[INFO] cloning repository https://github.com/mthom26/monkey-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mthom26/monkey-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthom26%2Fmonkey-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthom26%2Fmonkey-lang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 92289eca2a3216ee6042403ecaf1d63e05e29dc0 [INFO] testing mthom26/monkey-lang against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthom26%2Fmonkey-lang" "/workspace/builds/worker-29/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'... [INFO] [stderr] done. [INFO] [stderr] Updating files: 31% (5/16) Updating files: 37% (6/16) Updating files: 43% (7/16) Updating files: 50% (8/16) Updating files: 56% (9/16) Updating files: 62% (10/16) Updating files: 68% (11/16) Updating files: 75% (12/16) Updating files: 81% (13/16) Updating files: 87% (14/16) Updating files: 93% (15/16) Updating files: 100% (16/16) Updating files: 100% (16/16), done. [INFO] validating manifest of git repo https://github.com/mthom26/monkey-lang on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mthom26/monkey-lang [INFO] finished tweaking git repo https://github.com/mthom26/monkey-lang [INFO] tweaked toml for git repo https://github.com/mthom26/monkey-lang written to /workspace/builds/worker-29/source/Cargo.toml [INFO] crate git repo https://github.com/mthom26/monkey-lang already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rustyline v5.0.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 655a71e6426ef6db261cc495711484254d181bcdb8db592ef0ff346e0d149daf [INFO] running `Command { std: "docker" "start" "-a" "655a71e6426ef6db261cc495711484254d181bcdb8db592ef0ff346e0d149daf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "655a71e6426ef6db261cc495711484254d181bcdb8db592ef0ff346e0d149daf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "655a71e6426ef6db261cc495711484254d181bcdb8db592ef0ff346e0d149daf", kill_on_drop: false }` [INFO] [stdout] 655a71e6426ef6db261cc495711484254d181bcdb8db592ef0ff346e0d149daf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 30c9afc7a326a0a440c709779057472f8b4c23633d898a7b34c078a3db4110e9 [INFO] running `Command { std: "docker" "start" "-a" "30c9afc7a326a0a440c709779057472f8b4c23633d898a7b34c078a3db4110e9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling bitflags v1.2.0 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling utf8parse v0.1.1 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling dirs-sys v0.3.4 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling rustyline v5.0.3 [INFO] [stderr] Compiling monkey-lang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: enum is never used: `OpCode` [INFO] [stdout] --> src/compiler/code.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | pub enum OpCode { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `make_op` [INFO] [stdout] --> src/compiler/code.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn make_op(opcode: OpCode) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `two_u8_to_usize` [INFO] [stdout] --> src/compiler/code.rs:80:8 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn two_u8_to_usize(int_one: u8, int_two: u8) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `GLOBAL` [INFO] [stdout] --> src/compiler/compiler.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | const GLOBAL: &str = "GLOBAL"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/compiler/compiler.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Compiler` [INFO] [stdout] --> src/compiler/compiler.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct Compiler { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_source` [INFO] [stdout] --> src/compiler/compiler.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn from_source(input: &str) -> ByteCode { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `compile_statements` [INFO] [stdout] --> src/compiler/compiler.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | fn compile_statements(&mut self, ast: Vec) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `compile_expression` [INFO] [stdout] --> src/compiler/compiler.rs:63:8 [INFO] [stdout] | [INFO] [stdout] 63 | fn compile_expression(&mut self, expr: Expression) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_constant` [INFO] [stdout] --> src/compiler/compiler.rs:147:8 [INFO] [stdout] | [INFO] [stdout] 147 | fn add_constant(&mut self, object: Object) -> u16 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_instruction` [INFO] [stdout] --> src/compiler/compiler.rs:153:8 [INFO] [stdout] | [INFO] [stdout] 153 | fn add_instruction(&mut self, op_code: OpCode) -> u16 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_last_instruction_pop` [INFO] [stdout] --> src/compiler/compiler.rs:161:8 [INFO] [stdout] | [INFO] [stdout] 161 | fn is_last_instruction_pop(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove_last_pop` [INFO] [stdout] --> src/compiler/compiler.rs:165:8 [INFO] [stdout] | [INFO] [stdout] 165 | fn remove_last_pop(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `replace_op` [INFO] [stdout] --> src/compiler/compiler.rs:170:8 [INFO] [stdout] | [INFO] [stdout] 170 | fn replace_op(&mut self, pos: usize, opcode: OpCode) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Symbol` [INFO] [stdout] --> src/compiler/symbol_table.