[INFO] cloning repository https://github.com/10thfloor/rusty-chain [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/10thfloor/rusty-chain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F10thfloor%2Frusty-chain", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F10thfloor%2Frusty-chain'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 14bf314749c5ce1e629c32494c42c0757e02a462 [INFO] checking 10thfloor/rusty-chain against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F10thfloor%2Frusty-chain" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/10thfloor/rusty-chain on toolchain 5518eaa946291f00471af8b254b2a1715f234882 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/10thfloor/rusty-chain [INFO] finished tweaking git repo https://github.com/10thfloor/rusty-chain [INFO] tweaked toml for git repo https://github.com/10thfloor/rusty-chain written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/10thfloor/rusty-chain 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded generic-array v0.12.3 [INFO] [stderr] Downloaded typenum v1.11.2 [INFO] [stderr] Downloaded sha2 v0.8.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 94757b455e5fd686111f7a97d18b37a59af339ce7eddf013d277b7c7079e8f42 [INFO] running `Command { std: "docker" "start" "-a" "94757b455e5fd686111f7a97d18b37a59af339ce7eddf013d277b7c7079e8f42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "94757b455e5fd686111f7a97d18b37a59af339ce7eddf013d277b7c7079e8f42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94757b455e5fd686111f7a97d18b37a59af339ce7eddf013d277b7c7079e8f42", kill_on_drop: false }` [INFO] [stdout] 94757b455e5fd686111f7a97d18b37a59af339ce7eddf013d277b7c7079e8f42 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aec67d7fc5715a9c6836412225ee23a048df3d88e3082b2f8ba60ab0c10388dd [INFO] running `Command { std: "docker" "start" "-a" "aec67d7fc5715a9c6836412225ee23a048df3d88e3082b2f8ba60ab0c10388dd", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking sha2 v0.8.1 [INFO] [stderr] Checking serde_json v1.0.51 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Checking blockchain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `update_difficulty` and `update_reward` are never used [INFO] [stdout] --> src/blockchain.rs:73:12 [INFO] [stdout] | [INFO] [stdout] 41 | impl Chain { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn update_difficulty(&mut self, difficulty: u32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | pub fn update_reward(&mut self, reward: f32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `update_difficulty` and `update_reward` are never used [INFO] [stdout] --> src/blockchain.rs:73:12 [INFO] [stdout] | [INFO] [stdout] 41 | impl Chain { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn update_difficulty(&mut self, difficulty: u32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | pub fn update_reward(&mut self, reward: f32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 16 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | io::stdin().read_line(&mut miner_addr); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 17 | let _ = io::stdin().read_line(&mut miner_addr); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 19 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | io::stdin().read_line(&mut difficulty); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 20 | let _ = io::stdin().read_line(&mut difficulty); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 37 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | io::stdin().read_line(&mut choice); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 39 | let _ = io::stdin().read_line(&mut choice); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:53:17 [INFO] [stdout] | [INFO] [stdout] 53 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 53 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:54:17 [INFO] [stdout] | [INFO] [stdout] 54 | io::stdin().read_line(&mut sender); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 54 | let _ = io::stdin().read_line(&mut sender); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 56 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 16 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | io::stdin().read_line(&mut miner_addr); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 17 | let _ = io::stdin().read_line(&mut miner_addr); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:57:17 [INFO] [stdout] | [INFO] [stdout] 57 | io::stdin().read_line(&mut amount); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 57 | let _ = io::stdin().read_line(&mut amount); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 19 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | io::stdin().read_line(&mut difficulty); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 20 | let _ = io::stdin().read_line(&mut difficulty); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 59 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 59 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 37 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | io::stdin().read_line(&mut choice); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 39 | let _ = io::stdin().read_line(&mut choice); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:60:17 [INFO] [stdout] | [INFO] [stdout] 60 | io::stdin().read_line(&mut receiver); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 60 | let _ = io::stdin().read_line(&mut receiver); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:53:17 [INFO] [stdout] | [INFO] [stdout] 53 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 53 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:54:17 [INFO] [stdout] | [INFO] [stdout] 54 | io::stdin().read_line(&mut sender); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 54 | let _ = io::stdin().read_line(&mut sender); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 56 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:57:17 [INFO] [stdout] | [INFO] [stdout] 57 | io::stdin().read_line(&mut amount); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 57 | let _ = io::stdin().read_line(&mut amount); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 59 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 59 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:60:17 [INFO] [stdout] | [INFO] [stdout] 60 | io::stdin().read_line(&mut receiver); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 60 | let _ = io::stdin().read_line(&mut receiver); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.48s [INFO] running `Command { std: "docker" "inspect" "aec67d7fc5715a9c6836412225ee23a048df3d88e3082b2f8ba60ab0c10388dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aec67d7fc5715a9c6836412225ee23a048df3d88e3082b2f8ba60ab0c10388dd", kill_on_drop: false }` [INFO] [stdout] aec67d7fc5715a9c6836412225ee23a048df3d88e3082b2f8ba60ab0c10388dd [INFO] checking 10thfloor/rusty-chain against try#7622c0f807a4e13c4db886a1681bf343795692df+rustflags=-Dnon_local_definitions for pr-120393-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F10thfloor%2Frusty-chain" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/10thfloor/rusty-chain on toolchain 7622c0f807a4e13c4db886a1681bf343795692df [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/10thfloor/rusty-chain [INFO] finished tweaking git repo https://github.com/10thfloor/rusty-chain [INFO] tweaked toml for git repo https://github.com/10thfloor/rusty-chain written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/10thfloor/rusty-chain 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" "+7622c0f807a4e13c4db886a1681bf343795692df" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 