[INFO] cloning repository https://github.com/RustSandbox/Future-Trait-Tutorial [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RustSandbox/Future-Trait-Tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustSandbox%2FFuture-Trait-Tutorial", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustSandbox%2FFuture-Trait-Tutorial'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3003d138cfc55193e4377cbdb26c1073166d2537 [INFO] checking RustSandbox/Future-Trait-Tutorial against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustSandbox%2FFuture-Trait-Tutorial" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/RustSandbox/Future-Trait-Tutorial [INFO] finished tweaking git repo https://github.com/RustSandbox/Future-Trait-Tutorial [INFO] tweaked toml for git repo https://github.com/RustSandbox/Future-Trait-Tutorial written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/RustSandbox/Future-Trait-Tutorial on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/RustSandbox/Future-Trait-Tutorial 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 10af7125bbcf1d85e7e6b178bd1cdeb600ee204401dc2237ec3a7868da6a20ac [INFO] running `Command { std: "docker" "start" "-a" "10af7125bbcf1d85e7e6b178bd1cdeb600ee204401dc2237ec3a7868da6a20ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "10af7125bbcf1d85e7e6b178bd1cdeb600ee204401dc2237ec3a7868da6a20ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10af7125bbcf1d85e7e6b178bd1cdeb600ee204401dc2237ec3a7868da6a20ac", kill_on_drop: false }` [INFO] [stdout] 10af7125bbcf1d85e7e6b178bd1cdeb600ee204401dc2237ec3a7868da6a20ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e5ca847d09387d4192c12de8c4a1a71e442b7b4ed9abe175f2822816f2a268d3 [INFO] running `Command { std: "docker" "start" "-a" "e5ca847d09387d4192c12de8c4a1a71e442b7b4ed9abe175f2822816f2a268d3", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.101 [INFO] [stderr] Checking smallvec v1.15.0 [INFO] [stderr] Compiling cc v1.2.24 [INFO] [stderr] Checking mio v1.0.4 [INFO] [stderr] Checking signal-hook-registry v1.4.5 [INFO] [stderr] Checking socket2 v0.5.10 [INFO] [stderr] Compiling openssl v0.10.72 [INFO] [stderr] Checking event-listener v5.4.0 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking hashbrown v0.15.3 [INFO] [stderr] Checking polling v3.8.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking async-executor v1.13.2 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking half v2.6.0 [INFO] [stderr] Checking plotters-backend v0.3.7 [INFO] [stderr] Checking clap_lex v0.7.4 [INFO] [stderr] Checking event-listener-strategy v0.5.4 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking plotters-svg v0.3.7 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking clap_builder v4.5.38 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking async-channel v2.3.1 [INFO] [stderr] Checking async-lock v3.4.0 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking is-terminal v0.4.16 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking blocking v1.6.1 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking oorandom v11.1.5 [INFO] [stderr] Checking indexmap v2.9.0 [INFO] [stderr] Checking async-io v2.4.1 [INFO] [stderr] Compiling openssl-sys v0.9.108 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Compiling native-tls v0.2.14 [INFO] [stderr] Checking async-global-executor v2.4.1 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking clap v4.5.38 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Checking async-std v1.13.1 [INFO] [stderr] Compiling synstructure v0.13.2 [INFO] [stderr] Compiling zerofrom-derive v0.1.6 [INFO] [stderr] Compiling yoke-derive v0.8.0 [INFO] [stderr] Compiling zerovec-derive v0.11.1 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling async-stream-impl v0.3.6 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Checking async-stream v0.3.6 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking thiserror v1.0.69 [INFO] [stderr] Checking tokio v1.45.1 [INFO] [stderr] Checking zerofrom v0.1.6 [INFO] [stderr] Checking yoke v0.8.0 [INFO] [stderr] Checking zerotrie v0.2.2 [INFO] [stderr] Checking