[INFO] cloning repository https://github.com/CJones217/rusty_chain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CJones217/rusty_chain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCJones217%2Frusty_chain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCJones217%2Frusty_chain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 16b37d34584032554afd8379e76a31a492f6659f
[INFO] checking CJones217/rusty_chain against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCJones217%2Frusty_chain" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CJones217/rusty_chain on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CJones217/rusty_chain
[INFO] finished tweaking git repo https://github.com/CJones217/rusty_chain
[INFO] tweaked toml for git repo https://github.com/CJones217/rusty_chain written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/CJones217/rusty_chain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: lib.psth
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e0469499538535d6d1a8b400a1bc2d9e6e503064e325517e92822be3d3c9604
[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" "9e0469499538535d6d1a8b400a1bc2d9e6e503064e325517e92822be3d3c9604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e0469499538535d6d1a8b400a1bc2d9e6e503064e325517e92822be3d3c9604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e0469499538535d6d1a8b400a1bc2d9e6e503064e325517e92822be3d3c9604", kill_on_drop: false }`
[INFO] [stdout] 9e0469499538535d6d1a8b400a1bc2d9e6e503064e325517e92822be3d3c9604
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1296ef83d4e15487246a0836f82cd542dde6717e965e1695be42ac86ac9d91a5
[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" "1296ef83d4e15487246a0836f82cd542dde6717e965e1695be42ac86ac9d91a5", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: lib.psth
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling openssl-sys v0.9.52
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Checking rusty_chain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `hex::*`
[INFO] [stdout]  --> src/block.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use hex::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hex::*`
[INFO] [stdout]  --> src/block.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use hex::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `timeStamp` should have a snake case name
[INFO] [stdout]  --> src/block.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub timeStamp: u128 , //time block is created
[INFO] [stdout]   |         ^^^^^^^^^ help: convert the identifier to snake case: `time_stamp`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `lastBlockHash` should have a snake case name
[INFO] [stdout]   --> src/block.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub lastBlockHash: BlockHash, //hash of the previous block in blockchain
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `last_block_hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `timeStamp` should have a snake case name
[INFO] [stdout]   --> src/block.rs:25:28
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn new(index: u32, timeStamp: u128, lastBlockHash: BlockHash, nonce: u32, payload: String) -> Self{
[INFO] [stdout]    |                            ^^^^^^^^^ help: convert the identifier to snake case: `time_stamp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `lastBlockHash` should have a snake case name
[INFO] [stdout]   --> src/block.rs:25:45
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn new(index: u32, timeStamp: u128, lastBlockHash: BlockHash, nonce: u32, payload: String) -> Self{
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^ help: convert the identifier to snake case: `last_block_hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `timeStamp` should have a snake case name
[INFO] [stdout]  --> src/block.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub timeStamp: u128 , //time block is created
[INFO] [stdout]   |         ^^^^^^^^^ help: convert the identifier to snake case: `time_stamp`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `lastBlockHash` should have a snake case name
[INFO] [stdout]   --> src/block.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub lastBlockHash: BlockHash, //hash of the previous block in blockchain
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `last_block_hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `timeStamp` should have a snake case name
[INFO] [stdout]   --> src/block.rs:25:28
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn new(index: u32, timeStamp: u128, lastBlockHash: BlockHash, nonce: u32, payload: String) -> Self{
[INFO] [stdout]    |                            ^^^^^^^^^ help: convert the identifier to snake case: `time_stamp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `lastBlockHash` should have a snake case name
[INFO] [stdout]   --> src/block.rs:25:45
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn new(index: u32, timeStamp: u128, lastBlockHash: BlockHash, nonce: u32, payload: String) -> Self{
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^ help: convert the identifier to snake case: `last_block_hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.48s
[INFO] running `Command { std: "docker" "inspect" "1296ef83d4e15487246a0836f82cd542dde6717e965e1695be42ac86ac9d91a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1296ef83d4e15487246a0836f82cd542dde6717e965e1695be42ac86ac9d91a5", kill_on_drop: false }`
[INFO] [stdout] 1296ef83d4e15487246a0836f82cd542dde6717e965e1695be42ac86ac9d91a5