[INFO] fetching crate spandoc-attribute 0.1.0...
[INFO] checking spandoc-attribute-0.1.0 against master#da897dfb6daa268a965d2d73620316ba56020a19 for pr-76219
[INFO] extracting crate spandoc-attribute 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate spandoc-attribute 0.1.0 on toolchain da897dfb6daa268a965d2d73620316ba56020a19
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spandoc-attribute 0.1.0
[INFO] finished tweaking crates.io crate spandoc-attribute 0.1.0
[INFO] tweaked toml for crates.io crate spandoc-attribute 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 77785650475c529f4ac7e666371a09b2c53878ba6b93deb38e0e9faa9ecf2564
[INFO] running `Command { std: "docker" "start" "-a" "77785650475c529f4ac7e666371a09b2c53878ba6b93deb38e0e9faa9ecf2564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77785650475c529f4ac7e666371a09b2c53878ba6b93deb38e0e9faa9ecf2564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77785650475c529f4ac7e666371a09b2c53878ba6b93deb38e0e9faa9ecf2564", kill_on_drop: false }`
[INFO] [stdout] 77785650475c529f4ac7e666371a09b2c53878ba6b93deb38e0e9faa9ecf2564
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 188c6e46b2db12aaf34d632a5d1dc8e6d512e8299d5c448a9ecefe206448cabb
[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" "188c6e46b2db12aaf34d632a5d1dc8e6d512e8299d5c448a9ecefe206448cabb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking spandoc-attribute v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable `pub` item
[INFO] [stdout]    --> src/lib.rs:311:5
[INFO] [stdout]     |
[INFO] [stdout] 311 |     pub fn split_str(text: &str) -> (&str, Option<&str>) {
[INFO] [stdout]     |     ---^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: consider restricting its visibility: `pub(crate)`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:9:5
[INFO] [stdout]     |
[INFO] [stdout] 9   |     unreachable_pub,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: or consider exporting it for use by other crates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.37s
[INFO] running `Command { std: "docker" "inspect" "188c6e46b2db12aaf34d632a5d1dc8e6d512e8299d5c448a9ecefe206448cabb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "188c6e46b2db12aaf34d632a5d1dc8e6d512e8299d5c448a9ecefe206448cabb", kill_on_drop: false }`
[INFO] [stdout] 188c6e46b2db12aaf34d632a5d1dc8e6d512e8299d5c448a9ecefe206448cabb