[INFO] cloning repository https://github.com/lima-limon-inc/MerkleTree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lima-limon-inc/MerkleTree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flima-limon-inc%2FMerkleTree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flima-limon-inc%2FMerkleTree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 018217a2d629cbb74d579a75932c6aae3c8dae70
[INFO] building lima-limon-inc/MerkleTree against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flima-limon-inc%2FMerkleTree" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lima-limon-inc/MerkleTree
[INFO] finished tweaking git repo https://github.com/lima-limon-inc/MerkleTree
[INFO] tweaked toml for git repo https://github.com/lima-limon-inc/MerkleTree written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lima-limon-inc/MerkleTree on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lima-limon-inc/MerkleTree 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 918df8f2dce54c9b400f0124e5b1cfa7086495f4ba2ffe0a37cbb278bd564e10
[INFO] running `Command { std: "docker" "start" "-a" "918df8f2dce54c9b400f0124e5b1cfa7086495f4ba2ffe0a37cbb278bd564e10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "918df8f2dce54c9b400f0124e5b1cfa7086495f4ba2ffe0a37cbb278bd564e10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "918df8f2dce54c9b400f0124e5b1cfa7086495f4ba2ffe0a37cbb278bd564e10", kill_on_drop: false }`
[INFO] [stdout] 918df8f2dce54c9b400f0124e5b1cfa7086495f4ba2ffe0a37cbb278bd564e10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8a583b68f3e9281a3a99f66e15b20480bfae6f3a7504d4718756d771269cd34
[INFO] running `Command { std: "docker" "start" "-a" "f8a583b68f3e9281a3a99f66e15b20480bfae6f3a7504d4718756d771269cd34", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling MerkleTree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `merkle_tree`
[INFO] [stdout]  --> src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let merkle_tree = merkle_tree::MerkleTree::new(&[
[INFO] [stdout]   |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_merkle_tree`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `leaves` is never read
[INFO] [stdout]   --> src/merkle_tree.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct MerkleTree {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 25 |     leaves: Vec<Vec<HashedData>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `get_root`, `generate_proof`, `generate_proof_internal`, `verify`, and `add_element` are never used
[INFO] [stdout]    --> src/merkle_tree.rs:59:12
[INFO] [stdout]     |
[INFO] [stdout]  28 | impl MerkleTree {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  59 |     pub fn get_root(&self) -> HashedData {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  80 |     pub fn generate_proof<T: AsRef<[u8]>>(&self, elem: &T) -> Option<(usize, Vec<HashedData>)> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  93 |     fn generate_proof_internal<T: AsRef<[u8]>>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |     pub fn verify<T: AsRef<[u8]>>(
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 160 |     pub fn add_element<T: AsRef<[u8]>>(&mut self, new_val: &T) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "f8a583b68f3e9281a3a99f66e15b20480bfae6f3a7504d4718756d771269cd34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8a583b68f3e9281a3a99f66e15b20480bfae6f3a7504d4718756d771269cd34", kill_on_drop: false }`
[INFO] [stdout] f8a583b68f3e9281a3a99f66e15b20480bfae6f3a7504d4718756d771269cd34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb608d1bcf8a37a4ee0dd5f7e89d1ff7874f50bc3e1d924bfa6c40b9f3268401
[INFO] running `Command { std: "docker" "start" "-a" "eb608d1bcf8a37a4ee0dd5f7e89d1ff7874f50bc3e1d924bfa6c40b9f3268401", kill_on_drop: false }`
[INFO] [stderr]    Compiling MerkleTree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/merkle_tree.rs:189:14
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let (index, proof) = merkle_tree.generate_proof_internal(&"5").unwrap();
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/merkle_tree.rs:222:14
[INFO] [stdout]     |
[INFO] [stdout] 222 |         let (index, proof_pos) = merkle_tree.generate_proof_internal(&"6").unwrap();
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `merkle_tree`
[INFO] [stdout]  --> src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let merkle_tree = merkle_tree::MerkleTree::new(&[
[INFO] [stdout]   |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_merkle_tree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/merkle_tree.rs:199:14
[INFO] [stdout]     |
[INFO] [stdout] 199 |         let (index, proof) = merkle_tree.generate_proof_internal(&"5").unwrap();
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `generate_proof` is never used
[INFO] [stdout]   --> src/merkle_tree.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl MerkleTree {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 80 |     pub fn generate_proof<T: AsRef<[u8]>>(&self, elem: &T) -> Option<(usize, Vec<HashedData>)> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "eb608d1bcf8a37a4ee0dd5f7e89d1ff7874f50bc3e1d924bfa6c40b9f3268401", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb608d1bcf8a37a4ee0dd5f7e89d1ff7874f50bc3e1d924bfa6c40b9f3268401", kill_on_drop: false }`
[INFO] [stdout] eb608d1bcf8a37a4ee0dd5f7e89d1ff7874f50bc3e1d924bfa6c40b9f3268401
