[INFO] cloning repository https://github.com/dowoncha/blockchain [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dowoncha/blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdowoncha%2Fblockchain", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdowoncha%2Fblockchain'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ff19cd4580e801c87e6f18dd61ff7e394cd5ce16 [INFO] testing dowoncha/blockchain against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdowoncha%2Fblockchain" "/workspace/builds/worker-69/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-69/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dowoncha/blockchain on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dowoncha/blockchain [INFO] finished tweaking git repo https://github.com/dowoncha/blockchain [INFO] tweaked toml for git repo https://github.com/dowoncha/blockchain written to /workspace/builds/worker-69/source/Cargo.toml [INFO] crate git repo https://github.com/dowoncha/blockchain already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded redox_syscall v0.1.38 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 85efecb5b2aec6b9dfdbdd143aa5aabe4d5948facc76779f660c23a27bccf5b3 [INFO] running `Command { std: "docker" "start" "-a" "85efecb5b2aec6b9dfdbdd143aa5aabe4d5948facc76779f660c23a27bccf5b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "85efecb5b2aec6b9dfdbdd143aa5aabe4d5948facc76779f660c23a27bccf5b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85efecb5b2aec6b9dfdbdd143aa5aabe4d5948facc76779f660c23a27bccf5b3", kill_on_drop: false }` [INFO] [stdout] 85efecb5b2aec6b9dfdbdd143aa5aabe4d5948facc76779f660c23a27bccf5b3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 57bf834224a24dd4fe955fb550dc647fb1076c4c5eb71f2bec71d4351264fbaf [INFO] running `Command { std: "docker" "start" "-a" "57bf834224a24dd4fe955fb550dc647fb1076c4c5eb71f2bec71d4351264fbaf", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.41 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling blockchain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `blocks` [INFO] [stdout] --> src/main.rs:82:12 [INFO] [stdout] | [INFO] [stdout] 82 | pub fn blocks(&self) -> &[Block] { [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:131:13 [INFO] [stdout] | [INFO] [stdout] 131 | writeln!(f, "Block {} Hash: {}", index, block.hash()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 24.14s [INFO] running `Command { std: "docker" "inspect" "57bf834224a24dd4fe955fb550dc647fb1076c4c5eb71f2bec71d4351264fbaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57bf834224a24dd4fe955fb550dc647fb1076c4c5eb71f2bec71d4351264fbaf", kill_on_drop: false }` [INFO] [stdout] 57bf834224a24dd4fe955fb550dc647fb1076c4c5eb71f2bec71d4351264fbaf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9addb1861c1a3a8411099a0c4bb7e94e5d2d68a31ef4d72115fc808f6e23985c [INFO] running `Command { std: "docker" "start" "-a" "9addb1861c1a3a8411099a0c4bb7e94e5d2d68a31ef4d72115fc808f6e23985c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling blockchain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `blocks` [INFO] [stdout] --> src/main.rs:82:12 [INFO] [stdout] | [INFO] [stdout] 82 | pub fn blocks(&self) -> &[Block] { [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:131:13 [INFO] [stdout] | [INFO] [stdout] 131 | writeln!(f, "Block {} Hash: {}", index, block.hash()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.30s [INFO] running `Command { std: "docker" "inspect" "9addb1861c1a3a8411099a0c4bb7e94e5d2d68a31ef4d72115fc808f6e23985c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9addb1861c1a3a8411099a0c4bb7e94e5d2d68a31ef4d72115fc808f6e23985c", kill_on_drop: false }` [INFO] [stdout] 9addb1861c1a3a8411099a0c4bb7e94e5d2d68a31ef4d72115fc808f6e23985c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fce94c0b2ae68ece2e60547457839d0963363e2e93fd1bf7f80b2cdecb728fbb [INFO] running `Command { std: "docker" "start" "-a" "fce94c0b2ae68ece2e60547457839d0963363e2e93fd1bf7f80b2cdecb728fbb", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: associated function is never used: `blocks` [INFO] [stderr] --> src/main.rs:82:12 [INFO] [stderr] | [INFO] [stderr] 82 | pub fn blocks(&self) -> &[Block] { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:131:13 [INFO] [stderr] | [INFO] [stderr] 131 | writeln!(f, "Block {} Hash: {}", index, block.hash()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `blockchain` (bin "blockchain" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.59s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/blockchain-6b22d2a52d4087f9) [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" "fce94c0b2ae68ece2e60547457839d0963363e2e93fd1bf7f80b2cdecb728fbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fce94c0b2ae68ece2e60547457839d0963363e2e93fd1bf7f80b2cdecb728fbb", kill_on_drop: false }` [INFO] [stdout] fce94c0b2ae68ece2e60547457839d0963363e2e93fd1bf7f80b2cdecb728fbb