[INFO] fetching crate rust_vm 0.1.0...
[INFO] testing rust_vm-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate rust_vm 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rust_vm 0.1.0
[INFO] finished tweaking crates.io crate rust_vm 0.1.0
[INFO] tweaked toml for crates.io crate rust_vm 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_vm 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust_vm 0.1.0 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c062d30d31baeddb91cce80ae40c5e42228da80acc0e825bc53249f3ce23937
[INFO] running `Command { std: "docker" "start" "-a" "2c062d30d31baeddb91cce80ae40c5e42228da80acc0e825bc53249f3ce23937", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c062d30d31baeddb91cce80ae40c5e42228da80acc0e825bc53249f3ce23937", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c062d30d31baeddb91cce80ae40c5e42228da80acc0e825bc53249f3ce23937", kill_on_drop: false }`
[INFO] [stdout] 2c062d30d31baeddb91cce80ae40c5e42228da80acc0e825bc53249f3ce23937
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6055aa305737d05d85c12062639847971421c12e8e7e746a5e9c4a0719544f34
[INFO] running `Command { std: "docker" "start" "-a" "6055aa305737d05d85c12062639847971421c12e8e7e746a5e9c4a0719544f34", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rust_vm::RustVM`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rust_vm::RustVM;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/rust_vm.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut ins = self.next_instruction();
[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: unused variable: `data`
[INFO] [stdout]   --> src/rust_vm.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let data = ins.data;
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `INSTRUCTION_BYTES` is never used
[INFO] [stdout]  --> src/rust_vm.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub static INSTRUCTION_BYTES:usize = 4;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `fmt` is never used
[INFO] [stdout]   --> src/rust_vm.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl VMstate {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 14 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `size` is never used
[INFO] [stdout]   --> src/rust_vm.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl Instruction {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 31 |     pub fn size() -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `get_ip` and `get_instruction_length` are never used
[INFO] [stdout]   --> src/rust_vm.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl RustVM {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn get_ip(&mut self) -> usize {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |     pub fn get_instruction_length() -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "6055aa305737d05d85c12062639847971421c12e8e7e746a5e9c4a0719544f34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6055aa305737d05d85c12062639847971421c12e8e7e746a5e9c4a0719544f34", kill_on_drop: false }`
[INFO] [stdout] 6055aa305737d05d85c12062639847971421c12e8e7e746a5e9c4a0719544f34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 355e6d4f93a8a0437fe560a88ff2e9ef90011cb8016800593f773859142aaccf
[INFO] running `Command { std: "docker" "start" "-a" "355e6d4f93a8a0437fe560a88ff2e9ef90011cb8016800593f773859142aaccf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/rust_vm.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut ins = self.next_instruction();
[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: unused variable: `data`
[INFO] [stdout]   --> src/rust_vm.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let data = ins.data;
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `fmt` is never used
[INFO] [stdout]   --> src/rust_vm.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl VMstate {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 14 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "355e6d4f93a8a0437fe560a88ff2e9ef90011cb8016800593f773859142aaccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "355e6d4f93a8a0437fe560a88ff2e9ef90011cb8016800593f773859142aaccf", kill_on_drop: false }`
[INFO] [stdout] 355e6d4f93a8a0437fe560a88ff2e9ef90011cb8016800593f773859142aaccf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ada3d7928781fb45d4f988e654ad65dbee658dc20abed327b19250cbf0fc8206
[INFO] running `Command { std: "docker" "start" "-a" "ada3d7928781fb45d4f988e654ad65dbee658dc20abed327b19250cbf0fc8206", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/rust_vm.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let mut ins = self.next_instruction();
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/rust_vm.rs:58:13
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let data = ins.data;
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `fmt` is never used
[INFO] [stderr]   --> src/rust_vm.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl VMstate {
[INFO] [stderr]    | ------------ method in this implementation
[INFO] [stderr] 14 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_vm` (bin "rust_vm" test) generated 3 warnings (run `cargo fix --bin "rust_vm" -p rust_vm --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_vm-6d43da7d21b742e3)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_init ... ok
[INFO] [stdout] test test_instruction_length ... ok
[INFO] [stdout] test test_ip_change ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ada3d7928781fb45d4f988e654ad65dbee658dc20abed327b19250cbf0fc8206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ada3d7928781fb45d4f988e654ad65dbee658dc20abed327b19250cbf0fc8206", kill_on_drop: false }`
[INFO] [stdout] ada3d7928781fb45d4f988e654ad65dbee658dc20abed327b19250cbf0fc8206