[INFO] cloning repository https://github.com/crazymykl/rust-koans
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/crazymykl/rust-koans" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrazymykl%2Frust-koans", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrazymykl%2Frust-koans'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e427bb720403f90dece0e298c50d536ed2fe4f6c
[INFO] documenting crazymykl/rust-koans against try#6ee483316d2e4581572121d60a955affb2032eb3+cargoflags=-Zrustdoc-scrape-examples for scrape-examples
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrazymykl%2Frust-koans" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/crazymykl/rust-koans on toolchain 6ee483316d2e4581572121d60a955affb2032eb3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/crazymykl/rust-koans
[INFO] finished tweaking git repo https://github.com/crazymykl/rust-koans
[INFO] tweaked toml for git repo https://github.com/crazymykl/rust-koans written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/crazymykl/rust-koans already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d69403ba8ad79f2d944ed2a2f89d7c05eec974e5ebccbbf299671af6d1ca084
[INFO] running `Command { std: "docker" "start" "-a" "6d69403ba8ad79f2d944ed2a2f89d7c05eec974e5ebccbbf299671af6d1ca084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d69403ba8ad79f2d944ed2a2f89d7c05eec974e5ebccbbf299671af6d1ca084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d69403ba8ad79f2d944ed2a2f89d7c05eec974e5ebccbbf299671af6d1ca084", kill_on_drop: false }`
[INFO] [stdout] 6d69403ba8ad79f2d944ed2a2f89d7c05eec974e5ebccbbf299671af6d1ca084
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json" "-Zrustdoc-scrape-examples", kill_on_drop: false }`
[INFO] [stdout] eeed85ca0c0089699a303078db8b661bc715a2ec59f44f6cfcbf6f17814a3c65
[INFO] running `Command { std: "docker" "start" "-a" "eeed85ca0c0089699a303078db8b661bc715a2ec59f44f6cfcbf6f17814a3c65", kill_on_drop: false }`
[INFO] [stderr]    Compiling koans v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Scraping koans v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting koans v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "eeed85ca0c0089699a303078db8b661bc715a2ec59f44f6cfcbf6f17814a3c65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eeed85ca0c0089699a303078db8b661bc715a2ec59f44f6cfcbf6f17814a3c65", kill_on_drop: false }`
[INFO] [stdout] eeed85ca0c0089699a303078db8b661bc715a2ec59f44f6cfcbf6f17814a3c65