[INFO] cloning repository https://github.com/robert-at-pretension-io/iterative_flashcard_system
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robert-at-pretension-io/iterative_flashcard_system" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobert-at-pretension-io%2Fiterative_flashcard_system", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobert-at-pretension-io%2Fiterative_flashcard_system'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e189c148435c72cb78f0a5d1951a7ce7b6e4c8b9
[INFO] checking robert-at-pretension-io/iterative_flashcard_system against try#3f7e3b175fda7edbf81081bcd9b91b73f2f7993f for pr-156157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobert-at-pretension-io%2Fiterative_flashcard_system" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/robert-at-pretension-io/iterative_flashcard_system
[INFO] finished tweaking git repo https://github.com/robert-at-pretension-io/iterative_flashcard_system
[INFO] tweaked toml for git repo https://github.com/robert-at-pretension-io/iterative_flashcard_system written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/robert-at-pretension-io/iterative_flashcard_system on toolchain 3f7e3b175fda7edbf81081bcd9b91b73f2f7993f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/robert-at-pretension-io/iterative_flashcard_system 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" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b31d096abf820f4de583b7a2b2faae6d7118651c0aa4311e9196978f540b667a
[INFO] running `Command { std: "docker" "start" "-a" "b31d096abf820f4de583b7a2b2faae6d7118651c0aa4311e9196978f540b667a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b31d096abf820f4de583b7a2b2faae6d7118651c0aa4311e9196978f540b667a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b31d096abf820f4de583b7a2b2faae6d7118651c0aa4311e9196978f540b667a", kill_on_drop: false }`
[INFO] [stdout] b31d096abf820f4de583b7a2b2faae6d7118651c0aa4311e9196978f540b667a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fd22df2cddecc117c8084b11a35513b6b286de9e981486bfa01651d6f91433a
[INFO] running `Command { std: "docker" "start" "-a" "3fd22df2cddecc117c8084b11a35513b6b286de9e981486bfa01651d6f91433a", kill_on_drop: false }`
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[INFO] [stdout] warning: method `generate_evaluation` is never used
[INFO] [stdout]     --> src/main.rs:1132:14
[INFO] [stdout]      |
[INFO] [stdout]  307 | impl LearningSystem {
[INFO] [stdout]      | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 1132 |     async fn generate_evaluation(
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `generate_evaluation` is never used
[INFO] [stdout]     --> src/main.rs:1132:14
[INFO] [stdout]      |
[INFO] [stdout]  307 | impl LearningSystem {
[INFO] [stdout]      | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 1132 |     async fn generate_evaluation(
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.11s
[INFO] running `Command { std: "docker" "inspect" "3fd22df2cddecc117c8084b11a35513b6b286de9e981486bfa01651d6f91433a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fd22df2cddecc117c8084b11a35513b6b286de9e981486bfa01651d6f91433a", kill_on_drop: false }`
[INFO] [stdout] 3fd22df2cddecc117c8084b11a35513b6b286de9e981486bfa01651d6f91433a
