[INFO] fetching crate gtk-rs-lgpl-docs 0.1.18...
[INFO] checking gtk-rs-lgpl-docs-0.1.18 against beta for pr-78714
[INFO] extracting crate gtk-rs-lgpl-docs 0.1.18 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate gtk-rs-lgpl-docs 0.1.18 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gtk-rs-lgpl-docs 0.1.18
[INFO] finished tweaking crates.io crate gtk-rs-lgpl-docs 0.1.18
[INFO] tweaked toml for crates.io crate gtk-rs-lgpl-docs 0.1.18 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9518ad688204512f70b5394b9fecc0de2dc98a42bf012a1cdf2e982e6e8c931d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9518ad688204512f70b5394b9fecc0de2dc98a42bf012a1cdf2e982e6e8c931d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9518ad688204512f70b5394b9fecc0de2dc98a42bf012a1cdf2e982e6e8c931d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9518ad688204512f70b5394b9fecc0de2dc98a42bf012a1cdf2e982e6e8c931d", kill_on_drop: false }`
[INFO] [stdout] 9518ad688204512f70b5394b9fecc0de2dc98a42bf012a1cdf2e982e6e8c931d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b16f7898247c92e9729701d3c416ba04d4a6eee15bd5b8199ef3e0b45ef37a1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5b16f7898247c92e9729701d3c416ba04d4a6eee15bd5b8199ef3e0b45ef37a1", kill_on_drop: false }`
[INFO] [stderr]     Checking rustdoc-stripper v0.1.16
[INFO] [stderr]     Checking gtk-rs-lgpl-docs v0.1.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "5b16f7898247c92e9729701d3c416ba04d4a6eee15bd5b8199ef3e0b45ef37a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b16f7898247c92e9729701d3c416ba04d4a6eee15bd5b8199ef3e0b45ef37a1", kill_on_drop: false }`
[INFO] [stdout] 5b16f7898247c92e9729701d3c416ba04d4a6eee15bd5b8199ef3e0b45ef37a1