[INFO] cloning repository https://github.com/ddmngz/mcc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ddmngz/mcc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddmngz%2Fmcc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddmngz%2Fmcc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 27b4d804f0edddf8b890c184a3057c91b6802139 [INFO] checking ddmngz/mcc against try#f70ee28831acc074c109afab32d287057c3eca46 for pr-149389 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddmngz%2Fmcc" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ddmngz/mcc [INFO] finished tweaking git repo https://github.com/ddmngz/mcc [INFO] tweaked toml for git repo https://github.com/ddmngz/mcc written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ddmngz/mcc on toolchain f70ee28831acc074c109afab32d287057c3eca46 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f70ee28831acc074c109afab32d287057c3eca46" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ddmngz/mcc 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" "+f70ee28831acc074c109afab32d287057c3eca46" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root: [INFO] [stderr] package: /workspace/builds/worker-4-tc2/source/mcc/Cargo.toml [INFO] [stderr] workspace: /workspace/builds/worker-4-tc2/source/Cargo.toml [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] checking ddmngz/mcc against try#f70ee28831acc074c109afab32d287057c3eca46 for pr-149389 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddmngz%2Fmcc" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ddmngz/mcc [INFO] finished tweaking git repo https://github.com/ddmngz/mcc [INFO] tweaked toml for git repo https://github.com/ddmngz/mcc written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ddmngz/mcc on toolchain f70ee28831acc074c109afab32d287057c3eca46 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f70ee28831acc074c109afab32d287057c3eca46" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ddmngz/mcc 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" "+f70ee28831acc074c109afab32d287057c3eca46" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root: [INFO] [stderr] package: /workspace/builds/worker-4-tc2/source/mcc/Cargo.toml [INFO] [stderr] workspace: /workspace/builds/worker-4-tc2/source/Cargo.toml [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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+f70ee28831acc074c109afab32d287057c3eca46" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0a7f33c506878d29f835cb710c46f98d036438bedd1f177dba761bc9f0e61905 [INFO] running `Command { std: "docker" "start" "-a" "0a7f33c506878d29f835cb710c46f98d036438bedd1f177dba761bc9f0e61905", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0a7f33c506878d29f835cb710c46f98d036438bedd1f177dba761bc9f0e61905", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a7f33c506878d29f835cb710c46f98d036438bedd1f177dba761bc9f0e61905", kill_on_drop: false }` [INFO] [stdout] 0a7f33c506878d29f835cb710c46f98d036438bedd1f177dba761bc9f0e61905 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+f70ee28831acc074c109afab32d287057c3eca46" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1b9d951a4faaadd23eb37fc8d1c529a718a3135fb80d25a4644193378cc8ad12 [INFO] running `Command { std: "docker" "start" "-a" "1b9d951a4faaadd23eb37fc8d1c529a718a3135fb80d25a4644193378cc8ad12", kill_on_drop: false }` [INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root: [INFO] [stderr] package: /opt/rustwide/workdir/mcc/Cargo.toml [INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml [INFO] [stderr] Compiling thiserror v2.0.12 [INFO] [stderr] Checking ast v0.1.0 (/opt/rustwide/workdir/ast) [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling thiserror-impl v2.0.12 [INFO] [stderr] Compiling derive_more-impl v2.0.1 [INFO] [stderr] Checking derive_more v2.0.1 [INFO] [stderr] Checking util v0.1.0 (/opt/rustwide/workdir/util) [INFO] [stderr] Checking asm v0.1.0 (/opt/rustwide/workdir/asm) [INFO] [stdout] warning: method `ty` is never used [INFO] [stdout] --> asm/src/x86.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 30 | impl BackendSymbol { [INFO] [stdout] | ------------------ method in this implementation [INFO] [stdout] 31 | fn ty(&self) -> Option { [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking mcc v0.1.0 (/opt/rustwide/workdir/mcc) [INFO] [stdout] warning: method `ty` is never used [INFO] [stdout] --> asm/src/x86.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 30 | impl BackendSymbol { [INFO] [stdout] | ------------------ method in this implementation [INFO] [stdout] 31 | fn ty(&self) -> Option { [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ast::semantics::Label` [INFO] [stdout] --> mcc/src/codegen/tacky_opt.