[INFO] fetching crate pest_fmt 0.1.1...
[INFO] checking pest_fmt-0.1.1 against try#5fdfba63a96c5e8ae0ebf6b8b66853110277087d for pr-73166
[INFO] extracting crate pest_fmt 0.1.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate pest_fmt 0.1.1 on toolchain 5fdfba63a96c5e8ae0ebf6b8b66853110277087d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pest_fmt 0.1.1
[INFO] finished tweaking crates.io crate pest_fmt 0.1.1
[INFO] tweaked toml for crates.io crate pest_fmt 0.1.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d75cfc2dfe2a9538dc38d0317ecf5dbb276f318b1463b2b09f3b07ee309825e7
[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" "d75cfc2dfe2a9538dc38d0317ecf5dbb276f318b1463b2b09f3b07ee309825e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d75cfc2dfe2a9538dc38d0317ecf5dbb276f318b1463b2b09f3b07ee309825e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d75cfc2dfe2a9538dc38d0317ecf5dbb276f318b1463b2b09f3b07ee309825e7", kill_on_drop: false }`
[INFO] [stdout] d75cfc2dfe2a9538dc38d0317ecf5dbb276f318b1463b2b09f3b07ee309825e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "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] f0d2bb0047c3713f5a2262928b58e743760debe3e290d2cb74db27652acfde24
[INFO] running `Command { std: "docker" "start" "-a" "f0d2bb0047c3713f5a2262928b58e743760debe3e290d2cb74db27652acfde24", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking pest_meta v2.1.3
[INFO] [stderr]     Checking pest_fmt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `format_repeat_exact`
[INFO] [stdout]    --> src/formatter.rs:165:4
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn format_repeat_exact(pairs: Pair<Rule>) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking pest_generator v2.1.3
[INFO] [stdout] warning: function is never used: `format_repeat_exact`
[INFO] [stdout]    --> src/formatter.rs:165:4
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn format_repeat_exact(pairs: Pair<Rule>) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.01s
[INFO] running `Command { std: "docker" "inspect" "f0d2bb0047c3713f5a2262928b58e743760debe3e290d2cb74db27652acfde24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0d2bb0047c3713f5a2262928b58e743760debe3e290d2cb74db27652acfde24", kill_on_drop: false }`
[INFO] [stdout] f0d2bb0047c3713f5a2262928b58e743760debe3e290d2cb74db27652acfde24