[INFO] cloning repository https://github.com/js-matt/blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/js-matt/blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjs-matt%2Fblockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjs-matt%2Fblockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] febece94a24cc15465d030fa895052be4f9f0253
[INFO] testing js-matt/blockchain against 1.80.0 for beta-1.81-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjs-matt%2Fblockchain" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/js-matt/blockchain on toolchain 1.80.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.80.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/js-matt/blockchain
[INFO] finished tweaking git repo https://github.com/js-matt/blockchain
[INFO] tweaked toml for git repo https://github.com/js-matt/blockchain written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/js-matt/blockchain 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" "+1.80.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.80.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e2eaac595753ae66ee3d1c431b43d54c4b0d446c6b6c3153cce91e31f6b9c98
[INFO] running `Command { std: "docker" "start" "-a" "5e2eaac595753ae66ee3d1c431b43d54c4b0d446c6b6c3153cce91e31f6b9c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e2eaac595753ae66ee3d1c431b43d54c4b0d446c6b6c3153cce91e31f6b9c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e2eaac595753ae66ee3d1c431b43d54c4b0d446c6b6c3153cce91e31f6b9c98", kill_on_drop: false }`
[INFO] [stdout] 5e2eaac595753ae66ee3d1c431b43d54c4b0d446c6b6c3153cce91e31f6b9c98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.80.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02b8f78e524fe20ce47d3c69d1d7a29854b317dcb552bb07d6d45ab8649250ea
[INFO] running `Command { std: "docker" "start" "-a" "02b8f78e524fe20ce47d3c69d1d7a29854b317dcb552bb07d6d45ab8649250ea", kill_on_drop: false }`
[INFO] [stderr] Compiling version_check v0.9.4
[INFO] [stderr] Compiling typenum v1.17.0
[INFO] [stderr] Compiling proc-macro2 v1.0.86
[INFO] [stderr] Compiling unicode-ident v1.0.12
[INFO] [stderr] Compiling serde v1.0.204
[INFO] [stderr] Compiling powerfmt v0.2.0
[INFO] [stderr] Compiling serde_json v1.0.120
[INFO] [stderr] Compiling itoa v1.0.11
[INFO] [stderr] Compiling ryu v1.0.18
[INFO] [stderr] Compiling cfg-if v1.0.0
[INFO] [stderr] Compiling cpufeatures v0.2.12
[INFO] [stderr] Compiling time-core v0.1.2
[INFO] [stderr] Compiling num-conv v0.1.0
[INFO] [stderr] Compiling deranged v0.3.11
[INFO] [stderr] Compiling generic-array v0.14.7
[INFO] [stderr] Compiling quote v1.0.36
[INFO] [stderr] Compiling syn v2.0.69
[INFO] [stderr] Compiling time v0.3.36
[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 sha2 v0.10.8
[INFO] [stderr] Compiling serde_derive v1.0.204
[INFO] [stderr] Compiling blockchain v0.1.0 (/opt/rustwide/workdir)
[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:35:9
[INFO] [stdout] |
[INFO] [stdout] 35 | 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] 35 | 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::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] 37 | 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:50:17
[INFO] [stdout] |
[INFO] [stdout] 50 | 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] 50 | let _ = io::stdout().flush();
[INFO] [stdout] | +++++++
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout] --> src/main.rs:51:17
[INFO] [stdout] |
[INFO] [stdout] 51 | 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] 51 | 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:54:17
[INFO] [stdout] |
[INFO] [stdout] 54 | 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] 54 | 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: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:81:17
[INFO] [stdout] |
[INFO] [stdout] 81 | 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] 81 | let _ = io::stdout().flush();
[INFO] [stdout] | +++++++
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout] --> src/main.rs:82:17
[INFO] [stdout] |
[INFO] [stdout] 82 | io::stdin().read_line(&mut new_diff);
[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] 82 | let _ = io::stdin().read_line(&mut new_diff);
[INFO] [stdout] | +++++++
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout] --> src/main.rs:92:17
[INFO] [stdout] |
[INFO] [stdout] 92 | 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] 92 | let _ = io::stdout().flush();
[INFO] [stdout] | +++++++
