[INFO] cloning repository https://github.com/mediocreeee/rustchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mediocreeee/rustchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmediocreeee%2Frustchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmediocreeee%2Frustchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eaa2150598217623369ee8abbd3aead5db0dbee4
[INFO] testing mediocreeee/rustchain against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmediocreeee%2Frustchain" "/workspace/builds/worker-110/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-110/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mediocreeee/rustchain on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mediocreeee/rustchain
[INFO] finished tweaking git repo https://github.com/mediocreeee/rustchain
[INFO] tweaked toml for git repo https://github.com/mediocreeee/rustchain written to /workspace/builds/worker-110/source/Cargo.toml
[INFO] crate git repo https://github.com/mediocreeee/rustchain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbccf456a487975dc1c7ef60268f653e7694b4916cb3b51c352b4e7c864a8385
[INFO] running `Command { std: "docker" "start" "-a" "bbccf456a487975dc1c7ef60268f653e7694b4916cb3b51c352b4e7c864a8385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbccf456a487975dc1c7ef60268f653e7694b4916cb3b51c352b4e7c864a8385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbccf456a487975dc1c7ef60268f653e7694b4916cb3b51c352b4e7c864a8385", kill_on_drop: false }`
[INFO] [stdout] bbccf456a487975dc1c7ef60268f653e7694b4916cb3b51c352b4e7c864a8385
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 474d714e3d4b9bce98dfc09ce4fa8afb8b4b8a8391ba08cffe271b526104b120
[INFO] running `Command { std: "docker" "start" "-a" "474d714e3d4b9bce98dfc09ce4fa8afb8b4b8a8391ba08cffe271b526104b120", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling subtle v2.2.3
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling blake2 v0.9.0
[INFO] [stderr]    Compiling rustchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `pending_transactions`
[INFO] [stdout]   --> src/blockchain.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pending_transactions: Vec<Transaction>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ChangeStoreValue`
[INFO] [stdout]    --> src/blockchain.rs:356:5
[INFO] [stdout]     |
[INFO] [stdout] 356 |     ChangeStoreValue { key: String, value: String },
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `store`
[INFO] [stdout]    --> src/blockchain.rs:369:5
[INFO] [stdout]     |
[INFO] [stdout] 369 |     store: HashMap<String, String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `account_type`
[INFO] [stdout]    --> src/blockchain.rs:372:5
[INFO] [stdout]     |
[INFO] [stdout] 372 |     account_type: AccountType,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.10s
[INFO] running `Command { std: "docker" "inspect" "474d714e3d4b9bce98dfc09ce4fa8afb8b4b8a8391ba08cffe271b526104b120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "474d714e3d4b9bce98dfc09ce4fa8afb8b4b8a8391ba08cffe271b526104b120", kill_on_drop: false }`
[INFO] [stdout] 474d714e3d4b9bce98dfc09ce4fa8afb8b4b8a8391ba08cffe271b526104b120
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25cbb98bd5b19e58df188005098fcc0f5c7d1c22a32f9318dcbe0139da4e8f54
[INFO] running `Command { std: "docker" "start" "-a" "25cbb98bd5b19e58df188005098fcc0f5c7d1c22a32f9318dcbe0139da4e8f54", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `pending_transactions`
[INFO] [stdout]   --> src/blockchain.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pending_transactions: Vec<Transaction>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ChangeStoreValue`
[INFO] [stdout]    --> src/blockchain.rs:356:5
[INFO] [stdout]     |
[INFO] [stdout] 356 |     ChangeStoreValue { key: String, value: String },
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `store`
[INFO] [stdout]    --> src/blockchain.rs:369:5
[INFO] [stdout]     |
[INFO] [stdout] 369 |     store: HashMap<String, String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `account_type`
[INFO] [stdout]    --> src/blockchain.rs:372:5
[INFO] [stdout]     |
[INFO] [stdout] 372 |     account_type: AccountType,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "25cbb98bd5b19e58df188005098fcc0f5c7d1c22a32f9318dcbe0139da4e8f54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25cbb98bd5b19e58df188005098fcc0f5c7d1c22a32f9318dcbe0139da4e8f54", kill_on_drop: false }`
[INFO] [stdout] 25cbb98bd5b19e58df188005098fcc0f5c7d1c22a32f9318dcbe0139da4e8f54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a589631e5f7e978eafd161004b165388017818b06e35efe10878d45158435ee5
[INFO] running `Command { std: "docker" "start" "-a" "a589631e5f7e978eafd161004b165388017818b06e35efe10878d45158435ee5", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `pending_transactions`
[INFO] [stderr]   --> src/blockchain.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pending_transactions: Vec<Transaction>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ChangeStoreValue`
[INFO] [stderr]    --> src/blockchain.rs:356:5
[INFO] [stderr]     |
[INFO] [stderr] 356 |     ChangeStoreValue { key: String, value: String },
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `store`
[INFO] [stderr]    --> src/blockchain.rs:369:5
[INFO] [stderr]     |
[INFO] [stderr] 369 |     store: HashMap<String, String>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `account_type`
[INFO] [stderr]    --> src/blockchain.rs:372:5
[INFO] [stderr]     |
[INFO] [stderr] 372 |     account_type: AccountType,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rustchain` (bin "rustchain" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustchain-b8fbc7790f2cabba)
[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" "a589631e5f7e978eafd161004b165388017818b06e35efe10878d45158435ee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a589631e5f7e978eafd161004b165388017818b06e35efe10878d45158435ee5", kill_on_drop: false }`
[INFO] [stdout] a589631e5f7e978eafd161004b165388017818b06e35efe10878d45158435ee5