[INFO] fetching crate notedown_ast 0.8.1...
[INFO] checking notedown_ast-0.8.1 against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] extracting crate notedown_ast 0.8.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate notedown_ast 0.8.1 on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate notedown_ast 0.8.1
[INFO] finished tweaking crates.io crate notedown_ast 0.8.1
[INFO] tweaked toml for crates.io crate notedown_ast 0.8.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38e45fb5080895bbbed6faada9fbc232a2597d9442f1750f26f2bdadea87930f
[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" "38e45fb5080895bbbed6faada9fbc232a2597d9442f1750f26f2bdadea87930f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38e45fb5080895bbbed6faada9fbc232a2597d9442f1750f26f2bdadea87930f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38e45fb5080895bbbed6faada9fbc232a2597d9442f1750f26f2bdadea87930f", kill_on_drop: false }`
[INFO] [stdout] 38e45fb5080895bbbed6faada9fbc232a2597d9442f1750f26f2bdadea87930f
[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" "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" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 8a2cf85425836ff364e9954b0e79ab7d811de4cc973bb767422039df5126f827
[INFO] running `Command { std: "docker" "start" "-a" "8a2cf85425836ff364e9954b0e79ab7d811de4cc973bb767422039df5126f827", kill_on_drop: false }`
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking unidecode v0.3.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking unicode-normalization v0.1.14
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking slugify v0.1.0
[INFO] [stderr]     Checking text-utils v0.3.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking notedown_ast v0.8.1 (/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: 2 warnings emitted
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.40s
[INFO] running `Command { std: "docker" "inspect" "8a2cf85425836ff364e9954b0e79ab7d811de4cc973bb767422039df5126f827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2cf85425836ff364e9954b0e79ab7d811de4cc973bb767422039df5126f827", kill_on_drop: false }`
[INFO] [stdout] 8a2cf85425836ff364e9954b0e79ab7d811de4cc973bb767422039df5126f827