[INFO] cloning repository https://github.com/aHeraud/brainfuck [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aHeraud/brainfuck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FaHeraud%2Fbrainfuck", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FaHeraud%2Fbrainfuck'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] baf942808df3f2197ba3c94470d2273ba1fa0953 [INFO] building aHeraud/brainfuck against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FaHeraud%2Fbrainfuck" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aHeraud/brainfuck on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aHeraud/brainfuck [INFO] finished tweaking git repo https://github.com/aHeraud/brainfuck [INFO] tweaked toml for git repo https://github.com/aHeraud/brainfuck written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/aHeraud/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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 59622032e01a7a6effdebe49767ccf5ade0b9caa9f727eed5afb1cd1d604d5e4 [INFO] running `Command { std: "docker" "start" "-a" "59622032e01a7a6effdebe49767ccf5ade0b9caa9f727eed5afb1cd1d604d5e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59622032e01a7a6effdebe49767ccf5ade0b9caa9f727eed5afb1cd1d604d5e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59622032e01a7a6effdebe49767ccf5ade0b9caa9f727eed5afb1cd1d604d5e4", kill_on_drop: false }` [INFO] [stdout] 59622032e01a7a6effdebe49767ccf5ade0b9caa9f727eed5afb1cd1d604d5e4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6d92d69dc41216e932e92386a98f12ed1f682340d4e61e570fdb045e0c7380cb [INFO] running `Command { std: "docker" "start" "-a" "6d92d69dc41216e932e92386a98f12ed1f682340d4e61e570fdb045e0c7380cb", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling bf v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/parser.rs:14:4 [INFO] [stdout] | [INFO] [stdout] 14 | /// The current line being parsed [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 15 | line: 0, [INFO] [stdout] | ------- rustdoc does not generate documentation for expression fields [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/parser.rs:17:4 [INFO] [stdout] | [INFO] [stdout] 17 | /// The index in the source that the current line starts at [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 18 | line_start: 0 [INFO] [stdout] | ------------- rustdoc does not generate documentation for expression fields [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/jit/mod.rs:39:20 [INFO] [stdout] | [INFO] [stdout] 39 | let native_proc: (extern "sysv64" fn(usize) -> ()) = transmute(native_code.get_pointer()); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 39 - let native_proc: (extern "sysv64" fn(usize) -> ()) = transmute(native_code.get_pointer()); [INFO] [stdout] 39 + let native_proc: extern "sysv64" fn(usize) -> () = transmute(native_code.get_pointer()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `nll` has been stable since 1.63.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(nll)] [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `flags` [INFO] [stdout] --> src/jit/buffer.rs:21:7 [INFO] [stdout] | [INFO] [stdout] 21 | let flags = if exec { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flags` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `index` and `array_size` are never read [INFO] [stdout] --> src/interpreter.rs:6:24 [INFO] [stdout] | [INFO] [stdout] 6 | DataIndexOutOfBounds{ index: isize, array_size: usize }, [INFO] [stdout] | -------------------- ^^^^^ ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `InterpreterError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `len` is never used [INFO] [stdout] --> src/jit/buffer.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 15 | impl Buffer { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 69 | pub fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/jit/translate.rs:117:7 [INFO] [stdout] | [INFO] [stdout] 117 | &mut instructions[address_index..address_index+4].clone_from_slice(&rel32_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 117 | let _ = &mut instructions[address_index..address_index+4].clone_from_slice(&rel32_bytes); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.70s [INFO] running `Command { std: "docker" "inspect" "6d92d69dc41216e932e92386a98f12ed1f682340d4e61e570fdb045e0c7380cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d92d69dc41216e932e92386a98f12ed1f682340d4e61e570fdb045e0c7380cb", kill_on_drop: false }` [INFO] [stdout] 6d92d69dc41216e932e92386a98f12ed1f682340d4e61e570fdb045e0c7380cb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 783b1260d7c112947241a0bcb39f12a86110962c766d4185eec2d67268eaaba5 [INFO] running `Command { std: "docker" "start" "-a" "783b1260d7c112947241a0bcb39f12a86110962c766d4185eec2d67268eaaba5", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling bf v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/parser.rs:14:4 [INFO] [stdout] | [INFO] [stdout] 14 | /// The current line being parsed [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 15 | line: 0, [INFO] [stdout] | ------- rustdoc does not generate documentation for expression fields [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/parser.rs:17:4 [INFO] [stdout] | [INFO] [stdout] 17 | /// The index in the source that the current line starts at [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 18 | line_start: 0 [INFO] [stdout] | ------------- rustdoc does not generate documentation for expression fields [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/jit/mod.rs:39:20 [INFO] [stdout] | [INFO] [stdout] 39 | let native_proc: (extern "sysv64" fn(usize) -> ()) = transmute(native_code.get_pointer()); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 39 - let native_proc: (extern "sysv64" fn(usize) -> ()) = transmute(native_code.get_pointer()); [INFO] [stdout] 39 + let native_proc: extern "sysv64" fn(usize) -> () = transmute(native_code.get_pointer()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `nll` has been stable since 1.63.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(nll)] [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `flags` [INFO] [stdout] --> src/jit/buffer.rs:21:7 [INFO] [stdout] | [INFO] [stdout] 21 | let flags = if exec { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_flags` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `index` and `array_size` are never read [INFO] [stdout] --> src/interpreter.rs:6:24 [INFO] [stdout] | [INFO] [stdout] 6 | DataIndexOutOfBounds{ index: isize, array_size: usize }, [INFO] [stdout] | -------------------- ^^^^^ ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `InterpreterError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `len` is never used [INFO] [stdout] --> src/jit/buffer.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 15 | impl Buffer { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 69 | pub fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/jit/translate.rs:117:7 [INFO] [stdout] | [INFO] [stdout] 117 | &mut instructions[address_index..address_index+4].clone_from_slice(&rel32_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 117 | let _ = &mut instructions[address_index..address_index+4].clone_from_slice(&rel32_bytes); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s [INFO] running `Command { std: "docker" "inspect" "783b1260d7c112947241a0bcb39f12a86110962c766d4185eec2d67268eaaba5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "783b1260d7c112947241a0bcb39f12a86110962c766d4185eec2d67268eaaba5", kill_on_drop: false }` [INFO] [stdout] 783b1260d7c112947241a0bcb39f12a86110962c766d4185eec2d67268eaaba5