[INFO] cloning repository https://github.com/u66u/juu2 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/u66u/juu2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fu66u%2Fjuu2", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fu66u%2Fjuu2'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3cdb386318b0414ce327f84180db6be3371478df [INFO] testing u66u/juu2 against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fu66u%2Fjuu2" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/u66u/juu2 [INFO] finished tweaking git repo https://github.com/u66u/juu2 [INFO] tweaked toml for git repo https://github.com/u66u/juu2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/u66u/juu2 on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/u66u/juu2 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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] testing u66u/juu2 against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fu66u%2Fjuu2" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/u66u/juu2 [INFO] finished tweaking git repo https://github.com/u66u/juu2 [INFO] tweaked toml for git repo https://github.com/u66u/juu2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/u66u/juu2 on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/u66u/juu2 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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pest_derive v2.8.4 [INFO] [stderr] Downloaded pest_meta v2.8.4 [INFO] [stderr] Downloaded pest_generator v2.8.4 [INFO] [stderr] Downloaded pest v2.8.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ac82623f886a5916c9a5cda7c5813680197962f9407de8375c10d5a8d971e1d8 [INFO] running `Command { std: "docker" "start" "-a" "ac82623f886a5916c9a5cda7c5813680197962f9407de8375c10d5a8d971e1d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ac82623f886a5916c9a5cda7c5813680197962f9407de8375c10d5a8d971e1d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac82623f886a5916c9a5cda7c5813680197962f9407de8375c10d5a8d971e1d8", kill_on_drop: false }` [INFO] [stdout] ac82623f886a5916c9a5cda7c5813680197962f9407de8375c10d5a8d971e1d8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }` [INFO] [stdout] 651252c45a2fa5e6a3f30a9dc2b55bb17850fae3ef20e5b68281b0189c552655 [INFO] running `Command { std: "docker" "start" "-a" "651252c45a2fa5e6a3f30a9dc2b55bb17850fae3ef20e5b68281b0189c552655", kill_on_drop: false }` [INFO] [stderr] Compiling quote v1.0.42 [INFO] [stderr] Compiling unicode-ident v1.0.22 [INFO] [stderr] Compiling ucd-trie v0.1.7 [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling pest v2.8.4 [INFO] [stderr] Compiling syn v2.0.111 [INFO] [stderr] Compiling pest_meta v2.8.4 [INFO] [stderr] Compiling pest_generator v2.8.4 [INFO] [stderr] Compiling pest_derive v2.8.4 [INFO] [stderr] Compiling juu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Arc` and `Mutex` [INFO] [stdout] --> src/monomorphize.rs:5:17 [INFO] [stdout] | [INFO] [stdout] 5 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/monomorphize.rs:228:9 [INFO] [stdout] | [INFO] [stdout] 228 | let mut local_gen_types = concrete_gens.clone(); [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: variant `TypeVar` is never constructed [INFO] [stdout] --> src/ast.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Type { [INFO] [stdout] | ---- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 5 | TypeVar(String), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are 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 `mutable` is never read [INFO] [stdout] --> src/ast.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 72 | Let { [INFO] [stdout] | --- field in this variant [INFO] [stdout] 73 | name: String, [INFO] [stdout] 74 | mutable: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/ast.rs:101:10 [INFO] [stdout] | [INFO] [stdout] 101 | Stmt(Stmt), [INFO] [stdout] | ---- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Item` has derived impls for the traits `Clone` and `Debug`, but these are 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] 101 - Stmt(Stmt), [INFO] [stdout] 101 + Stmt(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `U8` and `Struct` are never constructed [INFO] [stdout] --> src/ir.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 26 | pub enum CType { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 30 | U8, [INFO] [stdout] | ^^ [INFO] [stdout] ... [INFO] [stdout] 34 | Struct(String), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `If` and `While` are never constructed [INFO] [stdout] --> src/ir.