[INFO] cloning repository https://github.com/AbdRaqeeb/minigrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AbdRaqeeb/minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbdRaqeeb%2Fminigrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbdRaqeeb%2Fminigrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be936deede7cc04bc2e3d43db0b2ec27a5b53166
[INFO] testing AbdRaqeeb/minigrep against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbdRaqeeb%2Fminigrep" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AbdRaqeeb/minigrep on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AbdRaqeeb/minigrep
[INFO] finished tweaking git repo https://github.com/AbdRaqeeb/minigrep
[INFO] tweaked toml for git repo https://github.com/AbdRaqeeb/minigrep written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AbdRaqeeb/minigrep 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5ae7e26324d67280ba23c1297b7f66e540ba3551d32ba87199e38e0efcaa193
[INFO] running `Command { std: "docker" "start" "-a" "c5ae7e26324d67280ba23c1297b7f66e540ba3551d32ba87199e38e0efcaa193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5ae7e26324d67280ba23c1297b7f66e540ba3551d32ba87199e38e0efcaa193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5ae7e26324d67280ba23c1297b7f66e540ba3551d32ba87199e38e0efcaa193", kill_on_drop: false }`
[INFO] [stdout] c5ae7e26324d67280ba23c1297b7f66e540ba3551d32ba87199e38e0efcaa193
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d84954f47a10282ef814eedd5288dfc5261038f6f2b6fcccf1ecf6ee3f118658
[INFO] running `Command { std: "docker" "start" "-a" "d84954f47a10282ef814eedd5288dfc5261038f6f2b6fcccf1ecf6ee3f118658", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `len` found for type parameter `impl Iterator<Item = String>` in the current scope
[INFO] [stdout]   --> src/lib.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |         mut args: impl Iterator<Item = String>
[INFO] [stdout]    |                   ---------------------------- method `len` not found for this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 16 |         if args.len() < 3 {
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the type parameter is bounded by the trait
[INFO] [stdout] help: the following trait defines an item `len`, perhaps you need to restrict type parameter `impl Iterator<Item = String>` with it:
[INFO] [stdout]    |
[INFO] [stdout] 12 |         mut args: impl Iterator<Item = String> + ExactSizeIterator
[INFO] [stdout]    |                                                +++++++++++++++++++
[INFO] [stdout] help: there is a method with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 16 |         if args.le() < 3 {
[INFO] [stdout]    |                 ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minigrep` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "d84954f47a10282ef814eedd5288dfc5261038f6f2b6fcccf1ecf6ee3f118658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d84954f47a10282ef814eedd5288dfc5261038f6f2b6fcccf1ecf6ee3f118658", kill_on_drop: false }`
[INFO] [stdout] d84954f47a10282ef814eedd5288dfc5261038f6f2b6fcccf1ecf6ee3f118658