zerovec v0.11.2 [INFO] [stderr] Checking tinystr v0.8.1 [INFO] [stderr] Checking potential_utf v0.1.2 [INFO] [stderr] Checking icu_collections v2.0.0 [INFO] [stderr] Checking icu_locale_core v2.0.0 [INFO] [stderr] Checking serde v1.0.219 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking icu_provider v2.0.0 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking icu_normalizer v2.0.0 [INFO] [stderr] Checking icu_properties v2.0.1 [INFO] [stderr] Checking idna_adapter v1.2.1 [INFO] [stderr] Checking idna v1.0.3 [INFO] [stderr] Checking url v2.5.4 [INFO] [stderr] Checking tokio-util v0.7.15 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking tokio-stream v0.1.17 [INFO] [stderr] Checking serde_json v1.0.140 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking tokio-test v0.4.4 [INFO] [stderr] Checking h2 v0.3.26 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stderr] Checking hyper v0.14.32 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.27 [INFO] [stderr] Checking future_trait_tutorial v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `tokio_test` [INFO] [stdout] --> src/examples/basic_future.rs:215:9 [INFO] [stdout] | [INFO] [stdout] 215 | use tokio_test; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio_test` [INFO] [stdout] --> src/examples/custom_delay.rs:432:9 [INFO] [stdout] | [INFO] [stdout] 432 | use tokio_test; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio_test` [INFO] [stdout] --> src/examples/combinators.rs:720:9 [INFO] [stdout] | [INFO] [stdout] 720 | use tokio_test; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio_test` [INFO] [stdout] --> src/examples/real_world.rs:823:9 [INFO] [stdout] | [INFO] [stdout] 823 | use tokio_test; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio_test` [INFO] [stdout] --> src/examples/autonomous_agent.rs:701:9 [INFO] [stdout] | [INFO] [stdout] 701 | use tokio_test; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `demonstrate_basic_agent` is never used [INFO] [stdout] --> src/examples/autonomous_agent.rs:513:10 [INFO] [stdout] | [INFO] [stdout] 513 | async fn demonstrate_basic_agent() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `demonstrate_agent_with_initial_progress` is never used [INFO] [stdout] --> src/examples/autonomous_agent.rs:542:10 [INFO] [stdout] | [INFO] [stdout] 542 | async fn demonstrate_agent_with_initial_progress() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `demonstrate_concurrent_agents` is never used [INFO] [stdout] --> src/examples/autonomous_agent.rs:599:10 [INFO] [stdout] | [INFO] [stdout] 599 | async fn demonstrate_concurrent_agents() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio_test` [INFO] [stdout] --> src/examples/error_handling.rs:850:9 [INFO] [stdout] | [INFO] [stdout] 850 | use tokio_test; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `demonstrate_basic_agent` is never used [INFO] [stdout] --> src/examples/autonomous_agent.rs:513:10 [INFO] [stdout] | [INFO] [stdout] 513 | async fn demonstrate_basic_agent() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `demonstrate_agent_with_initial_progress` is never used [INFO] [stdout] --> src/examples/autonomous_agent.rs:542:10 [INFO] [stdout] | [INFO] [stdout] 542 | async fn demonstrate_agent_with_initial_progress() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `demonstrate_concurrent_agents` is never used [INFO] [stdout] --> src/examples/autonomous_agent.rs:599:10 [INFO] [stdout] | [INFO] [stdout] 599 | async fn demonstrate_concurrent_agents() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `fast_won` is never read [INFO] [stdout] --> src/examples/combinators.rs:796:28 [INFO] [stdout] | [INFO] [stdout] 796 | let mut fast_won = false; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.87s [INFO] running `Command { std: "docker" "inspect" "e5ca847d09387d4192c12de8c4a1a71e442b7b4ed9abe175f2822816f2a268d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5ca847d09387d4192c12de8c4a1a71e442b7b4ed9abe175f2822816f2a268d3", kill_on_drop: false }` [INFO] [stdout] e5ca847d09387d4192c12de8c4a1a71e442b7b4ed9abe175f2822816f2a268d3