[INFO] cloning repository https://github.com/vuongDang/rust_playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vuongDang/rust_playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FvuongDang%2Frust_playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FvuongDang%2Frust_playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f95394d4d0def27cc45c774505753e817c680ae
[INFO] checking vuongDang/rust_playground against try#51de2e90f91fdec6cf64ff542a4e15b9c177a797 for pr-147294
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FvuongDang%2Frust_playground" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vuongDang/rust_playground
[INFO] finished tweaking git repo https://github.com/vuongDang/rust_playground
[INFO] tweaked toml for git repo https://github.com/vuongDang/rust_playground written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vuongDang/rust_playground on toolchain 51de2e90f91fdec6cf64ff542a4e15b9c177a797
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vuongDang/rust_playground 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" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytesize v1.3.2
[INFO] [stderr]   Downloaded rust-multipart-rfc7578_2 v0.7.0
[INFO] [stderr]   Downloaded pretty_env_logger v0.5.0
[INFO] [stderr]   Downloaded reserve-port v2.1.0
[INFO] [stderr]   Downloaded tempfile v3.19.0
[INFO] [stderr]   Downloaded auto-future v1.0.0
[INFO] [stderr]   Downloaded tonic-build v0.13.0
[INFO] [stderr]   Downloaded axum-core v0.5.0
[INFO] [stderr]   Downloaded axum-test v17.2.0
[INFO] [stderr]   Downloaded rustls-webpki v0.103.0
[INFO] [stderr]   Downloaded rustls v0.23.24
[INFO] [stderr]   Downloaded rustix v1.0.2
[INFO] [stderr]   Downloaded tonic v0.13.0
[INFO] [stderr]   Downloaded axum v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b30980f0c4141c51f73512644fc7d0744d243dc2fa056a8f40cc0ea5ab873fce
[INFO] running `Command { std: "docker" "start" "-a" "b30980f0c4141c51f73512644fc7d0744d243dc2fa056a8f40cc0ea5ab873fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b30980f0c4141c51f73512644fc7d0744d243dc2fa056a8f40cc0ea5ab873fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b30980f0c4141c51f73512644fc7d0744d243dc2fa056a8f40cc0ea5ab873fce", kill_on_drop: false }`
[INFO] [stdout] b30980f0c4141c51f73512644fc7d0744d243dc2fa056a8f40cc0ea5ab873fce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 877ccb8b64eb78ca90c7ce94675a1fc51ee757fb8b93c0ce5d16f6eaefa8c757
[INFO] running `Command { std: "docker" "start" "-a" "877ccb8b64eb78ca90c7ce94675a1fc51ee757fb8b93c0ce5d16f6eaefa8c757", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]     Checking log v0.4.26
[INFO] [stderr]     Checking once_cell v1.20.3
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]    Compiling zerocopy v0.8.23
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling rustix v1.0.2
[INFO] [stderr]    Compiling cc v1.2.15
[INFO] [stderr]    Compiling linux-raw-sys v0.9.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling litemap v0.7.5
[INFO] [stderr]    Compiling time-core v0.1.3
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]    Compiling rustversion v1.0.19
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling time-macros v0.2.20
[INFO] [stderr]    Compiling rustls v0.23.24
[INFO] [stderr]    Compiling rustls-pki-types v1.11.0
[INFO] [stderr]     Checking matchit v0.8.4
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking indexmap v2.8.0
[INFO] [stderr]    Compiling prettyplease v0.2.31
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]     Checking uuid v1.16.0
[INFO] [stderr]    Compiling tokio v1.44.1
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling multimap v0.10.0
[INFO] [stderr]    Compiling webpki-roots v0.26.8
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]     Checking time v0.3.39
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]     Checking base64ct v1.7.3
[INFO] [stderr]     Checking clap_builder v4.5.32
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling tempfile v3.19.0
[INFO] [stderr]     Checking password-hash v0.5.0
[INFO] [stderr]     Checking stringprep v0.1.5
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]     Checking rand v0.8.5
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[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking whoami v1.5.2
[INFO] [stderr]     Checking humantime v2.2.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking chrono v0.4.39
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling cookie v0.18.1
[INFO] [stderr]     Checking rand v0.9.0
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking pretty_assertions v1.4.1
[INFO] [stderr]     Checking auto-future v1.0.0
[INFO] [stderr]     Checking bytesize v1.3.2
[INFO] [stderr]     Checking specialization v0.1.0 (/opt/rustwide/workdir/specialization)
[INFO] [stderr]     Checking miscellaneous v0.1.0 (/opt/rustwide/workdir/miscellaneous)
[INFO] [stderr]     Checking concurrency v0.1.0 (/opt/rustwide/workdir/concurrency)
