[INFO] cloning repository https://github.com/Jess3Jane/arm_shenanigans [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jess3Jane/arm_shenanigans" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJess3Jane%2Farm_shenanigans", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJess3Jane%2Farm_shenanigans'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c70be3e2b158f4d9ba41b385433dfe987c4dc3da [INFO] checking Jess3Jane/arm_shenanigans against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJess3Jane%2Farm_shenanigans" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Jess3Jane/arm_shenanigans on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Jess3Jane/arm_shenanigans [INFO] finished tweaking git repo https://github.com/Jess3Jane/arm_shenanigans [INFO] tweaked toml for git repo https://github.com/Jess3Jane/arm_shenanigans written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Jess3Jane/arm_shenanigans 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded os_type v0.6.0 [INFO] [stderr] Downloaded semver v0.6.0 [INFO] [stderr] Downloaded remove_dir_all v0.5.1 [INFO] [stderr] Downloaded unicorn v0.8.0 [INFO] [stderr] Downloaded build-helper v0.1.1 [INFO] [stderr] Downloaded rand v0.4.3 [INFO] [stderr] Downloaded libc v0.2.43 [INFO] [stderr] Downloaded libunicorn-sys v0.8.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3626905b37a1aeb1f4f2a8a2f89b08b5ff98884de95da9b49b92f01924d147b2 [INFO] running `Command { std: "docker" "start" "-a" "3626905b37a1aeb1f4f2a8a2f89b08b5ff98884de95da9b49b92f01924d147b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3626905b37a1aeb1f4f2a8a2f89b08b5ff98884de95da9b49b92f01924d147b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3626905b37a1aeb1f4f2a8a2f89b08b5ff98884de95da9b49b92f01924d147b2", kill_on_drop: false }` [INFO] [stdout] 3626905b37a1aeb1f4f2a8a2f89b08b5ff98884de95da9b49b92f01924d147b2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ad284b1c8593b4c75bd64513f439377e7920a8029b4765fcf4bf0869219d5e4e [INFO] running `Command { std: "docker" "start" "-a" "ad284b1c8593b4c75bd64513f439377e7920a8029b4765fcf4bf0869219d5e4e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling regex-syntax v0.3.9 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Checking bitflags v0.8.2 [INFO] [stderr] Checking remove_dir_all v0.5.1 [INFO] [stderr] Compiling semver v0.6.0 [INFO] [stderr] Compiling build-helper v0.1.1 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Compiling os_type v0.6.0 [INFO] [stderr] Compiling libunicorn-sys v0.8.0 [INFO] [stderr] Checking unicorn v0.8.0 [INFO] [stderr] Checking arm_shenanigans v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `unicorn` is imported redundantly [INFO] [stdout] --> src/util.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use unicorn; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate unicorn; [INFO] [stdout] | --------------------- the item `unicorn` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/assembler.rs:50:32 [INFO] [stdout] | [INFO] [stdout] 50 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 50 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `unicorn` is imported redundantly [INFO] [stdout] --> src/util.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use unicorn; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate unicorn; [INFO] [stdout] | --------------------- the item `unicorn` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/assembler.rs:54:47 [INFO] [stdout] | [INFO] [stdout] 54 | AssemblerError::IOError(e) => { e.cause() } [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/assembler.rs:50:32 [INFO] [stdout] | [INFO] [stdout] 50 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 50 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/assembler.rs:54:47 [INFO] [stdout] | [INFO] [stdout] 54 | AssemblerError::IOError(e) => { e.cause() } [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/assembler.rs:52:43 [INFO] [stdout] | [INFO] [stdout] 52 | AssemblerError::AssembleError(e) => { None }, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/assembler.rs:53:39 [INFO] [stdout] | [INFO] [stdout] 53 | AssemblerError::CopyError(e) => { None }, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/util.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | let mut width = v[0].len(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/assembler.rs:52:43 [INFO] [stdout] | [INFO] [stdout] 52 | AssemblerError::AssembleError(e) => { None }, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/assembler.rs:53:39 [INFO] [stdout] | [INFO] [stdout] 53 | AssemblerError::CopyError(e) => { None }, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/util.