[INFO] cloning repository https://github.com/kevinclancy/MaMaRust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kevinclancy/MaMaRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevinclancy%2FMaMaRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevinclancy%2FMaMaRust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a8a3c3ab8610e560bba42d65f282803e23b966c6 [INFO] checking kevinclancy/MaMaRust against c42ac5fd59628ea7e2f52af5944c2aaac3f0e7f6 for pr-161319 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevinclancy%2FMaMaRust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/kevinclancy/MaMaRust [INFO] finished tweaking git repo https://github.com/kevinclancy/MaMaRust [INFO] tweaked toml for git repo https://github.com/kevinclancy/MaMaRust written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/kevinclancy/MaMaRust on toolchain c42ac5fd59628ea7e2f52af5944c2aaac3f0e7f6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c42ac5fd59628ea7e2f52af5944c2aaac3f0e7f6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/kevinclancy/MaMaRust 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" "+c42ac5fd59628ea7e2f52af5944c2aaac3f0e7f6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cc v1.2.35 [INFO] [stderr] Downloaded find-msvc-tools v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] 724aa2bde5e64fef029217bac3c13939a6773e470449cb3be65ffef4fe36f1cd [INFO] running `Command { std: "docker" "start" "724aa2bde5e64fef029217bac3c13939a6773e470449cb3be65ffef4fe36f1cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "724aa2bde5e64fef029217bac3c13939a6773e470449cb3be65ffef4fe36f1cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "724aa2bde5e64fef029217bac3c13939a6773e470449cb3be65ffef4fe36f1cd" "/opt/rustwide/cargo-home/bin/cargo" "+c42ac5fd59628ea7e2f52af5944c2aaac3f0e7f6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "724aa2bde5e64fef029217bac3c13939a6773e470449cb3be65ffef4fe36f1cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "724aa2bde5e64fef029217bac3c13939a6773e470449cb3be65ffef4fe36f1cd" "/opt/rustwide/cargo-home/bin/cargo" "+c42ac5fd59628ea7e2f52af5944c2aaac3f0e7f6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Compiling find-msvc-tools v0.1.0 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Compiling im v15.1.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling cc v1.2.35 [INFO] [stderr] Checking rand_xoshiro v0.6.0 [INFO] [stderr] Checking ahash v0.8.12 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Compiling psm v0.1.26 [INFO] [stderr] Compiling stacker v0.1.21 [INFO] [stderr] Checking chumsky v0.9.3 [INFO] [stderr] Checking mama_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `slice` [INFO] [stdout] --> src/heap.rs:1:22 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{mem::swap, slice}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `virtual_machine::VirtualMachine` [INFO] [stdout] --> src/heap.rs:3:40 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::{virtual_machine::CodeAddr, virtual_machine::VirtualMachine}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Heap` [INFO] [stdout] --> src/virtual_machine.rs:1:19 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::heap::{Heap, HeapAddr}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `slice` [INFO] [stdout] --> src/heap.rs:1:22 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{mem::swap, slice}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `add`, `get_basic`, `sub`, and `symbolic_addr` [INFO] [stdout] --> src/gen_code.rs:1:28 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{code_builder::{add, get_basic, load_c, mk_basic, mk_vec, sub, symbolic_addr}, syntax::{Expr, MatchCase, Pattern, Prog, Sp... [INFO] [stdout] | ^^^ ^^^^^^^^^ ^^^ ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `virtual_machine::VirtualMachine` [INFO] [stdout] --> src/heap.rs:3:40 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::{virtual_machine::CodeAddr, virtual_machine::VirtualMachine}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Heap` [INFO] [stdout] --> src/virtual_machine.rs:1:19 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::heap::{Heap, HeapAddr}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `add`, `get_basic`, `sub`, and `symbolic_addr` [INFO] [stdout] --> src/gen_code.rs:1:28 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{code_builder::{add, get_basic, load_c, mk_basic, mk_vec, sub, symbolic_addr}, syntax::{Expr, MatchCase, Pattern, Prog, Sp... [INFO] [stdout] | ^^^ ^^^^^^^^^ ^^^ ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/heap.rs:434:11 [INFO] [stdout] | [INFO] [stdout] 434 | let mut basic_addr = heap.new_basic(3, [].iter_mut()); [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: unreachable pattern [INFO] [stdout] --> src/parser.rs:736:21 [INFO] [stdout] | [INFO] [stdout] 735 | MatchCase { when_cond, .. } => assert!