[INFO] cloning repository https://github.com/knightvertrag/lockhart [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/knightvertrag/lockhart" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknightvertrag%2Flockhart", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknightvertrag%2Flockhart'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2d9f43856a7614a6b800bd8fba870bd56b2b2038 [INFO] checking knightvertrag/lockhart against master#8424f8e8cdf07010967a57584fd647b30e930d4d for pr-120095 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknightvertrag%2Flockhart" "/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/knightvertrag/lockhart on toolchain 8424f8e8cdf07010967a57584fd647b30e930d4d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/knightvertrag/lockhart [INFO] finished tweaking git repo https://github.com/knightvertrag/lockhart [INFO] tweaked toml for git repo https://github.com/knightvertrag/lockhart written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/knightvertrag/lockhart 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" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rustix v0.34.6 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 79e369ecdaaea2aa2945be8f54d27984ee5ac65f44ebd700f690c45e7ab45ac6 [INFO] running `Command { std: "docker" "start" "-a" "79e369ecdaaea2aa2945be8f54d27984ee5ac65f44ebd700f690c45e7ab45ac6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "79e369ecdaaea2aa2945be8f54d27984ee5ac65f44ebd700f690c45e7ab45ac6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79e369ecdaaea2aa2945be8f54d27984ee5ac65f44ebd700f690c45e7ab45ac6", kill_on_drop: false }` [INFO] [stdout] 79e369ecdaaea2aa2945be8f54d27984ee5ac65f44ebd700f690c45e7ab45ac6 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 47a1ae4d2f49137a7b628743542e73c306b0c5df2da7d2e7b2e0ca105b51cecb [INFO] running `Command { std: "docker" "start" "-a" "47a1ae4d2f49137a7b628743542e73c306b0c5df2da7d2e7b2e0ca105b51cecb", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.124 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling io-lifetimes v0.6.1 [INFO] [stderr] Compiling rustix v0.34.6 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Checking linux-raw-sys v0.0.46 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking siphasher v0.3.10 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Compiling getrandom v0.2.6 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking utf8parse v0.2.0 [INFO] [stderr] Checking unicode-segmentation v1.9.0 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking nix v0.23.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Compiling phf_generator v0.10.0 [INFO] [stderr] Checking fd-lock v3.0.5 [INFO] [stderr] Compiling phf_macros v0.10.0 [INFO] [stderr] Checking rustyline v9.1.2 [INFO] [stderr] Checking phf v0.10.1 [INFO] [stderr] Checking lockhart v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `cell::RefCell`, `rc::Rc` [INFO] [stdout] --> src/chunk/disassemble.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{cell::RefCell, rc::Rc}; [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::Lineno` [INFO] [stdout] --> src/chunk/disassemble.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use super::Lineno; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `disassemble::disassemble_chunk`, `self`, `self` [INFO] [stdout] --> src/compiler.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | chunk::{disassemble::disassemble_chunk, Chunk, Lineno}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 6 | lexer::{self, Lexer}, [INFO] [stdout] | ^^^^ [INFO] [stdout] 7 | token::{self, Token, TokenType}, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `TokenType`, `Token` [INFO] [stdout] --> src/lexer/tests.rs:1:20 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::token::{Token, TokenType}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Lineno`, `disassemble::disassemble_instruction` [INFO] [stdout] --> src/vm.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | chunk::{disassemble::disassemble_instruction, Chunk, Lineno}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bytecode::Opcode` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use bytecode::Opcode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Chunk`, `Lineno` [INFO] [stdout] --> src/main.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | use chunk::{Chunk, Lineno}; [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `vm::Vm` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use vm::Vm; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `cell::RefCell`, `rc::Rc` [INFO] [stdout] --> src/chunk/disassemble.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{cell::RefCell, rc::Rc}; [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::Lineno` [INFO] [stdout] --> src/chunk/disassemble.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use super::Lineno; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `disassemble::disassemble_chunk`, `self`, `self` [INFO] [stdout] --> src/compiler.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | chunk::{disassemble::disassemble_chunk, Chunk, Lineno}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 6 | lexer::{self, Lexer}, [INFO] [stdout] | ^^^^ [INFO] [stdout] 7 | token::{self, Token, TokenType}, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Lineno`, `disassemble::disassemble_instruction` [INFO] [stdout] --> src/vm.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | chunk::{disassemble::disassemble_instruction, Chunk, Lineno}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bytecode::Opcode` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use bytecode::Opcode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Chunk`, `Lineno` [INFO] [stdout] --> src/main.