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use ast::semantics::Label; [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: `HashSet` [INFO] [stdout] --> mcc/src/codegen/tacky_opt.rs:8:33 [INFO] [stdout] | [INFO] [stdout] 8 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Node` [INFO] [stdout] --> mcc/src/codegen/tacky_opt/eliminate_unreachable.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use super::{Graph, Instruction, Node, NodeId}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `R10` [INFO] [stdout] --> mcc/src/codegen/x86_pass.rs:2:27 [INFO] [stdout] | [INFO] [stdout] 2 | op_regs::{self as op, R10}, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ast::semantics::Label` [INFO] [stdout] --> mcc/src/codegen/tacky_opt.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use ast::semantics::Label; [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: `HashSet` [INFO] [stdout] --> mcc/src/codegen/tacky_opt.rs:8:33 [INFO] [stdout] | [INFO] [stdout] 8 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Node` [INFO] [stdout] --> mcc/src/codegen/tacky_opt/eliminate_unreachable.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use super::{Graph, Instruction, Node, NodeId}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `R10` [INFO] [stdout] --> mcc/src/codegen/x86_pass.rs:2:27 [INFO] [stdout] | [INFO] [stdout] 2 | op_regs::{self as op, R10}, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `annot` is never read [INFO] [stdout] --> mcc/src/codegen/tacky_opt/cfg.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 77 | pub struct Node { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 82 | annot: T, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_exit`, `is_entry`, `annot`, and `annot_mut` are never used [INFO] [stdout] --> mcc/src/codegen/tacky_opt/cfg.rs:109:18 [INFO] [stdout] | [INFO] [stdout] 98 | impl Node { [INFO] [stdout] | --------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 109 | pub const fn is_exit(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 113 | pub const fn is_entry(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 117 | pub const fn annot(&self) -> &T { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 121 | pub const fn annot_mut(&mut self) -> &mut T { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `RuleRes` is never used [INFO] [stdout] --> mcc/src/codegen/x86_pass.rs:85:6 [INFO] [stdout] | [INFO] [stdout] 85 | type RuleRes = std::result::Result; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `unary` is never used [INFO] [stdout] --> mcc/src/codegen/x86_pass/rule.rs:275:18 [INFO] [stdout] | [INFO] [stdout] 135 | impl<'a> PairRule<'a> { [INFO] [stdout] | --------------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 275 | pub const fn unary(rule: OpRule<'a>) -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `annot` is never read [INFO] [stdout] --> mcc/src/codegen/tacky_opt/cfg.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 77 | pub struct Node { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 82 | annot: T, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_exit`, `is_entry`, `annot`, and `annot_mut` are never used [INFO] [stdout] --> mcc/src/codegen/tacky_opt/cfg.rs:109:18 [INFO] [stdout] | [INFO] [stdout] 98 | impl Node { [INFO] [stdout] | --------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 109 | pub const fn is_exit(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 113 | pub const fn is_entry(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 117 | pub const fn annot(&self) -> &T { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 121 | pub const fn annot_mut(&mut self) -> &mut T { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `RuleRes` is never used [INFO] [stdout] --> mcc/src/codegen/x86_pass.rs:85:6 [INFO] [stdout] | [INFO] [stdout] 85 | type RuleRes = std::result::Result; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `unary` is never used [INFO] [stdout] --> mcc/src/codegen/x86_pass/rule.rs:275:18 [INFO] [stdout] | [INFO] [stdout] 135 | impl<'a> PairRule<'a> { [INFO] [stdout] | --------------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 275 | pub const fn unary(rule: OpRule<'a>) -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.78s [INFO] running `Command { std: "docker" "inspect" "1b9d951a4faaadd23eb37fc8d1c529a718a3135fb80d25a4644193378cc8ad12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b9d951a4faaadd23eb37fc8d1c529a718a3135fb80d25a4644193378cc8ad12", kill_on_drop: false }` [INFO] [stdout] 1b9d951a4faaadd23eb37fc8d1c529a718a3135fb80d25a4644193378cc8ad12