00ab22fef8c1b84178a1b27d2b01331d02b361aada46b2dd6da2b14adc34b756 [INFO] running `Command { std: "docker" "start" "-a" "00ab22fef8c1b84178a1b27d2b01331d02b361aada46b2dd6da2b14adc34b756", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "00ab22fef8c1b84178a1b27d2b01331d02b361aada46b2dd6da2b14adc34b756", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00ab22fef8c1b84178a1b27d2b01331d02b361aada46b2dd6da2b14adc34b756", kill_on_drop: false }` [INFO] [stdout] 00ab22fef8c1b84178a1b27d2b01331d02b361aada46b2dd6da2b14adc34b756 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dnon_local_definitions" "-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" "+7622c0f807a4e13c4db886a1681bf343795692df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a92fa176210007ac5a9fa77ea6f2010ba4b55750a7e2ca8cdecd6f20e7b45e6 [INFO] running `Command { std: "docker" "start" "-a" "7a92fa176210007ac5a9fa77ea6f2010ba4b55750a7e2ca8cdecd6f20e7b45e6", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking sha2 v0.8.1 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Checking serde_json v1.0.51 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking blockchain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `update_difficulty` and `update_reward` are never used [INFO] [stdout] --> src/blockchain.rs:73:12 [INFO] [stdout] | [INFO] [stdout] 41 | impl Chain { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn update_difficulty(&mut self, difficulty: u32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | pub fn update_reward(&mut self, reward: f32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `update_difficulty` and `update_reward` are never used [INFO] [stdout] --> src/blockchain.rs:73:12 [INFO] [stdout] | [INFO] [stdout] 41 | impl Chain { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn update_difficulty(&mut self, difficulty: u32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | pub fn update_reward(&mut self, reward: f32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 16 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 16 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | io::stdin().read_line(&mut miner_addr); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 17 | let _ = io::stdin().read_line(&mut miner_addr); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 19 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | io::stdin().read_line(&mut miner_addr); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 17 | let _ = io::stdin().read_line(&mut miner_addr); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | io::stdin().read_line(&mut difficulty); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 20 | let _ = io::stdin().read_line(&mut difficulty); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 19 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 37 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | io::stdin().read_line(&mut difficulty); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 20 | let _ = io::stdin().read_line(&mut difficulty); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 37 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | io::stdin().read_line(&mut choice); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 39 | let _ = io::stdin().read_line(&mut choice); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | io::stdin().read_line(&mut choice); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 39 | let _ = io::stdin().read_line(&mut choice); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:53:17 [INFO] [stdout] | [INFO] [stdout] 53 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 53 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:54:17 [INFO] [stdout] | [INFO] [stdout] 54 | io::stdin().read_line(&mut sender); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 54 | let _ = io::stdin().read_line(&mut sender); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:53:17 [INFO] [stdout] | [INFO] [stdout] 53 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 53 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 56 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:57:17 [INFO] [stdout] | [INFO] [stdout] 57 | io::stdin().read_line(&mut amount); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 57 | let _ = io::stdin().read_line(&mut amount); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:54:17 [INFO] [stdout] | [INFO] [stdout] 54 | io::stdin().read_line(&mut sender); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 54 | let _ = io::stdin().read_line(&mut sender); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 59 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 59 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 56 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:60:17 [INFO] [stdout] | [INFO] [stdout] 60 | io::stdin().read_line(&mut receiver); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 60 | let _ = io::stdin().read_line(&mut receiver); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:57:17 [INFO] [stdout] | [INFO] [stdout] 57 | io::stdin().read_line(&mut amount); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 57 | let _ = io::stdin().read_line(&mut amount); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 59 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 59 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/blockchain.rs:10:24 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug, Clone, Serialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_IMPL_SERIALIZE_FOR_Transaction` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: requested on the command line with `-D non-local-definitions` [INFO] [stdout] = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:60:17 [INFO] [stdout] | [INFO] [stdout] 60 | io::stdin().read_line(&mut receiver); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 60 | let _ = io::stdin().read_line(&mut receiver); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/blockchain.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Debug, Serialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_IMPL_SERIALIZE_FOR_BlockHeader` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/blockchain.rs:10:24 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Debug, Clone, Serialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_IMPL_SERIALIZE_FOR_Transaction` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: requested on the command line with `-D non-local-definitions` [INFO] [stdout] = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/blockchain.rs:26:17 [INFO] [stdout] | [INFO] [stdout] 26 | #[derive(Debug, Serialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_IMPL_SERIALIZE_FOR_Block` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/blockchain.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Debug, Serialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_IMPL_SERIALIZE_FOR_BlockHeader` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/blockchain.rs:26:17 [INFO] [stdout] | [INFO] [stdout] 26 | #[derive(Debug, Serialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_IMPL_SERIALIZE_FOR_Block` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `blockchain` (bin "blockchain" test) due to 4 previous errors; 13 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `blockchain` (bin "blockchain") due to 4 previous errors; 13 warnings emitted [INFO] running `Command { std: "docker" "inspect" "7a92fa176210007ac5a9fa77ea6f2010ba4b55750a7e2ca8cdecd6f20e7b45e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a92fa176210007ac5a9fa77ea6f2010ba4b55750a7e2ca8cdecd6f20e7b45e6", kill_on_drop: false }` [INFO] [stdout] 7a92fa176210007ac5a9fa77ea6f2010ba4b55750a7e2ca8cdecd6f20e7b45e6