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | use chunk::{Chunk, Lineno}; [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `vm::Vm` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use vm::Vm; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `offset` [INFO] [stdout] --> src/chunk/disassemble.rs:37:64 [INFO] [stdout] | [INFO] [stdout] 37 | fn constant_instruction(name: &str, chunk: &Chunk, idx: usize, offset: usize) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/value.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | _ => false, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `OP_MOD` is never constructed [INFO] [stdout] --> src/bytecode.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum Opcode { [INFO] [stdout] | ------ variant in this enum [INFO] [stdout] ... [INFO] [stdout] 13 | OP_MOD, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Opcode` 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: function `disassemble_chunk` is never used [INFO] [stdout] --> src/chunk/disassemble.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn disassemble_chunk(chunk: &Chunk, name: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `disassemble_instruction` is never used [INFO] [stdout] --> src/chunk/disassemble.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn disassemble_instruction(chunk: &Chunk, offset: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `constant_instruction` is never used [INFO] [stdout] --> src/chunk/disassemble.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn constant_instruction(name: &str, chunk: &Chunk, idx: usize, offset: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `PrecCall` and `PrecPrimary` are never constructed [INFO] [stdout] --> src/compiler/precedence.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Precedence { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 12 | PrecCall, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 13 | PrecPrimary, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Precedence` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `InterpretCompileError` is never constructed [INFO] [stdout] --> src/vm.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 33 | pub enum InterpretError { [INFO] [stdout] | -------------- variant in this enum [INFO] [stdout] 34 | InterpretCompileError(&'static str), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `InterpretError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `offset` [INFO] [stdout] --> src/chunk/disassemble.rs:37:64 [INFO] [stdout] | [INFO] [stdout] 37 | fn constant_instruction(name: &str, chunk: &Chunk, idx: usize, offset: usize) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/value.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | _ => false, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `OP_MOD` is never constructed [INFO] [stdout] --> src/bytecode.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum Opcode { [INFO] [stdout] | ------ variant in this enum [INFO] [stdout] ... [INFO] [stdout] 13 | OP_MOD, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Opcode` 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: function `disassemble_chunk` is never used [INFO] [stdout] --> src/chunk/disassemble.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn disassemble_chunk(chunk: &Chunk, name: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `disassemble_instruction` is never used [INFO] [stdout] --> src/chunk/disassemble.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn disassemble_instruction(chunk: &Chunk, offset: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `constant_instruction` is never used [INFO] [stdout] --> src/chunk/disassemble.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn constant_instruction(name: &str, chunk: &Chunk, idx: usize, offset: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `PrecCall` and `PrecPrimary` are never constructed [INFO] [stdout] --> src/compiler/precedence.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Precedence { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 12 | PrecCall, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 13 | PrecPrimary, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Precedence` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `InterpretCompileError` is never constructed [INFO] [stdout] --> src/vm.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 33 | pub enum InterpretError { [INFO] [stdout] | -------------- variant in this enum [INFO] [stdout] 34 | InterpretCompileError(&'static str), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `InterpretError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.57s [INFO] running `Command { std: "docker" "inspect" "47a1ae4d2f49137a7b628743542e73c306b0c5df2da7d2e7b2e0ca105b51cecb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47a1ae4d2f49137a7b628743542e73c306b0c5df2da7d2e7b2e0ca105b51cecb", kill_on_drop: false }` [INFO] [stdout] 47a1ae4d2f49137a7b628743542e73c306b0c5df2da7d2e7b2e0ca105b51cecb [INFO] checking knightvertrag/lockhart against try#047472f299946caf090d1b5608ae4bd9f0416256+rustflags=-Ddereferencing_mut_binding for pr-120095 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknightvertrag%2Flockhart" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/knightvertrag/lockhart on toolchain 047472f299946caf090d1b5608ae4bd9f0416256 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/knightvertrag/lockhart [INFO] finished tweaking git repo https://github.com/knightvertrag/lockhart [INFO] tweaked toml for git repo https://github.com/knightvertrag/lockhart written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/knightvertrag/lockhart 