[INFO] cloning repository https://github.com/clechasseur/auxiliaire
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clechasseur/auxiliaire" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclechasseur%2Fauxiliaire", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclechasseur%2Fauxiliaire'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 041ee05dbd78c5c08e29520c0e1d8af8d5bb722c
[INFO] checking clechasseur/auxiliaire against 416264364aa47959f5827723e1d7dabc95d0744b for pr-162242
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclechasseur%2Fauxiliaire" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/clechasseur/auxiliaire
[INFO] finished tweaking git repo https://github.com/clechasseur/auxiliaire
[INFO] tweaked toml for git repo https://github.com/clechasseur/auxiliaire written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/clechasseur/auxiliaire on toolchain 416264364aa47959f5827723e1d7dabc95d0744b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/clechasseur/auxiliaire 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" "+416264364aa47959f5827723e1d7dabc95d0744b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:49:1
[INFO] [stderr]    |
[INFO] [stderr] 49 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `auxiliaire` (manifest) generated 1 warning
[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 tokio-macros v2.7.2
[INFO] [stderr]   Downloaded jiff-static v0.2.35
[INFO] [stderr]   Downloaded retry-policies v0.5.2
[INFO] [stderr]   Downloaded psl-types v2.0.11
[INFO] [stderr]   Downloaded assert_matches v1.5.0
[INFO] [stderr]   Downloaded time-core v0.1.9
[INFO] [stderr]   Downloaded defmt-parser v1.0.0
[INFO] [stderr]   Downloaded env_filter v2.0.0
[INFO] [stderr]   Downloaded test-log-core v0.2.21
[INFO] [stderr]   Downloaded num-conv v0.2.2
[INFO] [stderr]   Downloaded test-log v0.2.21
[INFO] [stderr]   Downloaded assert-json-diff v2.0.2
[INFO] [stderr]   Downloaded test-log-macros v0.2.21
[INFO] [stderr]   Downloaded strum v0.28.0
[INFO] [stderr]   Downloaded num_cpus v1.17.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.77
[INFO] [stderr]   Downloaded deadpool-runtime v0.1.4
[INFO] [stderr]   Downloaded clap-verbosity-flag v3.0.4
[INFO] [stderr]   Downloaded wiremock v0.6.5
[INFO] [stderr]   Downloaded jiff-tzdb-platform v0.1.3
[INFO] [stderr]   Downloaded mockall_double v0.3.1
[INFO] [stderr]   Downloaded predicates-tree v1.0.13
[INFO] [stderr]   Downloaded termtree v0.5.1
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.127
[INFO] [stderr]   Downloaded rustls-platform-verifier-android v0.1.1
[INFO] [stderr]   Downloaded android_system_properties v0.1.6
[INFO] [stderr]   Downloaded derive_builder_macro v0.20.2
[INFO] [stderr]   Downloaded difflib v0.4.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.127
[INFO] [stderr]   Downloaded predicates-core v1.0.10
[INFO] [stderr]   Downloaded reqwest-middleware v0.5.2
[INFO] [stderr]   Downloaded reessaie v4.0.0
[INFO] [stderr]   Downloaded find-msvc-tools v0.1.11
[INFO] [stderr]   Downloaded async-trait v0.1.92
[INFO] [stderr]   Downloaded reqwest-retry v0.9.1
[INFO] [stderr]   Downloaded defmt-macros v1.1.1
[INFO] [stderr]   Downloaded strum_macros v0.28.0
[INFO] [stderr]   Downloaded either v1.18.0
[INFO] [stderr]   Downloaded env_logger v0.11.11
[INFO] [stderr]   Downloaded ipnet v2.12.1
[INFO] [stderr]   Downloaded derive_builder v0.20.2
[INFO] [stderr]   Downloaded predicates v3.1.4
[INFO] [stderr]   Downloaded wasm-streams v0.5.0
[INFO] [stderr]   Downloaded cookie_store v0.22.1
[INFO] [stderr]   Downloaded time-macros v0.2.32
[INFO] [stderr]   Downloaded derive_builder_core v0.20.2
[INFO] [stderr]   Downloaded assert_cmd v2.2.2
[INFO] [stderr]   Downloaded wasmtimer v0.4.3
[INFO] [stderr]   Downloaded deadpool v0.12.3