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Symbol { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/compiler/symbol_table.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn new(index: u16, scope: String) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `SymbolTable` [INFO] [stdout] --> src/compiler/symbol_table.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct SymbolTable { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/compiler/symbol_table.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `define` [INFO] [stdout] --> src/compiler/symbol_table.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn define(&mut self, name: String, scope: String) -> u16 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `resolve` [INFO] [stdout] --> src/compiler/symbol_table.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn resolve(&self, name: String) -> Option { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `STACK_SIZE` [INFO] [stdout] --> src/vm.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | const STACK_SIZE: usize = 2048; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `GLOBAL_SIZE` [INFO] [stdout] --> src/vm.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | const GLOBAL_SIZE: usize = 2048; // Setting this too high causes an overflow [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Vm` [INFO] [stdout] --> src/vm.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Vm { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/vm.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | fn new(bytecode: ByteCode) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `run` [INFO] [stdout] --> src/vm.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | fn run(&mut self) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `push` [INFO] [stdout] --> src/vm.rs:195:8 [INFO] [stdout] | [INFO] [stdout] 195 | fn push(&mut self, obj: Object) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pop` [INFO] [stdout] --> src/vm.rs:204:8 [INFO] [stdout] | [INFO] [stdout] 204 | fn pop(&mut self) -> Object { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `print_stack` [INFO] [stdout] --> src/vm.rs:210:8 [INFO] [stdout] | [INFO] [stdout] 210 | fn print_stack(&self, num: usize) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 28 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 34.21s [INFO] running `Command { std: "docker" "inspect" "30c9afc7a326a0a440c709779057472f8b4c23633d898a7b34c078a3db4110e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30c9afc7a326a0a440c709779057472f8b4c23633d898a7b34c078a3db4110e9", kill_on_drop: false }` [INFO] [stdout] 30c9afc7a326a0a440c709779057472f8b4c23633d898a7b34c078a3db4110e9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3c972507c3fe67b53dc71e8223f803d5651e8129e100b272f50857c02a7f29a8 [INFO] running `Command { std: "docker" "start" "-a" "3c972507c3fe67b53dc71e8223f803d5651e8129e100b272f50857c02a7f29a8", kill_on_drop: false }` [INFO] [stderr] Compiling monkey-lang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `scope` [INFO] [stdout] --> src/compiler/symbol_table.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | scope: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `print_stack` [INFO] [stdout] --> src/vm.rs:210:8 [INFO] [stdout] | [INFO] [stdout] 210 | fn print_stack(&self, num: usize) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.48s [INFO] running `Command { std: "docker" "inspect" "3c972507c3fe67b53dc71e8223f803d5651e8129e100b272f50857c02a7f29a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c972507c3fe67b53dc71e8223f803d5651e8129e100b272f50857c02a7f29a8", kill_on_drop: false }` [INFO] [stdout] 3c972507c3fe67b53dc71e8223f803d5651e8129e100b272f50857c02a7f29a8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8e02886d8a08f53521dba958e9769c64960d2873696f793e00a0003f99ff5bca [INFO] running `Command { std: "docker" "start" "-a" "8e02886d8a08f53521dba958e9769c64960d2873696f793e00a0003f99ff5bca", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: field is never read: `scope` [INFO] [stderr] --> src/compiler/symbol_table.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | scope: String, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `print_stack` [INFO] [stderr] --> src/vm.rs:210:8 [INFO] [stderr] | [INFO] [stderr] 210 | fn print_stack(&self, num: usize) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `monkey-lang` (bin "monkey-lang" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.70s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/monkey_lang-2f7754a61dd770a7) [INFO] [stdout] [INFO] [stdout] running 44 tests [INFO] [stderr] [INFO] [stderr] thread 'vm::tests::test_basics' has overflowed its stack [INFO] [stderr] fatal runtime error: stack overflow [INFO] [stderr] error: test failed, to rerun pass '--bin monkey-lang' [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/deps/monkey_lang-2f7754a61dd770a7` (signal: 6, SIGABRT: process abort signal) [INFO] running `Command { std: "docker" "inspect" "8e02886d8a08f53521dba958e9769c64960d2873696f793e00a0003f99ff5bca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e02886d8a08f53521dba958e9769c64960d2873696f793e00a0003f99ff5bca", kill_on_drop: false }` [INFO] [stdout] 8e02886d8a08f53521dba958e9769c64960d2873696f793e00a0003f99ff5bca