[INFO] cloning 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" "clone" "--bare" "https://github.com/dobrakmato/rust-brainfuck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdobrakmato%2Frust-brainfuck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdobrakmato%2Frust-brainfuck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8fa3572c26c888987b9519d610f3b59b9d5aefee
[INFO] testing dobrakmato/rust-brainfuck against master#2fe50cd72c476ebacdedb14893e9632b4de961c2 for pr-116088-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdobrakmato%2Frust-brainfuck" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dobrakmato/rust-brainfuck on toolchain 2fe50cd72c476ebacdedb14893e9632b4de961c2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fe50cd72c476ebacdedb14893e9632b4de961c2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-6-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fe50cd72c476ebacdedb14893e9632b4de961c2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_termios v0.1.1
[INFO] [stderr]   Downloaded matches v0.1.8
[INFO] [stderr]   Downloaded termion v1.5.1
[INFO] [stderr]   Downloaded unicode-width v0.1.5
[INFO] [stderr]   Downloaded ansi_term v0.11.0
[INFO] [stderr]   Downloaded atty v0.2.11
[INFO] [stderr]   Downloaded clap v2.33.3
[INFO] [stderr]   Downloaded winapi v0.3.6
[INFO] [stderr]   Downloaded redox_syscall v0.1.54
[INFO] [stderr]   Downloaded libc v0.2.51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2fe50cd72c476ebacdedb14893e9632b4de961c2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1b01bd846d790e9180df2068f982174436ebfeb793affd070ae04f2964ad357
[INFO] running `Command { std: "docker" "start" "-a" "e1b01bd846d790e9180df2068f982174436ebfeb793affd070ae04f2964ad357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1b01bd846d790e9180df2068f982174436ebfeb793affd070ae04f2964ad357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1b01bd846d790e9180df2068f982174436ebfeb793affd070ae04f2964ad357", kill_on_drop: false }`
[INFO] [stdout] e1b01bd846d790e9180df2068f982174436ebfeb793affd070ae04f2964ad357
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2fe50cd72c476ebacdedb14893e9632b4de961c2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23d655088c4c0d2ac65f70eff86af9224758e77633546764bd43d7477fc65185
[INFO] running `Command { std: "docker" "start" "-a" "23d655088c4c0d2ac65f70eff86af9224758e77633546764bd43d7477fc65185", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling bfjit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `mul_unsigned` and `mov_to_mem_offset` are never used
[INFO] [stdout]    --> src/assembler.rs:102:12
[INFO] [stdout]     |
[INFO] [stdout] 50  | impl<'a> Assembler<'a> {
[INFO] [stdout]     | ---------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn mul_unsigned(&mut self, reg: X64Register) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[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]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Noop` is never constructed
[INFO] [stdout]   --> src/ir.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum IrOp {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] 11 |     Noop(Link),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IrOp` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `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]     = 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]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.29s
[INFO] running `Command { std: "docker" "inspect" "23d655088c4c0d2ac65f70eff86af9224758e77633546764bd43d7477fc65185", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23d655088c4c0d2ac65f70eff86af9224758e77633546764bd43d7477fc65185", kill_on_drop: false }`
[INFO] [stdout] 23d655088c4c0d2ac65f70eff86af9224758e77633546764bd43d7477fc65185
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2fe50cd72c476ebacdedb14893e9632b4de961c2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7df1126fd0d8e518e8a01f61a34aa669247d200ae7ca53d203af0eac64bc7e85
