[INFO] cloning repository https://github.com/kaleidawave/ezno [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaleidawave/ezno" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaleidawave%2Fezno", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaleidawave%2Fezno'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 78e3839f03622409890096472b9e4f88f9baf04f [INFO] checking kaleidawave/ezno against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaleidawave%2Fezno" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kaleidawave/ezno on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kaleidawave/ezno [INFO] finished tweaking git repo https://github.com/kaleidawave/ezno [INFO] tweaked toml for git repo https://github.com/kaleidawave/ezno written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/kaleidawave/ezno 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.89 [INFO] [stderr] Downloaded wasm-bindgen-derive-macro v0.2.1 [INFO] [stderr] Downloaded wasm-bindgen-derive v0.2.1 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.89 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.89 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.89 [INFO] [stderr] Downloaded wasm-bindgen v0.2.89 [INFO] [stderr] Downloaded bumpalo v3.15.3 [INFO] [stderr] Downloaded argh v0.1.12 [INFO] [stderr] Downloaded argh_shared v0.1.12 [INFO] [stderr] Downloaded macro_rules_attribute v0.2.0 [INFO] [stderr] Downloaded serde-wasm-bindgen v0.6.5 [INFO] [stderr] Downloaded argh_derive v0.1.12 [INFO] [stderr] Downloaded ordered-float v4.2.0 [INFO] [stderr] Downloaded temporary-annex v0.1.0 [INFO] [stderr] Downloaded macro_rules_attribute-proc_macro v0.2.0 [INFO] [stderr] Downloaded winconsole v0.11.1 [INFO] [stderr] Downloaded walkdir v2.4.0 [INFO] [stderr] Downloaded serde_json v1.0.114 [INFO] [stderr] Downloaded windows_aarch64_msvc v0.52.4 [INFO] [stderr] Downloaded windows_x86_64_gnullvm v0.52.4 [INFO] [stderr] Downloaded windows_i686_gnu v0.52.4 [INFO] [stderr] Downloaded windows_i686_msvc v0.52.4 [INFO] [stderr] Downloaded windows_x86_64_gnu v0.52.4 [INFO] [stderr] Downloaded windows_x86_64_msvc v0.52.4 [INFO] [stderr] Downloaded web-sys v0.3.66 [INFO] [stderr] Downloaded windows_aarch64_gnullvm v0.52.4 [INFO] [stderr] Downloaded bytemuck v1.14.3 [INFO] [stderr] Downloaded notify v6.1.1 [INFO] [stderr] Downloaded path-dedot v3.1.1 [INFO] [stderr] Downloaded derive-partial-eq-extras v0.2.0 [INFO] [stderr] Downloaded string-cases v0.2.0 [INFO] [stderr] Downloaded get-field-by-type-derive v0.0.4 [INFO] [stderr] Downloaded get-field-by-type v0.0.4 [INFO] [stderr] Downloaded iterator-endiate v0.2.1 [INFO] [stderr] Downloaded match_deref v0.1.1 [INFO] [stderr] Downloaded self-rust-tokenize v0.3.4 [INFO] [stderr] Downloaded source-map v0.14.10 [INFO] [stderr] Downloaded tokenizer-lib v1.5.1 [INFO] [stderr] Downloaded console v0.15.8 [INFO] [stderr] Downloaded bimap v0.6.3 [INFO] [stderr] Downloaded indexmap v2.2.5 [INFO] [stderr] Downloaded derive-debug-extras v0.3.0 [INFO] [stderr] Downloaded derive-enum-from-into v0.2.0 [INFO] [stderr] Downloaded derive-finite-automaton v0.2.0 [INFO] [stderr] Downloaded enum-variants-strings-derive v0.3.0 [INFO] [stderr] Downloaded either_n v0.2.0 [INFO] [stderr] Downloaded rgb v0.8.37 [INFO] [stderr] Downloaded kqueue v1.0.8 [INFO] [stderr] Downloaded tsify-macros v0.4.5 [INFO] [stderr] Downloaded js-sys v0.3.66 [INFO] [stderr] Downloaded base64 v0.21.7 [INFO] [stderr] Downloaded levenshtein v1.0.5 [INFO] [stderr] Downloaded map_vec v0.3.0 [INFO] [stderr] Downloaded path-absolutize v3.1.1 [INFO] [stderr] Downloaded derive-finite-automaton-derive v0.2.0 [INFO] [stderr] Downloaded enum-variants-strings v0.3.0 [INFO] [stderr] Downloaded syn-helpers v0.5.0 [INFO] [stderr] Downloaded self-rust-tokenize-derive v0.3.4 [INFO] [stderr] Downloaded multiline-term-input v0.1.0 [INFO] [stderr] Downloaded windows-targets v0.52.4 [INFO] [stderr] Downloaded kqueue-sys v1.0.4 [INFO] [stderr] Downloaded serde_derive v1.0.197 [INFO] [stderr] Downloaded serde_derive_internals v0.28.0 [INFO] [stderr] Downloaded tsify v0.4.5 [INFO] [stderr] Downloaded syn v2.0.52 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ccb48d5ea9a9aa593c8d28c8f5162466f1f006ff28c06866c9ff9d15e86905ae [INFO] running `Command { std: "docker" "start" "-a" "ccb48d5ea9a9aa593c8d28c8f5162466f1f006ff28c06866c9ff9d15e86905ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ccb48d5ea9a9aa593c8d28c8f5162466f1f006ff28c06866c9ff9d15e86905ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccb48d5ea9a9aa593c8d28c8f5162466f1f006ff28c06866c9ff9d15e86905ae", kill_on_drop: false }` [INFO] [stdout] ccb48d5ea9a9aa593c8d28c8f5162466f1f006ff28c06866c9ff9d15e86905ae [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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0c7cb4f2e869aa064fb32a56b088dfe21ee61d2235e44f8af4a3d1726dff9ec8 [INFO] running `Command { std: "docker" "start" "-a" "0c7cb4f2e869aa064fb32a56b088dfe21ee61d2235e44f8af4a3d1726dff9ec8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling either_n v0.2.0 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Compiling string-cases v0.2.0 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Compiling macro_rules_attribute-proc_macro v0.2.0 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking temporary-annex v0.1.0 [INFO] [stderr] Checking iterator-endiate v0.2.1 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking yansi v0.5.