[INFO] cloning repository https://github.com/Elianagam/blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Elianagam/blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElianagam%2Fblockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElianagam%2Fblockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 16af333f91d0a37dd8dadccd24e67988e3394ae6
[INFO] checking Elianagam/blockchain against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElianagam%2Fblockchain" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Elianagam/blockchain on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Elianagam/blockchain
[INFO] finished tweaking git repo https://github.com/Elianagam/blockchain
[INFO] tweaked toml for git repo https://github.com/Elianagam/blockchain written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Elianagam/blockchain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded std-semaphore v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8cae8aa0ecc6292333ada0f6517ad94fce0c9ce04b15eab32c789b5163a437b
[INFO] running `Command { std: "docker" "start" "-a" "d8cae8aa0ecc6292333ada0f6517ad94fce0c9ce04b15eab32c789b5163a437b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8cae8aa0ecc6292333ada0f6517ad94fce0c9ce04b15eab32c789b5163a437b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8cae8aa0ecc6292333ada0f6517ad94fce0c9ce04b15eab32c789b5163a437b", kill_on_drop: false }`
[INFO] [stdout] d8cae8aa0ecc6292333ada0f6517ad94fce0c9ce04b15eab32c789b5163a437b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69d6e64fea38a724d81d9d02c788ad77e8e7cbcb44691186a5b196849c55d25a
[INFO] running `Command { std: "docker" "start" "-a" "69d6e64fea38a724d81d9d02c788ad77e8e7cbcb44691186a5b196849c55d25a", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking std-semaphore v0.1.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking blake2 v0.9.1
[INFO] [stderr]     Checking blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `pending_records`
[INFO] [stdout]   --> src/blockchain/blockchain.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pending_records: Vec<Record>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pending_records`
[INFO] [stdout]   --> src/blockchain/blockchain.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pending_records: Vec<Record>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.84s
[INFO] running `Command { std: "docker" "inspect" "69d6e64fea38a724d81d9d02c788ad77e8e7cbcb44691186a5b196849c55d25a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69d6e64fea38a724d81d9d02c788ad77e8e7cbcb44691186a5b196849c55d25a", kill_on_drop: false }`
[INFO] [stdout] 69d6e64fea38a724d81d9d02c788ad77e8e7cbcb44691186a5b196849c55d25a