[INFO] cloning repository https://github.com/popasmuerf/rust_coin [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/popasmuerf/rust_coin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpopasmuerf%2Frust_coin", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpopasmuerf%2Frust_coin'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 62b1ee1fafaad2c44cfc023780c869d4c3565c5b [INFO] testing popasmuerf/rust_coin against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpopasmuerf%2Frust_coin" "/workspace/builds/worker-27/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/popasmuerf/rust_coin on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/popasmuerf/rust_coin [INFO] finished tweaking git repo https://github.com/popasmuerf/rust_coin [INFO] tweaked toml for git repo https://github.com/popasmuerf/rust_coin written to /workspace/builds/worker-27/source/Cargo.toml [INFO] crate git repo https://github.com/popasmuerf/rust_coin already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] caa3c54774e0b4476ce82e751b4c8654b5119964bf57a36a821a16d655e33796 [INFO] running `Command { std: "docker" "start" "-a" "caa3c54774e0b4476ce82e751b4c8654b5119964bf57a36a821a16d655e33796", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "caa3c54774e0b4476ce82e751b4c8654b5119964bf57a36a821a16d655e33796", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "caa3c54774e0b4476ce82e751b4c8654b5119964bf57a36a821a16d655e33796", kill_on_drop: false }` [INFO] [stdout] caa3c54774e0b4476ce82e751b4c8654b5119964bf57a36a821a16d655e33796 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ee384287968b08b2b7bfed2c9d4b97489cf7b0153271462e70aed35e66da2318 [INFO] running `Command { std: "docker" "start" "-a" "ee384287968b08b2b7bfed2c9d4b97489cf7b0153271462e70aed35e66da2318", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling cc v1.0.65 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling hex v0.3.2 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling crypto-hash v0.3.4 [INFO] [stderr] Compiling rust_coin v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `pre_hash` [INFO] [stdout] --> src/block.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let pre_hash = String::new(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_hash` [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: associated function is never used: `is_valid_chain` [INFO] [stdout] --> src/blockchain.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn is_valid_chain(&self) -> bool{ [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.93s [INFO] running `Command { std: "docker" "inspect" "ee384287968b08b2b7bfed2c9d4b97489cf7b0153271462e70aed35e66da2318", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee384287968b08b2b7bfed2c9d4b97489cf7b0153271462e70aed35e66da2318", kill_on_drop: false }` [INFO] [stdout] ee384287968b08b2b7bfed2c9d4b97489cf7b0153271462e70aed35e66da2318 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51781177153c19c02d0f5a23f61a3b008c92cfa48831ce9255987f29edf83f96 [INFO] running `Command { std: "docker" "start" "-a" "51781177153c19c02d0f5a23f61a3b008c92cfa48831ce9255987f29edf83f96", kill_on_drop: false }` [INFO] [stdout] warning: unused variable: `pre_hash` [INFO] [stdout] --> src/block.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let pre_hash = String::new(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_hash` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rust_coin v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pre_hash` [INFO] [stdout] --> src/block.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let pre_hash = String::new(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_hash` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_valid_chain` [INFO] [stdout] --> src/blockchain.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn is_valid_chain(&self) -> bool{ [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `Command { std: "docker" "inspect" "51781177153c19c02d0f5a23f61a3b008c92cfa48831ce9255987f29edf83f96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51781177153c19c02d0f5a23f61a3b008c92cfa48831ce9255987f29edf83f96", kill_on_drop: false }` [INFO] [stdout] 51781177153c19c02d0f5a23f61a3b008c92cfa48831ce9255987f29edf83f96 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ce9c95a40e40df83d8fa0c8fd701e4fb5a0e54273951bd3c8df8d2350de69ab4 [INFO] running `Command { std: "docker" "start" "-a" "ce9c95a40e40df83d8fa0c8fd701e4fb5a0e54273951bd3c8df8d2350de69ab4", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `pre_hash` [INFO] [stderr] --> src/block.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | let pre_hash = String::new(); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pre_hash` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rust_coin` (lib) generated 1 warning [INFO] [stderr] warning: `rust_coin` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: associated function is never used: `is_valid_chain` [INFO] [stderr] --> src/blockchain.rs:26:12 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn is_valid_chain(&self) -> bool{ [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rust_coin` (bin "rust_coin" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rustcoinlib-cab712a63faeb303) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_coin-d8775c872fffa058) [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] [stderr] Doc-tests rustcoinlib [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" "ce9c95a40e40df83d8fa0c8fd701e4fb5a0e54273951bd3c8df8d2350de69ab4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce9c95a40e40df83d8fa0c8fd701e4fb5a0e54273951bd3c8df8d2350de69ab4", kill_on_drop: false }` [INFO] [stdout] ce9c95a40e40df83d8fa0c8fd701e4fb5a0e54273951bd3c8df8d2350de69ab4