[INFO] cloning repository https://github.com/valtyr/bfcc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/valtyr/bfcc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaltyr%2Fbfcc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaltyr%2Fbfcc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 84bb8bdddfb71d215ebe19c850d0c51f349436a7 [INFO] checking valtyr/bfcc against master#1be5c8f90912c446ecbdc405cbc4a89f9acd20fd for pr-93394 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaltyr%2Fbfcc" "/workspace/builds/worker-24/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/valtyr/bfcc on toolchain 1be5c8f90912c446ecbdc405cbc4a89f9acd20fd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/valtyr/bfcc [INFO] finished tweaking git repo https://github.com/valtyr/bfcc [INFO] tweaked toml for git repo https://github.com/valtyr/bfcc written to /workspace/builds/worker-24/source/Cargo.toml [INFO] crate git repo https://github.com/valtyr/bfcc already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "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-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8301df3c375585de0701fe63e76f0e186bbba2401b18426f3c527dd269b05679 [INFO] running `Command { std: "docker" "start" "-a" "8301df3c375585de0701fe63e76f0e186bbba2401b18426f3c527dd269b05679", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8301df3c375585de0701fe63e76f0e186bbba2401b18426f3c527dd269b05679", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8301df3c375585de0701fe63e76f0e186bbba2401b18426f3c527dd269b05679", kill_on_drop: false }` [INFO] [stdout] 8301df3c375585de0701fe63e76f0e186bbba2401b18426f3c527dd269b05679 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1be5c8f90912c446ecbdc405cbc4a89f9acd20fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2f36f54cf9967979883f017b9c0c3de2e86450aed62d6e318ff3be451d0e675c [INFO] running `Command { std: "docker" "start" "-a" "2f36f54cf9967979883f017b9c0c3de2e86450aed62d6e318ff3be451d0e675c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling pkg-config v0.3.24 [INFO] [stderr] Compiling error-chain v0.10.0 [INFO] [stderr] Compiling toml v0.2.1 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.78 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.133 [INFO] [stderr] Compiling serde v1.0.133 [INFO] [stderr] Compiling bumpalo v3.8.0 [INFO] [stderr] Compiling serde_json v1.0.74 [INFO] [stderr] Compiling zmq v0.9.2 [INFO] [stderr] Compiling wasm-bindgen v0.2.78 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking ascii_tree v0.1.1 [INFO] [stderr] Checking escape_string v0.1.1 [INFO] [stderr] Compiling proc-macro2 v1.0.34 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling metadeps v1.1.2 [INFO] [stderr] Compiling cmake v0.1.46 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling zeromq-src v0.1.10+4.3.2 [INFO] [stderr] Compiling zmq-sys v0.11.0 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.78 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.78 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.78 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking pest_ascii_tree v0.1.0 [INFO] [stderr] Checking bfcc v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct is never constructed: `Interpreter` [INFO] [stdout] --> src/interpreter/mod.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Interpreter { [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: `run` [INFO] [stdout] --> src/interpreter/mod.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn run(&mut self, ast: &Vec) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `execute_instruction` [INFO] [stdout] --> src/interpreter/mod.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | fn execute_instruction(&mut self, node: &Node) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_events_hook` [INFO] [stdout] --> src/interpreter/mod.rs:62:12 [INFO] [stdout] | [INFO] [stdout] 62 | pub fn add_events_hook(&mut self, hook: E) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `new` [INFO] [stdout] --> src/interpreter/mod.rs:67:8 [INFO] [stdout] | [INFO] [stdout] 67 | pub fn new() -> Interpreter { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_and_build_ast` [INFO] [stdout] --> src/parser/mod.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn parse_and_build_ast(source: &str) -> Result, pest::error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `transpile` [INFO] [stdout] --> src/transpiler/mod.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn transpile(ast: Vec) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_source` [INFO] [stdout] --> src/utils/mod.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn read_source(path: String) -> String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `write_file` [INFO] [stdout] --> src/utils/mod.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn write_file(path: String, contents: String) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_byte` [INFO] [stdout] --> src/utils/mod.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn read_byte() -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `overflow_add` [INFO] [stdout] --> src/utils/mod.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn overflow_add(lhs: u8, rhs: u8) -> u8 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/utils/doubleagent.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn new() -> DoubleAgent { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `defer_movements` [INFO] [stdout] --> src/transpiler/transforms/defer_movements.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn defer_movements(branch: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fuse_add` [INFO] [stdout] --> src/transpiler/transforms/fuse_add.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn fuse_add(branch: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fuse_movements` [INFO] [stdout] --> src/transpiler/transforms/fuse_movements.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn fuse_movements(branch: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `optimize_children` [INFO] [stdout] --> src/transpiler/transforms/mul_loop_optimization.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn optimize_children(children: &Vec) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mul_loop_optimization` [INFO] [stdout] --> src/transpiler/transforms/mul_loop_optimization.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn mul_loop_optimization(branch: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `unroll_zero_loops` [INFO] [stdout] --> src/transpiler/transforms/unroll_zero_loops.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn unroll_zero_loops(branch: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_events_hook` [INFO] [stdout] --> src/interpreter/mod.rs:62:12 [INFO] [stdout] | [INFO] [stdout] 62 | pub fn add_events_hook(&mut self, hook: E) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_and_build_ast` [INFO] [stdout] --> src/parser/mod.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn parse_and_build_ast(source: &str) -> Result, pest::error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `transpile` [INFO] [stdout] --> src/transpiler/mod.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn transpile(ast: Vec) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `read_source` [INFO] [stdout] --> src/utils/mod.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn read_source(path: String) -> String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `write_file` [INFO] [stdout] --> src/utils/mod.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn write_file(path: String, contents: String) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/utils/doubleagent.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn new() -> DoubleAgent { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fuse_add` [INFO] [stdout] --> src/transpiler/transforms/fuse_add.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn fuse_add(branch: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fuse_movements` [INFO] [stdout] --> src/transpiler/transforms/fuse_movements.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn fuse_movements(branch: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mul_loop_optimization` [INFO] [stdout] --> src/transpiler/transforms/mul_loop_optimization.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn mul_loop_optimization(branch: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `optimize_children` [INFO] [stdout] --> src/transpiler/transforms/mul_loop_optimization.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn optimize_children(children: &Vec) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mul_loop_optimization` [INFO] [stdout] --> src/transpiler/transforms/mul_loop_optimization.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn mul_loop_optimization(branch: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mul_loop_optimization` [INFO] [stdout] --> src/transpiler/transforms/mul_loop_optimization.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn mul_loop_optimization(branch: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.37s [INFO] running `Command { std: "docker" "inspect" "2f36f54cf9967979883f017b9c0c3de2e86450aed62d6e318ff3be451d0e675c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f36f54cf9967979883f017b9c0c3de2e86450aed62d6e318ff3be451d0e675c", kill_on_drop: false }` [INFO] [stdout] 2f36f54cf9967979883f017b9c0c3de2e86450aed62d6e318ff3be451d0e675c