stdout] 8974ac0ddebe50e3890377020555d80e5ea22bb44cadab9253c1207f60445310
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad6b6bb3f63df05dee442cf61a3a392dba51ecdad8152e7ee1c86011e01a7e5b
[INFO] running `Command { std: "docker" "start" "-a" "ad6b6bb3f63df05dee442cf61a3a392dba51ecdad8152e7ee1c86011e01a7e5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling merkle_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/merkle_metrics.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 |   for i in 0..(number_of_measurements + 1) {
[INFO] [stdout]    |       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `merkle_tree`
[INFO] [stdout]   --> src/merkle_metrics.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let merkle_tree = merkle_tree::MerkleTree::new((&random_numbers).clone());
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_merkle_tree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/merkle_metrics.rs:41:7
[INFO] [stdout]    |
[INFO] [stdout] 41 |   for i in 0..(number_of_measurements + 1) {
[INFO] [stdout]    |       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `proof`
[INFO] [stdout]   --> src/merkle_metrics.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let proof: Vec<(Vec<u8>, bool)> = merkle_tree.generate_proof(random_index as u8);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_proof`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/merkle_metrics.rs:63:7
[INFO] [stdout]    |
[INFO] [stdout] 63 |   for i in 0..(number_of_measurements + 1) {
[INFO] [stdout]    |       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_valid`
[INFO] [stdout]   --> src/merkle_metrics.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let is_valid = merkle_tree.verify_proof(proof, data_value, root_hash);
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_valid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_random_numbers` is never used
[INFO] [stdout]  --> src/merkle_metrics.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn generate_random_numbers(n: usize) -> Vec<u8> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `testing_creation_time` is never used
[INFO] [stdout]   --> src/merkle_metrics.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn testing_creation_time() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `testing_proof_gen_time` is never used
[INFO] [stdout]   --> src/merkle_metrics.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn testing_proof_gen_time() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `testing_verify_proof_time` is never used
[INFO] [stdout]   --> src/merkle_metrics.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn testing_verify_proof_time() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_metrics` is never used
[INFO] [stdout]   --> src/merkle_metrics.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub fn run_metrics() {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.70s
[INFO] running `Command { std: "docker" "inspect" "ad6b6bb3f63df05dee442cf61a3a392dba51ecdad8152e7ee1c86011e01a7e5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad6b6bb3f63df05dee442cf61a3a392dba51ecdad8152e7ee1c86011e01a7e5b", kill_on_drop: false }`
[INFO] [stdout] ad6b6bb3f63df05dee442cf61a3a392dba51ecdad8152e7ee1c86011e01a7e5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d3a08cf14f9f9e6ca9c349787c1dddf251962ff1f59fae0a8a1da5e121125e2
[INFO] running `Command { std: "docker" "start" "-a" "0d3a08cf14f9f9e6ca9c349787c1dddf251962ff1f59fae0a8a1da5e121125e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling merkle_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/merkle_metrics.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 |   for i in 0..(number_of_measurements + 1) {
[INFO] [stdout]    |       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `merkle_tree`
[INFO] [stdout]   --> src/merkle_metrics.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let merkle_tree = merkle_tree::MerkleTree::new((&random_numbers).clone());
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_merkle_tree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/merkle_metrics.rs:41:7
[INFO] [stdout]    |
[INFO] [stdout] 41 |   for i in 0..(number_of_measurements + 1) {
[INFO] [stdout]    |       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `proof`
[INFO] [stdout]   --> src/merkle_metrics.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let proof: Vec<(Vec<u8>, bool)> = merkle_tree.generate_proof(random_index as u8);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_proof`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/merkle_metrics.rs:63:7
[INFO] [stdout]    |
[INFO] [stdout] 63 |   for i in 0..(number_of_measurements + 1) {
[INFO] [stdout]    |       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_valid`