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout] --> src/main.rs:93:17
[INFO] [stdout] |
[INFO] [stdout] 93 | io::stdin().read_line(&mut new_reward);
[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] 93 | let _ = io::stdin().read_line(&mut new_reward);
[INFO] [stdout] | +++++++
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.14s
[INFO] running `Command { std: "docker" "inspect" "02b8f78e524fe20ce47d3c69d1d7a29854b317dcb552bb07d6d45ab8649250ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02b8f78e524fe20ce47d3c69d1d7a29854b317dcb552bb07d6d45ab8649250ea", kill_on_drop: false }`
[INFO] [stdout] 02b8f78e524fe20ce47d3c69d1d7a29854b317dcb552bb07d6d45ab8649250ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.80.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56e8e8106d5007194d09de00dc6869a46095cd131e062e487a6c83398c28a7fe
[INFO] running `Command { std: "docker" "start" "-a" "56e8e8106d5007194d09de00dc6869a46095cd131e062e487a6c83398c28a7fe", kill_on_drop: false }`
[INFO] [stderr] Compiling blockchain v0.1.0 (/opt/rustwide/workdir)
[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:35:9
[INFO] [stdout] |
[INFO] [stdout] 35 | 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] 35 | 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::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] 37 | 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:50:17
[INFO] [stdout] |
[INFO] [stdout] 50 | 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] 50 | let _ = io::stdout().flush();
[INFO] [stdout] | +++++++
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout] --> src/main.rs:51:17
[INFO] [stdout] |
[INFO] [stdout] 51 | 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] 51 | 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:54:17
[INFO] [stdout] |
[INFO] [stdout] 54 | 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] 54 | 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: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:81:17
[INFO] [stdout] |
[INFO] [stdout] 81 | 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] 81 | let _ = io::stdout().flush();
[INFO] [stdout] | +++++++
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout] --> src/main.rs:82:17
[INFO] [stdout] |
[INFO] [stdout] 82 | io::stdin().read_line(&mut new_diff);
[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] 82 | let _ = io::stdin().read_line(&mut new_diff);
[INFO] [stdout] | +++++++
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout] --> src/main.rs:92:17
[INFO] [stdout] |
[INFO] [stdout] 92 | 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] 92 | let _ = io::stdout().flush();
[INFO] [stdout] | +++++++
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout] --> src/main.rs:93:17
[INFO] [stdout] |
[INFO] [stdout] 93 | io::stdin().read_line(&mut new_reward);
[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] 93 | let _ = io::stdin().read_line(&mut new_reward);
[INFO] [stdout] | +++++++
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "56e8e8106d5007194d09de00dc6869a46095cd131e062e487a6c83398c28a7fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56e8e8106d5007194d09de00dc6869a46095cd131e062e487a6c83398c28a7fe", kill_on_drop: false }`
[INFO] [stdout] 56e8e8106d5007194d09de00dc6869a46095cd131e062e487a6c83398c28a7fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.80.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eec010d768b3f083d7f767f292dc62e26cfcaef88e026d29c745638034a881f6
[INFO] running `Command { std: "docker" "start" "-a" "eec010d768b3f083d7f767f292dc62e26cfcaef88e026d29c745638034a881f6", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr] --> src/main.rs:16:5
[INFO] [stderr] |
[INFO] [stderr] 16 | io::stdout().flush();
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr] |
[INFO] [stderr] 16 | let _ = io::stdout().flush();
[INFO] [stderr] | +++++++
[INFO] [stderr]
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr] --> src/main.rs:17:5
[INFO] [stderr] |
[INFO] [stderr] 17 | io::stdin().read_line(&mut miner_addr);
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr] |
[INFO] [stderr] 17 | let _ = io::stdin().read_line(&mut miner_addr);
[INFO] [stderr] | +++++++
[INFO] [stderr]
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr] --> src/main.rs:19:5
[INFO] [stderr] |
[INFO] [stderr] 19 | io::stdout().flush();
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr] |
[INFO] [stderr] 19 | let _ = io::stdout().flush();
[INFO] [stderr] | +++++++
[INFO] [stderr]