[INFO] [stderr]   Downloaded cookie v0.18.2
[INFO] [stderr]   Downloaded portable-atomic-util v0.2.7
[INFO] [stderr]   Downloaded defmt v1.1.1
[INFO] [stderr]   Downloaded mini_exercism v8.1.0
[INFO] [stderr]   Downloaded jiff-tzdb v0.1.8
[INFO] [stderr]   Downloaded publicsuffix v2.3.0
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.127
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.127
[INFO] [stderr]   Downloaded cc v1.4.4
[INFO] [stderr]   Downloaded js-sys v0.3.104
[INFO] [stderr]   Downloaded reqwest v0.13.4
[INFO] [stderr]   Downloaded webpki-root-certs v1.0.9
[INFO] [stderr]   Downloaded jiff-core v0.1.0
[INFO] [stderr]   Downloaded regex v1.13.1
[INFO] [stderr]   Downloaded itertools v0.15.0
[INFO] [stderr]   Downloaded hyper v1.11.0
[INFO] [stderr]   Downloaded aho-corasick v1.1.5
[INFO] [stderr]   Downloaded portable-atomic v1.15.0
[INFO] [stderr]   Downloaded aws-lc-rs v1.18.0
[INFO] [stderr]   Downloaded syn v3.0.4
[INFO] [stderr]   Downloaded time v0.3.55
[INFO] [stderr]   Downloaded simd_cesu8 v1.2.0
[INFO] [stderr]   Downloaded bstr v1.13.1
[INFO] [stderr]   Downloaded rustls v0.23.43
[INFO] [stderr]   Downloaded regex-automata v0.4.18
[INFO] [stderr]   Downloaded jiff v0.2.35
[INFO] [stderr]   Downloaded web-sys v0.3.104
[INFO] [stderr]   Downloaded aws-lc-sys v0.44.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 81048c015ec59f7ead1d1df723a0d3417732165a576ea4e70229ca879ed61a79
[INFO] running `Command { std: "docker" "start" "81048c015ec59f7ead1d1df723a0d3417732165a576ea4e70229ca879ed61a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81048c015ec59f7ead1d1df723a0d3417732165a576ea4e70229ca879ed61a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "81048c015ec59f7ead1d1df723a0d3417732165a576ea4e70229ca879ed61a79" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81048c015ec59f7ead1d1df723a0d3417732165a576ea4e70229ca879ed61a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "81048c015ec59f7ead1d1df723a0d3417732165a576ea4e70229ca879ed61a79" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:49:1
[INFO] [stderr]    |
[INFO] [stderr] 49 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `auxiliaire` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]     Checking memchr v2.8.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking bytes v1.12.1
[INFO] [stderr]     Checking futures-core v0.3.34
[INFO] [stderr]    Compiling find-msvc-tools v0.1.11
[INFO] [stderr]     Checking smallvec v1.15.2
[INFO] [stderr]     Checking futures-sink v0.3.34
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]     Checking writeable v0.6.4
[INFO] [stderr]    Compiling pkg-config v0.3.34
[INFO] [stderr]     Checking litemap v0.8.3
[INFO] [stderr]    Compiling icu_properties_data v2.3.0
[INFO] [stderr]     Checking slab v0.4.12
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling icu_normalizer_data v2.3.0
[INFO] [stderr]     Checking futures-channel v0.3.34
[INFO] [stderr]     Checking log v0.4.34
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]     Checking http v1.5.0
[INFO] [stderr]     Checking futures-task v0.3.34
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling syn v3.0.4
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]     Checking futures-io v0.3.34
[INFO] [stderr]    Compiling aws-lc-rs v1.18.0
[INFO] [stderr]     Checking zeroize v1.9.0
[INFO] [stderr]    Compiling zmij v1.0.23
[INFO] [stderr]     Checking rustls-pki-types v1.15.1
[INFO] [stderr]     Checking hashbrown v0.17.1
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling jobserver v0.1.35
[INFO] [stderr]     Checking http-body v1.1.0
[INFO] [stderr]     Checking mio v1.2.2
[INFO] [stderr]     Checking socket2 v0.6.5
[INFO] [stderr]    Compiling cc v1.4.4
