[INFO] cloning repository https://github.com/fzft/my-vm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fzft/my-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffzft%2Fmy-vm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffzft%2Fmy-vm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 14249777f3b2cf6b09f6d75ba5a2df339087ab86 [INFO] testing fzft/my-vm against 1.84.0 for beta-1.85-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffzft%2Fmy-vm" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fzft/my-vm on toolchain 1.84.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.84.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fzft/my-vm [INFO] finished tweaking git repo https://github.com/fzft/my-vm [INFO] tweaked toml for git repo https://github.com/fzft/my-vm written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/fzft/my-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" "+1.84.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 735537d0c0e57a40b4fc919ef653b9ef603beb6902a099b79c06e6542f7922aa [INFO] running `Command { std: "docker" "start" "-a" "735537d0c0e57a40b4fc919ef653b9ef603beb6902a099b79c06e6542f7922aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "735537d0c0e57a40b4fc919ef653b9ef603beb6902a099b79c06e6542f7922aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "735537d0c0e57a40b4fc919ef653b9ef603beb6902a099b79c06e6542f7922aa", kill_on_drop: false }` [INFO] [stdout] 735537d0c0e57a40b4fc919ef653b9ef603beb6902a099b79c06e6542f7922aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2fbf65dcb3763c5f39d573f8678ebdb2883752bc207ac40eb6702951553b87fb [INFO] running `Command { std: "docker" "start" "-a" "2fbf65dcb3763c5f39d573f8678ebdb2883752bc207ac40eb6702951553b87fb", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling rustix v0.37.20 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling linux-raw-sys v0.3.8 [INFO] [stderr] Compiling regex-syntax v0.7.2 [INFO] [stderr] Compiling log v0.4.19 [INFO] [stderr] Compiling termcolor v1.2.0 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling aho-corasick v1.0.2 [INFO] [stderr] Compiling regex v1.8.4 [INFO] [stderr] Compiling is-terminal v0.4.7 [INFO] [stderr] Compiling env_logger v0.10.0 [INFO] [stderr] Compiling my-compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `info`, `trace`, and `warn` [INFO] [stdout] --> src/main.rs:3:18 [INFO] [stdout] | [INFO] [stdout] 3 | use log::{error, info, trace, warn}; [INFO] [stdout] | ^^^^ ^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Token` [INFO] [stdout] --> src/main.rs:5:38 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::token::{EvaValue, OpCode, Token}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `program` [INFO] [stdout] --> src/main.rs:45:24 [INFO] [stdout] | [INFO] [stdout] 45 | fn exec(&mut self, program: &str) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:14:19 [INFO] [stdout] | [INFO] [stdout] 14 | UnknownOpCode(u8), [INFO] [stdout] | ------------- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 14 | UnknownOpCode(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Token` is never used [INFO] [stdout] --> src/token.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | pub enum Token { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/token.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | Number(f64), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `EvaValue` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 15 | Number(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:119:5 [INFO] [stdout] | [INFO] [stdout] 119 | vm.exec("42"); [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] 119 | let _ = vm.exec("42"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.60s [INFO] running `Command { std: "docker" "inspect" "2fbf65dcb3763c5f39d573f8678ebdb2883752bc207ac40eb6702951553b87fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fbf65dcb3763c5f39d573f8678ebdb2883752bc207ac40eb6702951553b87fb", kill_on_drop: false }` [INFO] [stdout] 2fbf65dcb3763c5f39d573f8678ebdb2883752bc207ac40eb6702951553b87fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8c67e86dd4eaaaddfd3010b9b9766d00ffac7b787189e3b23c8286267e0b00b3 [INFO] running `Command { std: "docker" "start" "-a" "8c67e86dd4eaaaddfd3010b9b9766d00ffac7b787189e3b23c8286267e0b00b3", kill_on_drop: false }` [INFO] [stderr] Compiling my-compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `info`, `trace`, and `warn` [INFO] [stdout] --> src/main.rs:3:18 [INFO] [stdout] | [INFO] [stdout] 3 | use log::{error, info, trace, warn}; [INFO] [stdout] | ^^^^ ^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Token` [INFO] [stdout] --> src/main.rs:5:38 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::token::{EvaValue, OpCode, Token}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `program` [INFO] [stdout] --> src/main.rs:45:24 [INFO] [stdout] | [INFO] [stdout] 45 | fn exec(&mut self, program: &str) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:14:19 [INFO] [stdout] | [INFO] [stdout] 14 | UnknownOpCode(u8), [INFO] [stdout] | ------------- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 14 | UnknownOpCode(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Token` is never used [INFO] [stdout] --> src/token.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | pub enum Token { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/token.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | Number(f64), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `EvaValue` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 15 | Number(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:119:5 [INFO] [stdout] | [INFO] [stdout] 119 | vm.exec("42"); [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] 119 | let _ = vm.exec("42"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `Command { std: "docker" "inspect" "8c67e86dd4eaaaddfd3010b9b9766d00ffac7b787189e3b23c8286267e0b00b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c67e86dd4eaaaddfd3010b9b9766d00ffac7b787189e3b23c8286267e0b00b3", kill_on_drop: false }` [INFO] [stdout] 8c67e86dd4eaaaddfd3010b9b9766d00ffac7b787189e3b23c8286267e0b00b3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f5a2e6fc7072d30732f3edebf14debec34c3b741703615f1f884251cd9f50281 [INFO] running `Command { std: "docker" "start" "-a" "f5a2e6fc7072d30732f3edebf14debec34c3b741703615f1f884251cd9f50281", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `info`, `trace`, and `warn` [INFO] [stderr] --> src/main.rs:3:18 [INFO] [stderr] | [INFO] [stderr] 3 | use log::{error, info, trace, warn}; [INFO] [stderr] | ^^^^ ^^^^^ ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Token` [INFO] [stderr] --> src/main.rs:5:38 [INFO] [stderr] | [INFO] [stderr] 5 | use crate::token::{EvaValue, OpCode, Token}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `program` [INFO] [stderr] --> src/main.rs:45:24 [INFO] [stderr] | [INFO] [stderr] 45 | fn exec(&mut self, program: &str) -> Result { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/main.rs:14:19 [INFO] [stderr] | [INFO] [stderr] 14 | UnknownOpCode(u8), [INFO] [stderr] | ------------- ^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 14 | UnknownOpCode(()), [INFO] [stderr] | ~~ [INFO] [stderr] [INFO] [stderr] warning: enum `Token` is never used [INFO] [stderr] --> src/token.rs:1:10 [INFO] [stderr] | [INFO] [stderr] 1 | pub enum Token { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/token.rs:15:12 [INFO] [stderr] | [INFO] [stderr] 15 | Number(f64), [INFO] [stderr] | ------ ^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `EvaValue` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 15 | Number(()), [INFO] [stderr] | ~~ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:119:5 [INFO] [stderr] | [INFO] [stderr] 119 | vm.exec("42"); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 119 | let _ = vm.exec("42"); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `my-compiler` (bin "my-compiler" test) generated 7 warnings (run `cargo fix --bin "my-compiler" --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/my_compiler-f3ae388c851c3b19) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f5a2e6fc7072d30732f3edebf14debec34c3b741703615f1f884251cd9f50281", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5a2e6fc7072d30732f3edebf14debec34c3b741703615f1f884251cd9f50281", kill_on_drop: false }` [INFO] [stdout] f5a2e6fc7072d30732f3edebf14debec34c3b741703615f1f884251cd9f50281