[INFO] [stdout] warning: trait `DisplayExt` is never used
[INFO] [stdout]   --> miscellaneous/src/extension_pattern.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | trait DisplayExt: Display {
[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 `UniqueIterator` is never constructed
[INFO] [stdout]   --> miscellaneous/src/extension_pattern.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct UniqueIterator<I>
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IteratorExt` is never used
[INFO] [stdout]   --> miscellaneous/src/extension_pattern.rs:36:7
[INFO] [stdout]    |
[INFO] [stdout] 36 | trait IteratorExt: Iterator {
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> miscellaneous/src/extension_pattern.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn main() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `DisplayExt` is never used
[INFO] [stdout]   --> miscellaneous/src/extension_pattern.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | trait DisplayExt: Display {
[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 `UniqueIterator` is never constructed
[INFO] [stdout]   --> miscellaneous/src/extension_pattern.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct UniqueIterator<I>
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IteratorExt` is never used
[INFO] [stdout]   --> miscellaneous/src/extension_pattern.rs:36:7
[INFO] [stdout]    |
[INFO] [stdout] 36 | trait IteratorExt: Iterator {
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> miscellaneous/src/extension_pattern.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn main() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]     Checking pretty_env_logger v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
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[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]     Checking rustls-webpki v0.103.0
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking thiserror v2.0.12
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]     Checking reserve-port v2.1.0
[INFO] [stderr]     Checking rust-multipart-rfc7578_2 v0.7.0
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]     Checking axum-core v0.5.0
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling macros v0.1.0 (/opt/rustwide/workdir/macros)
[INFO] [stderr]     Checking clap v4.5.32
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
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[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]    Compiling icu_properties v1.5.1
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[INFO] [stderr]     Checking serde_json v1.0.140
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[INFO] [stderr]     Checking icu_normalizer v1.5.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]     Checking futures-intrusive v0.5.0
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]    Compiling sqlx-core v0.8.3
[INFO] [stderr]    Compiling prost-derive v0.13.5
[INFO] [stderr]    Compiling prost v0.13.5
[INFO] [stderr]    Compiling prost-types v0.13.5
[INFO] [stderr]    Compiling sqlx-postgres v0.8.3
[INFO] [stderr]     Checking tokio-util v0.7.14
[INFO] [stderr]     Checking h2 v0.4.8
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]    Compiling prost-build v0.13.5
[INFO] [stderr]    Compiling tonic-build v0.13.0
[INFO] [stderr]    Compiling microservices v0.1.0 (/opt/rustwide/workdir/bootcamp/microservices)
[INFO] [stderr]    Compiling sqlx-macros-core v0.8.3
[INFO] [stderr]     Checking hyper v1.6.0
[INFO] [stderr]    Compiling sqlx-macros v0.8.3
[INFO] [stderr]     Checking hyper-util v0.1.10
[INFO] [stderr]     Checking sqlx v0.8.3
[INFO] [stderr]     Checking axum v0.8.1
[INFO] [stderr]     Checking hyper-timeout v0.5.2
[INFO] [stderr]     Checking tonic v0.13.0
[INFO] [stderr]     Checking stackoverflow v0.1.0 (/opt/rustwide/workdir/bootcamp/stackoverflow)
[INFO] [stderr]     Checking axum-test v17.2.0
[INFO] [stdout] error: error communicating with database: Connection refused (os error 111)
[INFO] [stdout]   --> bootcamp/stackoverflow/src/persistance/questions_dao.rs:85:23
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let records = sqlx::query!(r"SELECT * FROM questions")
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::sqlx_macros::expand_query` which comes from the expansion of the macro `sqlx::query` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> bootcamp/stackoverflow/src/persistance/questions_dao.rs:88:14
[INFO] [stdout]    |
[INFO] [stdout] 88 |             .map_err(|e| DBError::Other(Box::new(e)))?;
[INFO] [stdout]    |              ^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stackoverflow` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "877ccb8b64eb78ca90c7ce94675a1fc51ee757fb8b93c0ce5d16f6eaefa8c757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "877ccb8b64eb78ca90c7ce94675a1fc51ee757fb8b93c0ce5d16f6eaefa8c757", kill_on_drop: false }`
[INFO] [stdout] 877ccb8b64eb78ca90c7ce94675a1fc51ee757fb8b93c0ce5d16f6eaefa8c757