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]    Compiling rustls v0.23.43
[INFO] [stderr]     Checking indexmap v2.14.0
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling time-core v0.1.9
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling num-conv v0.2.2
[INFO] [stderr]    Compiling cookie v0.18.2
[INFO] [stderr]    Compiling time-macros v0.2.32
[INFO] [stderr]     Checking ipnet v2.12.1
[INFO] [stderr]     Checking deranged v0.5.8
[INFO] [stderr]     Checking aho-corasick v1.1.5
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking psl-types v2.0.11
[INFO] [stderr]     Checking regex-syntax v0.8.11
[INFO] [stderr]    Compiling cmake v0.1.58
[INFO] [stderr]     Checking rand_core v0.10.1
[INFO] [stderr]     Checking openssl-probe v0.2.1
[INFO] [stderr]     Checking time v0.3.55
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]     Checking rustls-native-certs v0.8.4
[INFO] [stderr]     Checking http-body-util v0.1.5
[INFO] [stderr]     Checking ryu v1.0.23
[INFO] [stderr]    Compiling aws-lc-sys v0.44.0
[INFO] [stderr]     Checking bitflags v2.13.1
[INFO] [stderr]    Compiling autocfg v1.5.1
[INFO] [stderr]    Compiling thiserror v2.0.20
[INFO] [stderr]     Checking cpufeatures v0.3.0
[INFO] [stderr]    Compiling anyhow v1.0.104
[INFO] [stderr]     Checking chacha20 v0.10.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking rand v0.10.2
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking retry-policies v0.5.2
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking clap_builder v4.6.6
[INFO] [stderr]     Checking chrono v0.4.45
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]     Checking thread_local v1.1.10
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking predicates-core v1.0.10
[INFO] [stderr]     Checking jiff-core v0.1.0
[INFO] [stderr]     Checking either v1.18.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.6
[INFO] [stderr]    Compiling displaydoc v0.2.7
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling tokio-macros v2.7.2
[INFO] [stderr]    Compiling futures-macro v0.3.34
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]     Checking tokio v1.53.1
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]     Checking futures-util v0.3.34
[INFO] [stderr]     Checking zerofrom v0.1.8
[INFO] [stderr]    Compiling thiserror-impl v2.0.20
[INFO] [stderr]     Checking yoke v0.8.3
[INFO] [stderr]     Checking zerovec v0.11.8
[INFO] [stderr]     Checking zerotrie v0.2.5
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]     Checking tinystr v0.8.4
[INFO] [stderr]     Checking potential_utf v0.1.6
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]     Checking icu_collections v2.3.0
[INFO] [stderr]    Compiling async-trait v0.1.92
[INFO] [stderr]     Checking icu_locale_core v2.3.0
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]    Compiling strum_macros v0.28.0
[INFO] [stderr]    Compiling clap_derive v4.6.4
[INFO] [stderr]     Checking icu_provider v2.3.1
[INFO] [stderr]     Checking icu_properties v2.3.0
[INFO] [stderr]     Checking icu_normalizer v2.3.0
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]     Checking derive_builder v0.20.2
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]    Compiling mockall_double v0.3.1
[INFO] [stderr]     Checking jiff v0.2.35
[INFO] [stderr]     Checking futures-executor v0.3.34
[INFO] [stderr]     Checking futures v0.3.34
[INFO] [stderr]     Checking itertools v0.15.0
[INFO] [stderr]     Checking idna_adapter v1.2.2
[INFO] [stderr]     Checking strum v0.28.0
[INFO] [stderr]    Compiling test-log-core v0.2.21
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking env_filter v2.0.0
[INFO] [stderr]     Checking clap v4.6.6
[INFO] [stderr]     Checking termtree v0.5.1