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking bimap v0.6.3 [INFO] [stderr] Checking levenshtein v1.0.5 [INFO] [stderr] Compiling winapi v0.3.9 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Checking pretty_assertions v1.4.0 [INFO] [stderr] Checking path-dedot v3.1.1 [INFO] [stderr] Checking codespan-reporting v0.11.1 [INFO] [stderr] Checking path-absolutize v3.1.1 [INFO] [stderr] Checking bytemuck v1.14.3 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Compiling serde_json v1.0.114 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Checking rgb v0.8.37 [INFO] [stderr] Checking walkdir v2.4.0 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Checking base64 v0.21.7 [INFO] [stderr] Checking indexmap v2.2.5 [INFO] [stderr] Compiling ezno-checker-specification v0.0.0 (/opt/rustwide/workdir/checker/specification) [INFO] [stderr] Checking winconsole v0.11.1 [INFO] [stderr] Checking multiline-term-input v0.1.0 [INFO] [stderr] Checking quote v1.0.35 [INFO] [stderr] Checking crossbeam-channel v0.5.12 [INFO] [stderr] Checking macro_rules_attribute v0.2.0 [INFO] [stderr] Checking syn v2.0.52 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking mio v0.8.10 [INFO] [stderr] Checking filetime v0.2.23 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking inotify v0.9.6 [INFO] [stderr] Checking notify v6.1.1 [INFO] [stderr] Checking ordered-float v4.2.0 [INFO] [stderr] Checking syn-helpers v0.5.0 [INFO] [stderr] Checking ezno-parser-visitable-derive v0.0.5 (/opt/rustwide/workdir/parser/visitable-derive) [INFO] [stderr] Checking binary-serialize-derive v0.0.1 (/opt/rustwide/workdir/checker/binary-serialize-derive) [INFO] [stderr] Compiling match_deref v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling self-rust-tokenize-derive v0.3.4 [INFO] [stderr] Compiling get-field-by-type-derive v0.0.4 [INFO] [stderr] Compiling enum-variants-strings-derive v0.3.0 [INFO] [stderr] Compiling derive-finite-automaton-derive v0.2.0 [INFO] [stderr] Compiling derive-partial-eq-extras v0.2.0 [INFO] [stderr] Compiling derive-enum-from-into v0.2.0 [INFO] [stderr] Compiling derive-debug-extras v0.3.0 [INFO] [stderr] Checking self-rust-tokenize v0.3.4 [INFO] [stderr] Checking enum-variants-strings v0.3.0 [INFO] [stderr] Checking get-field-by-type v0.0.4 [INFO] [stderr] Checking derive-finite-automaton v0.2.0 [INFO] [stderr] Checking source-map v0.14.10 [INFO] [stderr] Checking map_vec v0.3.0 [INFO] [stderr] Checking argh_shared v0.1.12 [INFO] [stderr] Checking tokenizer-lib v1.5.1 [INFO] [stderr] Checking ezno-parser v0.1.3 (/opt/rustwide/workdir/parser) [INFO] [stderr] Compiling argh_derive v0.1.12 [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> parser/src/expressions/operators.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> parser/src/expressions/mod.rs:52:20 [INFO] [stdout] | [INFO] [stdout] 52 | use std::convert::{TryFrom, TryInto}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> parser/src/expressions/mod.rs:52:29 [INFO] [stdout] | [INFO] [stdout] 52 | use std::convert::{TryFrom, TryInto}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> parser/src/expressions/operators.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> parser/src/expressions/mod.rs:52:20 [INFO] [stdout] | [INFO] [stdout] 52 | use std::convert::{TryFrom, TryInto}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> parser/src/expressions/mod.rs:52:29 [INFO] [stdout] | [INFO] [stdout] 52 | use std::convert::{TryFrom, TryInto}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `NumberRepresentation` is imported redundantly [INFO] [stdout] --> parser/src/types/type_annotations.rs:1118:40 [INFO] [stdout] | [INFO] [stdout] 1117 | use super::*; [INFO] [stdout] | -------- the item `NumberRepresentation` is already imported here [INFO] [stdout] 1118 | use crate::{assert_matches_ast, span, NumberRepresentation}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> parser/src/expressions/operators.