(when_cond.is_some()), [INFO] [stdout] | --------------------------- matches any value [INFO] [stdout] 736 | _ => panic!("Expected ConstructorCase with guard"), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctxt` [INFO] [stdout] --> src/gen_code.rs:209:5 [INFO] [stdout] | [INFO] [stdout] 209 | ctxt: &Context, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_ctxt` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addr_gen` [INFO] [stdout] --> src/gen_code.rs:210:5 [INFO] [stdout] | [INFO] [stdout] 210 | addr_gen: &mut AddressGenerator, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_addr_gen` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expr` [INFO] [stdout] --> src/gen_code.rs:211:5 [INFO] [stdout] | [INFO] [stdout] 211 | expr: &Expr, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_expr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack_level` [INFO] [stdout] --> src/gen_code.rs:212:5 [INFO] [stdout] | [INFO] [stdout] 212 | stack_level: u8, [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack_level` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/gen_code.rs:841:9 [INFO] [stdout] | [INFO] [stdout] 841 | _ => panic!("{:?} not implemented", expr) [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/gen_code.rs:841:9 [INFO] [stdout] | [INFO] [stdout] 312 | Expr::Int(n, _) => { [INFO] [stdout] | --------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 318 | Expr::Plus(e1, e2, _) => { [INFO] [stdout] | --------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 321 | Expr::Minus(e1, e2, _) => { [INFO] [stdout] | ---------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 324 | Expr::Times(e1, e2, _) => { [INFO] [stdout] | ---------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 841 | _ => panic!("{:?} not implemented", expr) [INFO] [stdout] | ^ ...and 18 other patterns collectively make this unreachable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctxt` [INFO] [stdout] --> src/gen_code.rs:209:5 [INFO] [stdout] | [INFO] [stdout] 209 | ctxt: &Context, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_ctxt` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addr_gen` [INFO] [stdout] --> src/gen_code.rs:210:5 [INFO] [stdout] | [INFO] [stdout] 210 | addr_gen: &mut AddressGenerator, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_addr_gen` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expr` [INFO] [stdout] --> src/gen_code.rs:211:5 [INFO] [stdout] | [INFO] [stdout] 211 | expr: &Expr, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_expr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack_level` [INFO] [stdout] --> src/gen_code.rs:212:5 [INFO] [stdout] | [INFO] [stdout] 212 | stack_level: u8, [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stack_level` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/gen_code.rs:841:9 [INFO] [stdout] | [INFO] [stdout] 841 | _ => panic!("{:?} not implemented", expr) [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/gen_code.rs:841:9 [INFO] [stdout] | [INFO] [stdout] 312 | Expr::Int(n, _) => { [INFO] [stdout] | --------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 318 | Expr::Plus(e1, e2, _) => { [INFO] [stdout] | --------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 321 | Expr::Minus(e1, e2, _) => { [INFO] [stdout] | ---------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 324 | Expr::Times(e1, e2, _) => { [INFO] [stdout] | ---------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 841 | _ => panic!("{:?} not implemented", expr) [INFO] [stdout] | ^ ...and 18 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Expr` and `Ty` [INFO] [stdout] --> tests/virtual_machine_tests.rs:1:25 [INFO] [stdout] | [INFO] [stdout] 1 | use mama_rust::syntax::{Ty, Expr}; [INFO] [stdout] | ^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AddressGenerator`, `Context`, and `code_v` [INFO] [stdout] --> tests/virtual_machine_tests.rs:2:27 [INFO] [stdout] | [INFO] [stdout] 2 | use mama_rust::gen_code::{code_v, gen_code_prog, AddressGenerator, Context}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `parse_expr` [INFO] [stdout] --> tests/virtual_machine_tests.rs:5:29 [INFO] [stdout] | [INFO] [stdout] 5 | use mama_rust::test_utils::{parse_expr, parse_prog}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ty` [INFO] [stdout] --> tests/virtual_machine_tests.rs:33:10 [INFO] [stdout] | [INFO] [stdout] 33 | let (ty, code) = gen_code_prog(&prog).unwrap(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ty` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.49s [INFO] running `Command { std: "docker" "inspect" "724aa2bde5e64fef029217bac3c13939a6773e470449cb3be65ffef4fe36f1cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "724aa2bde5e64fef029217bac3c13939a6773e470449cb3be65ffef4fe36f1cd", kill_on_drop: false }` [INFO] [stdout] 724aa2bde5e64fef029217bac3c13939a6773e470449cb3be65ffef4fe36f1cd