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking publicsuffix v2.3.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking tracing-serde v0.2.0
[INFO] [stderr]     Checking clap-verbosity-flag v3.0.4
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]     Checking deadpool-runtime v0.1.4
[INFO] [stderr]     Checking tokio-util v0.7.19
[INFO] [stderr]     Checking tower v0.5.3
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]    Compiling assert_cmd v2.2.2
[INFO] [stderr]     Checking cookie_store v0.22.1
[INFO] [stderr]     Checking predicates v3.1.4
[INFO] [stderr]     Checking h2 v0.4.19
[INFO] [stderr]     Checking tower-http v0.6.11
[INFO] [stderr]     Checking deadpool v0.12.3
[INFO] [stderr]     Checking predicates-tree v1.0.13
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]     Checking env_logger v0.11.11
[INFO] [stderr]    Compiling test-log-macros v0.2.21
[INFO] [stderr]     Checking bstr v1.13.1
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking test-log v0.2.21
[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]     Checking hyper v1.11.0
[INFO] [stderr]     Checking hyper-util v0.1.20
[INFO] [stderr]     Checking wiremock v0.6.5
[INFO] [stderr]     Checking rustls-webpki v0.103.15
[INFO] [stderr]     Checking tokio-rustls v0.26.4
[INFO] [stderr]     Checking rustls-platform-verifier v0.7.0
[INFO] [stderr]     Checking hyper-rustls v0.27.9
[INFO] [stderr]     Checking reqwest v0.13.4
[INFO] [stderr]     Checking reqwest-middleware v0.5.2
[INFO] [stderr]     Checking reqwest-retry v0.9.1
[INFO] [stderr]     Checking reessaie v4.0.0
[INFO] [stderr]     Checking mini_exercism v8.1.0
[INFO] [stderr]     Checking auxiliaire v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: overflow evaluating the requirement `impl Future<Output = std::result::Result<(), anyhow::Error>>: Send`
[INFO] [stdout]    --> src/command/backup.rs:191:35
[INFO] [stdout]     |
[INFO] [stdout] 191 |                         task_pool.spawn(Self::backup_solution(
[INFO] [stdout]     |                                   ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: which requires `{async fn body of BackupCommand::backup_solution()}: Send`
[INFO] [stdout]     = note: which requires `{coroutine witness@src/command/backup.rs:223:21: 396:6}: Send`
[INFO] [stdout]     = note: which requires `Instrumented<{async block@src/command/backup.rs:212:39: 218:6}>: Send`
[INFO] [stdout]     = note: which requires `ManuallyDrop<{async block@src/command/backup.rs:212:39: 218:6}>: Send`
[INFO] [stdout]     = note: which requires `MaybeDangling<{async block@src/command/backup.rs:212:39: 218:6}>: Send`
[INFO] [stdout]     = note: which requires `{async block@src/command/backup.rs:212:39: 218:6}: Send`
[INFO] [stdout]     = note: which requires `{coroutine witness@src/command/backup.rs:212:39: 218:6}: Send`
[INFO] [stdout]     = note: which requires `{async block@src/command/backup.rs:212:39: 218:6}: Send`
[INFO] [stdout]     = note: which requires `{coroutine witness@src/command/backup.rs:212:39: 218:6}: Send`
[INFO] [stdout]     = note: which requires `impl Future<Output = std::result::Result<Vec<Iteration>, anyhow::Error>>: Send`
[INFO] [stdout]     = note: which requires `{async fn body of BackupCommand::get_matching_solution_iterations()}: Send`
[INFO] [stdout]     = note: which requires `{coroutine witness@src/command/backup.rs:908:33: 951:6}: Send`
[INFO] [stdout]     = note: which requires `Instrumented<{async block@src/command/backup.rs:898:39: 904:6}>: Send`
[INFO] [stdout]     = note: which requires `ManuallyDrop<{async block@src/command/backup.rs:898:39: 904:6}>: Send`
[INFO] [stdout]     = note: which requires `MaybeDangling<{async block@src/command/backup.rs:898:39: 904:6}>: Send`
[INFO] [stdout]     = note: and so on...
