[INFO] cloning repository https://github.com/0xffset/Markov-Chain-Sentence-Generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xffset/Markov-Chain-Sentence-Generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xffset%2FMarkov-Chain-Sentence-Generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xffset%2FMarkov-Chain-Sentence-Generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce76ebb053b2b6551ef2dc48e0a8f13d8f25086a
[INFO] documenting 0xffset/Markov-Chain-Sentence-Generator against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xffset%2FMarkov-Chain-Sentence-Generator" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/0xffset/Markov-Chain-Sentence-Generator on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/0xffset/Markov-Chain-Sentence-Generator
[INFO] finished tweaking git repo https://github.com/0xffset/Markov-Chain-Sentence-Generator
[INFO] tweaked toml for git repo https://github.com/0xffset/Markov-Chain-Sentence-Generator written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate git repo https://github.com/0xffset/Markov-Chain-Sentence-Generator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d71f8438ca91fd74274b5404f54353623c1af849f801d75f3bcbf3c1110685b
[INFO] running `Command { std: "docker" "start" "-a" "4d71f8438ca91fd74274b5404f54353623c1af849f801d75f3bcbf3c1110685b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d71f8438ca91fd74274b5404f54353623c1af849f801d75f3bcbf3c1110685b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d71f8438ca91fd74274b5404f54353623c1af849f801d75f3bcbf3c1110685b", kill_on_drop: false }`
[INFO] [stdout] 4d71f8438ca91fd74274b5404f54353623c1af849f801d75f3bcbf3c1110685b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54608b6ee0a2405de6ff30d28e04378dd407d6233fa13680597eedfc693eafab
[INFO] running `Command { std: "docker" "start" "-a" "54608b6ee0a2405de6ff30d28e04378dd407d6233fa13680597eedfc693eafab", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking cpufeatures v0.1.4
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]    Compiling mysqlclient-sys v0.2.4
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]     Checking diesel v1.4.6
[INFO] [stderr]  Documenting shitpost_gen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.02s
[INFO] running `Command { std: "docker" "inspect" "54608b6ee0a2405de6ff30d28e04378dd407d6233fa13680597eedfc693eafab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54608b6ee0a2405de6ff30d28e04378dd407d6233fa13680597eedfc693eafab", kill_on_drop: false }`
[INFO] [stdout] 54608b6ee0a2405de6ff30d28e04378dd407d6233fa13680597eedfc693eafab