[INFO] cloning repository https://github.com/kaushik-himself/winterfell-stark-poc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaushik-himself/winterfell-stark-poc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaushik-himself%2Fwinterfell-stark-poc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaushik-himself%2Fwinterfell-stark-poc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a285cf80c36bee2af11a70352016b1eaee430b74
[INFO] documenting kaushik-himself/winterfell-stark-poc 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%2Fkaushik-himself%2Fwinterfell-stark-poc" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kaushik-himself/winterfell-stark-poc 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/kaushik-himself/winterfell-stark-poc
[INFO] finished tweaking git repo https://github.com/kaushik-himself/winterfell-stark-poc
[INFO] tweaked toml for git repo https://github.com/kaushik-himself/winterfell-stark-poc written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kaushik-himself/winterfell-stark-poc 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 sha3 v0.10.0
[INFO] [stderr]   Downloaded blake2b-rs v0.1.5
[INFO] [stderr]   Downloaded winterfell v0.3.0
[INFO] [stderr]   Downloaded winter-verifier v0.3.0
[INFO] [stderr]   Downloaded winter-utils v0.3.0
[INFO] [stderr]   Downloaded winter-math v0.3.0
[INFO] [stderr]   Downloaded winter-crypto v0.3.2
[INFO] [stderr]   Downloaded winter-prover v0.3.0
[INFO] [stderr]   Downloaded winter-air v0.3.0
[INFO] [stderr]   Downloaded winter-fri v0.3.0
[INFO] [stderr]   Downloaded sparse-merkle-tree v0.5.3
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01aa99f3ca0c4cdbdd3f73adcef6ccd8db8279179f5c83970a66a2ed610b721e
[INFO] running `Command { std: "docker" "start" "-a" "01aa99f3ca0c4cdbdd3f73adcef6ccd8db8279179f5c83970a66a2ed610b721e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01aa99f3ca0c4cdbdd3f73adcef6ccd8db8279179f5c83970a66a2ed610b721e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01aa99f3ca0c4cdbdd3f73adcef6ccd8db8279179f5c83970a66a2ed610b721e", kill_on_drop: false }`
[INFO] [stdout] 01aa99f3ca0c4cdbdd3f73adcef6ccd8db8279179f5c83970a66a2ed610b721e
[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=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] fa41647aba622d6cd09c64098006b7d90f05e7a058afe44648a5ebc743a2ae41
[INFO] running `Command { std: "docker" "start" "-a" "fa41647aba622d6cd09c64098006b7d90f05e7a058afe44648a5ebc743a2ae41", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking winter-utils v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking winter-math v0.3.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling libsqlite3-sys v0.23.2
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling blake3 v1.3.1
[INFO] [stderr]    Compiling blake2b-rs v0.1.5
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking hashlink v0.7.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking sparse-merkle-tree v0.5.3
[INFO] [stderr]     Checking rusqlite v0.26.3
[INFO] [stderr]     Checking crypto-common v0.1.1
[INFO] [stderr]     Checking block-buffer v0.10.1
[INFO] [stderr]     Checking digest v0.10.1
[INFO] [stderr]     Checking sha3 v0.10.0
[INFO] [stderr]     Checking winter-crypto v0.3.2
[INFO] [stderr]     Checking winter-fri v0.3.0
[INFO] [stderr]     Checking winter-air v0.3.0
[INFO] [stderr]     Checking winter-prover v0.3.0
[INFO] [stderr]     Checking winter-verifier v0.3.0
[INFO] [stderr]     Checking winterfell v0.3.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]  Documenting winterfell-nft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.80s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[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]    Generated /opt/rustwide/target/doc/winterfell_nft/index.html
[INFO] running `Command { std: "docker" "inspect" "fa41647aba622d6cd09c64098006b7d90f05e7a058afe44648a5ebc743a2ae41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa41647aba622d6cd09c64098006b7d90f05e7a058afe44648a5ebc743a2ae41", kill_on_drop: false }`
[INFO] [stdout] fa41647aba622d6cd09c64098006b7d90f05e7a058afe44648a5ebc743a2ae41