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> parser/src/expressions/mod.rs:52:20 [INFO] [stdout] | [INFO] [stdout] 52 | use std::convert::{TryFrom, TryInto}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> parser/src/expressions/mod.rs:52:29 [INFO] [stdout] | [INFO] [stdout] 52 | use std::convert::{TryFrom, TryInto}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking argh v0.1.12 [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking ezno-checker v0.0.14 (/opt/rustwide/workdir/checker) [INFO] [stderr] Checking ezno-ast-generator v0.0.11 (/opt/rustwide/workdir/parser/generator) [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> checker/src/context/root.rs:14:33 [INFO] [stdout] | [INFO] [stdout] 14 | use std::{collections::HashMap, iter::FromIterator}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> checker/src/types/poly_types/generics/generic_type_arguments.rs:14:23 [INFO] [stdout] | [INFO] [stdout] 14 | use std::{fmt::Debug, iter::FromIterator}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> checker/src/types/poly_types/generics/generic_type_parameters.rs:1:23 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fmt::Debug, iter::FromIterator}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> checker/src/synthesis/expressions.rs:1:24 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{borrow::Cow, convert::TryInto}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> checker/src/synthesis/type_annotations.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> checker/src/context/root.rs:14:33 [INFO] [stdout] | [INFO] [stdout] 14 | use std::{collections::HashMap, iter::FromIterator}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> checker/src/types/poly_types/generics/generic_type_arguments.rs:14:23 [INFO] [stdout] | [INFO] [stdout] 14 | use std::{fmt::Debug, iter::FromIterator}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> checker/src/types/poly_types/generics/generic_type_parameters.rs:1:23 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fmt::Debug, iter::FromIterator}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> checker/src/synthesis/expressions.rs:1:24 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{borrow::Cow, convert::TryInto}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> checker/src/synthesis/type_annotations.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> checker/src/types/poly_types/generics/generic_structure.rs:12:42 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct GenericStructureTypeArguments(pub(crate) Vec); [INFO] [stdout] | ----------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `GenericStructureTypeArguments` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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] 12 | pub struct GenericStructureTypeArguments(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_structural_closures` is never used [INFO] [stdout] --> checker/src/types/poly_types/generics/generic_type_arguments.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 48 | pub(crate) trait TypeArgumentStore { [INFO] [stdout] | ----------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 56 | fn get_structural_closures(&self) -> Option>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `extended_zip` is never used [INFO] [stdout] --> checker/src/utils.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 40 | pub trait ExtendedZipTrait: Iterator + Sized { [INFO] [stdout] | ---------------- method in this trait [INFO] [stdout] 41 | fn extended_zip(self, other_iterator: I) -> ExtendedZip; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `left` and `right` are never read [INFO] [stdout] --> checker/src/utils.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | LeftAndRight { left: T, right: T }, [INFO] [stdout] | ------------ ^^^^ ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `and_enforced` is never used [INFO] [stdout] --> checker/src/utils.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 73 | pub trait EnforcedOrExt { [INFO] [stdout] | ------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 76 | fn and_enforced(self, other: Self) -> Self::Result; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking ezno v0.0.19 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> checker/src/types/poly_types/generics/generic_structure.rs:12:42 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct GenericStructureTypeArguments(pub(crate) Vec); [INFO] [stdout] | ----------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `GenericStructureTypeArguments` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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] 12 | pub struct GenericStructureTypeArguments(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_structural_closures` is never used [INFO] [stdout] --> checker/src/types/poly_types/generics/generic_type_arguments.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 48 | pub(crate) trait TypeArgumentStore { [INFO] [stdout] | ----------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 56 | fn get_structural_closures(&self) -> Option>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `extended_zip` is never used [INFO] [stdout] --> checker/src/utils.