[INFO] fetching crate meta_tuple 0.4.2... [INFO] testing meta_tuple-0.4.2 against 1.91.0 for beta-1.92-2 [INFO] extracting crate meta_tuple 0.4.2 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate meta_tuple 0.4.2 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate meta_tuple 0.4.2 [INFO] tweaked toml for crates.io crate meta_tuple 0.4.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate meta_tuple 0.4.2 on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate meta_tuple 0.4.2 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded polonius-the-crab v0.4.2 [INFO] [stderr] Downloaded meta_tuple_derive v0.2.0 [INFO] [stderr] Downloaded higher-kinded-types v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dfaf0b682c0dd5689ca9b166339af0d93c91e1fc06753633b2ffeff47eb3b1a1 [INFO] running `Command { std: "docker" "start" "-a" "dfaf0b682c0dd5689ca9b166339af0d93c91e1fc06753633b2ffeff47eb3b1a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dfaf0b682c0dd5689ca9b166339af0d93c91e1fc06753633b2ffeff47eb3b1a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfaf0b682c0dd5689ca9b166339af0d93c91e1fc06753633b2ffeff47eb3b1a1", kill_on_drop: false }` [INFO] [stdout] dfaf0b682c0dd5689ca9b166339af0d93c91e1fc06753633b2ffeff47eb3b1a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 40355651a8c61f50bff214d1853a2d4e68b6b88b464a695f43c01652f4fa6c3e [INFO] running `Command { std: "docker" "start" "-a" "40355651a8c61f50bff214d1853a2d4e68b6b88b464a695f43c01652f4fa6c3e", kill_on_drop: false }` [INFO] [stderr] Compiling never-say-never v6.6.666 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling higher-kinded-types v0.1.1 [INFO] [stderr] Compiling polonius-the-crab v0.4.2 [INFO] [stderr] Compiling meta_tuple_derive v0.2.0 [INFO] [stderr] Compiling meta_tuple v0.4.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.45s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: higher-kinded-types v0.1.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "40355651a8c61f50bff214d1853a2d4e68b6b88b464a695f43c01652f4fa6c3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40355651a8c61f50bff214d1853a2d4e68b6b88b464a695f43c01652f4fa6c3e", kill_on_drop: false }` [INFO] [stdout] 40355651a8c61f50bff214d1853a2d4e68b6b88b464a695f43c01652f4fa6c3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 259168ae9b81f2d9d55a0313a4b138a3b1013f3bf12a021a3ce670b4f2850a95 [INFO] running `Command { std: "docker" "start" "-a" "259168ae9b81f2d9d55a0313a4b138a3b1013f3bf12a021a3ce670b4f2850a95", kill_on_drop: false }` [INFO] [stderr] Compiling meta_tuple v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/use_case.rs:10:24 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct DamageDealt(usize); [INFO] [stdout] | ----------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyTypeGeneric2` is never constructed [INFO] [stdout] --> tests/test.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | struct MyTypeGeneric2(T); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyTypeGeneric3` is never constructed [INFO] [stdout] --> tests/test.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | struct MyTypeGeneric3(T); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyTypeGeneric4` is never constructed [INFO] [stdout] --> tests/test.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | struct MyTypeGeneric4(T); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: higher-kinded-types v0.1.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "259168ae9b81f2d9d55a0313a4b138a3b1013f3bf12a021a3ce670b4f2850a95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "259168ae9b81f2d9d55a0313a4b138a3b1013f3bf12a021a3ce670b4f2850a95", kill_on_drop: false }` [INFO] [stdout] 259168ae9b81f2d9d55a0313a4b138a3b1013f3bf12a021a3ce670b4f2850a95 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5d48bfc28d451c91a8bb1b20ac5297a638f56a217a52c059d6d899eae8bf97a2 [INFO] running `Command { std: "docker" "start" "-a" "5d48bfc28d451c91a8bb1b20ac5297a638f56a217a52c059d6d899eae8bf97a2", kill_on_drop: false }` [INFO] [stderr] warning: struct `MyTypeGeneric2` is never constructed [INFO] [stderr] --> tests/test.rs:14:8 [INFO] [stderr] | [INFO] [stderr] 14 | struct MyTypeGeneric2(T); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: struct `MyTypeGeneric3` is never constructed [INFO] [stderr] --> tests/test.rs:17:8 [INFO] [stderr] | [INFO] [stderr] 17 | struct MyTypeGeneric3(T); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `MyTypeGeneric4` is never constructed [INFO] [stderr] --> tests/test.rs:20:8 [INFO] [stderr] | [INFO] [stderr] 20 | struct MyTypeGeneric4(T); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> tests/use_case.rs:10:24 [INFO] [stderr] | [INFO] [stderr] 10 | pub struct DamageDealt(usize); [INFO] [stderr] | ----------- ^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this struct [INFO] [stderr] | [INFO] [stderr] = help: consider removing this field [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `meta_tuple` (test "test") generated 3 warnings [INFO] [stderr] warning: `meta_tuple` (test "use_case") generated 1 warning [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: higher-kinded-types v0.1.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/meta_tuple-ab61238a555e1be5) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/test.rs (/opt/rustwide/target/debug/deps/test-48f7b64bb447381e) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test_query ... ok [INFO] [stdout] test test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/use_case.rs (/opt/rustwide/target/debug/deps/use_case-86a4ee3822497c42) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test metadata ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5d48bfc28d451c91a8bb1b20ac5297a638f56a217a52c059d6d899eae8bf97a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d48bfc28d451c91a8bb1b20ac5297a638f56a217a52c059d6d899eae8bf97a2", kill_on_drop: false }` [INFO] [stdout] 5d48bfc28d451c91a8bb1b20ac5297a638f56a217a52c059d6d899eae8bf97a2