[INFO] cloning repository https://github.com/isqnwtn/dfa-simulation-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/isqnwtn/dfa-simulation-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisqnwtn%2Fdfa-simulation-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisqnwtn%2Fdfa-simulation-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e7628f118b740639a999e0bef0b4ebb42be818c
[INFO] documenting isqnwtn/dfa-simulation-engine against 1.99.0-beta.8 for beta-rustdoc-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisqnwtn%2Fdfa-simulation-engine" "/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/isqnwtn/dfa-simulation-engine
[INFO] finished tweaking git repo https://github.com/isqnwtn/dfa-simulation-engine
[INFO] tweaked toml for git repo https://github.com/isqnwtn/dfa-simulation-engine written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/isqnwtn/dfa-simulation-engine on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/isqnwtn/dfa-simulation-engine 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.193
[INFO] [stderr]   Downloaded itoa v1.0.9
[INFO] [stderr]   Downloaded quote v1.0.33
[INFO] [stderr]   Downloaded pkg-config v0.3.27
[INFO] [stderr]   Downloaded getrandom v0.2.11
[INFO] [stderr]   Downloaded proc-macro2 v1.0.70
[INFO] [stderr]   Downloaded ryu v1.0.15
[INFO] [stderr]   Downloaded priority-queue v1.3.2
[INFO] [stderr]   Downloaded serde_derive v1.0.193
[INFO] [stderr]   Downloaded cc v1.0.83
[INFO] [stderr]   Downloaded rlua v0.19.7
[INFO] [stderr]   Downloaded serde_json v1.0.108
[INFO] [stderr]   Downloaded syn v2.0.39
[INFO] [stderr]   Downloaded rlua-lua54-sys v0.1.6
[INFO] [stderr]   Downloaded libc v0.2.150
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f3cfa3d8e6d74644b5653fccc84b087a24071249211b1e794d353ca117ec3260
[INFO] running `Command { std: "docker" "start" "f3cfa3d8e6d74644b5653fccc84b087a24071249211b1e794d353ca117ec3260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3cfa3d8e6d74644b5653fccc84b087a24071249211b1e794d353ca117ec3260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f3cfa3d8e6d74644b5653fccc84b087a24071249211b1e794d353ca117ec3260" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3cfa3d8e6d74644b5653fccc84b087a24071249211b1e794d353ca117ec3260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f3cfa3d8e6d74644b5653fccc84b087a24071249211b1e794d353ca117ec3260" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling priority-queue v1.3.2
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling rlua v0.19.7
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling rlua-lua54-sys v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]  Documenting dfa-sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.33s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rlua v0.19.7
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/dfa_sim/index.html
[INFO] running `Command { std: "docker" "inspect" "f3cfa3d8e6d74644b5653fccc84b087a24071249211b1e794d353ca117ec3260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3cfa3d8e6d74644b5653fccc84b087a24071249211b1e794d353ca117ec3260", kill_on_drop: false }`
[INFO] [stdout] f3cfa3d8e6d74644b5653fccc84b087a24071249211b1e794d353ca117ec3260