[INFO] cloning repository https://github.com/Ahiiia92/first-blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ahiiia92/first-blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhiiia92%2Ffirst-blockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhiiia92%2Ffirst-blockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e0c4bf0032a4c0c5b8c3039a7ebc3bf35bb41f2
[INFO] testing Ahiiia92/first-blockchain against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhiiia92%2Ffirst-blockchain" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Ahiiia92/first-blockchain
[INFO] finished tweaking git repo https://github.com/Ahiiia92/first-blockchain
[INFO] tweaked toml for git repo https://github.com/Ahiiia92/first-blockchain written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Ahiiia92/first-blockchain on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Ahiiia92/first-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pad v0.1.6
[INFO] [stderr]   Downloaded locale v0.2.2
[INFO] [stderr]   Downloaded iso8601 v0.3.0
[INFO] [stderr]   Downloaded nom v4.2.3
[INFO] [stderr]   Downloaded datetime v0.5.2
[INFO] [stderr]   Downloaded memchr v2.7.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fed4ea266696ccac321c61d711c4ea04804b8b6c0f22bc0c41d89d855376e47
[INFO] running `Command { std: "docker" "start" "-a" "8fed4ea266696ccac321c61d711c4ea04804b8b6c0f22bc0c41d89d855376e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fed4ea266696ccac321c61d711c4ea04804b8b6c0f22bc0c41d89d855376e47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fed4ea266696ccac321c61d711c4ea04804b8b6c0f22bc0c41d89d855376e47", kill_on_drop: false }`
[INFO] [stdout] 8fed4ea266696ccac321c61d711c4ea04804b8b6c0f22bc0c41d89d855376e47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 640bbf2128ebd6df9c008aa762524c8193eae9071544ad1e987895ff0892ee8b
[INFO] running `Command { std: "docker" "start" "-a" "640bbf2128ebd6df9c008aa762524c8193eae9071544ad1e987895ff0892ee8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling memchr v2.7.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling unicode-width v0.1.13
[INFO] [stderr]    Compiling locale v0.2.2
[INFO] [stderr]    Compiling pad v0.1.6
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling quote v1.0.36
[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 chrono v0.4.38
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling iso8601 v0.3.0
[INFO] [stderr]    Compiling datetime v0.5.2
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling first-blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `genesis_block` is never read
[INFO] [stdout]   --> src/models/blockchain.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Blockchain {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 10 |     // The first block to be added to the chain.
[INFO] [stdout] 11 |     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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: iso8601 v0.3.0, nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "640bbf2128ebd6df9c008aa762524c8193eae9071544ad1e987895ff0892ee8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "640bbf2128ebd6df9c008aa762524c8193eae9071544ad1e987895ff0892ee8b", kill_on_drop: false }`
[INFO] [stdout] 640bbf2128ebd6df9c008aa762524c8193eae9071544ad1e987895ff0892ee8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37c2a2dd8549dfe1e9600fee266458138c4fbf2f3d58095cdde426a0d39e2a96
[INFO] running `Command { std: "docker" "start" "-a" "37c2a2dd8549dfe1e9600fee266458138c4fbf2f3d58095cdde426a0d39e2a96", kill_on_drop: false }`
[INFO] [stderr]    Compiling first-blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `genesis_block` is never read
[INFO] [stdout]   --> src/models/blockchain.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Blockchain {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 10 |     // The first block to be added to the chain.
[INFO] [stdout] 11 |     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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: iso8601 v0.3.0, nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "37c2a2dd8549dfe1e9600fee266458138c4fbf2f3d58095cdde426a0d39e2a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37c2a2dd8549dfe1e9600fee266458138c4fbf2f3d58095cdde426a0d39e2a96", kill_on_drop: false }`
[INFO] [stdout] 37c2a2dd8549dfe1e9600fee266458138c4fbf2f3d58095cdde426a0d39e2a96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 722c4f60bfafd4a610253ded09af7bf9376ec70b3c4e36f84935a6f5ad134b2e
[INFO] running `Command { std: "docker" "start" "-a" "722c4f60bfafd4a610253ded09af7bf9376ec70b3c4e36f84935a6f5ad134b2e", kill_on_drop: false }`
[INFO] [stderr] warning: field `genesis_block` is never read
[INFO] [stderr]   --> src/models/blockchain.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 9  | pub struct Blockchain {
[INFO] [stderr]    |            ---------- field in this struct
[INFO] [stderr] 10 |     // The first block to be added to the chain.
[INFO] [stderr] 11 |     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)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `first-blockchain` (bin "first-blockchain" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: iso8601 v0.3.0, nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/first_blockchain-3d253db458414762)
[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" "722c4f60bfafd4a610253ded09af7bf9376ec70b3c4e36f84935a6f5ad134b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "722c4f60bfafd4a610253ded09af7bf9376ec70b3c4e36f84935a6f5ad134b2e", kill_on_drop: false }`
[INFO] [stdout] 722c4f60bfafd4a610253ded09af7bf9376ec70b3c4e36f84935a6f5ad134b2e
