[INFO] fetching crate idemio 0.1.1... [INFO] testing idemio-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate idemio 0.1.1 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate idemio 0.1.1 [INFO] finished tweaking crates.io crate idemio 0.1.1 [INFO] tweaked toml for crates.io crate idemio 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate idemio 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate idemio 0.1.1 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded log v0.4.27 [INFO] [stderr] Downloaded rustversion v1.0.21 [INFO] [stderr] Downloaded plotters-svg v0.3.7 [INFO] [stderr] Downloaded ciborium-io v0.2.2 [INFO] [stderr] Downloaded thiserror-impl v2.0.14 [INFO] [stderr] Downloaded windows-link v0.1.3 [INFO] [stderr] Downloaded anstyle v1.0.11 [INFO] [stderr] Downloaded oorandom v11.1.5 [INFO] [stderr] Downloaded tokio-macros v2.6.0 [INFO] [stderr] Downloaded anes v0.1.6 [INFO] [stderr] Downloaded windows-interface v0.59.1 [INFO] [stderr] Downloaded ciborium-ll v0.2.2 [INFO] [stderr] Downloaded cast v0.3.0 [INFO] [stderr] Downloaded plotters-backend v0.3.7 [INFO] [stderr] Downloaded windows-strings v0.4.2 [INFO] [stderr] Downloaded windows-implement v0.60.0 [INFO] [stderr] Downloaded async-trait v0.1.89 [INFO] [stderr] Downloaded windows-core v0.61.2 [INFO] [stderr] Downloaded half v2.6.0 [INFO] [stderr] Downloaded uuid v1.17.0 [INFO] [stderr] Downloaded cc v1.2.29 [INFO] [stderr] Downloaded criterion v0.7.0 [INFO] [stderr] Downloaded itertools v0.13.0 [INFO] [stderr] Downloaded hashbrown v0.15.4 [INFO] [stderr] Downloaded clap_builder v4.5.40 [INFO] [stderr] Downloaded plotters v0.3.7 [INFO] [stderr] Downloaded h2 v0.4.11 [INFO] [stderr] Downloaded chrono v0.4.41 [INFO] [stderr] Downloaded hyper v1.7.0 [INFO] [stderr] Downloaded serde_json v1.0.140 [INFO] [stderr] Downloaded indexmap v2.10.0 [INFO] [stderr] Downloaded http v1.3.1 [INFO] [stderr] Downloaded bumpalo v3.19.0 [INFO] [stderr] Downloaded clap v4.5.40 [INFO] [stderr] Downloaded tinytemplate v1.2.1 [INFO] [stderr] Downloaded dashmap v7.0.0-rc2 [INFO] [stderr] Downloaded parking_lot_core v0.9.11 [INFO] [stderr] Downloaded thiserror v2.0.14 [INFO] [stderr] Downloaded windows-result v0.3.4 [INFO] [stderr] Downloaded iana-time-zone v0.1.63 [INFO] [stderr] Downloaded ciborium v0.2.2 [INFO] [stderr] Downloaded clap_lex v0.7.5 [INFO] [stderr] Downloaded criterion-plot v0.6.0 [INFO] [stderr] Downloaded lock_api v0.4.13 [INFO] [stderr] Downloaded redox_syscall v0.5.13 [INFO] [stderr] Downloaded slab v0.4.10 [INFO] [stderr] Downloaded r-efi v5.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d59262b475da5c503037e9375d0202c7e03de7b1829c9ec4e7af1ba3cb6a0efb [INFO] running `Command { std: "docker" "start" "-a" "d59262b475da5c503037e9375d0202c7e03de7b1829c9ec4e7af1ba3cb6a0efb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d59262b475da5c503037e9375d0202c7e03de7b1829c9ec4e7af1ba3cb6a0efb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d59262b475da5c503037e9375d0202c7e03de7b1829c9ec4e7af1ba3cb6a0efb", kill_on_drop: false }` [INFO] [stdout] d59262b475da5c503037e9375d0202c7e03de7b1829c9ec4e7af1ba3cb6a0efb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4956de0e3fc93774c6071b7d9f0bd8c13208aed6852cc83777a01263696e9a9d [INFO] running `Command { std: "docker" "start" "-a" "4956de0e3fc93774c6071b7d9f0bd8c13208aed6852cc83777a01263696e9a9d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Compiling thiserror v2.0.14 [INFO] [stderr] Compiling pin-project-lite v0.2.16 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling slab v0.4.10 [INFO] [stderr] Compiling futures-core v0.3.31 [INFO] [stderr] Compiling hashbrown v0.15.4 [INFO] [stderr] Compiling equivalent v1.0.2 [INFO] [stderr] Compiling ryu v1.0.20 [INFO] [stderr] Compiling futures-task v0.3.31 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling itoa v1.0.15 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling iana-time-zone v0.1.63 [INFO] [stderr] Compiling log v0.4.27 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling once_cell v1.21.3 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.101 [INFO] [stderr] Compiling chrono v0.4.41 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling thiserror-impl v2.0.14 [INFO] [stderr] Compiling tokio-macros v2.6.0 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling async-trait v0.1.89 [INFO] [stderr] Compiling tokio v1.48.0 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling dashmap v7.0.0-rc2 [INFO] [stderr] Compiling uuid v1.17.0 [INFO] [stderr] Compiling idemio v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated functions `missing_route_info` and `invalid_exchange` are never used [INFO] [stdout] --> src/router/factory.rs:44:19 [INFO] [stdout] | [INFO] [stdout] 42 | impl ExchangeFactoryError { [INFO] [stdout] | ------------------------- associated functions in this implementation [INFO] [stdout] 43 | #[inline] [INFO] [stdout] 44 | pub(crate) fn missing_route_info(msg: impl Into) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | pub(crate) fn invalid_exchange(msg: impl Into) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static `FILE_CACHE` is never used [INFO] [stdout] --> src/cache/file.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | static FILE_CACHE: Lazy = Lazy::new(FileCache::new); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FileCache` is never constructed [INFO] [stdout] --> src/cache/file.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct FileCache { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/cache/file.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 15 | impl FileCache { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 16 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FileCacheError` is never constructed [INFO] [stdout] --> src/cache/file.