[INFO] cloning repository https://github.com/pleasewhy/riscv-vm-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pleasewhy/riscv-vm-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpleasewhy%2Friscv-vm-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpleasewhy%2Friscv-vm-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9121a8245472de13860dd768df00011d6acb53eb [INFO] testing pleasewhy/riscv-vm-rust against beta-2025-09-21 for beta-1.91-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpleasewhy%2Friscv-vm-rust" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/pleasewhy/riscv-vm-rust [INFO] finished tweaking git repo https://github.com/pleasewhy/riscv-vm-rust [INFO] tweaked toml for git repo https://github.com/pleasewhy/riscv-vm-rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/pleasewhy/riscv-vm-rust on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/pleasewhy/riscv-vm-rust 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5c84babf4823337f79b36420fea86de871ba72e9f822970051b4fc3eb9d09ff2 [INFO] running `Command { std: "docker" "start" "-a" "5c84babf4823337f79b36420fea86de871ba72e9f822970051b4fc3eb9d09ff2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c84babf4823337f79b36420fea86de871ba72e9f822970051b4fc3eb9d09ff2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c84babf4823337f79b36420fea86de871ba72e9f822970051b4fc3eb9d09ff2", kill_on_drop: false }` [INFO] [stdout] 5c84babf4823337f79b36420fea86de871ba72e9f822970051b4fc3eb9d09ff2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 79172544912c02ed453152c99105186e5ab4f72fe2d6b633348c8476bdddef5e [INFO] running `Command { std: "docker" "start" "-a" "79172544912c02ed453152c99105186e5ab4f72fe2d6b633348c8476bdddef5e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling time-macros v0.2.3 [INFO] [stderr] Compiling byteorder v0.5.3 [INFO] [stderr] Compiling riscv-decode v0.2.0 (https://github.com/pleasewhy/riscv-decode?rev=b7668c11c8fdcc4db2da50c7e5b041f60736b135#b7668c11) [INFO] [stderr] Compiling elf v0.0.10 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling time v0.3.5 [INFO] [stderr] Compiling colored v1.9.3 [INFO] [stderr] Compiling simple_logger v1.16.0 [INFO] [stderr] Compiling riscv-vm-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(get_mut_unchecked)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `elf::types::PT_LOAD` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use elf::types::PT_LOAD; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Debug` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::fmt::Debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::os::unix::prelude::FileExt` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::os::unix::prelude::FileExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::riscv_vm::memory` [INFO] [stdout] --> src/riscv_core/riscv.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::riscv_vm::memory; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `riscv_mem_fetch_inst` should have an upper camel case name [INFO] [stdout] --> src/riscv_core/riscv.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 14 | pub type riscv_mem_fetch_inst = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `RiscvMemFetchInst` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/riscv_vm/memory.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | for i in 0..0xffff { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/riscv_vm/memory.rs:65:13 [INFO] [stdout] | [INFO] [stdout] 65 | unsafe { [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `rd` is never read [INFO] [stdout] --> src/riscv_core/riscv.rs:155:13 [INFO] [stdout] | [INFO] [stdout] 155 | let mut rd = 0; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/riscv_core/riscv.rs:202:9 [INFO] [stdout] | [INFO] [stdout] 202 | let mut rd; [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `rd` is never read [INFO] [stdout] --> src/riscv_core/riscv.rs:260:13 [INFO] [stdout] | [INFO] [stdout] 260 | let mut rd = 0; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `imm` is never read [INFO] [stdout] --> src/riscv_core/riscv.rs:276:13 [INFO] [stdout] | [INFO] [stdout] 276 | let mut imm = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `taken` is never read [INFO] [stdout] --> src/riscv_core/riscv.rs:277:13 [INFO] [stdout] | [INFO] [stdout] 277 | let mut taken = false; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let mut mem = Arc::new(Mutex::new(Memory::new())); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `riscv-vm-rust` (bin "riscv-vm-rust") due to 1 previous error; 14 warnings emitted [INFO] running `Command { std: "docker" "inspect" "79172544912c02ed453152c99105186e5ab4f72fe2d6b633348c8476bdddef5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79172544912c02ed453152c99105186e5ab4f72fe2d6b633348c8476bdddef5e", kill_on_drop: false }` [INFO] [stdout] 79172544912c02ed453152c99105186e5ab4f72fe2d6b633348c8476bdddef5e