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" "+047472f299946caf090d1b5608ae4bd9f0416256" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+047472f299946caf090d1b5608ae4bd9f0416256" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5c57b487bc76cf4c94b9a28d7f8b11ee25e9065b9fd42b624cb2d6b27d322f14 [INFO] running `Command { std: "docker" "start" "-a" "5c57b487bc76cf4c94b9a28d7f8b11ee25e9065b9fd42b624cb2d6b27d322f14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c57b487bc76cf4c94b9a28d7f8b11ee25e9065b9fd42b624cb2d6b27d322f14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c57b487bc76cf4c94b9a28d7f8b11ee25e9065b9fd42b624cb2d6b27d322f14", kill_on_drop: false }` [INFO] [stdout] 5c57b487bc76cf4c94b9a28d7f8b11ee25e9065b9fd42b624cb2d6b27d322f14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Ddereferencing_mut_binding" "-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" "+047472f299946caf090d1b5608ae4bd9f0416256" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 792d42858821920c5ce791643af11ffd4c8ebf54dd4f79ca5c7f246b6b83adbf [INFO] running `Command { std: "docker" "start" "-a" "792d42858821920c5ce791643af11ffd4c8ebf54dd4f79ca5c7f246b6b83adbf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.124 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling io-lifetimes v0.6.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling rustix v0.34.6 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Checking linux-raw-sys v0.0.46 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling getrandom v0.2.6 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking siphasher v0.3.10 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking utf8parse v0.2.0 [INFO] [stderr] Checking unicode-segmentation v1.9.0 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking nix v0.23.1 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Compiling phf_generator v0.10.0 [INFO] [stderr] Checking fd-lock v3.0.5 [INFO] [stderr] Compiling phf_macros v0.10.0 [INFO] [stderr] Checking rustyline v9.1.2 [INFO] [stderr] Checking phf v0.10.1 [INFO] [stderr] Checking lockhart v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `cell::RefCell`, `rc::Rc` [INFO] [stdout] --> src/chunk/disassemble.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{cell::RefCell, rc::Rc}; [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::Lineno` [INFO] [stdout] --> src/chunk/disassemble.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use super::Lineno; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `disassemble::disassemble_chunk`, `self`, `self` [INFO] [stdout] --> src/compiler.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | chunk::{disassemble::disassemble_chunk, Chunk, Lineno}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 6 | lexer::{self, Lexer}, [INFO] [stdout] | ^^^^ [INFO] [stdout] 7 | token::{self, Token, TokenType}, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Lineno`, `disassemble::disassemble_instruction` [INFO] [stdout] --> src/vm.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | chunk::{disassemble::disassemble_instruction, Chunk, Lineno}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bytecode::Opcode` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use bytecode::Opcode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Chunk`, `Lineno` [INFO] [stdout] --> src/main.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | use chunk::{Chunk, Lineno}; [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `vm::Vm` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use vm::Vm; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `cell::RefCell`, `rc::Rc` [INFO] [stdout] --> src/chunk/disassemble.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{cell::RefCell, rc::Rc}; [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::Lineno` [INFO] [stdout] --> src/chunk/disassemble.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use super::Lineno; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `disassemble::disassemble_chunk`, `self`, `self` [INFO] [stdout] --> src/compiler.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | chunk::{disassemble::disassemble_chunk, Chunk, Lineno}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 6 | lexer::{self, Lexer}, [INFO] [stdout] | ^^^^ [INFO] [stdout] 7 | token::{self, Token, TokenType}, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `TokenType`, `Token` [INFO] [stdout] --> src/lexer/tests.rs:1:20 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::token::{Token, TokenType}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Lineno`, `disassemble::disassemble_instruction` [INFO] [stdout] --> src/vm.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | chunk::{disassemble::disassemble_instruction, Chunk, Lineno}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bytecode::Opcode` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use bytecode::Opcode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Chunk`, `Lineno` [INFO] [stdout] --> src/main.