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | let mut width = v[0].len(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Preprocessor` [INFO] [stdout] --> src/main.rs:3:23 [INFO] [stdout] | [INFO] [stdout] 3 | use arm_shenanigans::{Preprocessor, assemble}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | let mut emu = CpuARM::new(unicorn::Mode::LITTLE_ENDIAN).unwrap(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | emu.mem_map(0, (code.len() / 0x1000 + 1) * 0x1000, unicorn::PROT_ALL); [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] 49 | let _ = emu.mem_map(0, (code.len() / 0x1000 + 1) * 0x1000, unicorn::PROT_ALL); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | emu.mem_write(0, &code); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 50 | let _ = emu.mem_write(0, &code); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | emu.emu_start(0, code.len() as u64, 10 * unicorn::SECOND_SCALE, 100); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 51 | let _ = emu.emu_start(0, code.len() as u64, 10 * unicorn::SECOND_SCALE, 100); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Preprocessor` [INFO] [stdout] --> src/main.rs:3:23 [INFO] [stdout] | [INFO] [stdout] 3 | use arm_shenanigans::{Preprocessor, assemble}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | let mut emu = CpuARM::new(unicorn::Mode::LITTLE_ENDIAN).unwrap(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | emu.mem_map(0, (code.len() / 0x1000 + 1) * 0x1000, unicorn::PROT_ALL); [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] 49 | let _ = emu.mem_map(0, (code.len() / 0x1000 + 1) * 0x1000, unicorn::PROT_ALL); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | emu.mem_write(0, &code); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 50 | let _ = emu.mem_write(0, &code); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | emu.emu_start(0, code.len() as u64, 10 * unicorn::SECOND_SCALE, 100); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 51 | let _ = emu.emu_start(0, code.len() as u64, 10 * unicorn::SECOND_SCALE, 100); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.68s [INFO] running `Command { std: "docker" "inspect" "ad284b1c8593b4c75bd64513f439377e7920a8029b4765fcf4bf0869219d5e4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad284b1c8593b4c75bd64513f439377e7920a8029b4765fcf4bf0869219d5e4e", kill_on_drop: false }` [INFO] [stdout] ad284b1c8593b4c75bd64513f439377e7920a8029b4765fcf4bf0869219d5e4e [INFO] checking Jess3Jane/arm_shenanigans against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJess3Jane%2Farm_shenanigans" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Jess3Jane/arm_shenanigans on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Jess3Jane/arm_shenanigans [INFO] finished tweaking git repo https://github.com/Jess3Jane/arm_shenanigans [INFO] tweaked toml for git repo https://github.com/Jess3Jane/arm_shenanigans written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Jess3Jane/arm_shenanigans 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cd0dfdce87b6ae158d59c94cfe1c81052463df881d9300abadb6bf59fc513d39 [INFO] running `Command { std: "docker" "start" "-a" "cd0dfdce87b6ae158d59c94cfe1c81052463df881d9300abadb6bf59fc513d39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd0dfdce87b6ae158d59c94cfe1c81052463df881d9300abadb6bf59fc513d39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd0dfdce87b6ae158d59c94cfe1c81052463df881d9300abadb6bf59fc513d39", kill_on_drop: false }` [INFO] [stdout] cd0dfdce87b6ae158d59c94cfe1c81052463df881d9300abadb6bf59fc513d39 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 50bb0b82a700a336cd628fa9991bf3ffe5fc496fd69bdd81b9e49ffe03ceb75d [INFO] running `Command { std: "docker" "start" "-a" "50bb0b82a700a336cd628fa9991bf3ffe5fc496fd69bdd81b9e49ffe03ceb75d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling regex-syntax v0.3.9 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Checking bitflags v0.8.2 [INFO] [stderr] Checking remove_dir_all v0.5.1 [INFO] [stderr] Compiling semver v0.6.0 [INFO] [stderr] Compiling build-helper v0.1.1 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling os_type v0.6.0 [INFO] [stderr] Compiling libunicorn-sys v0.8.0 [INFO] [stderr] Checking unicorn v0.8.0 [INFO] [stderr] Checking arm_shenanigans v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `unicorn` is imported redundantly [INFO] [stdout] --> src/util.