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 38 | pub enum Stmt { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 50 | If { [INFO] [stdout] | ^^ [INFO] [stdout] ... [INFO] [stdout] 55 | While { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Raw` is never constructed [INFO] [stdout] --> src/ir.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 62 | pub enum Expr { [INFO] [stdout] | ---- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 86 | Raw(String), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `fn_bodies` is never read [INFO] [stdout] --> src/types.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 45 | pub struct ProgramContext { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn_bodies: HashMap, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ProgramContext` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/types.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 64 | pub struct TypeInfo { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 65 | pub name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TypeInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `generics` are never read [INFO] [stdout] --> src/types.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 71 | pub struct TraitInfo { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 72 | pub name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 73 | pub generics: Vec, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TraitInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.47s [INFO] running `Command { std: "docker" "inspect" "651252c45a2fa5e6a3f30a9dc2b55bb17850fae3ef20e5b68281b0189c552655", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "651252c45a2fa5e6a3f30a9dc2b55bb17850fae3ef20e5b68281b0189c552655", kill_on_drop: false }` [INFO] [stdout] 651252c45a2fa5e6a3f30a9dc2b55bb17850fae3ef20e5b68281b0189c552655 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }` [INFO] [stdout] 70587b804fcdeb4aefc1bc5f7edae1f53a9bd86fb24431aa13b47b9526043139 [INFO] running `Command { std: "docker" "start" "-a" "70587b804fcdeb4aefc1bc5f7edae1f53a9bd86fb24431aa13b47b9526043139", kill_on_drop: false }` [INFO] [stderr] Compiling juu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Arc` and `Mutex` [INFO] [stdout] --> src/monomorphize.rs:5:17 [INFO] [stdout] | [INFO] [stdout] 5 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/monomorphize.rs:228:9 [INFO] [stdout] | [INFO] [stdout] 228 | let mut local_gen_types = concrete_gens.clone(); [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: unused variable: `rhs` [INFO] [stdout] --> src/parser.rs:574:51 [INFO] [stdout] | [INFO] [stdout] 574 | if let Stmt::Expr(Expr::Binary { op, lhs, rhs }) = stmt { [INFO] [stdout] | ^^^ help: try ignoring the field: `rhs: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l_add` [INFO] [stdout] --> src/parser.rs:579:22 [INFO] [stdout] | [INFO] [stdout] 579 | lhs: l_add, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_l_add` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `TypeVar` is never constructed [INFO] [stdout] --> src/ast.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Type { [INFO] [stdout] | ---- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 5 | TypeVar(String), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are 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 `mutable` is never read [INFO] [stdout] --> src/ast.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 72 | Let { [INFO] [stdout] | --- field in this variant [INFO] [stdout] 73 | name: String, [INFO] [stdout] 74 | mutable: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/ast.rs:101:10 [INFO] [stdout] | [INFO] [stdout] 101 | Stmt(Stmt), [INFO] [stdout] | ---- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Item` has derived impls for the traits `Clone` and `Debug`, but these are 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] 101 - Stmt(Stmt), [INFO] [stdout] 101 + Stmt(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `U8` and `Struct` are never constructed [INFO] [stdout] --> src/ir.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 26 | pub enum CType { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 30 | U8, [INFO] [stdout] | ^^ [INFO] [stdout] ... [INFO] [stdout] 34 | Struct(String), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `If` and `While` are never constructed [INFO] [stdout] --> src/ir.