[INFO] fetching crate warp_dsl_impl 0.0.1...
[INFO] checking warp_dsl_impl-0.0.1 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate warp_dsl_impl 0.0.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate warp_dsl_impl 0.0.1 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate warp_dsl_impl 0.0.1
[INFO] finished tweaking crates.io crate warp_dsl_impl 0.0.1
[INFO] tweaked toml for crates.io crate warp_dsl_impl 0.0.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 61b0a95b084168abb2a4ee4d03e4b0eea6e25656d5cc2165154cbda78c6a3fe7
[INFO] running `Command { std: "docker" "start" "-a" "61b0a95b084168abb2a4ee4d03e4b0eea6e25656d5cc2165154cbda78c6a3fe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61b0a95b084168abb2a4ee4d03e4b0eea6e25656d5cc2165154cbda78c6a3fe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61b0a95b084168abb2a4ee4d03e4b0eea6e25656d5cc2165154cbda78c6a3fe7", kill_on_drop: false }`
[INFO] [stdout] 61b0a95b084168abb2a4ee4d03e4b0eea6e25656d5cc2165154cbda78c6a3fe7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5ee8583e3ee9e7d49e5bbf6b4f49290266960057bd0d8276dd58cee2616dc46
[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" "c5ee8583e3ee9e7d49e5bbf6b4f49290266960057bd0d8276dd58cee2616dc46", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking warp_dsl_impl v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message contains braces
[INFO] [stdout]   --> src/parser.rs:76:52
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 _ => panic!("Expected one of '(', '{{', or '&' in directive declaration"),
[INFO] [stdout]    |                                                    ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 _ => panic!("{}", "Expected one of '(', '{{', or '&' in directive declaration"),
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains braces
[INFO] [stdout]   --> src/parser.rs:76:52
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 _ => panic!("Expected one of '(', '{{', or '&' in directive declaration"),
[INFO] [stdout]    |                                                    ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 _ => panic!("{}", "Expected one of '(', '{{', or '&' in directive declaration"),
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `Command { std: "docker" "inspect" "c5ee8583e3ee9e7d49e5bbf6b4f49290266960057bd0d8276dd58cee2616dc46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5ee8583e3ee9e7d49e5bbf6b4f49290266960057bd0d8276dd58cee2616dc46", kill_on_drop: false }`
[INFO] [stdout] c5ee8583e3ee9e7d49e5bbf6b4f49290266960057bd0d8276dd58cee2616dc46