[INFO] cloning repository https://github.com/TheOnlyTails/nymph_lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheOnlyTails/nymph_lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheOnlyTails%2Fnymph_lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheOnlyTails%2Fnymph_lang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c7280f425635dd9eb88e71701a8c8ef8d7c79edf [INFO] checking TheOnlyTails/nymph_lang against master#61cc47e367d7be91e13bcd01e4e96e0e233d4f6d for 2025-12-16-next-solver-global [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheOnlyTails%2Fnymph_lang" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/TheOnlyTails/nymph_lang [INFO] finished tweaking git repo https://github.com/TheOnlyTails/nymph_lang [INFO] tweaked toml for git repo https://github.com/TheOnlyTails/nymph_lang written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/TheOnlyTails/nymph_lang 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 git repo https://github.com/TheOnlyTails/nymph_lang 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 ariadne v0.5.1 [INFO] [stderr] Downloaded ecow v0.2.5 [INFO] [stderr] Downloaded assertables v9.7.0 [INFO] [stderr] Downloaded reedline v0.40.0 [INFO] [stderr] Downloaded chumsky v0.10.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 7967edfdda1ff2da53bd0de416b0f8c2d5a2e55e14809cd98f76b17182ec0f2e [INFO] running `Command { std: "docker" "start" "-a" "7967edfdda1ff2da53bd0de416b0f8c2d5a2e55e14809cd98f76b17182ec0f2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7967edfdda1ff2da53bd0de416b0f8c2d5a2e55e14809cd98f76b17182ec0f2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7967edfdda1ff2da53bd0de416b0f8c2d5a2e55e14809cd98f76b17182ec0f2e", kill_on_drop: false }` [INFO] [stdout] 7967edfdda1ff2da53bd0de416b0f8c2d5a2e55e14809cd98f76b17182ec0f2e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9773f83cde8329f1ffdadf492de50856a0eb5ffdb0d2f30dc2db6ef36c13c34d [INFO] running `Command { std: "docker" "start" "-a" "9773f83cde8329f1ffdadf492de50856a0eb5ffdb0d2f30dc2db6ef36c13c34d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling cc v1.2.24 [INFO] [stderr] Compiling rustversion v1.0.21 [INFO] [stderr] Compiling syn v2.0.101 [INFO] [stderr] Compiling signal-hook v0.3.18 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Compiling rustix v0.38.44 [INFO] [stderr] Compiling rustix v1.0.7 [INFO] [stderr] Checking tracing-core v0.1.33 [INFO] [stderr] Checking linux-raw-sys v0.9.4 [INFO] [stderr] Checking vte v0.14.1 [INFO] [stderr] Checking regex-syntax v0.7.5 [INFO] [stderr] Checking foldhash v0.1.5 [INFO] [stderr] Checking allocator-api2 v0.2.21 [INFO] [stderr] Compiling chumsky v0.10.1 [INFO] [stderr] Checking clap_builder v4.5.39 [INFO] [stderr] Checking strip-ansi-escapes v0.2.1 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Checking itertools v0.13.0 [INFO] [stderr] Checking hashbrown v0.15.3 [INFO] [stderr] Checking signal-hook-registry v1.4.5 [INFO] [stderr] Checking mio v1.0.4 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking signal-hook-mio v0.2.4 [INFO] [stderr] Checking socket2 v0.5.10 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Compiling psm v0.1.26 [INFO] [stderr] Compiling stacker v0.1.21 [INFO] [stderr] Checking nu-ansi-term v0.50.1 [INFO] [stderr] Checking unicode-width v0.2.0 [INFO] [stderr] Checking regex-automata v0.3.9 [INFO] [stderr] Checking yansi v1.0.1 [INFO] [stderr] Checking unicode-ident v1.0.18 [INFO] [stderr] Checking strum v0.26.3 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Checking tracing-subscriber v0.3.19 [INFO] [stderr] Checking itertools v0.14.0 [INFO] [stderr] Checking ordered-float v5.0.0 [INFO] [stderr] Checking ariadne v0.5.1 [INFO] [stderr] Checking ecow v0.2.5 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking assertables v9.7.0 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking glob v0.3.2 [INFO] [stderr] Compiling test-case-core v3.3.1 