[INFO] fetching crate resurgence 0.1.8... [INFO] checking resurgence-0.1.8 against master#04ff05c9c0cfbca33115c5f1b8bb20a66a54b799 for pr-147834-1 [INFO] extracting crate resurgence 0.1.8 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate resurgence 0.1.8 [INFO] finished tweaking crates.io crate resurgence 0.1.8 [INFO] tweaked toml for crates.io crate resurgence 0.1.8 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate resurgence 0.1.8 on toolchain 04ff05c9c0cfbca33115c5f1b8bb20a66a54b799 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "generate-lockfile" "--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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d3c0e7442ce6668eb54bbe16afe3692b69dd70c867d1cb9513d7cb6aab753774 [INFO] running `Command { std: "docker" "start" "-a" "d3c0e7442ce6668eb54bbe16afe3692b69dd70c867d1cb9513d7cb6aab753774", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d3c0e7442ce6668eb54bbe16afe3692b69dd70c867d1cb9513d7cb6aab753774", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3c0e7442ce6668eb54bbe16afe3692b69dd70c867d1cb9513d7cb6aab753774", kill_on_drop: false }` [INFO] [stdout] d3c0e7442ce6668eb54bbe16afe3692b69dd70c867d1cb9513d7cb6aab753774 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 006abf3e09de4e911049260bc93492a6480b1b2f7427a3a1f275dceda02fccf2 [INFO] running `Command { std: "docker" "start" "-a" "006abf3e09de4e911049260bc93492a6480b1b2f7427a3a1f275dceda02fccf2", kill_on_drop: false }` [INFO] [stderr] Checking resurgence v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `create_constant_double` [INFO] [stdout] --> src/internal/interpreter/instruction/math.rs:1:105 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{Interpreter, objects::register::{Register, RegisterLocation}, objects::constant::{Constant, create_constant_double}}; [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: `create_constant_double` [INFO] [stdout] --> src/internal/interpreter/instruction/math.rs:1:105 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{Interpreter, objects::register::{Register, RegisterLocation}, objects::constant::{Constant, create_constant_double}}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Instruction` is never used [INFO] [stdout] --> src/objects/instruction.rs:24:10 [INFO] [stdout] | [INFO] [stdout] 24 | pub enum Instruction { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_constant_int` is never used [INFO] [stdout] --> src/objects/constant.rs:158:8 [INFO] [stdout] | [INFO] [stdout] 158 | pub fn create_constant_int(init_val: &i64) -> Constant { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_constant_string` is never used [INFO] [stdout] --> src/objects/constant.rs:183:8 [INFO] [stdout] | [INFO] [stdout] 183 | pub fn create_constant_string(init_val: &str) -> Constant { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_constant_bool` is never used [INFO] [stdout] --> src/objects/constant.rs:195:8 [INFO] [stdout] | [INFO] [stdout] 195 | pub fn create_constant_bool(init_val: &bool) -> Constant { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CodeHolder` is never constructed [INFO] [stdout] --> src/objects/codeholder.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct CodeHolder { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `ExecutionEngine` is never used [INFO] [stdout] --> src/internal/execution_engine.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | pub trait ExecutionEngine { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CodeBuilder` is never constructed [INFO] [stdout] --> src/api/level_1/mod.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct CodeBuilder<'a> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `generate_alloc`, `generate_free`, `generate_jump`, and `generate_call` are never used [INFO] [stdout] --> src/api/level_1/generate_instruction.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 5 | impl CodeBuilder<'_> { [INFO] [stdout] | -------------------- methods in this implementation [INFO] [stdout] 6 | pub fn generate_alloc(&mut self, block_count: u32) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 9 | pub fn generate_free(&mut self, block_count: u32) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 12 | pub fn generate_jump(&mut self, operation_count: i64) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 15 | pub fn generate_call(&mut self, function_addr: &String) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `create_label` is never used [INFO] [stdout] --> src/api/level_1/abstraction.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 3 | impl CodeBuilder<'_> { [INFO] [stdout] | -------------------- method in this implementation [INFO] [stdout] 4 | pub fn create_label(&mut self, name: String) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Instruction` is never used [INFO] [stdout] --> src/objects/instruction.rs:24:10 [INFO] [stdout] | [INFO] [stdout] 24 | pub enum Instruction { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CodeHolder` is never constructed [INFO] [stdout] --> src/objects/codeholder.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct CodeHolder { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `ExecutionEngine` is never used [INFO] [stdout] --> src/internal/execution_engine.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | pub trait ExecutionEngine { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CodeBuilder` is never constructed [INFO] [stdout] --> src/api/level_1/mod.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct CodeBuilder<'a> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `generate_alloc`, `generate_free`, `generate_jump`, and `generate_call` are never used [INFO] [stdout] --> src/api/level_1/generate_instruction.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 5 | impl CodeBuilder<'_> { [INFO] [stdout] | -------------------- methods in this implementation [INFO] [stdout] 6 | pub fn generate_alloc(&mut self, block_count: u32) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 9 | pub fn generate_free(&mut self, block_count: u32) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 12 | pub fn generate_jump(&mut self, operation_count: i64) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 15 | pub fn generate_call(&mut self, function_addr: &String) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `create_label` is never used [INFO] [stdout] --> src/api/level_1/abstraction.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 3 | impl CodeBuilder<'_> { [INFO] [stdout] | -------------------- method in this implementation [INFO] [stdout] 4 | pub fn create_label(&mut self, name: String) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `Command { std: "docker" "inspect" "006abf3e09de4e911049260bc93492a6480b1b2f7427a3a1f275dceda02fccf2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "006abf3e09de4e911049260bc93492a6480b1b2f7427a3a1f275dceda02fccf2", kill_on_drop: false }` [INFO] [stdout] 006abf3e09de4e911049260bc93492a6480b1b2f7427a3a1f275dceda02fccf2