[INFO] updating cached repository https://github.com/dobrakmato/rust-brainfuck [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b9e6db9065dee7bb0ad5587763477c1f2264aad6 [INFO] testing dobrakmato/rust-brainfuck against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdobrakmato%2Frust-brainfuck" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dobrakmato/rust-brainfuck on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dobrakmato/rust-brainfuck [INFO] finished tweaking git repo https://github.com/dobrakmato/rust-brainfuck [INFO] tweaked toml for git repo https://github.com/dobrakmato/rust-brainfuck written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/dobrakmato/rust-brainfuck already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 34c8c7dccc57d5c041ff26a8e9f410dcff766fd9270bb56bf4922a2b169446dd [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "34c8c7dccc57d5c041ff26a8e9f410dcff766fd9270bb56bf4922a2b169446dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "34c8c7dccc57d5c041ff26a8e9f410dcff766fd9270bb56bf4922a2b169446dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "34c8c7dccc57d5c041ff26a8e9f410dcff766fd9270bb56bf4922a2b169446dd", kill_on_drop: false }` [INFO] [stdout] 34c8c7dccc57d5c041ff26a8e9f410dcff766fd9270bb56bf4922a2b169446dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] da271b85e29a68a4a6dc9fcaccd3dcc5e43ae906e3507bd19f7607a7d78cafc5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "da271b85e29a68a4a6dc9fcaccd3dcc5e43ae906e3507bd19f7607a7d78cafc5", kill_on_drop: false }` [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling bfjit v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `mul_unsigned` [INFO] [stdout] --> src/assembler.rs:102:12 [INFO] [stdout] | [INFO] [stdout] 102 | pub fn mul_unsigned(&mut self, reg: X64Register) { [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: `mov_to_mem_offset` [INFO] [stdout] --> src/assembler.rs:282:12 [INFO] [stdout] | [INFO] [stdout] 282 | pub fn mov_to_mem_offset(&mut self, to_memory: X64Register, from_reg: X64Register, offset: i8) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Noop` [INFO] [stdout] --> src/ir.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | Noop(Link), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `compiler::Brainfuck`, which is not FFI-safe [INFO] [stdout] --> src/compiler.rs:146:31 [INFO] [stdout] | [INFO] [stdout] 146 | pub extern "C" fn execute(self) { [INFO] [stdout] | ^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stdout] = note: this struct has unspecified layout [INFO] [stdout] note: the type is defined here [INFO] [stdout] --> src/compiler.rs:126:1 [INFO] [stdout] | [INFO] [stdout] 126 | / pub struct Brainfuck { [INFO] [stdout] 127 | | pub program: MmapMut, [INFO] [stdout] 128 | | pub length: usize, [INFO] [stdout] 129 | | memory: [u8; MAX_MEMORY], [INFO] [stdout] 130 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.08s [INFO] running `Command { std: "docker" "inspect" "da271b85e29a68a4a6dc9fcaccd3dcc5e43ae906e3507bd19f7607a7d78cafc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da271b85e29a68a4a6dc9fcaccd3dcc5e43ae906e3507bd19f7607a7d78cafc5", kill_on_drop: false }` [INFO] [stdout] da271b85e29a68a4a6dc9fcaccd3dcc5e43ae906e3507bd19f7607a7d78cafc5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6b47ac54de2c92a91ea55254100e16489d9ed9d6f84c33cd6e621381cde4f8bc [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6b47ac54de2c92a91ea55254100e16489d9ed9d6f84c33cd6e621381cde4f8bc", kill_on_drop: false }` [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling bfjit v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `extern` fn uses type `compiler::Brainfuck`, which is not FFI-safe [INFO] [stdout] --> src/compiler.rs:146:31 [INFO] [stdout] | [INFO] [stdout] 146 | pub extern "C" fn execute(self) { [INFO] [stdout] | ^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stdout] = note: this struct has unspecified layout [INFO] [stdout] note: the type is defined here [INFO] [stdout] --> src/compiler.rs:126:1 [INFO] [stdout] | [INFO] [stdout] 126 | / pub struct Brainfuck { [INFO] [stdout] 127 | | pub program: MmapMut, [INFO] [stdout] 128 | | pub length: usize, [INFO] [stdout] 129 | | memory: [u8; MAX_MEMORY], [INFO] [stdout] 130 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.67s [INFO] running `Command { std: "docker" "inspect" "6b47ac54de2c92a91ea55254100e16489d9ed9d6f84c33cd6e621381cde4f8bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b47ac54de2c92a91ea55254100e16489d9ed9d6f84c33cd6e621381cde4f8bc", kill_on_drop: false }` [INFO] [stdout] 6b47ac54de2c92a91ea55254100e16489d9ed9d6f84c33cd6e621381cde4f8bc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c21a5ccdac260c8760733d854282b72f55a2aae7fc3bc9978809979187dff170 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c21a5ccdac260c8760733d854282b72f55a2aae7fc3bc9978809979187dff170", kill_on_drop: false }` [INFO] [stderr] warning: `extern` fn uses type `compiler::Brainfuck`, which is not FFI-safe [INFO] [stderr] --> src/compiler.rs:146:31 [INFO] [stderr] | [INFO] [stderr] 146 | pub extern "C" fn execute(self) { [INFO] [stderr] | ^^^^ not FFI-safe [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stderr] = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct [INFO] [stderr] = note: this struct has unspecified layout [INFO] [stderr] note: the type is defined here [INFO] [stderr] --> src/compiler.rs:126:1 [INFO] [stderr] | [INFO] [stderr] 126 | / pub struct Brainfuck { [INFO] [stderr] 127 | | pub program: MmapMut, [INFO] [stderr] 128 | | pub length: usize, [INFO] [stderr] 129 | | memory: [u8; MAX_MEMORY], [INFO] [stderr] 130 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/bfjit-3cf3bbe1ed368a44 [INFO] [stdout] running 46 tests [INFO] [stdout] test assembler::test::add_to_mem_offset ... ok [INFO] [stdout] test assembler::test::add_indirect ... ok [INFO] [stdout] test assembler::test::add ... ok [INFO] [stdout] test assembler::test::call ... ok [INFO] [stdout] test assembler::test::cmp_indirect ... ok [INFO] [stdout] test assembler::test::mov ... ok [INFO] [stdout] test assembler::test::pop ... ok [INFO] [stdout] test assembler::test::mul_unsigned ... ok [INFO] [stdout] test assembler::test::mov_to_memory ... ok [INFO] [stdout] test assembler::test::mul_signed ... ok [INFO] [stdout] test compiler::test::copy_multiplied ... ok [INFO] [stdout] test compiler::test::does_not_crash ... ok [INFO] [stdout] test interpreter::test::can_read_input ... ok [INFO] [stdout] test assembler::test::push ... ok [INFO] [stdout] test assembler::test::jne ... ok [INFO] [stdout] test assembler::test::je ... ok [INFO] [stdout] test assembler::test::ret ... ok [INFO] [stdout] test assembler::test::sub ... ok [INFO] [stdout] test assembler::test::mov_indirect ... ok [INFO] [stdout] test assembler::test::mov_to_reg ... ok [INFO] [stdout] test assembler::test::sub_indirect ... ok [INFO] [stdout] test brainfuck::test::ignores_comments ... ok [INFO] [stdout] test brainfuck::test::find_matching_parentheses ... ok [INFO] [stdout] test brainfuck::test::check_supported_ops ... ok [INFO] [stdout] test ir::test::len ... ok [INFO] [stdout] test ir::test::iter ... ok [INFO] [stdout] test ir::test::can_print_debug ... ok [INFO] [stdout] test assembler::test::mov_to_mem_offset ... ok [INFO] [stdout] test ir::test::optimizes_clear_loops ... ok [INFO] [stdout] test ir::test::optimizes_consecutive_mixed_adds ... ok [INFO] [stdout] test ir::test::optimizes_adds_following_preceding_clear_loops ... ok [INFO] [stdout] test ir::test::optimizes_consecutive_lefts_rights ... ok [INFO] [stdout] test ir::test::optimizes_consecutive_adds ... ok [INFO] [stdout] test ir::test::multiplication_loop_negative_bug ... ok [INFO] [stdout] test ir::test::optimizes_consecutive_mixed_lefts_rights ... ok [INFO] [stdout] test interpreter::test::increment_memory ... ok [INFO] [stdout] test ir::test::optimizes_consecutive_sets ... ok [INFO] [stdout] test ir::test::optimizes_tail_instructions ... ok [INFO] [stdout] test ir::test::optimizes_consecutive_subtractions ... ok [INFO] [stdout] test interpreter::test::loops_work ... ok [INFO] [stdout] test ir::test::optimizes_multiplication_loops ... ok [INFO] [stdout] test compiler::test::can_run_pi_bf ... ok [INFO] [stdout] test interpreter::test::decrement_memory ... ok [INFO] [stdout] test interpreter::test::move_ptr ... ok [INFO] [stdout] test interpreter::test::can_write_output ... ok [INFO] [stdout] test interpreter::test::can_run_pi_bf ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 46 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c21a5ccdac260c8760733d854282b72f55a2aae7fc3bc9978809979187dff170", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c21a5ccdac260c8760733d854282b72f55a2aae7fc3bc9978809979187dff170", kill_on_drop: false }` [INFO] [stdout] c21a5ccdac260c8760733d854282b72f55a2aae7fc3bc9978809979187dff170