[INFO] cloning repository https://github.com/PaperAnalyticalDeviceND/PADChain [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PaperAnalyticalDeviceND/PADChain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPaperAnalyticalDeviceND%2FPADChain", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPaperAnalyticalDeviceND%2FPADChain'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c25880c23f6edb30228d716eaaedd83d78c88753 [INFO] checking PaperAnalyticalDeviceND/PADChain against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPaperAnalyticalDeviceND%2FPADChain" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/PaperAnalyticalDeviceND/PADChain on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/PaperAnalyticalDeviceND/PADChain [INFO] finished tweaking git repo https://github.com/PaperAnalyticalDeviceND/PADChain [INFO] tweaked toml for git repo https://github.com/PaperAnalyticalDeviceND/PADChain written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/PaperAnalyticalDeviceND/PADChain already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a6dca10540e24ed9a5d182f368133cc16bd6f5eb458a68a613d4745a5b381c1f [INFO] running `Command { std: "docker" "start" "-a" "a6dca10540e24ed9a5d182f368133cc16bd6f5eb458a68a613d4745a5b381c1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a6dca10540e24ed9a5d182f368133cc16bd6f5eb458a68a613d4745a5b381c1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6dca10540e24ed9a5d182f368133cc16bd6f5eb458a68a613d4745a5b381c1f", kill_on_drop: false }` [INFO] [stdout] a6dca10540e24ed9a5d182f368133cc16bd6f5eb458a68a613d4745a5b381c1f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a295a98cc5bfb6d6d1cf2e56199438a8aefaaeaef2bcf0c6da1a3c5944ed25fd [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a295a98cc5bfb6d6d1cf2e56199438a8aefaaeaef2bcf0c6da1a3c5944ed25fd", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling libc v0.2.47 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling proc-macro2 v0.4.26 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling serde v1.0.85 [INFO] [stderr] Checking arrayref v0.3.5 [INFO] [stderr] Checking byte-tools v0.2.0 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking block-buffer v0.3.3 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.2 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rand_os v0.1.2 [INFO] [stderr] Checking generic-array v0.9.0 [INFO] [stderr] Checking digest v0.7.6 [INFO] [stderr] Checking sha2 v0.7.1 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Compiling serde_derive v1.0.85 [INFO] [stderr] Checking serde_json v1.0.36 [INFO] [stderr] Checking padchain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:77:32 [INFO] [stdout] | [INFO] [stdout] 77 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:77:32 [INFO] [stdout] | [INFO] [stdout] 77 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:174:9 [INFO] [stdout] | [INFO] [stdout] 174 | chain.lock().unwrap().suggest_block(String::from("Wallet A"), String::from("000000000000")); [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] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:175:9 [INFO] [stdout] | [INFO] [stdout] 175 | chain.lock().unwrap().suggest_block(String::from("Wallet B"), String::from("000000000001")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:174:9 [INFO] [stdout] | [INFO] [stdout] 174 | chain.lock().unwrap().suggest_block(String::from("Wallet A"), String::from("000000000000")); [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] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:175:9 [INFO] [stdout] | [INFO] [stdout] 175 | chain.lock().unwrap().suggest_block(String::from("Wallet B"), String::from("000000000001")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 37.85s [INFO] running `Command { std: "docker" "inspect" "a295a98cc5bfb6d6d1cf2e56199438a8aefaaeaef2bcf0c6da1a3c5944ed25fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a295a98cc5bfb6d6d1cf2e56199438a8aefaaeaef2bcf0c6da1a3c5944ed25fd", kill_on_drop: false }` [INFO] [stdout] a295a98cc5bfb6d6d1cf2e56199438a8aefaaeaef2bcf0c6da1a3c5944ed25fd