[INFO] cloning repository https://github.com/AlexanderEkdahl/snowstorm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlexanderEkdahl/snowstorm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderEkdahl%2Fsnowstorm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderEkdahl%2Fsnowstorm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1dc19791f623d9aeb2616410d7d74f0cbfb8d74c
[INFO] documenting AlexanderEkdahl/snowstorm against 1.75.0 for beta-1.76-rustdoc-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderEkdahl%2Fsnowstorm" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AlexanderEkdahl/snowstorm 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/AlexanderEkdahl/snowstorm
[INFO] finished tweaking git repo https://github.com/AlexanderEkdahl/snowstorm
[INFO] tweaked toml for git repo https://github.com/AlexanderEkdahl/snowstorm written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AlexanderEkdahl/snowstorm 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 rustc-serialize v0.3.22
[INFO] [stderr]   Downloaded libc v0.2.20
[INFO] [stderr]   Downloaded rand v0.3.15
[INFO] [stderr]   Downloaded csv v0.14.7
[INFO] [stderr]   Downloaded byteorder v0.5.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3ca28f2c02b3c1efe382ab38017ca196d5c8ab2aa8e28635b57696909cdc8d4f
[INFO] running `Command { std: "docker" "start" "-a" "3ca28f2c02b3c1efe382ab38017ca196d5c8ab2aa8e28635b57696909cdc8d4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ca28f2c02b3c1efe382ab38017ca196d5c8ab2aa8e28635b57696909cdc8d4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ca28f2c02b3c1efe382ab38017ca196d5c8ab2aa8e28635b57696909cdc8d4f", kill_on_drop: false }`
[INFO] [stdout] 3ca28f2c02b3c1efe382ab38017ca196d5c8ab2aa8e28635b57696909cdc8d4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 21a496a907a34c9ae9bae5f0df580f89970302aeffb9b7c9788103ddd64d9b53
[INFO] running `Command { std: "docker" "start" "-a" "21a496a907a34c9ae9bae5f0df580f89970302aeffb9b7c9788103ddd64d9b53", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-serialize v0.3.22
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking libc v0.2.20
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking csv v0.14.7
[INFO] [stderr]  Documenting snowstorm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking snowstorm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.46s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.22
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/snowstorm/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/train/index.html
[INFO] running `Command { std: "docker" "inspect" "21a496a907a34c9ae9bae5f0df580f89970302aeffb9b7c9788103ddd64d9b53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21a496a907a34c9ae9bae5f0df580f89970302aeffb9b7c9788103ddd64d9b53", kill_on_drop: false }`
[INFO] [stdout] 21a496a907a34c9ae9bae5f0df580f89970302aeffb9b7c9788103ddd64d9b53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f767467256e102b949fb3115c67a33a82c0d01c549e7d2224239b0c60c82461
[INFO] running `Command { std: "docker" "start" "-a" "6f767467256e102b949fb3115c67a33a82c0d01c549e7d2224239b0c60c82461", kill_on_drop: false }`
[INFO] [stderr]  Documenting snowstorm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.22
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/snowstorm/index.html
[INFO] running `Command { std: "docker" "inspect" "6f767467256e102b949fb3115c67a33a82c0d01c549e7d2224239b0c60c82461", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f767467256e102b949fb3115c67a33a82c0d01c549e7d2224239b0c60c82461", kill_on_drop: false }`
[INFO] [stdout] 6f767467256e102b949fb3115c67a33a82c0d01c549e7d2224239b0c60c82461