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use unicorn; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate unicorn; [INFO] [stdout] | --------------------- the item `unicorn` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `unicorn` is imported redundantly [INFO] [stdout] --> src/util.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use unicorn; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate unicorn; [INFO] [stdout] | --------------------- the item `unicorn` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/assembler.rs:50:32 [INFO] [stdout] | [INFO] [stdout] 50 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 50 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/assembler.rs:50:32 [INFO] [stdout] | [INFO] [stdout] 50 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 50 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/assembler.rs:54:47 [INFO] [stdout] | [INFO] [stdout] 54 | AssemblerError::IOError(e) => { e.cause() } [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/assembler.rs:54:47 [INFO] [stdout] | [INFO] [stdout] 54 | AssemblerError::IOError(e) => { e.cause() } [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/assembler.rs:52:43 [INFO] [stdout] | [INFO] [stdout] 52 | AssemblerError::AssembleError(e) => { None }, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/assembler.rs:53:39 [INFO] [stdout] | [INFO] [stdout] 53 | AssemblerError::CopyError(e) => { None }, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/assembler.rs:52:43 [INFO] [stdout] | [INFO] [stdout] 52 | AssemblerError::AssembleError(e) => { None }, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/assembler.rs:53:39 [INFO] [stdout] | [INFO] [stdout] 53 | AssemblerError::CopyError(e) => { None }, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/util.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | let mut width = v[0].len(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/util.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | let mut width = v[0].len(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Preprocessor` [INFO] [stdout] --> src/main.rs:3:23 [INFO] [stdout] | [INFO] [stdout] 3 | use arm_shenanigans::{Preprocessor, assemble}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Preprocessor` [INFO] [stdout] --> src/main.rs:3:23 [INFO] [stdout] | [INFO] [stdout] 3 | use arm_shenanigans::{Preprocessor, assemble}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | let mut emu = CpuARM::new(unicorn::Mode::LITTLE_ENDIAN).unwrap(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | emu.mem_map(0, (code.len() / 0x1000 + 1) * 0x1000, unicorn::PROT_ALL); [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] 49 | let _ = emu.mem_map(0, (code.len() / 0x1000 + 1) * 0x1000, unicorn::PROT_ALL); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | emu.mem_write(0, &code); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 50 | let _ = emu.mem_write(0, &code); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | emu.emu_start(0, code.len() as u64, 10 * unicorn::SECOND_SCALE, 100); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 51 | let _ = emu.emu_start(0, code.len() as u64, 10 * unicorn::SECOND_SCALE, 100); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | let mut emu = CpuARM::new(unicorn::Mode::LITTLE_ENDIAN).unwrap(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | emu.mem_map(0, (code.len() / 0x1000 + 1) * 0x1000, unicorn::PROT_ALL); [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] 49 | let _ = emu.mem_map(0, (code.len() / 0x1000 + 1) * 0x1000, unicorn::PROT_ALL); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:50:5 [INFO] [stdout] | [INFO] [stdout] 50 | emu.mem_write(0, &code); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 50 | let _ = emu.mem_write(0, &code); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | emu.emu_start(0, code.len() as u64, 10 * unicorn::SECOND_SCALE, 100); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 51 | let _ = emu.emu_start(0, code.len() as u64, 10 * unicorn::SECOND_SCALE, 100); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.97s [INFO] running `Command { std: "docker" "inspect" "50bb0b82a700a336cd628fa9991bf3ffe5fc496fd69bdd81b9e49ffe03ceb75d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50bb0b82a700a336cd628fa9991bf3ffe5fc496fd69bdd81b9e49ffe03ceb75d", kill_on_drop: false }` [INFO] [stdout] 50bb0b82a700a336cd628fa9991bf3ffe5fc496fd69bdd81b9e49ffe03ceb75d