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 40 | pub trait ExtendedZipTrait: Iterator + Sized { [INFO] [stdout] | ---------------- method in this trait [INFO] [stdout] 41 | fn extended_zip(self, other_iterator: I) -> ExtendedZip; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `left` and `right` are never read [INFO] [stdout] --> checker/src/utils.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | LeftAndRight { left: T, right: T }, [INFO] [stdout] | ------------ ^^^^ ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `and_enforced` is never used [INFO] [stdout] --> checker/src/utils.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 73 | pub trait EnforcedOrExt { [INFO] [stdout] | ------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 76 | fn and_enforced(self, other: Self) -> Self::Result; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.16s [INFO] running `Command { std: "docker" "inspect" "0c7cb4f2e869aa064fb32a56b088dfe21ee61d2235e44f8af4a3d1726dff9ec8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c7cb4f2e869aa064fb32a56b088dfe21ee61d2235e44f8af4a3d1726dff9ec8", kill_on_drop: false }` [INFO] [stdout] 0c7cb4f2e869aa064fb32a56b088dfe21ee61d2235e44f8af4a3d1726dff9ec8 [INFO] checking kaleidawave/ezno against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaleidawave%2Fezno" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kaleidawave/ezno on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kaleidawave/ezno [INFO] finished tweaking git repo https://github.com/kaleidawave/ezno [INFO] tweaked toml for git repo https://github.com/kaleidawave/ezno written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/kaleidawave/ezno 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9d011a56051ee86f3ea16a68a8f6c2d5f352b52873107eb429b3bce3f9f09c55 [INFO] running `Command { std: "docker" "start" "-a" "9d011a56051ee86f3ea16a68a8f6c2d5f352b52873107eb429b3bce3f9f09c55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9d011a56051ee86f3ea16a68a8f6c2d5f352b52873107eb429b3bce3f9f09c55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d011a56051ee86f3ea16a68a8f6c2d5f352b52873107eb429b3bce3f9f09c55", kill_on_drop: false }` [INFO] [stdout] 9d011a56051ee86f3ea16a68a8f6c2d5f352b52873107eb429b3bce3f9f09c55 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d471d1cf094c723ed60ccafe8ed67308120d2e4af8ddb7a0e1d721bc836016ea [INFO] running `Command { std: "docker" "start" "-a" "d471d1cf094c723ed60ccafe8ed67308120d2e4af8ddb7a0e1d721bc836016ea", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling either_n v0.2.0 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Compiling string-cases v0.2.0 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Compiling macro_rules_attribute-proc_macro v0.2.0 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking iterator-endiate v0.2.1 [INFO] [stderr] Checking temporary-annex v0.1.0 [INFO] [stderr] Checking yansi v0.5.1 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking levenshtein v1.0.5 [INFO] [stderr] Checking bimap v0.6.3 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Checking pretty_assertions v1.4.0 [INFO] [stderr] Compiling winapi v0.3.9 [INFO] [stderr] Checking path-dedot v3.1.1 [INFO] [stderr] Checking codespan-reporting v0.11.1 [INFO] [stderr] Checking bytemuck v1.14.3 [INFO] [stderr] Checking path-absolutize v3.1.1 [INFO] [stderr] Compiling serde_json v1.0.114 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking walkdir v2.4.0 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Checking rgb v0.8.37 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Checking base64 v0.21.7 [INFO] [stderr] Compiling ezno-checker-specification v0.0.0 (/opt/rustwide/workdir/checker/specification) [INFO] [stderr] Checking indexmap v2.2.5 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.19/src/sync/parker.rs:370:25 [INFO] [stdout] | [INFO] [stdout] 370 | / match self.state.swap(EMPTY, SeqCst) { [INFO] [stdout] 371 | | NOTIFIED | PARKED => return, [INFO] [stdout] 372 | | n => panic!("inconsistent park_timeout state: {}", n), [INFO] [stdout] 373 | | }; [INFO] [stdout] | |_________________________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking quote v1.0.35 [INFO] [stderr] Checking winconsole v0.11.1 [INFO] [stderr] Checking multiline-term-input v0.1.0 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `crossbeam-utils` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "d471d1cf094c723ed60ccafe8ed67308120d2e4af8ddb7a0e1d721bc836016ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d471d1cf094c723ed60ccafe8ed67308120d2e4af8ddb7a0e1d721bc836016ea", kill_on_drop: false }` [INFO] [stdout] d471d1cf094c723ed60ccafe8ed67308120d2e4af8ddb7a0e1d721bc836016ea