[INFO] cloning repository https://github.com/tawaren/MultiMerkleTreeProofs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tawaren/MultiMerkleTreeProofs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftawaren%2FMultiMerkleTreeProofs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftawaren%2FMultiMerkleTreeProofs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96e9ccab70b111cbbb2457397bfdfbfe8bd51f57
[INFO] testing tawaren/MultiMerkleTreeProofs against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftawaren%2FMultiMerkleTreeProofs" "/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/tawaren/MultiMerkleTreeProofs on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tawaren/MultiMerkleTreeProofs
[INFO] finished tweaking git repo https://github.com/tawaren/MultiMerkleTreeProofs
[INFO] tweaked toml for git repo https://github.com/tawaren/MultiMerkleTreeProofs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tawaren/MultiMerkleTreeProofs 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" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_pcg v0.1.1
[INFO] [stderr]   Downloaded rand_os v0.1.2
[INFO] [stderr]   Downloaded libc v0.2.48
[INFO] [stderr]   Downloaded winapi v0.3.6
[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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfe91d203ec19f08e920b3bbad823480e9055ccd9b1aafc30fc3f3a909106fb8
[INFO] running `Command { std: "docker" "start" "-a" "bfe91d203ec19f08e920b3bbad823480e9055ccd9b1aafc30fc3f3a909106fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfe91d203ec19f08e920b3bbad823480e9055ccd9b1aafc30fc3f3a909106fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfe91d203ec19f08e920b3bbad823480e9055ccd9b1aafc30fc3f3a909106fb8", kill_on_drop: false }`
[INFO] [stdout] bfe91d203ec19f08e920b3bbad823480e9055ccd9b1aafc30fc3f3a909106fb8
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 542dd4e63db7b5737162b0a9bca103b0f808d674d8d119c8471a3b13bcfbe7e5
[INFO] running `Command { std: "docker" "start" "-a" "542dd4e63db7b5737162b0a9bca103b0f808d674d8d119c8471a3b13bcfbe7e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.2
[INFO] [stderr]    Compiling multi_merkle_proof v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt::Debug`
[INFO] [stdout]  --> src/tree_hash.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/tree_hash.rs:41:26
[INFO] [stdout]    |
[INFO] [stdout] 41 |             indicator &= (indicator-1);
[INFO] [stdout]    |                          ^           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 41 -             indicator &= (indicator-1);
[INFO] [stdout] 41 +             indicator &= indicator-1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/lib.rs:71:45
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let values:Vec<_> = sorted.iter().map(|(i,v)|(*v).clone()).collect();
[INFO] [stdout]    |                                             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/lib.rs:72:48
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let indices:Vec<_> = sorted.iter().map(|(i,v)|*i).collect();
[INFO] [stdout]    |                                                ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `Command { std: "docker" "inspect" "542dd4e63db7b5737162b0a9bca103b0f808d674d8d119c8471a3b13bcfbe7e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "542dd4e63db7b5737162b0a9bca103b0f808d674d8d119c8471a3b13bcfbe7e5", kill_on_drop: false }`
[INFO] [stdout] 542dd4e63db7b5737162b0a9bca103b0f808d674d8d119c8471a3b13bcfbe7e5
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2facba5b5ca94d77e71f34b7a7afa997a56992e354b692ead333dcc8bd2cdda
[INFO] running `Command { std: "docker" "start" "-a" "e2facba5b5ca94d77e71f34b7a7afa997a56992e354b692ead333dcc8bd2cdda", kill_on_drop: false }`
[INFO] [stderr]    Compiling multi_merkle_proof v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt::Debug`
[INFO] [stdout]  --> src/tree_hash.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/tree_hash.rs:41:26
[INFO] [stdout]    |
[INFO] [stdout] 41 |             indicator &= (indicator-1);
[INFO] [stdout]    |                          ^           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 41 -             indicator &= (indicator-1);
[INFO] [stdout] 41 +             indicator &= indicator-1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/lib.rs:71:45
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let values:Vec<_> = sorted.iter().map(|(i,v)|(*v).clone()).collect();
[INFO] [stdout]    |                                             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/lib.rs:72:48
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let indices:Vec<_> = sorted.iter().map(|(i,v)|*i).collect();
[INFO] [stdout]    |                                                ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Debug`
