[INFO] cloning repository https://github.com/lxndio/lex80 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lxndio/lex80" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flxndio%2Flex80", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flxndio%2Flex80'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 803be8791afe5d42ef0ef33e1387c961b7ad80a7 [INFO] building lxndio/lex80 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%2Flxndio%2Flex80" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lxndio/lex80 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/lxndio/lex80 [INFO] finished tweaking git repo https://github.com/lxndio/lex80 [INFO] tweaked toml for git repo https://github.com/lxndio/lex80 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/lxndio/lex80 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: /workspace/builds/worker-2-tc1/source/lex80-asm/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /workspace/builds/worker-2-tc1/source/lex80-cpu/Cargo.toml: 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] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded atty v0.2.11 [INFO] [stderr] Downloaded redox_termios v0.1.1 [INFO] [stderr] Downloaded redox_syscall v0.1.40 [INFO] [stderr] Downloaded termion v1.5.1 [INFO] [stderr] Downloaded bitflags v1.0.4 [INFO] [stderr] Downloaded strsim v0.7.0 [INFO] [stderr] Downloaded textwrap v0.10.0 [INFO] [stderr] Downloaded unicode-width v0.1.5 [INFO] [stderr] Downloaded clap v2.32.0 [INFO] [stderr] Downloaded libc v0.2.43 [INFO] [stderr] Downloaded winapi v0.3.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2e5c292f837786c268601174d9a027a760c0bba6bc5d75abf13b0a6362b9a530 [INFO] running `Command { std: "docker" "start" "-a" "2e5c292f837786c268601174d9a027a760c0bba6bc5d75abf13b0a6362b9a530", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2e5c292f837786c268601174d9a027a760c0bba6bc5d75abf13b0a6362b9a530", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e5c292f837786c268601174d9a027a760c0bba6bc5d75abf13b0a6362b9a530", kill_on_drop: false }` [INFO] [stdout] 2e5c292f837786c268601174d9a027a760c0bba6bc5d75abf13b0a6362b9a530 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 38846748909f0ac979684c710e3f30f96bb080a9f31d61712b06555ea47d399c [INFO] running `Command { std: "docker" "start" "-a" "38846748909f0ac979684c710e3f30f96bb080a9f31d61712b06555ea47d399c", kill_on_drop: false }` [INFO] [stderr] warning: /opt/rustwide/workdir/lex80-cpu/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/lex80-asm/Cargo.toml: 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 strsim v0.7.0 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling lex80-asm v0.1.1 (/opt/rustwide/workdir/lex80-asm) [INFO] [stderr] Compiling lex80-cpu v0.1.0 (/opt/rustwide/workdir/lex80-cpu) [INFO] [stdout] warning: methods `increase` and `decrease` are never used [INFO] [stdout] --> lex80-cpu/src/registers.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 8 | impl Registers { [INFO] [stdout] | -------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn increase(&mut self, register: usize) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 48 | pub fn decrease(&mut self, register: usize) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> lex80-cpu/src/memory.rs:52:13 [INFO] [stdout] | [INFO] [stdout] 52 | &self.set(current_addr, byte.unwrap()); [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] 52 | let _ = &self.set(current_addr, byte.unwrap()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `get_pos_in_arr` is never used [INFO] [stdout] --> lex80-asm/src/assembler.rs:195:8 [INFO] [stdout] | [INFO] [stdout] 23 | impl Assembler { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 195 | fn get_pos_in_arr(arr: &[String], elem: &String) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `parameters` is never read [INFO] [stdout] --> lex80-asm/src/instruction.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 21 | pub struct Instruction { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 22 | name: String, [INFO] [stdout] 23 | parameters: Vec, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Instruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `opcode_part` is never used [INFO] [stdout] --> lex80-asm/src/instruction.rs:76:12 [INFO] [stdout] | [INFO] [stdout] 27 | impl Instruction { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 76 | pub fn opcode_part(&self, i: usize) -> Option<&OpcodePart> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> lex80-asm/src/main.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | assembler.assemble(verbose_mode); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 50 | let _ = assembler.assemble(verbose_mode); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.83s [INFO] running `Command { std: "docker" "inspect" "38846748909f0ac979684c710e3f30f96bb080a9f31d61712b06555ea47d399c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38846748909f0ac979684c710e3f30f96bb080a9f31d61712b06555ea47d399c", kill_on_drop: false }` [INFO] [stdout] 38846748909f0ac979684c710e3f30f96bb080a9f31d61712b06555ea47d399c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e91c31d5a04d1506acb73812b04d857161c2b88ac5ff8f96236c50e5263d5eac [INFO] running `Command { std: "docker" "start" "-a" "e91c31d5a04d1506acb73812b04d857161c2b88ac5ff8f96236c50e5263d5eac", kill_on_drop: false }` [INFO] [stderr] warning: /opt/rustwide/workdir/lex80-asm/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: /opt/rustwide/workdir/lex80-cpu/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling lex80-cpu v0.1.0 (/opt/rustwide/workdir/lex80-cpu) [INFO] [stderr] Compiling lex80-asm v0.1.1 (/opt/rustwide/workdir/lex80-asm) [INFO] [stdout] warning: methods `increase` and `decrease` are never used [INFO] [stdout] --> lex80-cpu/src/registers.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 8 | impl Registers { [INFO] [stdout] | -------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn increase(&mut self, register: usize) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 48 | pub fn decrease(&mut self, register: usize) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> lex80-cpu/src/memory.rs:52:13 [INFO] [stdout] | [INFO] [stdout] 52 | &self.set(current_addr, byte.unwrap()); [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] 52 | let _ = &self.set(current_addr, byte.unwrap()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `get_pos_in_arr` is never used [INFO] [stdout] --> lex80-asm/src/assembler.rs:195:8 [INFO] [stdout] | [INFO] [stdout] 23 | impl Assembler { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 195 | fn get_pos_in_arr(arr: &[String], elem: &String) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `parameters` is never read [INFO] [stdout] --> lex80-asm/src/instruction.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 21 | pub struct Instruction { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 22 | name: String, [INFO] [stdout] 23 | parameters: Vec, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Instruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `opcode_part` is never used [INFO] [stdout] --> lex80-asm/src/instruction.rs:76:12 [INFO] [stdout] | [INFO] [stdout] 27 | impl Instruction { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 76 | pub fn opcode_part(&self, i: usize) -> Option<&OpcodePart> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> lex80-asm/src/main.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | assembler.assemble(verbose_mode); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 50 | let _ = assembler.assemble(verbose_mode); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s [INFO] running `Command { std: "docker" "inspect" "e91c31d5a04d1506acb73812b04d857161c2b88ac5ff8f96236c50e5263d5eac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e91c31d5a04d1506acb73812b04d857161c2b88ac5ff8f96236c50e5263d5eac", kill_on_drop: false }` [INFO] [stdout] e91c31d5a04d1506acb73812b04d857161c2b88ac5ff8f96236c50e5263d5eac