[INFO] fetching crate eka 0.1.5... [INFO] checking eka-0.1.5 against master#61cc47e367d7be91e13bcd01e4e96e0e233d4f6d for 2025-12-16-next-solver-global [INFO] extracting crate eka 0.1.5 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate eka 0.1.5 [INFO] finished tweaking crates.io crate eka 0.1.5 [INFO] tweaked toml for crates.io crate eka 0.1.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate eka 0.1.5 on toolchain 61cc47e367d7be91e13bcd01e4e96e0e233d4f6d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate eka 0.1.5 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" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded eka_derive v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0551d4bf35c2aa262031888b3f4a5b7181711f14330247222d0f728c2469312e [INFO] running `Command { std: "docker" "start" "-a" "0551d4bf35c2aa262031888b3f4a5b7181711f14330247222d0f728c2469312e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0551d4bf35c2aa262031888b3f4a5b7181711f14330247222d0f728c2469312e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0551d4bf35c2aa262031888b3f4a5b7181711f14330247222d0f728c2469312e", kill_on_drop: false }` [INFO] [stdout] 0551d4bf35c2aa262031888b3f4a5b7181711f14330247222d0f728c2469312e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a8ce63709f3a52b3d7d37003894a4db3d867bc2ddb03f318f622e9fee02bac16 [INFO] running `Command { std: "docker" "start" "-a" "a8ce63709f3a52b3d7d37003894a4db3d867bc2ddb03f318f622e9fee02bac16", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.93 [INFO] [stderr] Compiling unicode-ident v1.0.16 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Compiling syn v2.0.96 [INFO] [stderr] Compiling eka_derive v0.1.2 [INFO] [stderr] Checking eka v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] impl Idable for ExampleKey [INFO] [stdout] { [INFO] [stdout] const MAX : usize = 5usize; fn idx(& self) -> usize [INFO] [stdout] { [INFO] [stdout] match self [INFO] [stdout] { [INFO] [stdout] Self :: D => 0usize, Self :: E => 1usize, Self :: C => 2usize, [INFO] [stdout] Self :: B(..) => 3usize, Self :: A { .. } => 4usize, [INFO] [stdout] } [INFO] [stdout] } [INFO] [stdout] impl Idable for ExampleKey [INFO] [stdout] { [INFO] [stdout] const MAX : usize = 5usize; fn idx(& self) -> usize [INFO] [stdout] { [INFO] [stdout] match self [INFO] [stdout] { [INFO] [stdout] Self :: D => 0usize, Self :: E => 1usize, Self :: C => 2usize, [INFO] [stdout] Self :: B(..) => 3usize, Self :: A { .. } => 4usize, [INFO] [stdout] } [INFO] [stdout] } [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | let mut eka_zeroed = unsafe { EKA::::zeroed() }; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let mut eka_default = EKA::::new(); [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `field1` and `field2` are never read [INFO] [stdout] --> src/main.rs:20:7 [INFO] [stdout] | [INFO] [stdout] 20 | A{field1: usize, field2: bool}, [INFO] [stdout] | - ^^^^^^ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ExampleKey` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:21:7 [INFO] [stdout] | [INFO] [stdout] 21 | B(usize), [INFO] [stdout] | - ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ExampleKey` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 21 - B(usize), [INFO] [stdout] 21 + B(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `D` and `E` are never constructed [INFO] [stdout] --> src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 19 | enum ExampleKey { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 22 | D, [INFO] [stdout] | ^ [INFO] [stdout] 23 | E, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `ExampleKey` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | let mut eka_zeroed = unsafe { EKA::::zeroed() }; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let mut eka_default = EKA::::new(); [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `field1` and `field2` are never read [INFO] [stdout] --> src/main.rs:20:7 [INFO] [stdout] | [INFO] [stdout] 20 | A{field1: usize, field2: bool}, [INFO] [stdout] | - ^^^^^^ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ExampleKey` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:21:7 [INFO] [stdout] | [INFO] [stdout] 21 | B(usize), [INFO] [stdout] | - ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ExampleKey` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 21 - B(usize), [INFO] [stdout] 21 + B(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `D` and `E` are never constructed [INFO] [stdout] --> src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 19 | enum ExampleKey { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 22 | D, [INFO] [stdout] | ^ [INFO] [stdout] 23 | E, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `ExampleKey` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.35s [INFO] running `Command { std: "docker" "inspect" "a8ce63709f3a52b3d7d37003894a4db3d867bc2ddb03f318f622e9fee02bac16", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8ce63709f3a52b3d7d37003894a4db3d867bc2ddb03f318f622e9fee02bac16", kill_on_drop: false }` [INFO] [stdout] a8ce63709f3a52b3d7d37003894a4db3d867bc2ddb03f318f622e9fee02bac16