[INFO] fetching crate pretty_grammar 0.1.3...
[INFO] checking pretty_grammar-0.1.3 against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322
[INFO] extracting crate pretty_grammar 0.1.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate pretty_grammar 0.1.3 on toolchain 3e826bb11228508fbe749e594038d6727208aa94
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pretty_grammar 0.1.3
[INFO] finished tweaking crates.io crate pretty_grammar 0.1.3
[INFO] tweaked toml for crates.io crate pretty_grammar 0.1.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "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-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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "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] 7922d61a24ad85f4bac672b32bf90cf45128cdb1fc127daad5ce54bc581e6bbc
[INFO] running `Command { std: "docker" "start" "-a" "7922d61a24ad85f4bac672b32bf90cf45128cdb1fc127daad5ce54bc581e6bbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7922d61a24ad85f4bac672b32bf90cf45128cdb1fc127daad5ce54bc581e6bbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7922d61a24ad85f4bac672b32bf90cf45128cdb1fc127daad5ce54bc581e6bbc", kill_on_drop: false }`
[INFO] [stdout] 7922d61a24ad85f4bac672b32bf90cf45128cdb1fc127daad5ce54bc581e6bbc
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b2f9ddcab95bfde790bc54d5828ee4a387e1b0b029b909dcfccccfaa67fc62a
[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" "9b2f9ddcab95bfde790bc54d5828ee4a387e1b0b029b909dcfccccfaa67fc62a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking pretty_grammar v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.27s
[INFO] running `Command { std: "docker" "inspect" "9b2f9ddcab95bfde790bc54d5828ee4a387e1b0b029b909dcfccccfaa67fc62a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b2f9ddcab95bfde790bc54d5828ee4a387e1b0b029b909dcfccccfaa67fc62a", kill_on_drop: false }`
[INFO] [stdout] 9b2f9ddcab95bfde790bc54d5828ee4a387e1b0b029b909dcfccccfaa67fc62a