[INFO] cloning repository https://github.com/wangliqiu2021/blockchain-demo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wangliqiu2021/blockchain-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangliqiu2021%2Fblockchain-demo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangliqiu2021%2Fblockchain-demo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 559c4d74cbacfec7a702a6d3d2ab8d667aa60a7a [INFO] testing wangliqiu2021/blockchain-demo against 1.52.1 for beta-1.52-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangliqiu2021%2Fblockchain-demo" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wangliqiu2021/blockchain-demo on toolchain 1.52.1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wangliqiu2021/blockchain-demo [INFO] finished tweaking git repo https://github.com/wangliqiu2021/blockchain-demo [INFO] tweaked toml for git repo https://github.com/wangliqiu2021/blockchain-demo written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/wangliqiu2021/blockchain-demo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 31fd3550cb8a5f20bf57aad2ddb27091a0633cc357339ca2b045ee2885660f73 [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" "31fd3550cb8a5f20bf57aad2ddb27091a0633cc357339ca2b045ee2885660f73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "31fd3550cb8a5f20bf57aad2ddb27091a0633cc357339ca2b045ee2885660f73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31fd3550cb8a5f20bf57aad2ddb27091a0633cc357339ca2b045ee2885660f73", kill_on_drop: false }` [INFO] [stdout] 31fd3550cb8a5f20bf57aad2ddb27091a0633cc357339ca2b045ee2885660f73 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 70c19352645410161100ae71abb17e38f3278c2610c0759e0ed438717c016f09 [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" "70c19352645410161100ae71abb17e38f3278c2610c0759e0ed438717c016f09", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling syn v1.0.53 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling rustc-hex v2.1.0 [INFO] [stderr] Compiling utf8parse v0.2.0 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling db-key v0.0.5 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling cmake v0.1.45 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Compiling pure-rust-locales v0.5.3 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling dirs-sys v0.3.5 [INFO] [stderr] Compiling fs2 v0.4.3 [INFO] [stderr] Compiling nix v0.19.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling dirs v3.0.1 [INFO] [stderr] Compiling leveldb-sys v2.0.8 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling quickcheck v0.9.2 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling uint v0.8.5 [INFO] [stderr] Compiling rustyline v7.0.0 [INFO] [stderr] Compiling leveldb v0.8.6 [INFO] [stderr] Compiling bincode v1.3.1 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling blockchain-demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/account.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let mut hash = coder::get_hash(&account_data); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/block.rs:66:21 [INFO] [stdout] | [INFO] [stdout] 66 | let mut hash = coder::get_hash(&se); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/block.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | let mut vec_hash = vec_tx.iter().map(|tx| tx.hash).collect::>(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/pow.rs:85:17 [INFO] [stdout] | [INFO] [stdout] 85 | let mut hash = coder::get_hash(&data); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/transaction.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | let mut hash = coder::get_hash(&tx); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/core/account.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn new(address: [u8; 32], private: [u8; 32]) -> Account { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_hash` [INFO] [stdout] --> src/core/account.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | fn set_hash(&mut self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `send_to` [INFO] [stdout] --> src/core/account.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn send_to(&mut self, to: [u8; 32], amount: u64, fee: u64) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_db` [INFO] [stdout] --> src/core/bcdb.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn read_db(db: &mut Database, k: MyKey) -> Option> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `deserialize` [INFO] [stdout] --> src/utils/coder.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn deserialize<'a, T>(bytes: &'a [u8]) -> T [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `blockchain_demo::cli::cli::Cli` [INFO] [stdout] --> src/bin/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use blockchain_demo::cli::cli::Cli; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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 2m 25s [INFO] running `Command { std: "docker" "inspect" "70c19352645410161100ae71abb17e38f3278c2610c0759e0ed438717c016f09", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70c19352645410161100ae71abb17e38f3278c2610c0759e0ed438717c016f09", kill_on_drop: false }` [INFO] [stdout] 70c19352645410161100ae71abb17e38f3278c2610c0759e0ed438717c016f09 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1e4f6225825210dcd351cbfb42963388a156fc8ffe5e06917a8724c89113490e [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" "1e4f6225825210dcd351cbfb42963388a156fc8ffe5e06917a8724c89113490e", kill_on_drop: false }` [INFO] [stderr] Compiling blockchain-demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/account.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let mut hash = coder::get_hash(&account_data); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/block.rs:66:21 [INFO] [stdout] | [INFO] [stdout] 66 | let mut hash = coder::get_hash(&se); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/block.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | let mut vec_hash = vec_tx.iter().map(|tx| tx.hash).collect::>(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/pow.rs:85:17 [INFO] [stdout] | [INFO] [stdout] 85 | let mut hash = coder::get_hash(&data); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/transaction.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | let mut hash = coder::get_hash(&tx); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/core/account.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn new(address: [u8; 32], private: [u8; 32]) -> Account { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_hash` [INFO] [stdout] --> src/core/account.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | fn set_hash(&mut self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `send_to` [INFO] [stdout] --> src/core/account.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn send_to(&mut self, to: [u8; 32], amount: u64, fee: u64) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_db` [INFO] [stdout] --> src/core/bcdb.