[INFO] cloning repository https://github.com/YasyaKarasu/myfind
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YasyaKarasu/myfind" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYasyaKarasu%2Fmyfind", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYasyaKarasu%2Fmyfind'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3096ce6e0b3d76286596d58ff7d7704d921bc399
[INFO] checking YasyaKarasu/myfind against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYasyaKarasu%2Fmyfind" "/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/YasyaKarasu/myfind 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/YasyaKarasu/myfind
[INFO] finished tweaking git repo https://github.com/YasyaKarasu/myfind
[INFO] tweaked toml for git repo https://github.com/YasyaKarasu/myfind written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/YasyaKarasu/myfind 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-appender v0.2.2
[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] 0dd53bd90bbf9ad5531e8851db266f6b65c6f12fe4eb96d31de55288242a91e5
[INFO] running `Command { std: "docker" "start" "-a" "0dd53bd90bbf9ad5531e8851db266f6b65c6f12fe4eb96d31de55288242a91e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dd53bd90bbf9ad5531e8851db266f6b65c6f12fe4eb96d31de55288242a91e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dd53bd90bbf9ad5531e8851db266f6b65c6f12fe4eb96d31de55288242a91e5", kill_on_drop: false }`
[INFO] [stdout] 0dd53bd90bbf9ad5531e8851db266f6b65c6f12fe4eb96d31de55288242a91e5
[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] 83675c3f8dc0bb2d7236a093ff0a82ec5cfa4354667f22ac46ac17812195a211
[INFO] running `Command { std: "docker" "start" "-a" "83675c3f8dc0bb2d7236a093ff0a82ec5cfa4354667f22ac46ac17812195a211", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking deranged v0.3.8
[INFO] [stderr]     Checking time-core v0.1.1
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking aho-corasick v1.0.5
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking time v0.3.28
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.31
[INFO] [stderr]     Checking tracing-appender v0.2.2
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking myfind v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.85s
[INFO] running `Command { std: "docker" "inspect" "83675c3f8dc0bb2d7236a093ff0a82ec5cfa4354667f22ac46ac17812195a211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83675c3f8dc0bb2d7236a093ff0a82ec5cfa4354667f22ac46ac17812195a211", kill_on_drop: false }`
[INFO] [stdout] 83675c3f8dc0bb2d7236a093ff0a82ec5cfa4354667f22ac46ac17812195a211