[INFO] cloning repository https://github.com/yuma140902/mereep-rchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yuma140902/mereep-rchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuma140902%2Fmereep-rchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuma140902%2Fmereep-rchain'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuma140902%2Fmereep-rchain: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/yuma140902/mereep-rchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yuma140902/mereep-rchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuma140902%2Fmereep-rchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuma140902%2Fmereep-rchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88f6e8400ca35ca8a377d1dd71447a4ab94f4c37
[INFO] checking yuma140902/mereep-rchain against try#44e31dee3cf6f37b4f652572897bb0eb25c477ee for pr-139763
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuma140902%2Fmereep-rchain" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yuma140902/mereep-rchain on toolchain 44e31dee3cf6f37b4f652572897bb0eb25c477ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44e31dee3cf6f37b4f652572897bb0eb25c477ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yuma140902/mereep-rchain
[INFO] finished tweaking git repo https://github.com/yuma140902/mereep-rchain
[INFO] tweaked toml for git repo https://github.com/yuma140902/mereep-rchain written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/yuma140902/mereep-rchain 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" "+44e31dee3cf6f37b4f652572897bb0eb25c477ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+44e31dee3cf6f37b4f652572897bb0eb25c477ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5082584b53d4308c2bb0eb2b1f35336476c4b5fcd0fc8ee3275b26f744a368e1
[INFO] running `Command { std: "docker" "start" "-a" "5082584b53d4308c2bb0eb2b1f35336476c4b5fcd0fc8ee3275b26f744a368e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5082584b53d4308c2bb0eb2b1f35336476c4b5fcd0fc8ee3275b26f744a368e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5082584b53d4308c2bb0eb2b1f35336476c4b5fcd0fc8ee3275b26f744a368e1", kill_on_drop: false }`
[INFO] [stdout] 5082584b53d4308c2bb0eb2b1f35336476c4b5fcd0fc8ee3275b26f744a368e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+44e31dee3cf6f37b4f652572897bb0eb25c477ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 067ec18df5054d7f53016d97d31c238c57fa9f12142597df9d3322cef10a58f6
[INFO] running `Command { std: "docker" "start" "-a" "067ec18df5054d7f53016d97d31c238c57fa9f12142597df9d3322cef10a58f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking block-buffer v0.10.0
[INFO] [stderr]     Checking crypto-common v0.1.1
[INFO] [stderr]     Checking digest v0.10.1
[INFO] [stderr]     Checking blake2 v0.10.0
[INFO] [stderr]     Checking rchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Blockchain` is never constructed
[INFO] [stdout]  --> src/rchain/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Blockchain {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Blockchain` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `WorldState` is never used
[INFO] [stdout]   --> src/rchain/mod.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub trait WorldState {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Block` is never constructed
[INFO] [stdout]   --> src/rchain/mod.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Block {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Block` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Transaction` is never constructed
[INFO] [stdout]   --> src/rchain/mod.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Transaction {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Transaction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `CreateUserAccount`, `ChangeStoreValue`, `TransferTokens`, and `CreateTokens` are never constructed
[INFO] [stdout]   --> src/rchain/mod.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub enum TransactionData {
[INFO] [stdout]    |          --------------- variants in this enum
[INFO] [stdout] 37 |     CreateUserAccount(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 38 |     ChangeStoreValue { key: String, value: String },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 39 |     TransferTokens { to: String, amount: u128 },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 40 |     CreateTokens { receiver: String, amount: u128 },
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TransactionData` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Account` is never constructed
[INFO] [stdout]   --> src/rchain/mod.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct Account {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Account` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `AccountType` is never used
[INFO] [stdout]   --> src/rchain/mod.rs:51:10
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub enum AccountType {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AccountType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/rchain/mod.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | impl Account {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 57 |     pub fn new(account_type: AccountType) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Blockchain` is never constructed
[INFO] [stdout]  --> src/rchain/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Blockchain {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Blockchain` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `WorldState` is never used
[INFO] [stdout]   --> src/rchain/mod.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub trait WorldState {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Block` is never constructed
[INFO] [stdout]   --> src/rchain/mod.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Block {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Block` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Transaction` is never constructed
[INFO] [stdout]   --> src/rchain/mod.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Transaction {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Transaction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `CreateUserAccount`, `ChangeStoreValue`, `TransferTokens`, and `CreateTokens` are never constructed
[INFO] [stdout]   --> src/rchain/mod.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub enum TransactionData {
[INFO] [stdout]    |          --------------- variants in this enum
[INFO] [stdout] 37 |     CreateUserAccount(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 38 |     ChangeStoreValue { key: String, value: String },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 39 |     TransferTokens { to: String, amount: u128 },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 40 |     CreateTokens { receiver: String, amount: u128 },
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TransactionData` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Account` is never constructed
[INFO] [stdout]   --> src/rchain/mod.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct Account {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Account` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `AccountType` is never used
[INFO] [stdout]   --> src/rchain/mod.rs:51:10
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub enum AccountType {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AccountType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/rchain/mod.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | impl Account {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 57 |     pub fn new(account_type: AccountType) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.10s
[INFO] running `Command { std: "docker" "inspect" "067ec18df5054d7f53016d97d31c238c57fa9f12142597df9d3322cef10a58f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "067ec18df5054d7f53016d97d31c238c57fa9f12142597df9d3322cef10a58f6", kill_on_drop: false }`
[INFO] [stdout] 067ec18df5054d7f53016d97d31c238c57fa9f12142597df9d3322cef10a58f6