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling thiserror-impl v2.0.12 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling strum_macros v0.26.4 [INFO] [stderr] Compiling clap_derive v4.5.32 [INFO] [stderr] Compiling tracing-attributes v0.1.28 [INFO] [stderr] Compiling strum_macros v0.27.1 [INFO] [stderr] Checking tokio v1.45.1 [INFO] [stderr] Compiling test-case-macros v3.3.1 [INFO] [stderr] Checking test-case v3.3.1 [INFO] [stderr] Checking thiserror v2.0.12 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Checking clap v4.5.39 [INFO] [stderr] Checking strum v0.27.1 [INFO] [stderr] Checking serde v1.0.219 [INFO] [stderr] Checking bitflags v2.9.1 [INFO] [stderr] Checking chrono v0.4.41 [INFO] [stderr] Checking crossterm v0.28.1 [INFO] [stderr] Checking fd-lock v4.0.4 [INFO] [stderr] Checking reedline v0.40.0 [INFO] [stderr] Checking nymph-compiler v0.1.0 (/opt/rustwide/workdir/compiler) [INFO] [stdout] warning: type `StructImplId` is more private than the item `types::Type::Struct::impls` [INFO] [stdout] --> compiler/src/ast/types.rs:54:3 [INFO] [stdout] | [INFO] [stdout] 54 | impls: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ field `types::Type::Struct::impls` is reachable at visibility `pub` [INFO] [stdout] | [INFO] [stdout] note: but type `StructImplId` is only usable at visibility `pub(crate)` [INFO] [stdout] --> compiler/src/ast/types.rs:120:1 [INFO] [stdout] | [INFO] [stdout] 120 | pub(crate) struct StructImplId { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `map` is never used [INFO] [stdout] --> compiler/src/ast/mod.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 20 | impl Spanned { [INFO] [stdout] | ------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 28 | fn map R>(&self, f: F) -> Spanned { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `simplify` and `assignable_to` are never used [INFO] [stdout] --> compiler/src/ast/types.rs:63:16 [INFO] [stdout] | [INFO] [stdout] 62 | impl Type { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] 63 | pub(crate) fn simplify(&self) -> Self { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 102 | pub(crate) fn assignable_to(&self, to: &Type) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking nymph-cli v0.1.0 (/opt/rustwide/workdir/cli) [INFO] [stdout] warning: type `StructImplId` is more private than the item `types::Type::Struct::impls` [INFO] [stdout] --> compiler/src/ast/types.rs:54:3 [INFO] [stdout] | [INFO] [stdout] 54 | impls: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ field `types::Type::Struct::impls` is reachable at visibility `pub` [INFO] [stdout] | [INFO] [stdout] note: but type `StructImplId` is only usable at visibility `pub(crate)` [INFO] [stdout] --> compiler/src/ast/types.rs:120:1 [INFO] [stdout] | [INFO] [stdout] 120 | pub(crate) struct StructImplId { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `map` is never used [INFO] [stdout] --> compiler/src/ast/mod.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 20 | impl Spanned { [INFO] [stdout] | ------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 28 | fn map R>(&self, f: F) -> Spanned { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `simplify` and `assignable_to` are never used [INFO] [stdout] --> compiler/src/ast/types.rs:63:16 [INFO] [stdout] | [INFO] [stdout] 62 | impl Type { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] 63 | pub(crate) fn simplify(&self) -> Self { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 102 | pub(crate) fn assignable_to(&self, to: &Type) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 10s [INFO] running `Command { std: "docker" "inspect" "9773f83cde8329f1ffdadf492de50856a0eb5ffdb0d2f30dc2db6ef36c13c34d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9773f83cde8329f1ffdadf492de50856a0eb5ffdb0d2f30dc2db6ef36c13c34d", kill_on_drop: false }` [INFO] [stdout] 9773f83cde8329f1ffdadf492de50856a0eb5ffdb0d2f30dc2db6ef36c13c34d