[INFO] [stdout]  --> src/tree_hash.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/tree_hash.rs:41:26
[INFO] [stdout]    |
[INFO] [stdout] 41 |             indicator &= (indicator-1);
[INFO] [stdout]    |                          ^           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 41 -             indicator &= (indicator-1);
[INFO] [stdout] 41 +             indicator &= indicator-1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/lib.rs:71:45
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let values:Vec<_> = sorted.iter().map(|(i,v)|(*v).clone()).collect();
[INFO] [stdout]    |                                             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/lib.rs:72:48
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let indices:Vec<_> = sorted.iter().map(|(i,v)|*i).collect();
[INFO] [stdout]    |                                                ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/lib.rs:153:18
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn root_hash(height:u64) -> IndexVirtHash {
[INFO] [stdout]     |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]    --> src/lib.rs:167:17
[INFO] [stdout]     |
[INFO] [stdout] 167 |             let val = leaf_hash(index,height);
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "e2facba5b5ca94d77e71f34b7a7afa997a56992e354b692ead333dcc8bd2cdda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2facba5b5ca94d77e71f34b7a7afa997a56992e354b692ead333dcc8bd2cdda", kill_on_drop: false }`
[INFO] [stdout] e2facba5b5ca94d77e71f34b7a7afa997a56992e354b692ead333dcc8bd2cdda
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0cfa9aaddfaa8d7669666f003335df236c37121f2eed25c40fa8b072a964f7e7
[INFO] running `Command { std: "docker" "start" "-a" "0cfa9aaddfaa8d7669666f003335df236c37121f2eed25c40fa8b072a964f7e7", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::fmt::Debug`
[INFO] [stderr]  --> src/tree_hash.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt::Debug;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/tree_hash.rs:41:26
[INFO] [stderr]    |
[INFO] [stderr] 41 |             indicator &= (indicator-1);
[INFO] [stderr]    |                          ^           ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 41 -             indicator &= (indicator-1);
[INFO] [stderr] 41 +             indicator &= indicator-1;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]  --> src/lib.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use rand::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/lib.rs:71:45
[INFO] [stderr]    |
[INFO] [stderr] 71 |     let values:Vec<_> = sorted.iter().map(|(i,v)|(*v).clone()).collect();
[INFO] [stderr]    |                                             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/lib.rs:72:48
[INFO] [stderr]    |
[INFO] [stderr] 72 |     let indices:Vec<_> = sorted.iter().map(|(i,v)|*i).collect();
[INFO] [stderr]    |                                                ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `height`
[INFO] [stderr]    --> src/lib.rs:153:18
[INFO] [stderr]     |
[INFO] [stderr] 153 |     fn root_hash(height:u64) -> IndexVirtHash {
[INFO] [stderr]     |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]    --> src/lib.rs:167:17
[INFO] [stderr]     |
[INFO] [stderr] 167 |             let val = leaf_hash(index,height);
[INFO] [stderr]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: `multi_merkle_proof` (lib) generated 5 warnings (run `cargo fix --lib -p multi_merkle_proof` to apply 3 suggestions)
[INFO] [stderr] warning: `multi_merkle_proof` (lib test) generated 6 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/multi_merkle_proof-aa1b2b6577fd5546)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test::test_single_same_elem ... ok
[INFO] [stdout] test test::test_left_most ... ok
[INFO] [stdout] test test::test_right_most ... ok
[INFO] [stdout] test test::test_single ... ok
[INFO] [stderr]    Doc-tests multi_merkle_proof
[INFO] [stdout] test test::test_many ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 27.16s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/tree_hash.rs:41:26
[INFO] [stderr]    |
[INFO] [stderr] 41 |             indicator &= (indicator-1);
[INFO] [stderr]    |                          ^           ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 41 -             indicator &= (indicator-1);
[INFO] [stderr] 41 +             indicator &= indicator-1;
[INFO] [stderr]    |
[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" "0cfa9aaddfaa8d7669666f003335df236c37121f2eed25c40fa8b072a964f7e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cfa9aaddfaa8d7669666f003335df236c37121f2eed25c40fa8b072a964f7e7", kill_on_drop: false }`
[INFO] [stdout] 0cfa9aaddfaa8d7669666f003335df236c37121f2eed25c40fa8b072a964f7e7