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr] --> src/main.rs:20:5
[INFO] [stderr] |
[INFO] [stderr] 20 | io::stdin().read_line(&mut difficulty);
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr] |
[INFO] [stderr] 20 | let _ = io::stdin().read_line(&mut difficulty);
[INFO] [stderr] | +++++++
[INFO] [stderr]
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr] --> src/main.rs:35:9
[INFO] [stderr] |
[INFO] [stderr] 35 | io::stdout().flush();
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr] |
[INFO] [stderr] 35 | let _ = io::stdout().flush();
[INFO] [stderr] | +++++++
[INFO] [stderr]
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr] --> src/main.rs:37:9
[INFO] [stderr] |
[INFO] [stderr] 37 | io::stdin().read_line(&mut choice);
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr] |
[INFO] [stderr] 37 | let _ = io::stdin().read_line(&mut choice);
[INFO] [stderr] | +++++++
[INFO] [stderr]
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr] --> src/main.rs:50:17
[INFO] [stderr] |
[INFO] [stderr] 50 | io::stdout().flush();
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr] |
[INFO] [stderr] 50 | let _ = io::stdout().flush();
[INFO] [stderr] | +++++++
[INFO] [stderr]
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr] --> src/main.rs:51:17
[INFO] [stderr] |
[INFO] [stderr] 51 | io::stdin().read_line(&mut sender);
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr] |
[INFO] [stderr] 51 | let _ = io::stdin().read_line(&mut sender);
[INFO] [stderr] | +++++++
[INFO] [stderr]
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr] --> src/main.rs:53:17
[INFO] [stderr] |
[INFO] [stderr] 53 | io::stdout().flush();
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr] |
[INFO] [stderr] 53 | let _ = io::stdout().flush();
[INFO] [stderr] | +++++++
[INFO] [stderr]
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr] --> src/main.rs:54:17
[INFO] [stderr] |
[INFO] [stderr] 54 | io::stdin().read_line(&mut receiver);
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr] |
[INFO] [stderr] 54 | let _ = io::stdin().read_line(&mut receiver);
[INFO] [stderr] | +++++++
[INFO] [stderr]
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr] --> src/main.rs:56:17
[INFO] [stderr] |
[INFO] [stderr] 56 | io::stdout().flush();
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr] |
[INFO] [stderr] 56 | let _ = io::stdout().flush();
[INFO] [stderr] | +++++++
[INFO] [stderr]
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr] --> src/main.rs:57:17
[INFO] [stderr] |
[INFO] [stderr] 57 | io::stdin().read_line(&mut amount);
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr] |
[INFO] [stderr] 57 | let _ = io::stdin().read_line(&mut amount);
[INFO] [stderr] | +++++++
[INFO] [stderr]
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr] --> src/main.rs:81:17
[INFO] [stderr] |
[INFO] [stderr] 81 | io::stdout().flush();
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr] |
[INFO] [stderr] 81 | let _ = io::stdout().flush();
[INFO] [stderr] | +++++++
[INFO] [stderr]
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr] --> src/main.rs:82:17
[INFO] [stderr] |
[INFO] [stderr] 82 | io::stdin().read_line(&mut new_diff);
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr] |
[INFO] [stderr] 82 | let _ = io::stdin().read_line(&mut new_diff);
[INFO] [stderr] | +++++++
[INFO] [stderr]
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr] --> src/main.rs:92:17
[INFO] [stderr] |
[INFO] [stderr] 92 | io::stdout().flush();
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr] |
[INFO] [stderr] 92 | let _ = io::stdout().flush();
[INFO] [stderr] | +++++++
[INFO] [stderr]
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr] --> src/main.rs:93:17
[INFO] [stderr] |
[INFO] [stderr] 93 | io::stdin().read_line(&mut new_reward);
[INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] |
[INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr] |
[INFO] [stderr] 93 | let _ = io::stdin().read_line(&mut new_reward);
[INFO] [stderr] | +++++++
[INFO] [stderr]
[INFO] [stderr] warning: `blockchain` (bin "blockchain" test) generated 16 warnings
[INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/blockchain-56c664ba04b0462e)
[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" "eec010d768b3f083d7f767f292dc62e26cfcaef88e026d29c745638034a881f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eec010d768b3f083d7f767f292dc62e26cfcaef88e026d29c745638034a881f6", kill_on_drop: false }`
[INFO] [stdout] eec010d768b3f083d7f767f292dc62e26cfcaef88e026d29c745638034a881f6