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | use chunk::{Chunk, Lineno}; [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `vm::Vm` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use vm::Vm; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: dereferencing `mut` binding [INFO] [stdout] --> src/vm.rs:72:42 [INFO] [stdout] | [INFO] [stdout] 72 | if let Value::NUMBER(mut n) = to_negate { [INFO] [stdout] | ^^^^^ `mut` dereferences the type of this binding [INFO] [stdout] | [INFO] [stdout] help: this will change in edition 2024 [INFO] [stdout] --> src/vm.rs:72:42 [INFO] [stdout] | [INFO] [stdout] 72 | if let Value::NUMBER(mut n) = to_negate { [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: requested on the command line with `-D dereferencing-mut-binding` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `offset` [INFO] [stdout] --> src/chunk/disassemble.rs:37:64 [INFO] [stdout] | [INFO] [stdout] 37 | fn constant_instruction(name: &str, chunk: &Chunk, idx: usize, offset: usize) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: dereferencing `mut` binding [INFO] [stdout] --> src/vm.rs:72:42 [INFO] [stdout] | [INFO] [stdout] 72 | if let Value::NUMBER(mut n) = to_negate { [INFO] [stdout] | ^^^^^ `mut` dereferences the type of this binding [INFO] [stdout] | [INFO] [stdout] help: this will change in edition 2024 [INFO] [stdout] --> src/vm.rs:72:42 [INFO] [stdout] | [INFO] [stdout] 72 | if let Value::NUMBER(mut n) = to_negate { [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: requested on the command line with `-D dereferencing-mut-binding` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `offset` [INFO] [stdout] --> src/chunk/disassemble.rs:37:64 [INFO] [stdout] | [INFO] [stdout] 37 | fn constant_instruction(name: &str, chunk: &Chunk, idx: usize, offset: usize) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/value.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | _ => false, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `OP_MOD` is never constructed [INFO] [stdout] --> src/bytecode.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum Opcode { [INFO] [stdout] | ------ variant in this enum [INFO] [stdout] ... [INFO] [stdout] 13 | OP_MOD, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Opcode` 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: function `disassemble_chunk` is never used [INFO] [stdout] --> src/chunk/disassemble.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn disassemble_chunk(chunk: &Chunk, name: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `disassemble_instruction` is never used [INFO] [stdout] --> src/chunk/disassemble.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn disassemble_instruction(chunk: &Chunk, offset: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `constant_instruction` is never used [INFO] [stdout] --> src/chunk/disassemble.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn constant_instruction(name: &str, chunk: &Chunk, idx: usize, offset: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `PrecCall` and `PrecPrimary` are never constructed [INFO] [stdout] --> src/compiler/precedence.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Precedence { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 12 | PrecCall, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 13 | PrecPrimary, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Precedence` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `InterpretCompileError` is never constructed [INFO] [stdout] --> src/vm.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 33 | pub enum InterpretError { [INFO] [stdout] | -------------- variant in this enum [INFO] [stdout] 34 | InterpretCompileError(&'static str), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `InterpretError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/value.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | _ => false, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `OP_MOD` is never constructed [INFO] [stdout] --> src/bytecode.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum Opcode { [INFO] [stdout] | ------ variant in this enum [INFO] [stdout] ... [INFO] [stdout] 13 | OP_MOD, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Opcode` 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: function `disassemble_chunk` is never used [INFO] [stdout] --> src/chunk/disassemble.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn disassemble_chunk(chunk: &Chunk, name: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `disassemble_instruction` is never used [INFO] [stdout] --> src/chunk/disassemble.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn disassemble_instruction(chunk: &Chunk, offset: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `lockhart` (bin "lockhart" test) due to 2 previous errors; 15 warnings emitted [INFO] [stdout] warning: function `constant_instruction` is never used [INFO] [stdout] --> src/chunk/disassemble.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn constant_instruction(name: &str, chunk: &Chunk, idx: usize, offset: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: variants `PrecCall` and `PrecPrimary` are never constructed [INFO] [stdout] --> src/compiler/precedence.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum Precedence { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 12 | PrecCall, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 13 | PrecPrimary, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Precedence` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `InterpretCompileError` is never constructed [INFO] [stdout] --> src/vm.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 33 | pub enum InterpretError { [INFO] [stdout] | -------------- variant in this enum [INFO] [stdout] 34 | InterpretCompileError(&'static str), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `InterpretError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `lockhart` (bin "lockhart") due to 2 previous errors; 16 warnings emitted [INFO] running `Command { std: "docker" "inspect" "792d42858821920c5ce791643af11ffd4c8ebf54dd4f79ca5c7f246b6b83adbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "792d42858821920c5ce791643af11ffd4c8ebf54dd4f79ca5c7f246b6b83adbf", kill_on_drop: false }` [INFO] [stdout] 792d42858821920c5ce791643af11ffd4c8ebf54dd4f79ca5c7f246b6b83adbf