[INFO] cloning repository https://github.com/cout970/micro_vm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cout970/micro_vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcout970%2Fmicro_vm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcout970%2Fmicro_vm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2cf5f2ecfe8a313faf52affc123dbc4f7f0313f7 [INFO] checking cout970/micro_vm against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcout970%2Fmicro_vm" "/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/cout970/micro_vm on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cout970/micro_vm [INFO] finished tweaking git repo https://github.com/cout970/micro_vm [INFO] tweaked toml for git repo https://github.com/cout970/micro_vm written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/cout970/micro_vm 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7551a7aa1a81ac63744f51bb78cf43aaad4b12aff52f5551e0246fce2331d0a5 [INFO] running `Command { std: "docker" "start" "-a" "7551a7aa1a81ac63744f51bb78cf43aaad4b12aff52f5551e0246fce2331d0a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7551a7aa1a81ac63744f51bb78cf43aaad4b12aff52f5551e0246fce2331d0a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7551a7aa1a81ac63744f51bb78cf43aaad4b12aff52f5551e0246fce2331d0a5", kill_on_drop: false }` [INFO] [stdout] 7551a7aa1a81ac63744f51bb78cf43aaad4b12aff52f5551e0246fce2331d0a5 [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" "-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1e41b79ab3694ec094409d41b1296784270f0dc6b5045990ecc73f7be3b6cc15 [INFO] running `Command { std: "docker" "start" "-a" "1e41b79ab3694ec094409d41b1296784270f0dc6b5045990ecc73f7be3b6cc15", kill_on_drop: false }` [INFO] [stderr] Checking vm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `ParsedInst`, `print_tokens` [INFO] [stdout] --> src/main.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::assembler::{ParsedInst, Parser, print_tokens, read_all_tokens, Compiler}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Add` [INFO] [stdout] --> src/vm.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::ops::Add; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ParsedInst` [INFO] [stdout] --> src/main.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::assembler::{ParsedInst, Parser, print_tokens, read_all_tokens, Compiler}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Add` [INFO] [stdout] --> src/vm.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::ops::Add; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/vm.rs:176:25 [INFO] [stdout] | [INFO] [stdout] 176 | ; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/vm.rs:176:25 [INFO] [stdout] | [INFO] [stdout] 176 | ; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Compiler` is imported redundantly [INFO] [stdout] --> src/main.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | use crate::assembler::Compiler; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 37 | [INFO] [stdout] 38 | use super::*; [INFO] [stdout] | -------- the item `Compiler` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/vm.rs:309:17 [INFO] [stdout] | [INFO] [stdout] 309 | _ => { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0624]: method `precompile` is private [INFO] [stdout] --> src/main.rs:69:18 [INFO] [stdout] | [INFO] [stdout] 69 | compiler.precompile(&parsed).expect("Unable to compiled"); [INFO] [stdout] | ^^^^^^^^^^ private method [INFO] [stdout] | [INFO] [stdout] ::: src/assembler.rs:441:5 [INFO] [stdout] | [INFO] [stdout] 441 | fn precompile(&mut self, insts: &Vec) -> Result, String> { [INFO] [stdout] | ----------------------------------------------------------------------------------------- private method defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/vm.rs:309:17 [INFO] [stdout] | [INFO] [stdout] 309 | _ => { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/assembler.rs:393:9 [INFO] [stdout] | [INFO] [stdout] 393 | self.precompile(insts); [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] 393 | let _ = self.precompile(insts); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0624`. [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `vm` (bin "vm" test) due to 2 previous errors; 5 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "1e41b79ab3694ec094409d41b1296784270f0dc6b5045990ecc73f7be3b6cc15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e41b79ab3694ec094409d41b1296784270f0dc6b5045990ecc73f7be3b6cc15", kill_on_drop: false }` [INFO] [stdout] 1e41b79ab3694ec094409d41b1296784270f0dc6b5045990ecc73f7be3b6cc15 [INFO] checking cout970/micro_vm against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcout970%2Fmicro_vm" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cout970/micro_vm on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cout970/micro_vm [INFO] finished tweaking git repo https://github.com/cout970/micro_vm [INFO] tweaked toml for git repo https://github.com/cout970/micro_vm written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/cout970/micro_vm 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a053488a737eb37da90e9782cf3f19e6c0d8bbf135a1de234d8f8b5cebcae4ba [INFO] running `Command { std: "docker" "start" "-a" "a053488a737eb37da90e9782cf3f19e6c0d8bbf135a1de234d8f8b5cebcae4ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a053488a737eb37da90e9782cf3f19e6c0d8bbf135a1de234d8f8b5cebcae4ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a053488a737eb37da90e9782cf3f19e6c0d8bbf135a1de234d8f8b5cebcae4ba", kill_on_drop: false }` [INFO] [stdout] a053488a737eb37da90e9782cf3f19e6c0d8bbf135a1de234d8f8b5cebcae4ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa122e636e641ab635deb3241e158568e3a941ca69f361d99378a88cac0570d0 [INFO] running `Command { std: "docker" "start" "-a" "fa122e636e641ab635deb3241e158568e3a941ca69f361d99378a88cac0570d0", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "fa122e636e641ab635deb3241e158568e3a941ca69f361d99378a88cac0570d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa122e636e641ab635deb3241e158568e3a941ca69f361d99378a88cac0570d0", kill_on_drop: false }` [INFO] [stdout] fa122e636e641ab635deb3241e158568e3a941ca69f361d99378a88cac0570d0