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 38 | pub enum Stmt { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 50 | If { [INFO] [stdout] | ^^ [INFO] [stdout] ... [INFO] [stdout] 55 | While { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Raw` is never constructed [INFO] [stdout] --> src/ir.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 62 | pub enum Expr { [INFO] [stdout] | ---- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 86 | Raw(String), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `fn_bodies` is never read [INFO] [stdout] --> src/types.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 45 | pub struct ProgramContext { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn_bodies: HashMap, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ProgramContext` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/types.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 64 | pub struct TypeInfo { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 65 | pub name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TypeInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `generics` are never read [INFO] [stdout] --> src/types.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 71 | pub struct TraitInfo { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 72 | pub name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 73 | pub generics: Vec, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TraitInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.31s [INFO] running `Command { std: "docker" "inspect" "70587b804fcdeb4aefc1bc5f7edae1f53a9bd86fb24431aa13b47b9526043139", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70587b804fcdeb4aefc1bc5f7edae1f53a9bd86fb24431aa13b47b9526043139", kill_on_drop: false }` [INFO] [stdout] 70587b804fcdeb4aefc1bc5f7edae1f53a9bd86fb24431aa13b47b9526043139 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }` [INFO] [stdout] def8e801b7d583bc339d7bcc29875643d8308f8de89f2993cbf6f771d31d6de2 [INFO] running `Command { std: "docker" "start" "-a" "def8e801b7d583bc339d7bcc29875643d8308f8de89f2993cbf6f771d31d6de2", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `Arc` and `Mutex` [INFO] [stderr] --> src/monomorphize.rs:5:17 [INFO] [stderr] | [INFO] [stderr] 5 | use std::sync::{Arc, Mutex}; [INFO] [stderr] | ^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/monomorphize.rs:228:9 [INFO] [stderr] | [INFO] [stderr] 228 | let mut local_gen_types = concrete_gens.clone(); [INFO] [stderr] | ----^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rhs` [INFO] [stderr] --> src/parser.rs:574:51 [INFO] [stderr] | [INFO] [stderr] 574 | if let Stmt::Expr(Expr::Binary { op, lhs, rhs }) = stmt { [INFO] [stderr] | ^^^ help: try ignoring the field: `rhs: _` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `l_add` [INFO] [stderr] --> src/parser.rs:579:22 [INFO] [stderr] | [INFO] [stderr] 579 | lhs: l_add, [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_l_add` [INFO] [stderr] [INFO] [stderr] warning: variant `TypeVar` is never constructed [INFO] [stderr] --> src/ast.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 2 | pub enum Type { [INFO] [stderr] | ---- variant in this enum [INFO] [stderr] ... [INFO] [stderr] 5 | TypeVar(String), [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: field `mutable` is never read [INFO] [stderr] --> src/ast.rs:74:9 [INFO] [stderr] | [INFO] [stderr] 72 | Let { [INFO] [stderr] | --- field in this variant [INFO] [stderr] 73 | name: String, [INFO] [stderr] 74 | mutable: bool, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/ast.rs:101:10 [INFO] [stderr] | [INFO] [stderr] 101 | Stmt(Stmt), [INFO] [stderr] | ---- ^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Item` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 101 - Stmt(Stmt), [INFO] [stderr] 101 + Stmt(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: variants `U8` and `Struct` are never constructed [INFO] [stderr] --> src/ir.