[INFO] fetching crate flowrstructs 0.34.6... [INFO] testing flowrstructs-0.34.6 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate flowrstructs 0.34.6 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate flowrstructs 0.34.6 [INFO] finished tweaking crates.io crate flowrstructs 0.34.6 [INFO] tweaked toml for crates.io crate flowrstructs 0.34.6 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate flowrstructs 0.34.6 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 59 packages to latest compatible versions [INFO] [stderr] Adding simpath v2.2.1 (available: v2.5.0) [INFO] [stderr] Adding url v2.2.2 (available: v2.5.7) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f2efe695f195e9ccfdbfae8626138283aa5edc29ed674129daa39d741fb0b6d3 [INFO] running `Command { std: "docker" "start" "-a" "f2efe695f195e9ccfdbfae8626138283aa5edc29ed674129daa39d741fb0b6d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f2efe695f195e9ccfdbfae8626138283aa5edc29ed674129daa39d741fb0b6d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2efe695f195e9ccfdbfae8626138283aa5edc29ed674129daa39d741fb0b6d3", kill_on_drop: false }` [INFO] [stdout] f2efe695f195e9ccfdbfae8626138283aa5edc29ed674129daa39d741fb0b6d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e3feb56adcf036f88d47c358210a244035ae11980236c7c6c3b54d3145006633 [INFO] running `Command { std: "docker" "start" "-a" "e3feb56adcf036f88d47c358210a244035ae11980236c7c6c3b54d3145006633", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling libz-sys v1.1.22 [INFO] [stderr] Compiling curl-sys v0.4.83+curl-8.15.0 [INFO] [stderr] Compiling curl v0.4.49 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling socket2 v0.6.0 [INFO] [stderr] Compiling object v0.37.3 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling flow_impl v0.21.0 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling backtrace v0.3.76 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling url v2.2.2 [INFO] [stderr] Compiling simpath v2.2.1 [INFO] [stderr] Compiling provider v0.34.7 [INFO] [stderr] Compiling flowrstructs v0.34.6 (/opt/rustwide/workdir) [INFO] [stdout] error[E0432]: unresolved import `provider::content::provider` [INFO] [stdout] --> src/lib_manifest.rs:8:24 [INFO] [stdout] | [INFO] [stdout] 8 | use provider::content::provider::Provider; [INFO] [stdout] | ^^^^^^^^ could not find `provider` in `content` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `provider::content::provider` [INFO] [stdout] --> src/manifest.rs:5:24 [INFO] [stdout] | [INFO] [stdout] 5 | use provider::content::provider::Provider; [INFO] [stdout] | ^^^^^^^^ could not find `provider` in `content` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0603]: module `content` is private [INFO] [stdout] --> src/lib_manifest.rs:8:15 [INFO] [stdout] | [INFO] [stdout] 8 | use provider::content::provider::Provider; [INFO] [stdout] | ^^^^^^^ private module [INFO] [stdout] | [INFO] [stdout] note: the module `content` is defined here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/provider-0.34.7/src/lib.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | mod content; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0603]: module `content` is private [INFO] [stdout] --> src/manifest.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use provider::content::provider::Provider; [INFO] [stdout] | ^^^^^^^ private module [INFO] [stdout] | [INFO] [stdout] note: the module `content` is defined here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/provider-0.34.7/src/lib.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | mod content; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused attribute `doc` [INFO] [stdout] --> src/lib.rs:26:1 [INFO] [stdout] | [INFO] [stdout] 26 | #[doc(hidden)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `error_chain` [INFO] [stdout] --> src/lib.rs:27:1 [INFO] [stdout] | [INFO] [stdout] 27 | error_chain! { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `has_error_description_deprecated` [INFO] [stdout] --> src/lib.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | error_chain! {} [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `impl_error_chain_processed` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `impl_error_chain_processed` may come from an old version of the `error_chain` crate, try updating your dependency with `cargo update -p error_chain` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `has_error_description_deprecated` [INFO] [stdout] --> src/lib.rs:27:1 [INFO] [stdout] | [INFO] [stdout] 27 | / error_chain! { [INFO] [stdout] 28 | | types { [INFO] [stdout] 29 | | Error, ErrorKind, ResultExt, Result; [INFO] [stdout] ... | [INFO] [stdout] 38 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `impl_error_chain_processed` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `impl_error_chain_processed` may come from an old version of the `error_chain` crate, try updating your dependency with `cargo update -p error_chain` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0432, E0603. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `flowrstructs` (lib) due to 4 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "e3feb56adcf036f88d47c358210a244035ae11980236c7c6c3b54d3145006633", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3feb56adcf036f88d47c358210a244035ae11980236c7c6c3b54d3145006633", kill_on_drop: false }` [INFO] [stdout] e3feb56adcf036f88d47c358210a244035ae11980236c7c6c3b54d3145006633