[INFO] cloning repository https://github.com/mashix83/rustchain-newbie [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mashix83/rustchain-newbie" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmashix83%2Frustchain-newbie", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmashix83%2Frustchain-newbie'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 085e1fecf37591acc4b7489428a5f155999ae4b2 [INFO] checking mashix83/rustchain-newbie against try#42d1facfffa1a5357d6d62815f7be91f8ad69ed8 for pr-95474 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmashix83%2Frustchain-newbie" "/workspace/builds/worker-108/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mashix83/rustchain-newbie on toolchain 42d1facfffa1a5357d6d62815f7be91f8ad69ed8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mashix83/rustchain-newbie [INFO] finished tweaking git repo https://github.com/mashix83/rustchain-newbie [INFO] tweaked toml for git repo https://github.com/mashix83/rustchain-newbie written to /workspace/builds/worker-108/source/Cargo.toml [INFO] crate git repo https://github.com/mashix83/rustchain-newbie already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7679f186dc6171efe439fdb0b6829f23485e312efa109fa45698ce18dd53a5d4 [INFO] running `Command { std: "docker" "start" "-a" "7679f186dc6171efe439fdb0b6829f23485e312efa109fa45698ce18dd53a5d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7679f186dc6171efe439fdb0b6829f23485e312efa109fa45698ce18dd53a5d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7679f186dc6171efe439fdb0b6829f23485e312efa109fa45698ce18dd53a5d4", kill_on_drop: false }` [INFO] [stdout] 7679f186dc6171efe439fdb0b6829f23485e312efa109fa45698ce18dd53a5d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" 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[INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking actix-router v0.2.7 [INFO] [stderr] Checking actix-http v2.2.1 [INFO] [stderr] Checking awc v2.0.3 [INFO] [stderr] Checking actix-web v3.3.3 [INFO] [stderr] Checking rustchain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `bc` [INFO] [stdout] --> tests/blockchain-test.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | let bc = init(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_bc` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Blockchain` [INFO] [stdout] --> src/blockchain/blockchain.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Blockchain { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/blockchain/blockchain.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn new() -> Blockchain { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `last_block` [INFO] [stdout] --> src/blockchain/blockchain.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn last_block(&self) -> &Block { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_new_block` [INFO] [stdout] --> src/blockchain/blockchain.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn add_new_block(&mut self, data: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_valid` [INFO] [stdout] --> src/blockchain/blockchain.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn is_valid(blocks: &Vec) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `replace_chain` [INFO] [stdout] --> src/blockchain/blockchain.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn replace_chain(&mut self, new_chain: &Vec) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_equal` [INFO] [stdout] --> src/blockchain/blockchain.rs:54:12 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn is_equal(&self, bc: &Blockchain) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/blockchain/block.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn new(timestamp: u64, last_hash: &str, hash: &str, data: &str) -> Block { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `to_string` [INFO] [stdout] --> src/blockchain/block.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn to_string(&self) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `genesis` [INFO] [stdout] --> src/blockchain/block.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn genesis() -> Block { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `mine` [INFO] [stdout] --> src/blockchain/block.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn mine(last_block: &Block, data: &str) -> Block { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `hash` [INFO] [stdout] --> src/blockchain/block.rs:55:12 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn hash(timestamp: &u64, last_hash: &str, data: &str) -> String { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_equal` [INFO] [stdout] --> src/blockchain/block.rs:63:12 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn is_equal(&self, other_block: &Block) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `block_hash` [INFO] [stdout] --> src/blockchain/block.rs:70:12 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn block_hash(block: &Block) -> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Blockchain` [INFO] [stdout] --> src/blockchain/blockchain.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Blockchain { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/blockchain/blockchain.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn new() -> Blockchain { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `last_block` [INFO] [stdout] --> src/blockchain/blockchain.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn last_block(&self) -> &Block { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_new_block` [INFO] [stdout] --> src/blockchain/blockchain.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn add_new_block(&mut self, data: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_valid` [INFO] [stdout] --> src/blockchain/blockchain.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn is_valid(blocks: &Vec) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `replace_chain` [INFO] [stdout] --> src/blockchain/blockchain.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn replace_chain(&mut self, new_chain: &Vec) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_equal` [INFO] [stdout] --> src/blockchain/blockchain.rs:54:12 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn is_equal(&self, bc: &Blockchain) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/blockchain/block.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn new(timestamp: u64, last_hash: &str, hash: &str, data: &str) -> Block { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `to_string` [INFO] [stdout] --> src/blockchain/block.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn to_string(&self) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `genesis` [INFO] [stdout] --> src/blockchain/block.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn genesis() -> Block { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `mine` [INFO] [stdout] --> src/blockchain/block.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn mine(last_block: &Block, data: &str) -> Block { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `hash` [INFO] [stdout] --> src/blockchain/block.rs:55:12 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn hash(timestamp: &u64, last_hash: &str, data: &str) -> String { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_equal` [INFO] [stdout] --> src/blockchain/block.rs:63:12 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn is_equal(&self, other_block: &Block) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `block_hash` [INFO] [stdout] --> src/blockchain/block.rs:70:12 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn block_hash(block: &Block) -> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 16s [INFO] running `Command { std: "docker" "inspect" "42b3aeed3306b44070221875167fe9b3686990594b871a8bd38c63e942ad73d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42b3aeed3306b44070221875167fe9b3686990594b871a8bd38c63e942ad73d1", kill_on_drop: false }` [INFO] [stdout] 42b3aeed3306b44070221875167fe9b3686990594b871a8bd38c63e942ad73d1