[INFO] cloning repository https://github.com/akshay-Kalekar/Blockchain-using-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akshay-Kalekar/Blockchain-using-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakshay-Kalekar%2FBlockchain-using-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakshay-Kalekar%2FBlockchain-using-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c60a75f4a5dd1d3c118b6cf138464cc5d3c4971a
[INFO] documenting akshay-Kalekar/Blockchain-using-Rust against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakshay-Kalekar%2FBlockchain-using-Rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/akshay-Kalekar/Blockchain-using-Rust on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/akshay-Kalekar/Blockchain-using-Rust
[INFO] finished tweaking git repo https://github.com/akshay-Kalekar/Blockchain-using-Rust
[INFO] tweaked toml for git repo https://github.com/akshay-Kalekar/Blockchain-using-Rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/akshay-Kalekar/Blockchain-using-Rust 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded current_platform v0.2.0
[INFO] [stderr]   Downloaded cargo-which-nightly v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f22d0a3d2644e0c48898ad0c797a38dd9b90fd7a8f180c504458432512b46e7a
[INFO] running `Command { std: "docker" "start" "-a" "f22d0a3d2644e0c48898ad0c797a38dd9b90fd7a8f180c504458432512b46e7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f22d0a3d2644e0c48898ad0c797a38dd9b90fd7a8f180c504458432512b46e7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f22d0a3d2644e0c48898ad0c797a38dd9b90fd7a8f180c504458432512b46e7a", kill_on_drop: false }`
[INFO] [stdout] f22d0a3d2644e0c48898ad0c797a38dd9b90fd7a8f180c504458432512b46e7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64f525711dc9e8d22d2dcd8d23310c7e8185e1e72295f081c06f15e8cf52ba45
[INFO] running `Command { std: "docker" "start" "-a" "64f525711dc9e8d22d2dcd8d23310c7e8185e1e72295f081c06f15e8cf52ba45", kill_on_drop: false }`
[INFO] [stderr] warning: rustContract v0.1.0 (/opt/rustwide/workdir) ignoring invalid dependency `cargo-which-nightly` which is missing a lib target
[INFO] [stderr]  Documenting rustContract v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `chrono`
[INFO] [stdout]  --> src/models/blockchain.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chrono::prelude::*;
[INFO] [stdout]   |     ^^^^^^ use of undeclared crate or module `chrono`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `chrono`
[INFO] [stdout]  --> src/models/block.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use chrono::prelude::*;
[INFO] [stdout]   |     ^^^^^^ use of undeclared crate or module `chrono`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `sha2`
[INFO] [stdout]  --> src/models/block.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sha2::{Sha256, Digest};
[INFO] [stdout]   |     ^^^^ use of undeclared crate or module `sha2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `serde`
[INFO] [stdout]  --> src/models/block.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `serde`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the derive macro `Serialize`
[INFO] [stdout]  --> src/models/block.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(Debug, Clone, Serialize, Deserialize)]
[INFO] [stdout]   |                        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the derive macro `Deserialize`
[INFO] [stdout]  --> src/models/block.rs:7:35
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(Debug, Clone, Serialize, Deserialize)]
[INFO] [stdout]   |                                   ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `rustContract`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type bin --crate-name rustContract src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=62f0d6544ae150b0 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "64f525711dc9e8d22d2dcd8d23310c7e8185e1e72295f081c06f15e8cf52ba45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64f525711dc9e8d22d2dcd8d23310c7e8185e1e72295f081c06f15e8cf52ba45", kill_on_drop: false }`
[INFO] [stdout] 64f525711dc9e8d22d2dcd8d23310c7e8185e1e72295f081c06f15e8cf52ba45