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 26 | pub enum CType { [INFO] [stderr] | ----- variants in this enum [INFO] [stderr] ... [INFO] [stderr] 30 | U8, [INFO] [stderr] | ^^ [INFO] [stderr] ... [INFO] [stderr] 34 | Struct(String), [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `CType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: variants `If` and `While` are never constructed [INFO] [stderr] --> src/ir.rs:50:5 [INFO] [stderr] | [INFO] [stderr] 38 | pub enum Stmt { [INFO] [stderr] | ---- variants in this enum [INFO] [stderr] ... [INFO] [stderr] 50 | If { [INFO] [stderr] | ^^ [INFO] [stderr] ... [INFO] [stderr] 55 | While { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: variant `Raw` is never constructed [INFO] [stderr] --> src/ir.rs:86:5 [INFO] [stderr] | [INFO] [stderr] 62 | pub enum Expr { [INFO] [stderr] | ---- variant in this enum [INFO] [stderr] ... [INFO] [stderr] 86 | Raw(String), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: field `fn_bodies` is never read [INFO] [stderr] --> src/types.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 45 | pub struct ProgramContext { [INFO] [stderr] | -------------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 49 | pub fn_bodies: HashMap, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `ProgramContext` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: field `name` is never read [INFO] [stderr] --> src/types.rs:65:9 [INFO] [stderr] | [INFO] [stderr] 64 | pub struct TypeInfo { [INFO] [stderr] | -------- field in this struct [INFO] [stderr] 65 | pub name: String, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `TypeInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: fields `name` and `generics` are never read [INFO] [stderr] --> src/types.rs:72:9 [INFO] [stderr] | [INFO] [stderr] 71 | pub struct TraitInfo { [INFO] [stderr] | --------- fields in this struct [INFO] [stderr] 72 | pub name: String, [INFO] [stderr] | ^^^^ [INFO] [stderr] 73 | pub generics: Vec, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `TraitInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: `juu` (bin "juu" test) generated 13 warnings (run `cargo fix --bin "juu" -p juu --tests` to apply 4 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/build/juu/9bf4598d43a19334/deps/juu-9bf4598d43a19334) [INFO] [stdout] [INFO] [stdout] running 32 tests [INFO] [stdout] test checker::tests::test_generic_function_error ... ok [INFO] [stdout] test checker::tests::test_function_args_mismatch ... ok [INFO] [stdout] test checker::tests::test_generic_function_inference ... ok [INFO] [stdout] test checker::tests::test_return_type_check ... ok [INFO] [stdout] test checker::tests::test_nested_scope_shadowing ... ok [INFO] [stdout] test checker::tests::test_generic_struct_usage ... ok [INFO] [stdout] test checker::tests::test_type_mismatch ... ok [INFO] [stdout] test checker::tests::test_typeclass_basic ... ok [INFO] [stdout] test checker::tests::test_struct_field_mismatch ... ok [INFO] [stdout] test checker::tests::test_struct_access ... ok [INFO] [stdout] test infer::tests::test_basic_unify ... ok [INFO] [stdout] test checker::tests::test_valid_math ... ok [INFO] [stdout] test checker::tests::test_unknown_variable ... ok [INFO] [stdout] test checker::tests::test_variable_shadowing ... ok [INFO] [stdout] test infer::tests::test_function_arg_mismatch_complex ... ok [INFO] [stdout] test infer::tests::test_function_unify ... ok [INFO] [stdout] test infer::tests::test_var_binding ... ok [INFO] [stdout] test infer::tests::test_recursive_crash ... ok [INFO] [stdout] test infer::tests::test_complex_unification_chain ... ok [INFO] [stdout] test infer::tests::test_list_generics ... ok [INFO] [stdout] test infer::tests::test_nested_constructor_mismatch ... ok [INFO] [stdout] test monomorphize::tests::test_mono_primitive_types ... ok [INFO] [stdout] test monomorphize::tests::test_mono_member_access_resolution ... ok [INFO] [stdout] test monomorphize::tests::test_mono_generic_function_naming ... ok [INFO] [stdout] test monomorphize::tests::test_mono_method_call_mangling ... ok [INFO] [stdout] test parser::tests::test_chained_calls_with_args ... ok [INFO] [stdout] test parser::tests::test_mutable_pointer_syntax ... ok [INFO] [stdout] test monomorphize::tests::test_mono_nested_generics ... ok [INFO] [stdout] test parser::tests::test_complex_math_precedence ... ok [INFO] [stdout] test parser::tests::test_generics_everywhere ... ok [INFO] [stdout] test parser::tests::test_parsing_comments ... ok [INFO] [stdout] test parser::tests::test_impl_parsing_distinction ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "def8e801b7d583bc339d7bcc29875643d8308f8de89f2993cbf6f771d31d6de2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "def8e801b7d583bc339d7bcc29875643d8308f8de89f2993cbf6f771d31d6de2", kill_on_drop: false }` [INFO] [stdout] def8e801b7d583bc339d7bcc29875643d8308f8de89f2993cbf6f771d31d6de2