[INFO] cloning repository https://github.com/fmonniot/zelkova-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fmonniot/zelkova-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffmonniot%2Fzelkova-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffmonniot%2Fzelkova-lang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2241f7b7633d17eaeb872273b29fdc0d133af559 [INFO] checking fmonniot/zelkova-lang against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffmonniot%2Fzelkova-lang" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fmonniot/zelkova-lang on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fmonniot/zelkova-lang [INFO] finished tweaking git repo https://github.com/fmonniot/zelkova-lang [INFO] tweaked toml for git repo https://github.com/fmonniot/zelkova-lang written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/fmonniot/zelkova-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded siphasher v0.3.3 [INFO] [stderr] Downloaded either v1.6.0 [INFO] [stderr] Downloaded lalrpop-util v0.20.2 [INFO] [stderr] Downloaded pico-args v0.5.0 [INFO] [stderr] Downloaded serde v1.0.115 [INFO] [stderr] Downloaded lalrpop v0.20.2 [INFO] [stderr] Downloaded env_filter v0.1.0 [INFO] [stderr] Downloaded ena v0.14.0 [INFO] [stderr] Downloaded unic-ucd-category v0.9.0 [INFO] [stderr] Downloaded humantime v2.0.1 [INFO] [stderr] Downloaded env_logger v0.11.5 [INFO] [stderr] Downloaded indoc v2.0.5 [INFO] [stderr] Downloaded string_cache v0.8.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 10a0cf20f9a7fdc61a4c1b34725138af0850e03bf5fb2795fa647c1827667514 [INFO] running `Command { std: "docker" "start" "-a" "10a0cf20f9a7fdc61a4c1b34725138af0850e03bf5fb2795fa647c1827667514", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "10a0cf20f9a7fdc61a4c1b34725138af0850e03bf5fb2795fa647c1827667514", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10a0cf20f9a7fdc61a4c1b34725138af0850e03bf5fb2795fa647c1827667514", kill_on_drop: false }` [INFO] [stdout] 10a0cf20f9a7fdc61a4c1b34725138af0850e03bf5fb2795fa647c1827667514 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a08fbe763a7c3ed9d59dfffc477817f66f643c508723c04bc480bd9aca5eb07 [INFO] running `Command { std: "docker" "start" "-a" "7a08fbe763a7c3ed9d59dfffc477817f66f643c508723c04bc480bd9aca5eb07", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling memchr v2.6.4 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling hashbrown v0.14.0 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling regex-syntax v0.8.2 [INFO] [stderr] Compiling bit-vec v0.6.2 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling log v0.4.22 [INFO] [stderr] Compiling either v1.6.0 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling fixedbitset v0.4.0 [INFO] [stderr] Compiling regex-syntax v0.7.5 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling pico-args v0.5.0 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling walkdir v2.5.0 [INFO] [stderr] Compiling itertools v0.11.0 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling ena v0.14.0 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Checking unic-common v0.9.0 [INFO] [stderr] Checking anstyle v1.0.6 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking unic-char-range v0.9.0 [INFO] [stderr] Checking unic-ucd-version v0.9.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking anstream v0.6.11 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking unic-char-property v0.9.0 [INFO] [stderr] Checking aho-corasick v1.0.1 [INFO] [stderr] Checking humantime v2.0.1 [INFO] [stderr] Compiling indexmap v2.0.0 [INFO] [stderr] Checking unic-ucd-category v0.9.0 [INFO] [stderr] Checking codespan-reporting v0.11.1 [INFO] [stderr] Compiling indoc v2.0.5 [INFO] [stderr] Compiling dirs-sys-next v0.1.2 [INFO] [stderr] Compiling dirs-next v2.0.0 [INFO] [stderr] Compiling term v0.7.0 [INFO] [stderr] Compiling petgraph v0.6.5 [INFO] [stderr] Compiling ascii-canvas v3.0.0 [INFO] [stderr] Compiling regex v1.8.1 [INFO] [stderr] Compiling regex-automata v0.4.6 [INFO] [stderr] Checking env_filter v0.1.0 [INFO] [stderr] Checking env_logger v0.11.5 [INFO] [stderr] Compiling string_cache v0.8.0 [INFO] [stderr] Checking lalrpop-util v0.20.2 [INFO] [stderr] Compiling lalrpop v0.20.2 [INFO] [stderr] Compiling zelkova-lang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/compiler/canonical/environment.rs:78:1 [INFO] [stdout] | [INFO] [stdout] 78 | / fn process_import( [INFO] [stdout] 79 | | env: &mut RootEnvironment, [INFO] [stdout] 80 | | interfaces: &HashMap, [INFO] [stdout] 81 | | imported_module_name: &Name, [INFO] [stdout] 82 | | alias: &Option, [INFO] [stdout] 83 | | exposing: &parser::Exposing, [INFO] [stdout] 84 | | ) -> Result<(), EnvError> { [INFO] [stdout] | |_________________________^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #123748 [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: FromIterator<()>` will fail [INFO] [stdout] --> src/compiler/canonical/environment.rs:179:13 [INFO] [stdout] | [INFO] [stdout] 179 | collect_accumulate(iter).map_err(EnvError::Multiple)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/compiler/canonical/environment.rs:78:1 [INFO] [stdout] | [INFO] [stdout] 78 | / fn process_import( [INFO] [stdout] 79 | | env: &mut RootEnvironment, [INFO] [stdout] 80 | | interfaces: &HashMap, [INFO] [stdout] 81 | | imported_module_name: &Name, [INFO] [stdout] 82 | | alias: &Option, [INFO] [stdout] 83 | | exposing: &parser::Exposing, [INFO] [stdout] 84 | | ) -> Result<(), EnvError> { [INFO] [stdout] | |_________________________^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #123748 [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: FromIterator<()>` will fail [INFO] [stdout] --> src/compiler/canonical/environment.rs:179:13 [INFO] [stdout] | [INFO] [stdout] 179 | collect_accumulate(iter).map_err(EnvError::Multiple)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `associativity` and `precedence` are never read [INFO] [stdout] --> src/compiler/canonical/mod.rs:80:5 [INFO] [stdout] | [INFO] [stdout] 79 | pub struct Infix { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 80 | associativity: Associativity, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 81 | precedence: u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Infix` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `pattern` and `expression` are never read [INFO] [stdout] --> src/compiler/canonical/mod.rs:420:5 [INFO] [stdout] | [INFO] [stdout] 419 | pub struct CaseBranch { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 420 | pattern: Pattern, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 421 | expression: Expression, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CaseBranch` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `insert_local_value` is never used [INFO] [stdout] --> src/compiler/canonical/environment.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 24 | pub trait Environment<'parent>: std::fmt::Debug { [INFO] [stdout] | ----------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 35 | fn insert_local_value(&mut self, name: &Name); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `module_name` and `relative_path` are never read [INFO] [stdout] --> src/compiler/source/files.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct SourceFile { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 11 | module_name: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 12 | relative_path: PathBuf, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SourceFile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/compiler/typer/mod.rs:142:9 [INFO] [stdout] | [INFO] [stdout] 140 | Int { [INFO] [stdout] | --- field in this variant [INFO] [stdout] 141 | tpe: Type, [INFO] [stdout] 142 | value: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TypedTerm` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/compiler/typer/mod.rs:146:9 [INFO] [stdout] | [INFO] [stdout] 144 | Bool { [INFO] [stdout] | ---- field in this variant [INFO] [stdout] 145 | tpe: Type, [INFO] [stdout] 146 | value: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TypedTerm` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/compiler/typer/mod.rs:151:9 [INFO] [stdout] | [INFO] [stdout] 149 | Identifier { [INFO] [stdout] | ---------- field in this variant [INFO] [stdout] 150 | tpe: Type, [INFO] [stdout] 151 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TypedTerm` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `associativity` and `precedence` are never read [INFO] [stdout] --> src/compiler/canonical/mod.rs:80:5 [INFO] [stdout] | [INFO] [stdout] 79 | pub struct Infix { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 80 | associativity: Associativity, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 81 | precedence: u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Infix` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `pattern` and `expression` are never read [INFO] [stdout] --> src/compiler/canonical/mod.rs:420:5 [INFO] [stdout] | [INFO] [stdout] 419 | pub struct CaseBranch { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 420 | pattern: Pattern, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 421 | expression: Expression, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CaseBranch` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `insert_local_value` is never used [INFO] [stdout] --> src/compiler/canonical/environment.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 24 | pub trait Environment<'parent>: std::fmt::Debug { [INFO] [stdout] | ----------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 35 | fn insert_local_value(&mut self, name: &Name); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `module_name` and `relative_path` are never read [INFO] [stdout] --> src/compiler/source/files.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct SourceFile { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 11 | module_name: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 12 | relative_path: PathBuf, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SourceFile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/compiler/typer/mod.rs:142:9 [INFO] [stdout] | [INFO] [stdout] 140 | Int { [INFO] [stdout] | --- field in this variant [INFO] [stdout] 141 | tpe: Type, [INFO] [stdout] 142 | value: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TypedTerm` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value` is never read [INFO] [stdout] --> src/compiler/typer/mod.rs:146:9 [INFO] [stdout] | [INFO] [stdout] 144 | Bool { [INFO] [stdout] | ---- field in this variant [INFO] [stdout] 145 | tpe: Type, [INFO] [stdout] 146 | value: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TypedTerm` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/compiler/typer/mod.rs:151:9 [INFO] [stdout] | [INFO] [stdout] 149 | Identifier { [INFO] [stdout] | ---------- field in this variant [INFO] [stdout] 150 | tpe: Type, [INFO] [stdout] 151 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TypedTerm` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.79s [INFO] running `Command { std: "docker" "inspect" "7a08fbe763a7c3ed9d59dfffc477817f66f643c508723c04bc480bd9aca5eb07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a08fbe763a7c3ed9d59dfffc477817f66f643c508723c04bc480bd9aca5eb07", kill_on_drop: false }` [INFO] [stdout] 7a08fbe763a7c3ed9d59dfffc477817f66f643c508723c04bc480bd9aca5eb07