[INFO] cloning repository https://github.com/darccyy/fancy-regex-macro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/darccyy/fancy-regex-macro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarccyy%2Ffancy-regex-macro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarccyy%2Ffancy-regex-macro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b05df4ed1aca9ef12e54d2fc93b4f0a11b31c88c
[INFO] checking darccyy/fancy-regex-macro against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarccyy%2Ffancy-regex-macro" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/darccyy/fancy-regex-macro on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/darccyy/fancy-regex-macro
[INFO] finished tweaking git repo https://github.com/darccyy/fancy-regex-macro
[INFO] tweaked toml for git repo https://github.com/darccyy/fancy-regex-macro written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/darccyy/fancy-regex-macro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fancy-regex v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1abe85c25f8875f5c65aefb208abed6f24bcd3e6792ed0f91e056fe03c099c35
[INFO] running `Command { std: "docker" "start" "-a" "1abe85c25f8875f5c65aefb208abed6f24bcd3e6792ed0f91e056fe03c099c35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1abe85c25f8875f5c65aefb208abed6f24bcd3e6792ed0f91e056fe03c099c35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1abe85c25f8875f5c65aefb208abed6f24bcd3e6792ed0f91e056fe03c099c35", kill_on_drop: false }`
[INFO] [stdout] 1abe85c25f8875f5c65aefb208abed6f24bcd3e6792ed0f91e056fe03c099c35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a50a2f169ea835b8398dc63e16f8f6a4d458e91b386d0ab5bb76748f8c59fa2e
[INFO] running `Command { std: "docker" "start" "-a" "a50a2f169ea835b8398dc63e16f8f6a4d458e91b386d0ab5bb76748f8c59fa2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking regex v1.7.1
[INFO] [stderr]     Checking fancy-regex v0.11.0
[INFO] [stderr]     Checking fancy-regex-macro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `regex` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 7  | / macro_rules! regex {
[INFO] [stdout] 8  | |     ($re:expr) => {{
[INFO] [stdout] 9  | |         static RE: $crate::Lazy =
[INFO] [stdout] 10 | |             $crate::Lazy::new(|| $crate::Regex::new($re).expect("Failed to parse static regex"));
[INFO] [stdout] 11 | |         $crate::Lazy::force(&RE)
[INFO] [stdout] 12 | |     }};
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_- the item `regex` is already defined here
[INFO] [stdout] ...
[INFO] [stdout] 17 |       use super::regex;
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.59s
[INFO] running `Command { std: "docker" "inspect" "a50a2f169ea835b8398dc63e16f8f6a4d458e91b386d0ab5bb76748f8c59fa2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a50a2f169ea835b8398dc63e16f8f6a4d458e91b386d0ab5bb76748f8c59fa2e", kill_on_drop: false }`
[INFO] [stdout] a50a2f169ea835b8398dc63e16f8f6a4d458e91b386d0ab5bb76748f8c59fa2e