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | pub struct FileCacheError { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `callback_error` is never used [INFO] [stdout] --> src/exchange.rs:365:19 [INFO] [stdout] | [INFO] [stdout] 342 | impl ExchangeError { [INFO] [stdout] | ------------------ associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 365 | pub(crate) fn callback_error(uuid: &Uuid, msg: impl Into) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/router/path/http/mod.rs:15:22 [INFO] [stdout] | [INFO] [stdout] 15 | fn split_path(path: &'_ str) -> Filter, fn(&&str) -> bool> { [INFO] [stdout] | ^^ ^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 15 | fn split_path(path: &'_ str) -> Filter, fn(&&str) -> bool> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.72s [INFO] running `Command { std: "docker" "inspect" "4956de0e3fc93774c6071b7d9f0bd8c13208aed6852cc83777a01263696e9a9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4956de0e3fc93774c6071b7d9f0bd8c13208aed6852cc83777a01263696e9a9d", kill_on_drop: false }` [INFO] [stdout] 4956de0e3fc93774c6071b7d9f0bd8c13208aed6852cc83777a01263696e9a9d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ea0c71e6a4a0a437acde5984de27926df9d6b963a10e440be1699720b6aeb23d [INFO] running `Command { std: "docker" "start" "-a" "ea0c71e6a4a0a437acde5984de27926df9d6b963a10e440be1699720b6aeb23d", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling half v2.6.0 [INFO] [stderr] Compiling clap_lex v0.7.5 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling anstyle v1.0.11 [INFO] [stderr] Compiling plotters-backend v0.3.7 [INFO] [stderr] Compiling ciborium-io v0.2.2 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling anes v0.1.6 [INFO] [stderr] Compiling oorandom v11.1.5 [INFO] [stderr] Compiling walkdir v2.5.0 [INFO] [stderr] Compiling plotters-svg v0.3.7 [INFO] [stderr] Compiling itertools v0.13.0 [INFO] [stderr] Compiling ciborium-ll v0.2.2 [INFO] [stderr] Compiling clap_builder v4.5.40 [INFO] [stderr] Compiling crossbeam-deque v0.8.6 [INFO] [stderr] Compiling rayon v1.10.0 [INFO] [stderr] Compiling plotters v0.3.7 [INFO] [stderr] Compiling chrono v0.4.41 [INFO] [stderr] Compiling criterion-plot v0.6.0 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling dashmap v7.0.0-rc2 [INFO] [stderr] Compiling uuid v1.17.0 [INFO] [stderr] Compiling clap v4.5.40 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling idemio v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated functions `missing_route_info` and `invalid_exchange` are never used [INFO] [stdout] --> src/router/factory.rs:44:19 [INFO] [stdout] | [INFO] [stdout] 42 | impl ExchangeFactoryError { [INFO] [stdout] | ------------------------- associated functions in this implementation [INFO] [stdout] 43 | #[inline] [INFO] [stdout] 44 | pub(crate) fn missing_route_info(msg: impl Into) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | pub(crate) fn invalid_exchange(msg: impl Into) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static `FILE_CACHE` is never used [INFO] [stdout] --> src/cache/file.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | static FILE_CACHE: Lazy = Lazy::new(FileCache::new); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FileCache` is never constructed [INFO] [stdout] --> src/cache/file.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct FileCache { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/cache/file.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 15 | impl FileCache { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 16 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FileCacheError` is never constructed [INFO] [stdout] --> src/cache/file.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | pub struct FileCacheError { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `callback_error` is never used [INFO] [stdout] --> src/exchange.rs:365:19 [INFO] [stdout] | [INFO] [stdout] 342 | impl ExchangeError { [INFO] [stdout] | ------------------ associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 365 | pub(crate) fn callback_error(uuid: &Uuid, msg: impl Into) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/router/path/http/mod.rs:15:22 [INFO] [stdout] | [INFO] [stdout] 15 | fn split_path(path: &'_ str) -> Filter, fn(&&str) -> bool> { [INFO] [stdout] | ^^ ^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 15 | fn split_path(path: &'_ str) -> Filter, fn(&&str) -> bool> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling criterion v0.7.0 [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `hyper` [INFO] [stdout] --> src/exchange.rs:420:9 [INFO] [stdout] | [INFO] [stdout] 420 | use hyper::body::Bytes; [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `hyper` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `hyper`, use `cargo add hyper` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/exchange.rs:459:22 [INFO] [stdout] | [INFO] [stdout] 459 | let output = exchange.take_output().await.unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/exchange.rs:474:21 [INFO] [stdout] | [INFO] [stdout] 474 | let input = exchange.take_input().await.unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0433. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `idemio` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "ea0c71e6a4a0a437acde5984de27926df9d6b963a10e440be1699720b6aeb23d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea0c71e6a4a0a437acde5984de27926df9d6b963a10e440be1699720b6aeb23d", kill_on_drop: false }` [INFO] [stdout] ea0c71e6a4a0a437acde5984de27926df9d6b963a10e440be1699720b6aeb23d