[INFO] running `Command { std: "docker" "start" "-a" "7df1126fd0d8e518e8a01f61a34aa669247d200ae7ca53d203af0eac64bc7e85", 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 `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]     = 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]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "7df1126fd0d8e518e8a01f61a34aa669247d200ae7ca53d203af0eac64bc7e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7df1126fd0d8e518e8a01f61a34aa669247d200ae7ca53d203af0eac64bc7e85", kill_on_drop: false }`
[INFO] [stdout] 7df1126fd0d8e518e8a01f61a34aa669247d200ae7ca53d203af0eac64bc7e85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+2fe50cd72c476ebacdedb14893e9632b4de961c2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b0b1257436de201a6d65dfe64b80748d68e46a79ff97f1d48471e30ad13830ad
[INFO] running `Command { std: "docker" "start" "-a" "b0b1257436de201a6d65dfe64b80748d68e46a79ff97f1d48471e30ad13830ad", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 46 tests
[INFO] [stderr] warning: `extern` fn uses type `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]     = 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]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bfjit` (bin "bfjit" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/bfjit-e1fac07a882f54d0)
[INFO] [stdout] test assembler::test::add_to_mem_offset ... ok
[INFO] [stdout] test assembler::test::cmp_indirect ... ok
[INFO] [stdout] test assembler::test::call ... ok
[INFO] [stdout] test assembler::test::mov ... ok
[INFO] [stdout] test assembler::test::ret ... ok
[INFO] [stdout] test assembler::test::add_indirect ... ok
[INFO] [stdout] test assembler::test::je ... ok
[INFO] [stdout] test assembler::test::mov_to_reg ... ok
[INFO] [stdout] test assembler::test::add ... ok
[INFO] [stdout] test assembler::test::push ... ok
[INFO] [stdout] test assembler::test::pop ... ok
[INFO] [stdout] test assembler::test::mul_unsigned ... ok
[INFO] [stdout] test assembler::test::mov_to_mem_offset ... ok
[INFO] [stdout] test assembler::test::sub ... ok
[INFO] [stdout] test brainfuck::test::check_supported_ops ... ok
[INFO] [stdout] test brainfuck::test::find_matching_parentheses ... ok
[INFO] [stdout] test assembler::test::mov_indirect ... ok
[INFO] [stdout] test assembler::test::mul_signed ... ok
[INFO] [stdout] test assembler::test::mov_to_memory ... ok
[INFO] [stdout] test assembler::test::jne ... ok
[INFO] [stdout] test assembler::test::sub_indirect ... ok
[INFO] [stdout] test compiler::test::copy_multiplied ... ok
[INFO] [stdout] test compiler::test::does_not_crash ... ok
[INFO] [stdout] test ir::test::iter ... ok
[INFO] [stdout] test ir::test::len ... ok
[INFO] [stdout] test ir::test::can_print_debug ... ok
[INFO] [stdout] test ir::test::optimizes_consecutive_adds ... ok
[INFO] [stdout] test interpreter::test::can_read_input ... ok
[INFO] [stdout] test ir::test::optimizes_consecutive_mixed_lefts_rights ... ok
[INFO] [stdout] test brainfuck::test::ignores_comments ... ok
[INFO] [stdout] test interpreter::test::increment_memory ... ok
[INFO] [stdout] test interpreter::test::loops_work ... ok
[INFO] [stdout] test compiler::test::can_run_pi_bf ... ok
[INFO] [stdout] test ir::test::optimizes_clear_loops ... ok
[INFO] [stdout] test interpreter::test::decrement_memory ... ok
[INFO] [stdout] test ir::test::multiplication_loop_negative_bug ... ok
[INFO] [stdout] test ir::test::optimizes_consecutive_lefts_rights ... ok
[INFO] [stdout] test ir::test::optimizes_adds_following_preceding_clear_loops ... ok
[INFO] [stdout] test ir::test::optimizes_consecutive_mixed_adds ... ok
[INFO] [stdout] test interpreter::test::can_write_output ... ok
[INFO] [stdout] test ir::test::optimizes_consecutive_sets ... ok
[INFO] [stdout] test ir::test::optimizes_multiplication_loops ... ok
[INFO] [stdout] test ir::test::optimizes_consecutive_subtractions ... ok
[INFO] [stdout] test ir::test::optimizes_tail_instructions ... ok
[INFO] [stdout] test interpreter::test::move_ptr ... 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; finished in 0.26s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b0b1257436de201a6d65dfe64b80748d68e46a79ff97f1d48471e30ad13830ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0b1257436de201a6d65dfe64b80748d68e46a79ff97f1d48471e30ad13830ad", kill_on_drop: false }`
[INFO] [stdout] b0b1257436de201a6d65dfe64b80748d68e46a79ff97f1d48471e30ad13830ad