[INFO] cloning repository https://github.com/wesleywiser/toml-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wesleywiser/toml-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwesleywiser%2Ftoml-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwesleywiser%2Ftoml-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dbdd6278cf28685cb9b8d36b8f44ef973ddf7950
[INFO] checking wesleywiser/toml-rust against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwesleywiser%2Ftoml-rust" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wesleywiser/toml-rust on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wesleywiser/toml-rust
[INFO] finished tweaking git repo https://github.com/wesleywiser/toml-rust
[INFO] tweaked toml for git repo https://github.com/wesleywiser/toml-rust written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/wesleywiser/toml-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1b44ba98ebc670069dd9394e586842fc38117dbc7acba5254a1ad3e79c3b41c
[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" "e1b44ba98ebc670069dd9394e586842fc38117dbc7acba5254a1ad3e79c3b41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1b44ba98ebc670069dd9394e586842fc38117dbc7acba5254a1ad3e79c3b41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1b44ba98ebc670069dd9394e586842fc38117dbc7acba5254a1ad3e79c3b41c", kill_on_drop: false }`
[INFO] [stdout] e1b44ba98ebc670069dd9394e586842fc38117dbc7acba5254a1ad3e79c3b41c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01df2a6b50d3f9206fe5ddfb69f854a541293cb616a4bf90c1afe8228f4cdac1
[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" "01df2a6b50d3f9206fe5ddfb69f854a541293cb616a4bf90c1afe8228f4cdac1", kill_on_drop: false }`
[INFO] [stderr]     Checking toml_rust v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `parse_token`
[INFO] [stdout]   --> src/parser/ast/fragments.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn parse_token<'a>(tokens: &'a[TomlFragment]) -> Result<ParseResult<'a>, &'a str> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_array`
[INFO] [stdout]   --> src/parser/ast/fragments.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn parse_array<'a>(tokens: &'a[TomlFragment]) -> Result<ParseResult<'a>, &'a str> {
[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 1.11s
[INFO] running `Command { std: "docker" "inspect" "01df2a6b50d3f9206fe5ddfb69f854a541293cb616a4bf90c1afe8228f4cdac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01df2a6b50d3f9206fe5ddfb69f854a541293cb616a4bf90c1afe8228f4cdac1", kill_on_drop: false }`
[INFO] [stdout] 01df2a6b50d3f9206fe5ddfb69f854a541293cb616a4bf90c1afe8228f4cdac1