[INFO] fetching crate grok 1.0.1...
[INFO] checking grok-1.0.1 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate grok 1.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate grok 1.0.1 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grok 1.0.1
[INFO] finished tweaking crates.io crate grok 1.0.1
[INFO] tweaked toml for crates.io crate grok 1.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate grok 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.46
[INFO] [stderr]   Downloaded onig_sys v69.1.0
[INFO] [stderr]   Downloaded onig v4.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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] 430996bf177f13f220522977095cea9c8413de36739ff4995bd38e1bf82b6463
[INFO] running `Command { std: "docker" "start" "-a" "430996bf177f13f220522977095cea9c8413de36739ff4995bd38e1bf82b6463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "430996bf177f13f220522977095cea9c8413de36739ff4995bd38e1bf82b6463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "430996bf177f13f220522977095cea9c8413de36739ff4995bd38e1bf82b6463", kill_on_drop: false }`
[INFO] [stdout] 430996bf177f13f220522977095cea9c8413de36739ff4995bd38e1bf82b6463
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b6e2b3bf05e8c038ba487c07b196161223046b0ce68a59d9e93bcb092bdce35
[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" "7b6e2b3bf05e8c038ba487c07b196161223046b0ce68a59d9e93bcb092bdce35", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling grok v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling onig_sys v69.1.0
[INFO] [stderr]     Checking onig v4.3.3
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:494:29
[INFO] [stdout]     |
[INFO] [stdout] 494 |                 e => panic!(format!("{:?}", e)),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 494 |                 e => panic!("{:?}", e),
[INFO] [stdout]     |                            --       --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.41s
[INFO] running `Command { std: "docker" "inspect" "7b6e2b3bf05e8c038ba487c07b196161223046b0ce68a59d9e93bcb092bdce35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b6e2b3bf05e8c038ba487c07b196161223046b0ce68a59d9e93bcb092bdce35", kill_on_drop: false }`
[INFO] [stdout] 7b6e2b3bf05e8c038ba487c07b196161223046b0ce68a59d9e93bcb092bdce35