[INFO] cloning repository https://github.com/velocity-chat/velocity-node
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/velocity-chat/velocity-node" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvelocity-chat%2Fvelocity-node", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvelocity-chat%2Fvelocity-node'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b0b5600543ec8cf7293e15dda6e3566e44ac1c39
[INFO] checking velocity-chat/velocity-node against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvelocity-chat%2Fvelocity-node" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/velocity-chat/velocity-node on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/velocity-chat/velocity-node
[INFO] finished tweaking git repo https://github.com/velocity-chat/velocity-node
[INFO] tweaked toml for git repo https://github.com/velocity-chat/velocity-node written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/velocity-chat/velocity-node already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.120
[INFO] [stderr]   Downloaded serde v1.0.120
[INFO] [stderr]   Downloaded crypto v0.1.2
[INFO] [stderr]   Downloaded fakedata_generator v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 12db5d9023326d122ba03f64dd9a73a69a8214df8a6b75383ab41cd9513f115e
[INFO] running `Command { std: "docker" "start" "-a" "12db5d9023326d122ba03f64dd9a73a69a8214df8a6b75383ab41cd9513f115e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12db5d9023326d122ba03f64dd9a73a69a8214df8a6b75383ab41cd9513f115e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12db5d9023326d122ba03f64dd9a73a69a8214df8a6b75383ab41cd9513f115e", kill_on_drop: false }`
[INFO] [stdout] 12db5d9023326d122ba03f64dd9a73a69a8214df8a6b75383ab41cd9513f115e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 991e35f056f199ea0576e1de7a2051c4dcf8cb050fa128d5437e1e85fa326c96
[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" "991e35f056f199ea0576e1de7a2051c4dcf8cb050fa128d5437e1e85fa326c96", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.120
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling serde v1.0.120
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking crypto v0.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking serde_json v1.0.61
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking fakedata_generator v0.2.4
[INFO] [stderr]     Checking velocity_core v0.1.0 (/opt/rustwide/workdir/velocity_core)
[INFO] [stdout] warning: unused imports: `AtomicU64`, `AtomicUsize`, `cmp::Ordering`
[INFO] [stdout]  --> velocity_core/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     cmp::Ordering,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 4 |     sync::atomic::{AtomicU64, AtomicUsize},
[INFO] [stdout]   |                    ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> velocity_core/src/lib.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |     let mut chain = BlockChain::load();
[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: associated function is never used: `mine`
[INFO] [stdout]   --> velocity_core/src/lib.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn mine(&self) -> Option<u64> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `main`
[INFO] [stdout]    --> velocity_core/src/lib.rs:206:4
[INFO] [stdout]     |
[INFO] [stdout] 206 | fn main() {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking velocity v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]  --> src/node.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fmt::{write, Debug},
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IntoParallelRefIterator`, `IntoParallelRefMutIterator`, `ParallelIterator`
[INFO] [stdout]   --> src/node.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rayon::iter::{IntoParallelRefIterator, IntoParallelRefMutIterator, ParallelIterator};
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `add_to_chain`
[INFO] [stdout]   --> src/node.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 | use velocity_core::{add_to_chain, Block, BlockChain};
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BlockChain`
[INFO] [stdout]  --> src/packet.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use velocity_core::{Block, BlockChain};
[INFO] [stdout]   |                            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]  --> src/node.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fmt::{write, Debug},
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IntoParallelRefIterator`, `IntoParallelRefMutIterator`, `ParallelIterator`
[INFO] [stdout]   --> src/node.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rayon::iter::{IntoParallelRefIterator, IntoParallelRefMutIterator, ParallelIterator};
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `add_to_chain`
[INFO] [stdout]   --> src/node.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 | use velocity_core::{add_to_chain, Block, BlockChain};
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BlockChain`
[INFO] [stdout]  --> src/packet.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use velocity_core::{Block, BlockChain};
[INFO] [stdout]   |                            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `apeers`
[INFO] [stdout]    --> src/node.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 119 |     apeers: Peers,
[INFO] [stdout]     |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_apeers`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `apeers`
[INFO] [stdout]    --> src/node.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 119 |     apeers: Peers,
[INFO] [stdout]     |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_apeers`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "991e35f056f199ea0576e1de7a2051c4dcf8cb050fa128d5437e1e85fa326c96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "991e35f056f199ea0576e1de7a2051c4dcf8cb050fa128d5437e1e85fa326c96", kill_on_drop: false }`
[INFO] [stdout] 991e35f056f199ea0576e1de7a2051c4dcf8cb050fa128d5437e1e85fa326c96