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn read_db(db: &mut Database, k: MyKey) -> Option> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `deserialize` [INFO] [stdout] --> src/utils/coder.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn deserialize<'a, T>(bytes: &'a [u8]) -> T [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `blockchain_demo::cli::cli::Cli` [INFO] [stdout] --> src/bin/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use blockchain_demo::cli::cli::Cli; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/account.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let mut hash = coder::get_hash(&account_data); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/block.rs:66:21 [INFO] [stdout] | [INFO] [stdout] 66 | let mut hash = coder::get_hash(&se); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/block.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | let mut vec_hash = vec_tx.iter().map(|tx| tx.hash).collect::>(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/pow.rs:85:17 [INFO] [stdout] | [INFO] [stdout] 85 | let mut hash = coder::get_hash(&data); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/transaction.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | let mut hash = coder::get_hash(&tx); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/core/account.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn new(address: [u8; 32], private: [u8; 32]) -> Account { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_hash` [INFO] [stdout] --> src/core/account.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | fn set_hash(&mut self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `send_to` [INFO] [stdout] --> src/core/account.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn send_to(&mut self, to: [u8; 32], amount: u64, fee: u64) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_db` [INFO] [stdout] --> src/core/bcdb.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn read_db(db: &mut Database, k: MyKey) -> Option> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.69s [INFO] running `Command { std: "docker" "inspect" "1e4f6225825210dcd351cbfb42963388a156fc8ffe5e06917a8724c89113490e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e4f6225825210dcd351cbfb42963388a156fc8ffe5e06917a8724c89113490e", kill_on_drop: false }` [INFO] [stdout] 1e4f6225825210dcd351cbfb42963388a156fc8ffe5e06917a8724c89113490e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f5d8d33a857167a832cb2de87b1761f42093dd87b7f24bb8f0f4f96fb9854aff [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" "f5d8d33a857167a832cb2de87b1761f42093dd87b7f24bb8f0f4f96fb9854aff", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/core/account.rs:33:13 [INFO] [stderr] | [INFO] [stderr] 33 | let mut hash = coder::get_hash(&account_data); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/core/block.rs:66:21 [INFO] [stderr] | [INFO] [stderr] 66 | let mut hash = coder::get_hash(&se); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/core/block.rs:88:13 [INFO] [stderr] | [INFO] [stderr] 88 | let mut vec_hash = vec_tx.iter().map(|tx| tx.hash).collect::>(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/core/pow.rs:85:17 [INFO] [stderr] | [INFO] [stderr] 85 | let mut hash = coder::get_hash(&data); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/core/transaction.rs:45:13 [INFO] [stderr] | [INFO] [stderr] 45 | let mut hash = coder::get_hash(&tx); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/core/account.rs:17:12 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn new(address: [u8; 32], private: [u8; 32]) -> Account { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `set_hash` [INFO] [stderr] --> src/core/account.rs:31:8 [INFO] [stderr] | [INFO] [stderr] 31 | fn set_hash(&mut self) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `send_to` [INFO] [stderr] --> src/core/account.rs:38:12 [INFO] [stderr] | [INFO] [stderr] 38 | pub fn send_to(&mut self, to: [u8; 32], amount: u64, fee: u64) -> Result { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `read_db` [INFO] [stderr] --> src/core/bcdb.rs:32:12 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn read_db(db: &mut Database, k: MyKey) -> Option> { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `deserialize` [INFO] [stderr] --> src/utils/coder.rs:13:8 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn deserialize<'a, T>(bytes: &'a [u8]) -> T [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/core/account.rs:33:13 [INFO] [stderr] | [INFO] [stderr] 33 | let mut hash = coder::get_hash(&account_data); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/core/block.rs:66:21 [INFO] [stderr] | [INFO] [stderr] 66 | let mut hash = coder::get_hash(&se); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/core/block.rs:88:13 [INFO] [stderr] | [INFO] [stderr] 88 | let mut vec_hash = vec_tx.iter().map(|tx| tx.hash).collect::>(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/core/pow.rs:85:17 [INFO] [stderr] | [INFO] [stderr] 85 | let mut hash = coder::get_hash(&data); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/core/transaction.rs:45:13 [INFO] [stderr] | [INFO] [stderr] 45 | let mut hash = coder::get_hash(&tx); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/core/account.rs:17:12 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn new(address: [u8; 32], private: [u8; 32]) -> Account { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `set_hash` [INFO] [stderr] --> src/core/account.rs:31:8 [INFO] [stderr] | [INFO] [stderr] 31 | fn set_hash(&mut self) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `send_to` [INFO] [stderr] --> src/core/account.rs:38:12 [INFO] [stderr] | [INFO] [stderr] 38 | pub fn send_to(&mut self, to: [u8; 32], amount: u64, fee: u64) -> Result { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `read_db` [INFO] [stderr] --> src/core/bcdb.rs:32:12 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn read_db(db: &mut Database, k: MyKey) -> Option> { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `blockchain_demo::cli::cli::Cli` [INFO] [stderr] --> src/bin/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use blockchain_demo::cli::cli::Cli; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/blockchain_demo-122bad567cfb04a1) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/demo-5a8e77b6533105da) [INFO] [stdout] running 1 test [INFO] [stdout] test utils::coder::tests::coder_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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/main-93abc8cbfdf309d7) [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 blockchain-demo [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" "f5d8d33a857167a832cb2de87b1761f42093dd87b7f24bb8f0f4f96fb9854aff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5d8d33a857167a832cb2de87b1761f42093dd87b7f24bb8f0f4f96fb9854aff", kill_on_drop: false }` [INFO] [stdout] f5d8d33a857167a832cb2de87b1761f42093dd87b7f24bb8f0f4f96fb9854aff