[INFO] [stdout]   --> src/merkle_metrics.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let is_valid = merkle_tree.verify_proof(proof, data_value, root_hash);
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_valid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_random_numbers` is never used
[INFO] [stdout]  --> src/merkle_metrics.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn generate_random_numbers(n: usize) -> Vec<u8> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `testing_creation_time` is never used
[INFO] [stdout]   --> src/merkle_metrics.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn testing_creation_time() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `testing_proof_gen_time` is never used
[INFO] [stdout]   --> src/merkle_metrics.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn testing_proof_gen_time() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `testing_verify_proof_time` is never used
[INFO] [stdout]   --> src/merkle_metrics.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn testing_verify_proof_time() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_metrics` is never used
[INFO] [stdout]   --> src/merkle_metrics.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub fn run_metrics() {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "0d3a08cf14f9f9e6ca9c349787c1dddf251962ff1f59fae0a8a1da5e121125e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d3a08cf14f9f9e6ca9c349787c1dddf251962ff1f59fae0a8a1da5e121125e2", kill_on_drop: false }`
[INFO] [stdout] 0d3a08cf14f9f9e6ca9c349787c1dddf251962ff1f59fae0a8a1da5e121125e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 96de9dc4cb895475597196eeed1b13b3397f5cd0099db878511bb3dbaafafc15
[INFO] running `Command { std: "docker" "start" "-a" "96de9dc4cb895475597196eeed1b13b3397f5cd0099db878511bb3dbaafafc15", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/merkle_metrics.rs:21:7
[INFO] [stderr]    |
[INFO] [stderr] 21 |   for i in 0..(number_of_measurements + 1) {
[INFO] [stderr]    |       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `merkle_tree`
[INFO] [stderr]   --> src/merkle_metrics.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let merkle_tree = merkle_tree::MerkleTree::new((&random_numbers).clone());
[INFO] [stderr]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_merkle_tree`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/merkle_metrics.rs:41:7
[INFO] [stderr]    |
[INFO] [stderr] 41 |   for i in 0..(number_of_measurements + 1) {
[INFO] [stderr]    |       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `proof`
[INFO] [stderr]   --> src/merkle_metrics.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let proof: Vec<(Vec<u8>, bool)> = merkle_tree.generate_proof(random_index as u8);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_proof`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/merkle_metrics.rs:63:7
[INFO] [stderr]    |
[INFO] [stderr] 63 |   for i in 0..(number_of_measurements + 1) {
[INFO] [stderr]    |       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `is_valid`
[INFO] [stderr]   --> src/merkle_metrics.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 |     let is_valid = merkle_tree.verify_proof(proof, data_value, root_hash);
[INFO] [stderr]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_valid`
[INFO] [stderr] 
[INFO] [stderr] warning: function `generate_random_numbers` is never used
[INFO] [stderr]  --> src/merkle_metrics.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn generate_random_numbers(n: usize) -> Vec<u8> {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `testing_creation_time` is never used
[INFO] [stderr]   --> src/merkle_metrics.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn testing_creation_time() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `testing_proof_gen_time` is never used
[INFO] [stderr]   --> src/merkle_metrics.rs:35:4
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn testing_proof_gen_time() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `testing_verify_proof_time` is never used
[INFO] [stderr]   --> src/merkle_metrics.rs:57:4
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn testing_verify_proof_time() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `run_metrics` is never used
[INFO] [stderr]   --> src/merkle_metrics.rs:83:8
[INFO] [stderr]    |
[INFO] [stderr] 83 | pub fn run_metrics() {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `merkle_tree` (bin "merkle_tree" test) generated 11 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/merkle_tree-b7072b221864278b)
[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" "96de9dc4cb895475597196eeed1b13b3397f5cd0099db878511bb3dbaafafc15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96de9dc4cb895475597196eeed1b13b3397f5cd0099db878511bb3dbaafafc15", kill_on_drop: false }`
[INFO] [stdout] 96de9dc4cb895475597196eeed1b13b3397f5cd0099db878511bb3dbaafafc15