[INFO] cloning repository https://github.com/carghai/cougar_question_maker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/carghai/cougar_question_maker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarghai%2Fcougar_question_maker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarghai%2Fcougar_question_maker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6491243f390b4f9f08ba117824791339669b7c59
[INFO] checking carghai/cougar_question_maker against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarghai%2Fcougar_question_maker" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/carghai/cougar_question_maker
[INFO] finished tweaking git repo https://github.com/carghai/cougar_question_maker
[INFO] tweaked toml for git repo https://github.com/carghai/cougar_question_maker written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/carghai/cougar_question_maker on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/carghai/cougar_question_maker 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d7c29d8e10fba6dd5a04df61b081aad5ca1a546fe98e17c9d46a4a8b78afdaf
[INFO] running `Command { std: "docker" "start" "-a" "4d7c29d8e10fba6dd5a04df61b081aad5ca1a546fe98e17c9d46a4a8b78afdaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d7c29d8e10fba6dd5a04df61b081aad5ca1a546fe98e17c9d46a4a8b78afdaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d7c29d8e10fba6dd5a04df61b081aad5ca1a546fe98e17c9d46a4a8b78afdaf", kill_on_drop: false }`
[INFO] [stdout] 4d7c29d8e10fba6dd5a04df61b081aad5ca1a546fe98e17c9d46a4a8b78afdaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 815d67a786aa30aeacdeb8afa62756af11d142952b2800198094b20cfffaf86d
[INFO] running `Command { std: "docker" "start" "-a" "815d67a786aa30aeacdeb8afa62756af11d142952b2800198094b20cfffaf86d", kill_on_drop: false }`
[INFO] [stderr]     Checking txt_writer v0.1.4
[INFO] [stderr]     Checking better_file_maker v0.1.9
[INFO] [stderr]     Checking cougar_question_maker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/questions/mod.rs:27:46
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn write_questions_firestore_drop_down(what: Split<char>, ) -> Result<(Vec<String> , Vec<String>), &str> {
[INFO] [stdout]    |                                              ^^^^^^^^^^^ the lifetime is hidden here               ---- the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn write_questions_firestore_drop_down(what: Split<'_, char>, ) -> Result<(Vec<String> , Vec<String>), &str> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/questions/mod.rs:27:46
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn write_questions_firestore_drop_down(what: Split<char>, ) -> Result<(Vec<String> , Vec<String>), &str> {
[INFO] [stdout]    |                                              ^^^^^^^^^^^ the lifetime is hidden here               ---- the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn write_questions_firestore_drop_down(what: Split<'_, char>, ) -> Result<(Vec<String> , Vec<String>), &str> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "815d67a786aa30aeacdeb8afa62756af11d142952b2800198094b20cfffaf86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "815d67a786aa30aeacdeb8afa62756af11d142952b2800198094b20cfffaf86d", kill_on_drop: false }`
[INFO] [stdout] 815d67a786aa30aeacdeb8afa62756af11d142952b2800198094b20cfffaf86d