[INFO] fetching crate vantage-core 0.6.4...
[INFO] testing vantage-core-0.6.4 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate vantage-core 0.6.4 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate vantage-core 0.6.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate vantage-core 0.6.4
[INFO] tweaked toml for crates.io crate vantage-core 0.6.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vantage-core 0.6.4 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate vantage-core 0.6.4 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6a8c087a24528374ded76d5bbf48eabe0c6243e3231cad0f46cbaa5585b0e5c9
[INFO] running `Command { std: "docker" "start" "6a8c087a24528374ded76d5bbf48eabe0c6243e3231cad0f46cbaa5585b0e5c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a8c087a24528374ded76d5bbf48eabe0c6243e3231cad0f46cbaa5585b0e5c9", 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" "6a8c087a24528374ded76d5bbf48eabe0c6243e3231cad0f46cbaa5585b0e5c9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a8c087a24528374ded76d5bbf48eabe0c6243e3231cad0f46cbaa5585b0e5c9", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6a8c087a24528374ded76d5bbf48eabe0c6243e3231cad0f46cbaa5585b0e5c9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling owo-colors v4.3.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling pin-project-lite v0.2.17
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling hashbrown v0.17.1
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling tokio v1.52.3
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling vantage-core v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `serde`
[INFO] [stderr]   --> Cargo.toml:16:15
[INFO] [stderr]    |
[INFO] [stderr] 16 | [dependencies.serde]
[INFO] [stderr]    |               ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `serde`
[INFO] [stderr] warning: unused dependency `thiserror`
[INFO] [stderr]   --> Cargo.toml:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 | [dependencies.thiserror]
[INFO] [stderr]    |               ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `thiserror`
[INFO] [stderr] warning: `vantage-core` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.80s
[INFO] running `Command { std: "docker" "inspect" "6a8c087a24528374ded76d5bbf48eabe0c6243e3231cad0f46cbaa5585b0e5c9", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6a8c087a24528374ded76d5bbf48eabe0c6243e3231cad0f46cbaa5585b0e5c9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling tokio v1.52.3
[INFO] [stderr]    Compiling vantage-core v0.6.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `ExitCode` that must be used
[INFO] [stdout]   --> examples/error.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |             e.report();
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 54 |             let _ = e.report();
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `ExitCode` that must be used
[INFO] [stdout]   --> examples/error.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |             e.report();
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 65 |             let _ = e.report();
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `ExitCode` that must be used
[INFO] [stdout]   --> examples/error.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |             e.report();
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 78 |             let _ = e.report();
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `ExitCode` that must be used
[INFO] [stdout]    --> examples/error.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout] 105 |             e.report();
[INFO] [stdout]     |             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 105 |             let _ = e.report();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `Command { std: "docker" "inspect" "6a8c087a24528374ded76d5bbf48eabe0c6243e3231cad0f46cbaa5585b0e5c9", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6a8c087a24528374ded76d5bbf48eabe0c6243e3231cad0f46cbaa5585b0e5c9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused `ExitCode` that must be used
[INFO] [stderr]   --> examples/error.rs:54:13
[INFO] [stderr]    |
[INFO] [stderr] 54 |             e.report();
[INFO] [stderr]    |             ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 54 |             let _ = e.report();
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `ExitCode` that must be used
[INFO] [stderr]   --> examples/error.rs:65:13
[INFO] [stderr]    |
[INFO] [stderr] 65 |             e.report();
[INFO] [stderr]    |             ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 65 |             let _ = e.report();
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `ExitCode` that must be used
[INFO] [stderr]   --> examples/error.rs:78:13
[INFO] [stderr]    |
[INFO] [stderr] 78 |             e.report();
[INFO] [stderr]    |             ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 78 |             let _ = e.report();
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `ExitCode` that must be used
[INFO] [stderr]    --> examples/error.rs:105:13
[INFO] [stderr]     |
[INFO] [stderr] 105 |             e.report();
[INFO] [stderr]     |             ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 105 |             let _ = e.report();
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `vantage-core` (example "error") generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/vantage-core/7cf236e384535bd8/out/vantage_core-7cf236e384535bd8)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test request::tests::current_is_background_outside_any_scope ... ok
[INFO] [stdout] test request::tests::current_outside_a_runtime_is_background ... ok
[INFO] [stdout] test util::error::tests::test_context_trait ... ok
[INFO] [stdout] test util::error::tests::test_message_and_location_accessors ... ok
[INFO] [stdout] test request::tests::spawned_tasks_do_not_inherit ... ok
[INFO] [stdout] test util::error::tests::test_macro ... ok
[INFO] [stdout] test request::tests::default_is_background ... ok
[INFO] [stdout] test request::tests::scope_sets_the_priority_for_nested_awaits ... ok
[INFO] [stdout] test request::tests::inner_scope_overrides_outer ... ok
[INFO] [stdout] test util::error::tests::test_no_data_error ... ok
[INFO] [stdout] test util::error::tests::test_no_capability_error ... ok
[INFO] [stdout] test util::error::tests::test_io_error_conversion ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6a8c087a24528374ded76d5bbf48eabe0c6243e3231cad0f46cbaa5585b0e5c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a8c087a24528374ded76d5bbf48eabe0c6243e3231cad0f46cbaa5585b0e5c9", kill_on_drop: false }`
[INFO] [stdout] 6a8c087a24528374ded76d5bbf48eabe0c6243e3231cad0f46cbaa5585b0e5c9
