[INFO] cloning repository https://github.com/beoboo/monkey-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/beoboo/monkey-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeoboo%2Fmonkey-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeoboo%2Fmonkey-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ebdde1792827dcfb582f307ff0ec61e9ae0eb7dd [INFO] checking beoboo/monkey-rust against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeoboo%2Fmonkey-rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/beoboo/monkey-rust on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/beoboo/monkey-rust [INFO] finished tweaking git repo https://github.com/beoboo/monkey-rust [INFO] tweaked toml for git repo https://github.com/beoboo/monkey-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/beoboo/monkey-rust 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded intertrait-macros v0.2.2 [INFO] [stderr] Downloaded intertrait v0.2.2 [INFO] [stderr] Downloaded linkme-impl v0.2.7 [INFO] [stderr] Downloaded linkme v0.2.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6d7d1ce78ceb6b99458b6741aff09b5159d2b418014ce840dc52c0b853df582d [INFO] running `Command { std: "docker" "start" "-a" "6d7d1ce78ceb6b99458b6741aff09b5159d2b418014ce840dc52c0b853df582d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6d7d1ce78ceb6b99458b6741aff09b5159d2b418014ce840dc52c0b853df582d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d7d1ce78ceb6b99458b6741aff09b5159d2b418014ce840dc52c0b853df582d", kill_on_drop: false }` [INFO] [stdout] 6d7d1ce78ceb6b99458b6741aff09b5159d2b418014ce840dc52c0b853df582d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fe14aa4517c072fe26e929847509dd7d6a4c42e4f514dd1ed03d0a5dd3294d8b [INFO] running `Command { std: "docker" "start" "-a" "fe14aa4517c072fe26e929847509dd7d6a4c42e4f514dd1ed03d0a5dd3294d8b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.103 [INFO] [stderr] Compiling proc-macro2 v1.0.30 [INFO] [stderr] Compiling syn v1.0.80 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking users v0.11.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling linkme-impl v0.2.7 [INFO] [stderr] Compiling intertrait-macros v0.2.2 [INFO] [stderr] Checking linkme v0.2.7 [INFO] [stderr] Checking intertrait v0.2.2 [INFO] [stderr] Checking monkey v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Object` is imported redundantly [INFO] [stdout] --> src/compiler.rs:137:25 [INFO] [stdout] | [INFO] [stdout] 136 | use super::*; [INFO] [stdout] | -------- the item `Object` is already imported here [INFO] [stdout] 137 | use crate::object::{Object, Integer}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Assembler` is imported redundantly [INFO] [stdout] --> src/compiler.rs:138:9 [INFO] [stdout] | [INFO] [stdout] 136 | use super::*; [INFO] [stdout] | -------- the item `Assembler` is already imported here [INFO] [stdout] 137 | use crate::object::{Object, Integer}; [INFO] [stdout] 138 | use crate::assembler::Assembler; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `OpCode` is imported redundantly [INFO] [stdout] --> src/compiler.rs:139:9 [INFO] [stdout] | [INFO] [stdout] 136 | use super::*; [INFO] [stdout] | -------- the item `OpCode` is already imported here [INFO] [stdout] ... [INFO] [stdout] 139 | use crate::op_code::OpCode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `OpCodes` is imported redundantly [INFO] [stdout] --> src/disassembler.rs:73:34 [INFO] [stdout] | [INFO] [stdout] 71 | use super::*; [INFO] [stdout] | -------- the item `OpCodes` is already imported here [INFO] [stdout] 72 | use crate::assembler::Assembler; [INFO] [stdout] 73 | use crate::op_code::{OpCode, OpCodes}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Boolean` is imported redundantly [INFO] [stdout] --> src/vm.rs:232:25 [INFO] [stdout] | [INFO] [stdout] 232 | use crate::object::{Boolean, Integer}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 236 | use super::*; [INFO] [stdout] | -------- the item `Boolean` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Integer` is imported redundantly [INFO] [stdout] --> src/vm.rs:232:34 [INFO] [stdout] | [INFO] [stdout] 232 | use crate::object::{Boolean, Integer}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 236 | use super::*; [INFO] [stdout] | -------- the item `Integer` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/op_code.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 33 | pub struct Definition { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 34 | pub name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Disassembler` is never constructed [INFO] [stdout] --> src/disassembler.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Disassembler { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `disassemble`, `format_instruction`, `lookup`, and `read_operands` are never used [INFO] [stdout] --> src/disassembler.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 8 | impl Disassembler { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 9 | pub fn new(op_codes: OpCodes) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 15 | pub fn disassemble(&self, instructions: Instructions) -> String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 37 | fn format_instruction(&self, definition: &Definition, operands: Vec) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | pub fn lookup(&self, op_code: &Byte) -> Option<&Definition> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | fn read_operands(&self, definition: &Definition, instructions: &[Byte]) -> (Vec, usize) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.46s [INFO] running `Command { std: "docker" "inspect" "fe14aa4517c072fe26e929847509dd7d6a4c42e4f514dd1ed03d0a5dd3294d8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe14aa4517c072fe26e929847509dd7d6a4c42e4f514dd1ed03d0a5dd3294d8b", kill_on_drop: false }` [INFO] [stdout] fe14aa4517c072fe26e929847509dd7d6a4c42e4f514dd1ed03d0a5dd3294d8b