[INFO] fetching crate notedown_ast 0.8.2...
[INFO] checking notedown_ast-0.8.2 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate notedown_ast 0.8.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate notedown_ast 0.8.2 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate notedown_ast 0.8.2
[INFO] finished tweaking crates.io crate notedown_ast 0.8.2
[INFO] tweaked toml for crates.io crate notedown_ast 0.8.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa44d808c907ca2c2285f6f1b729e7d6e7dc29840e31311422b625a05b88ab91
[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" "fa44d808c907ca2c2285f6f1b729e7d6e7dc29840e31311422b625a05b88ab91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa44d808c907ca2c2285f6f1b729e7d6e7dc29840e31311422b625a05b88ab91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa44d808c907ca2c2285f6f1b729e7d6e7dc29840e31311422b625a05b88ab91", kill_on_drop: false }`
[INFO] [stdout] fa44d808c907ca2c2285f6f1b729e7d6e7dc29840e31311422b625a05b88ab91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f3187cf16d2b9f7de461cf92c4e4375c4aeadb6c9122034f0f89c53c8a570f3
[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" "6f3187cf16d2b9f7de461cf92c4e4375c4aeadb6c9122034f0f89c53c8a570f3", kill_on_drop: false }`
[INFO] [stderr]     Checking unidecode v0.3.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking slugify v0.1.0
[INFO] [stderr]     Checking text-utils v0.3.0
[INFO] [stderr]     Checking notedown_ast v0.8.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `build_th`
[INFO] [stdout]    --> src/traits/to_html.rs:135:8
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub fn build_th(input: &str, e: u8) -> String {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_td`
[INFO] [stdout]    --> src/traits/to_html.rs:144:8
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub fn build_td(input: &str, e: u8) -> String {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_th`
[INFO] [stdout]    --> src/traits/to_html.rs:135:8
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub fn build_th(input: &str, e: u8) -> String {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_td`
[INFO] [stdout]    --> src/traits/to_html.rs:144:8
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub fn build_td(input: &str, e: u8) -> String {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `Command { std: "docker" "inspect" "6f3187cf16d2b9f7de461cf92c4e4375c4aeadb6c9122034f0f89c53c8a570f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f3187cf16d2b9f7de461cf92c4e4375c4aeadb6c9122034f0f89c53c8a570f3", kill_on_drop: false }`
[INFO] [stdout] 6f3187cf16d2b9f7de461cf92c4e4375c4aeadb6c9122034f0f89c53c8a570f3