[INFO] cloning repository https://github.com/huiminliu09/blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/huiminliu09/blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuiminliu09%2Fblockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuiminliu09%2Fblockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db9eb470be95ca11312f5a44423d9bdffdc64ae6
[INFO] checking huiminliu09/blockchain against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuiminliu09%2Fblockchain" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/huiminliu09/blockchain on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/huiminliu09/blockchain
[INFO] finished tweaking git repo https://github.com/huiminliu09/blockchain
[INFO] tweaked toml for git repo https://github.com/huiminliu09/blockchain written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/huiminliu09/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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53d0f4c23ba9597ebd4d07a3fca413e31f8a6fea7e4dbfce96b84a3b031718cc
[INFO] running `Command { std: "docker" "start" "-a" "53d0f4c23ba9597ebd4d07a3fca413e31f8a6fea7e4dbfce96b84a3b031718cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53d0f4c23ba9597ebd4d07a3fca413e31f8a6fea7e4dbfce96b84a3b031718cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53d0f4c23ba9597ebd4d07a3fca413e31f8a6fea7e4dbfce96b84a3b031718cc", kill_on_drop: false }`
[INFO] [stdout] 53d0f4c23ba9597ebd4d07a3fca413e31f8a6fea7e4dbfce96b84a3b031718cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69ca0bac87c2eda2991547fcadbbc3ab82c1ec1e5991e70eac5a213c59935126
[INFO] running `Command { std: "docker" "start" "-a" "69ca0bac87c2eda2991547fcadbbc3ab82c1ec1e5991e70eac5a213c59935126", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling bincode v1.2.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking chunked_transfer v0.3.1
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking ascii v0.8.7
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking stderrlog v0.4.1
[INFO] [stderr]     Checking tiny_http v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling hex-literal-impl v0.2.1
[INFO] [stderr]     Checking hex-literal v0.2.1
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking bitcoin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::transaction::Transaction`
[INFO] [stdout]  --> src/blockchain.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::transaction::Transaction;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `KeyPair`
[INFO] [stdout]   --> src/miner.rs:20:39
[INFO] [stdout]    |
[INFO] [stdout] 20 | use ring::signature::{Ed25519KeyPair, KeyPair};
[INFO] [stdout]    |                                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr::addr_of_mut`
[INFO] [stdout]  --> src/mempool.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ptr::addr_of_mut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `generate_random_signedtrans`
[INFO] [stdout]  --> src/generator.rs:6:26
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::signedtrans::{generate_random_signedtrans, SignedTrans};
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `H256`
[INFO] [stdout]   --> src/generator.rs:19:56
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::crypto::hash::{generate_rand_hash256, H160, H256, Hashable};
[INFO] [stdout]    |                                                        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::transaction::Transaction`
[INFO] [stdout]  --> src/blockchain.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::transaction::Transaction;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `KeyPair`
[INFO] [stdout]   --> src/miner.rs:20:39
[INFO] [stdout]    |
[INFO] [stdout] 20 | use ring::signature::{Ed25519KeyPair, KeyPair};
[INFO] [stdout]    |                                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hex` is imported redundantly
[INFO] [stdout]    --> src/transaction.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     use hex_literal::hex;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/main.rs:2:1
[INFO] [stdout]     |
[INFO] [stdout] 2   | #[macro_use]
[INFO] [stdout]     | ------------ the item `hex` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr::addr_of_mut`
[INFO] [stdout]  --> src/mempool.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ptr::addr_of_mut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `generate_random_signedtrans`
[INFO] [stdout]  --> src/generator.rs:6:26
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::signedtrans::{generate_random_signedtrans, SignedTrans};
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `H256`
[INFO] [stdout]   --> src/generator.rs:19:56
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::crypto::hash::{generate_rand_hash256, H160, H256, Hashable};
[INFO] [stdout]    |                                                        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `total_delay` is assigned to, but never used
[INFO] [stdout]   --> src/network/worker.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut total_delay:u128 = 0;
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_total_delay` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `reveived` is assigned to, but never used
[INFO] [stdout]   --> src/network/worker.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let mut reveived:u128 = 0;
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_reveived` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `total_delay` is assigned to, but never used
[INFO] [stdout]   --> src/network/worker.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut total_delay:u128 = 0;
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_total_delay` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `reveived` is assigned to, but never used
[INFO] [stdout]   --> src/network/worker.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let mut reveived:u128 = 0;
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_reveived` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/generator.rs:141:21
[INFO] [stdout]     |
[INFO] [stdout] 141 |                 for i in 0..3 {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/generator.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                     let mut address_vec = vec![address];
[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: unused variable: `i`
[INFO] [stdout]    --> src/generator.rs:141:21
[INFO] [stdout]     |
[INFO] [stdout] 141 |                 for i in 0..3 {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/generator.rs:147:25
[INFO] [stdout]     |
[INFO] [stdout] 147 |                     let mut address_vec = vec![address];
[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: fields `key` and `self_address` are never read
[INFO] [stdout]   --> src/miner.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct Context {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 44 |     key: Ed25519KeyPair,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 45 |     self_address:H160,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `key` and `self_address` are never read
[INFO] [stdout]   --> src/miner.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct Context {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 44 |     key: Ed25519KeyPair,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 45 |     self_address:H160,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.10s
[INFO] running `Command { std: "docker" "inspect" "69ca0bac87c2eda2991547fcadbbc3ab82c1ec1e5991e70eac5a213c59935126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69ca0bac87c2eda2991547fcadbbc3ab82c1ec1e5991e70eac5a213c59935126", kill_on_drop: false }`
[INFO] [stdout] 69ca0bac87c2eda2991547fcadbbc3ab82c1ec1e5991e70eac5a213c59935126