[INFO] [stdout]     = help: consider adding a manual `impl` of auto traits like `Send` for intermediate types, if auto traits are involved
[INFO] [stdout]     = help: or consider increasing the recursion limit by adding a `#![recursion_limit = "256"]` attribute to your crate (`auxiliaire`)
[INFO] [stdout]     = note: this lint is attached to the whole crate and can't be disabled on a per-function basis
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #159228 <https://github.com/rust-lang/rust/issues/159228>
[INFO] [stdout]     = note: `#[warn(recursion_depth_exceeding_limit)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: overflow evaluating the requirement `impl Future<Output = std::result::Result<(), anyhow::Error>>: Send`
[INFO] [stdout]    --> src/command/backup.rs:191:35
[INFO] [stdout]     |
[INFO] [stdout] 191 |                         task_pool.spawn(Self::backup_solution(
[INFO] [stdout]     |                                   ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: which requires `{async fn body of BackupCommand::backup_solution()}: Send`
[INFO] [stdout]     = note: which requires `{coroutine witness@src/command/backup.rs:223:21: 396:6}: Send`
[INFO] [stdout]     = note: which requires `Instrumented<{async block@src/command/backup.rs:212:39: 218:6}>: Send`
[INFO] [stdout]     = note: which requires `ManuallyDrop<{async block@src/command/backup.rs:212:39: 218:6}>: Send`
[INFO] [stdout]     = note: which requires `MaybeDangling<{async block@src/command/backup.rs:212:39: 218:6}>: Send`
[INFO] [stdout]     = note: which requires `{async block@src/command/backup.rs:212:39: 218:6}: Send`
[INFO] [stdout]     = note: which requires `{coroutine witness@src/command/backup.rs:212:39: 218:6}: Send`
[INFO] [stdout]     = note: which requires `{async block@src/command/backup.rs:212:39: 218:6}: Send`
[INFO] [stdout]     = note: which requires `{coroutine witness@src/command/backup.rs:212:39: 218:6}: Send`
[INFO] [stdout]     = note: which requires `impl Future<Output = std::result::Result<Vec<mini_exercism::api::v2::iteration::Iteration>, anyhow::Error>>: Send`
[INFO] [stdout]     = note: which requires `{async fn body of BackupCommand::get_matching_solution_iterations()}: Send`
[INFO] [stdout]     = note: which requires `{coroutine witness@src/command/backup.rs:908:33: 951:6}: Send`
[INFO] [stdout]     = note: which requires `Instrumented<{async block@src/command/backup.rs:898:39: 904:6}>: Send`
[INFO] [stdout]     = note: which requires `ManuallyDrop<{async block@src/command/backup.rs:898:39: 904:6}>: Send`
[INFO] [stdout]     = note: which requires `MaybeDangling<{async block@src/command/backup.rs:898:39: 904:6}>: Send`
[INFO] [stdout]     = note: and so on...
[INFO] [stdout]     = help: consider adding a manual `impl` of auto traits like `Send` for intermediate types, if auto traits are involved
[INFO] [stdout]     = help: or consider increasing the recursion limit by adding a `#![recursion_limit = "256"]` attribute to your crate (`auxiliaire`)
[INFO] [stdout]     = note: this lint is attached to the whole crate and can't be disabled on a per-function basis
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #159228 <https://github.com/rust-lang/rust/issues/159228>
[INFO] [stdout]     = note: `#[warn(recursion_depth_exceeding_limit)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 49s
[INFO] running `Command { std: "docker" "inspect" "81048c015ec59f7ead1d1df723a0d3417732165a576ea4e70229ca879ed61a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81048c015ec59f7ead1d1df723a0d3417732165a576ea4e70229ca879ed61a79", kill_on_drop: false }`
[INFO] [stdout] 81048c015ec59f7ead1d1df723a0d3417732165a576ea4e70229ca879ed61a79
