[INFO] cloning repository https://github.com/navi6303/Rust-Blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/navi6303/Rust-Blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnavi6303%2FRust-Blockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnavi6303%2FRust-Blockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b2315e26fd92506db365e5af17098b88c7ba29b
[INFO] testing navi6303/Rust-Blockchain against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnavi6303%2FRust-Blockchain" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/navi6303/Rust-Blockchain
[INFO] finished tweaking git repo https://github.com/navi6303/Rust-Blockchain
[INFO] tweaked toml for git repo https://github.com/navi6303/Rust-Blockchain written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/navi6303/Rust-Blockchain on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/navi6303/Rust-Blockchain 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28ef17d3d8f2eaa78238b8f10be681ff8c67ee92e3a4914981c915af0746f2eb
[INFO] running `Command { std: "docker" "start" "-a" "28ef17d3d8f2eaa78238b8f10be681ff8c67ee92e3a4914981c915af0746f2eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28ef17d3d8f2eaa78238b8f10be681ff8c67ee92e3a4914981c915af0746f2eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28ef17d3d8f2eaa78238b8f10be681ff8c67ee92e3a4914981c915af0746f2eb", kill_on_drop: false }`
[INFO] [stdout] 28ef17d3d8f2eaa78238b8f10be681ff8c67ee92e3a4914981c915af0746f2eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbe6f0c3847dba06bc951e661f647778131fd865e87e734a54930bec5b6ad509
[INFO] running `Command { std: "docker" "start" "-a" "dbe6f0c3847dba06bc951e661f647778131fd865e87e734a54930bec5b6ad509", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling serde_json v1.0.97
[INFO] [stderr]    Compiling cpufeatures v0.2.8
[INFO] [stderr]    Compiling iana-time-zone v0.1.57
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling chrono v0.4.26
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.7
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]    Compiling blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `genesis_block` is never read
[INFO] [stdout]   --> src/block_models/blockchain.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Blockchain {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout]  9 |     // The first block to be added to the chain.
[INFO] [stdout] 10 |     pub genesis_block: Block,
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.30s
[INFO] running `Command { std: "docker" "inspect" "dbe6f0c3847dba06bc951e661f647778131fd865e87e734a54930bec5b6ad509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbe6f0c3847dba06bc951e661f647778131fd865e87e734a54930bec5b6ad509", kill_on_drop: false }`
[INFO] [stdout] dbe6f0c3847dba06bc951e661f647778131fd865e87e734a54930bec5b6ad509
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d678fa3bdec52dafa93b7b30284485fa155c18d28d9bf9cdd7da8cc533fe0d1
[INFO] running `Command { std: "docker" "start" "-a" "3d678fa3bdec52dafa93b7b30284485fa155c18d28d9bf9cdd7da8cc533fe0d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `genesis_block` is never read
[INFO] [stdout]   --> src/block_models/blockchain.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Blockchain {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout]  9 |     // The first block to be added to the chain.
[INFO] [stdout] 10 |     pub genesis_block: Block,
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "3d678fa3bdec52dafa93b7b30284485fa155c18d28d9bf9cdd7da8cc533fe0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d678fa3bdec52dafa93b7b30284485fa155c18d28d9bf9cdd7da8cc533fe0d1", kill_on_drop: false }`
[INFO] [stdout] 3d678fa3bdec52dafa93b7b30284485fa155c18d28d9bf9cdd7da8cc533fe0d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e2de2fae1e77a3e9794b84600878d8c60cc034d645d189e7019a97b4d4f2a0d3
[INFO] running `Command { std: "docker" "start" "-a" "e2de2fae1e77a3e9794b84600878d8c60cc034d645d189e7019a97b4d4f2a0d3", kill_on_drop: false }`
[INFO] [stderr] warning: field `genesis_block` is never read
[INFO] [stderr]   --> src/block_models/blockchain.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr]  8 | pub struct Blockchain {
[INFO] [stderr]    |            ---------- field in this struct
[INFO] [stderr]  9 |     // The first block to be added to the chain.
[INFO] [stderr] 10 |     pub genesis_block: Block,
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Blockchain` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `blockchain` (bin "blockchain" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/blockchain-bb708daea41835d7)
[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" "e2de2fae1e77a3e9794b84600878d8c60cc034d645d189e7019a97b4d4f2a0d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2de2fae1e77a3e9794b84600878d8c60cc034d645d189e7019a97b4d4f2a0d3", kill_on_drop: false }`
[INFO] [stdout] e2de2fae1e77a3e9794b84600878d8c60cc034d645d189e7019a97b4d4f2a0d3