[INFO] cloning repository https://github.com/ArkashJ/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/ArkashJ/merkle_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArkashJ%2Fmerkle_tree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArkashJ%2Fmerkle_tree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f2327dbd537a15845b2ebc320e9987513a7389d1 [INFO] checking ArkashJ/merkle_tree against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArkashJ%2Fmerkle_tree" "/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/ArkashJ/merkle_tree on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ArkashJ/merkle_tree [INFO] finished tweaking git repo https://github.com/ArkashJ/merkle_tree [INFO] tweaked toml for git repo https://github.com/ArkashJ/merkle_tree written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ArkashJ/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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_json v1.0.100 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fe8a7f1e65fa4be917f00e2692edcb3ba4eba5ae99386345520d9a6decb5ed5f [INFO] running `Command { std: "docker" "start" "-a" "fe8a7f1e65fa4be917f00e2692edcb3ba4eba5ae99386345520d9a6decb5ed5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fe8a7f1e65fa4be917f00e2692edcb3ba4eba5ae99386345520d9a6decb5ed5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe8a7f1e65fa4be917f00e2692edcb3ba4eba5ae99386345520d9a6decb5ed5f", kill_on_drop: false }` [INFO] [stdout] fe8a7f1e65fa4be917f00e2692edcb3ba4eba5ae99386345520d9a6decb5ed5f [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bfea2b3fa4849b27b5feaf83098ce14b56004163d2d215e7b8e92ea6413c4d28 [INFO] running `Command { std: "docker" "start" "-a" "bfea2b3fa4849b27b5feaf83098ce14b56004163d2d215e7b8e92ea6413c4d28", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling typenum v1.16.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling proc-macro2 v1.0.64 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Compiling unicode-ident v1.0.10 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling serde v1.0.171 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Compiling serde_json v1.0.100 [INFO] [stderr] Checking ryu v1.0.14 [INFO] [stderr] Checking cpufeatures v0.2.9 [INFO] [stderr] Checking bytes v1.4.0 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Compiling tokio v1.29.1 [INFO] [stderr] Checking itoa v1.0.8 [INFO] [stderr] Checking pin-project-lite v0.2.10 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Compiling syn v2.0.25 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking sha2 v0.10.7 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Checking merkle_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/merkle/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `MerkleTree` [INFO] [stdout] --> src/merkle/mod.rs:3:14 [INFO] [stdout] | [INFO] [stdout] 3 | use merkle::{MerkleTree}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Value`, `json` [INFO] [stdout] --> src/merkle/mod.rs:5:18 [INFO] [stdout] | [INFO] [stdout] 5 | use serde_json::{json, Value}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Map` [INFO] [stdout] --> src/main.rs:3:31 [INFO] [stdout] | [INFO] [stdout] 3 | use serde_json::{json, Value, Map}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/merkle/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `MerkleTree` [INFO] [stdout] --> src/merkle/mod.rs:3:14 [INFO] [stdout] | [INFO] [stdout] 3 | use merkle::{MerkleTree}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Value`, `json` [INFO] [stdout] --> src/merkle/mod.rs:5:18 [INFO] [stdout] | [INFO] [stdout] 5 | use serde_json::{json, Value}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Map` [INFO] [stdout] --> src/main.rs:3:31 [INFO] [stdout] | [INFO] [stdout] 3 | use serde_json::{json, Value, Map}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MerkleTree` is never constructed [INFO] [stdout] --> src/merkle/merkle.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct MerkleTree { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `MerkleTree` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/merkle/merkle.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl MerkleTree { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] 18 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | pub fn make_hash(records: &HashMap) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | fn value_to_str(value: &Value) -> String{ [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | fn make_hash_str(data: &str) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | pub fn get_size(&self) -> usize { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn add(&mut self, records: Vec>) -> bool { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 110 | pub fn verify(&self, record: &HashMap) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 115 | pub fn verify_root(&self, root: String) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 119 | pub fn get_root(&self) -> String { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 123 | pub fn print_tree(&self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `verify`, `verify_root`, and `print_tree` are never used [INFO] [stdout] --> src/merkle/merkle.rs:110:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl MerkleTree { [INFO] [stdout] | --------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 110 | pub fn verify(&self, record: &HashMap) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 115 | pub fn verify_root(&self, root: String) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 123 | pub fn print_tree(&self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.70s [INFO] running `Command { std: "docker" "inspect" "bfea2b3fa4849b27b5feaf83098ce14b56004163d2d215e7b8e92ea6413c4d28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bfea2b3fa4849b27b5feaf83098ce14b56004163d2d215e7b8e92ea6413c4d28", kill_on_drop: false }` [INFO] [stdout] bfea2b3fa4849b27b5feaf83098ce14b56004163d2d215e7b8e92ea6413c4d28