[INFO] cloning repository https://github.com/levlavryniuk/vm-compiler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/levlavryniuk/vm-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flevlavryniuk%2Fvm-compiler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flevlavryniuk%2Fvm-compiler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c2e9f6478a3dd6401011ac3a6cff783d8f711d37 [INFO] building levlavryniuk/vm-compiler against try#58b1b3c5342a414c161338871f8004258ccef2a7 for pr-149937 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flevlavryniuk%2Fvm-compiler" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/levlavryniuk/vm-compiler [INFO] finished tweaking git repo https://github.com/levlavryniuk/vm-compiler [INFO] tweaked toml for git repo https://github.com/levlavryniuk/vm-compiler written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/levlavryniuk/vm-compiler on toolchain 58b1b3c5342a414c161338871f8004258ccef2a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/levlavryniuk/vm-compiler 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" "+58b1b3c5342a414c161338871f8004258ccef2a7" "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] building levlavryniuk/vm-compiler against try#58b1b3c5342a414c161338871f8004258ccef2a7 for pr-149937 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flevlavryniuk%2Fvm-compiler" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/levlavryniuk/vm-compiler [INFO] finished tweaking git repo https://github.com/levlavryniuk/vm-compiler [INFO] tweaked toml for git repo https://github.com/levlavryniuk/vm-compiler written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/levlavryniuk/vm-compiler on toolchain 58b1b3c5342a414c161338871f8004258ccef2a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/levlavryniuk/vm-compiler 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" "+58b1b3c5342a414c161338871f8004258ccef2a7" "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] 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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 68ebd3f10c20add06d1284e0d40b844317ef63c0962ebae972c8ef180a87edcd [INFO] running `Command { std: "docker" "start" "-a" "68ebd3f10c20add06d1284e0d40b844317ef63c0962ebae972c8ef180a87edcd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "68ebd3f10c20add06d1284e0d40b844317ef63c0962ebae972c8ef180a87edcd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68ebd3f10c20add06d1284e0d40b844317ef63c0962ebae972c8ef180a87edcd", kill_on_drop: false }` [INFO] [stdout] 68ebd3f10c20add06d1284e0d40b844317ef63c0962ebae972c8ef180a87edcd [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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 810e1e6572ac1e61472d6c9504a52f011f68d682c6c31724678c9496838eec62 [INFO] running `Command { std: "docker" "start" "-a" "810e1e6572ac1e61472d6c9504a52f011f68d682c6c31724678c9496838eec62", kill_on_drop: false }` [INFO] [stderr] Compiling compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ops::Deref` [INFO] [stdout] --> src/codegen.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::HashMap, ops::Deref}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Nil` is never constructed [INFO] [stdout] --> src/ast_node.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 32 | pub enum LiteralValue { [INFO] [stdout] | ------------ variant in this enum [INFO] [stdout] ... [INFO] [stdout] 36 | Nil, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LiteralValue` 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: variants `EnterStackFrame` and `Label` are never constructed [INFO] [stdout] --> src/codegen.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum BytecodeOp { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 15 | EnterStackFrame, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | Label, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BytecodeOp` 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 `variables`, `functions`, and `labels` are never read [INFO] [stdout] --> src/codegen.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 38 | pub struct Bytecode { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 39 | pub constants: Vec, [INFO] [stdout] 40 | pub variables: Vec, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 41 | pub functions: HashMap, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | pub labels: HashMap, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Bytecode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `functions` is never read [INFO] [stdout] --> src/ir.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 54 | pub struct IrProgram { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 55 | pub instructions: Vec, [INFO] [stdout] 56 | pub functions: HashMap, // name -> (start_address, param_count) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `IrProgram` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `log_ir_without_labels` is never used [INFO] [stdout] --> src/ir.rs:603:12 [INFO] [stdout] | [INFO] [stdout] 67 | impl IrGenerator { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 603 | pub fn log_ir_without_labels(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Function` and `Type` are never constructed [INFO] [stdout] --> src/symbol_table.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum SymbolKind { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] 5 | Variable, [INFO] [stdout] 6 | Function, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 7 | Type, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SymbolKind` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FunctionCallData` is never constructed [INFO] [stdout] --> src/tokens.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct FunctionCallData { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `DoubleQuotes` is never constructed [INFO] [stdout] --> src/tokens.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub enum TokenType { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 36 | DoubleQuotes, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` 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 0.66s [INFO] running `Command { std: "docker" "inspect" "810e1e6572ac1e61472d6c9504a52f011f68d682c6c31724678c9496838eec62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "810e1e6572ac1e61472d6c9504a52f011f68d682c6c31724678c9496838eec62", kill_on_drop: false }` [INFO] [stdout] 810e1e6572ac1e61472d6c9504a52f011f68d682c6c31724678c9496838eec62 [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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d5ad43c06fb4dea9b1d745d1d1e66ed87947bbc7e674e5fb0c51b5065e8eefdb [INFO] running `Command { std: "docker" "start" "-a" "d5ad43c06fb4dea9b1d745d1d1e66ed87947bbc7e674e5fb0c51b5065e8eefdb", kill_on_drop: false }` [INFO] [stderr] Compiling compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ops::Deref` [INFO] [stdout] --> src/codegen.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::HashMap, ops::Deref}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Nil` is never constructed [INFO] [stdout] --> src/ast_node.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 32 | pub enum LiteralValue { [INFO] [stdout] | ------------ variant in this enum [INFO] [stdout] ... [INFO] [stdout] 36 | Nil, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LiteralValue` 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: variants `EnterStackFrame` and `Label` are never constructed [INFO] [stdout] --> src/codegen.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum BytecodeOp { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 15 | EnterStackFrame, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | Label, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BytecodeOp` 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 `variables`, `functions`, and `labels` are never read [INFO] [stdout] --> src/codegen.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 38 | pub struct Bytecode { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 39 | pub constants: Vec, [INFO] [stdout] 40 | pub variables: Vec, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 41 | pub functions: HashMap, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | pub labels: HashMap, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Bytecode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `functions` is never read [INFO] [stdout] --> src/ir.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 54 | pub struct IrProgram { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 55 | pub instructions: Vec, [INFO] [stdout] 56 | pub functions: HashMap, // name -> (start_address, param_count) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `IrProgram` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `log_ir_without_labels` is never used [INFO] [stdout] --> src/ir.rs:603:12 [INFO] [stdout] | [INFO] [stdout] 67 | impl IrGenerator { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 603 | pub fn log_ir_without_labels(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Function` and `Type` are never constructed [INFO] [stdout] --> src/symbol_table.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum SymbolKind { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] 5 | Variable, [INFO] [stdout] 6 | Function, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 7 | Type, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SymbolKind` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FunctionCallData` is never constructed [INFO] [stdout] --> src/tokens.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct FunctionCallData { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `DoubleQuotes` is never constructed [INFO] [stdout] --> src/tokens.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub enum TokenType { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 36 | DoubleQuotes, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TokenType` 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 0.74s [INFO] running `Command { std: "docker" "inspect" "d5ad43c06fb4dea9b1d745d1d1e66ed87947bbc7e674e5fb0c51b5065e8eefdb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5ad43c06fb4dea9b1d745d1d1e66ed87947bbc7e674e5fb0c51b5065e8eefdb", kill_on_drop: false }` [INFO] [stdout] d5ad43c06fb4dea9b1d745d1d1e66ed87947bbc7e674e5fb0c51b5065e8eefdb