[INFO] cloning repository https://github.com/SubstrateDevAcademy/v1-exercise-3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SubstrateDevAcademy/v1-exercise-3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSubstrateDevAcademy%2Fv1-exercise-3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSubstrateDevAcademy%2Fv1-exercise-3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 052ed68687af35abfe35c14d7227e2352c070082
[INFO] documenting SubstrateDevAcademy/v1-exercise-3 against beta-2025-10-28 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSubstrateDevAcademy%2Fv1-exercise-3" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SubstrateDevAcademy/v1-exercise-3
[INFO] finished tweaking git repo https://github.com/SubstrateDevAcademy/v1-exercise-3
[INFO] tweaked toml for git repo https://github.com/SubstrateDevAcademy/v1-exercise-3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SubstrateDevAcademy/v1-exercise-3 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SubstrateDevAcademy/v1-exercise-3 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" "+beta-2025-10-28" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae361edf16952dd0775dc4a28dd7803106fabde73fd445a64a64779ca13a8758
[INFO] running `Command { std: "docker" "start" "-a" "ae361edf16952dd0775dc4a28dd7803106fabde73fd445a64a64779ca13a8758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae361edf16952dd0775dc4a28dd7803106fabde73fd445a64a64779ca13a8758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae361edf16952dd0775dc4a28dd7803106fabde73fd445a64a64779ca13a8758", kill_on_drop: false }`
[INFO] [stdout] ae361edf16952dd0775dc4a28dd7803106fabde73fd445a64a64779ca13a8758
[INFO] documenting SubstrateDevAcademy/v1-exercise-3 against beta-2025-10-28 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSubstrateDevAcademy%2Fv1-exercise-3" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SubstrateDevAcademy/v1-exercise-3
[INFO] finished tweaking git repo https://github.com/SubstrateDevAcademy/v1-exercise-3
[INFO] tweaked toml for git repo https://github.com/SubstrateDevAcademy/v1-exercise-3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SubstrateDevAcademy/v1-exercise-3 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SubstrateDevAcademy/v1-exercise-3 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" "+beta-2025-10-28" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd692f9c7ad2cbaef61ee43b6f6712a0d6c780d7bc2f239cc233013e90678a22
[INFO] running `Command { std: "docker" "start" "-a" "dd692f9c7ad2cbaef61ee43b6f6712a0d6c780d7bc2f239cc233013e90678a22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd692f9c7ad2cbaef61ee43b6f6712a0d6c780d7bc2f239cc233013e90678a22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd692f9c7ad2cbaef61ee43b6f6712a0d6c780d7bc2f239cc233013e90678a22", kill_on_drop: false }`
[INFO] [stdout] dd692f9c7ad2cbaef61ee43b6f6712a0d6c780d7bc2f239cc233013e90678a22
[INFO] documenting SubstrateDevAcademy/v1-exercise-3 against beta-2025-10-28 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSubstrateDevAcademy%2Fv1-exercise-3" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SubstrateDevAcademy/v1-exercise-3
[INFO] finished tweaking git repo https://github.com/SubstrateDevAcademy/v1-exercise-3
[INFO] tweaked toml for git repo https://github.com/SubstrateDevAcademy/v1-exercise-3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SubstrateDevAcademy/v1-exercise-3 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SubstrateDevAcademy/v1-exercise-3 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" "+beta-2025-10-28" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78dc9bcc1288ac1dbd1167b057a9a8102f9f31328d5a18daacc91c340500d54c
[INFO] running `Command { std: "docker" "start" "-a" "78dc9bcc1288ac1dbd1167b057a9a8102f9f31328d5a18daacc91c340500d54c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78dc9bcc1288ac1dbd1167b057a9a8102f9f31328d5a18daacc91c340500d54c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78dc9bcc1288ac1dbd1167b057a9a8102f9f31328d5a18daacc91c340500d54c", kill_on_drop: false }`
[INFO] [stdout] 78dc9bcc1288ac1dbd1167b057a9a8102f9f31328d5a18daacc91c340500d54c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23aada196e976e15bde7c1a4e791f5e9471e89cd0a0bdd252e0a561c0e5080ab
[INFO] running `Command { std: "docker" "start" "-a" "23aada196e976e15bde7c1a4e791f5e9471e89cd0a0bdd252e0a561c0e5080ab", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: failed to create task for container: failed to start shim: mkdir /var/lib/containerd/io.containerd.runtime.v2.task/moby/23aada196e976e15bde7c1a4e791f5e9471e89cd0a0bdd252e0a561c0e5080ab: no space left on device
[INFO] running `Command { std: "docker" "inspect" "23aada196e976e15bde7c1a4e791f5e9471e89cd0a0bdd252e0a561c0e5080ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23aada196e976e15bde7c1a4e791f5e9471e89cd0a0bdd252e0a561c0e5080ab", kill_on_drop: false }`
[INFO] [stdout] 23aada196e976e15bde7c1a4e791f5e9471e89cd0a0bdd252e0a561c0e5080ab