[INFO] cloning repository https://github.com/fredhsu/learning-system
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fredhsu/learning-system" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffredhsu%2Flearning-system", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffredhsu%2Flearning-system'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 439c0d52e5e30df10ea19985a8d29ec5b5774c6b
[INFO] checking fredhsu/learning-system against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffredhsu%2Flearning-system" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fredhsu/learning-system
[INFO] finished tweaking git repo https://github.com/fredhsu/learning-system
[INFO] tweaked toml for git repo https://github.com/fredhsu/learning-system written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fredhsu/learning-system on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fredhsu/learning-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" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd27df5a0e1c6e33001e5b74f8c7cfd69bef756d815bf46a74cbd70ef9c75e67
[INFO] running `Command { std: "docker" "start" "-a" "cd27df5a0e1c6e33001e5b74f8c7cfd69bef756d815bf46a74cbd70ef9c75e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd27df5a0e1c6e33001e5b74f8c7cfd69bef756d815bf46a74cbd70ef9c75e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd27df5a0e1c6e33001e5b74f8c7cfd69bef756d815bf46a74cbd70ef9c75e67", kill_on_drop: false }`
[INFO] [stdout] cd27df5a0e1c6e33001e5b74f8c7cfd69bef756d815bf46a74cbd70ef9c75e67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1915a7ca648449244e98711a3eca7c105ca1b48276ea15d1474df606ed634d1
[INFO] running `Command { std: "docker" "start" "-a" "c1915a7ca648449244e98711a3eca7c105ca1b48276ea15d1474df606ed634d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
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[INFO] [stderr]    Compiling percent-encoding v2.3.1
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[INFO] [stderr]    Compiling chrono v0.4.41
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[INFO] [stderr]    Compiling tokio-stream v0.1.17
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[INFO] [stderr]    Compiling idna_adapter v1.2.1
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[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking tower v0.5.2
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[INFO] [stderr]    Compiling sqlx-core v0.8.6
[INFO] [stderr]     Checking sqlx-sqlite v0.8.6
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[INFO] [stderr]     Checking axum v0.7.9
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[INFO] [stderr]     Checking reqwest v0.12.23
[INFO] [stderr]     Checking sqlx v0.8.6
[INFO] [stderr]     Checking learning-system v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stdout] warning: struct `LLMMessage` is never constructed
[INFO] [stdout]  --> src/llm_providers.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct LLMMessage {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CardTopic` is never constructed
[INFO] [stdout]   --> src/models.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct CardTopic {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `QuizResponse` is never constructed
[INFO] [stdout]   --> src/models.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub struct QuizResponse {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BatchGradingResponse` is never constructed
[INFO] [stdout]    --> src/models.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub struct BatchGradingResponse {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LLMMessage` is never constructed
[INFO] [stdout]  --> src/llm_providers.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct LLMMessage {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CardTopic` is never constructed
[INFO] [stdout]   --> src/models.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct CardTopic {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `QuizResponse` is never constructed
[INFO] [stdout]   --> src/models.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub struct QuizResponse {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BatchGradingResponse` is never constructed
[INFO] [stdout]    --> src/models.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub struct BatchGradingResponse {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] running `Command { std: "docker" "inspect" "c1915a7ca648449244e98711a3eca7c105ca1b48276ea15d1474df606ed634d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1915a7ca648449244e98711a3eca7c105ca1b48276ea15d1474df606ed634d1", kill_on_drop: false }`
[INFO] [stdout] c1915a7ca648449244e98711a3eca7c105ca1b48276ea15d1474df606ed634d1
