[INFO] cloning repository https://github.com/iamr2003/lc2k_compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iamr2003/lc2k_compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamr2003%2Flc2k_compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamr2003%2Flc2k_compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b512cff6c70dca47a7874799e1c981affd572e90
[INFO] testing iamr2003/lc2k_compiler against 1.98.0-beta.1 for beta-1.98-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamr2003%2Flc2k_compiler" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/iamr2003/lc2k_compiler
[INFO] finished tweaking git repo https://github.com/iamr2003/lc2k_compiler
[INFO] tweaked toml for git repo https://github.com/iamr2003/lc2k_compiler written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iamr2003/lc2k_compiler on toolchain 1.98.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/iamr2003/lc2k_compiler 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" "+1.98.0-beta.1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e8f64e48d9b4343902bd12937fdbf5d402152533b360e7954692aa047e2094ca
[INFO] running `Command { std: "docker" "start" "e8f64e48d9b4343902bd12937fdbf5d402152533b360e7954692aa047e2094ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8f64e48d9b4343902bd12937fdbf5d402152533b360e7954692aa047e2094ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e8f64e48d9b4343902bd12937fdbf5d402152533b360e7954692aa047e2094ca" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8f64e48d9b4343902bd12937fdbf5d402152533b360e7954692aa047e2094ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e8f64e48d9b4343902bd12937fdbf5d402152533b360e7954692aa047e2094ca" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.19
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling lalrpop-util v0.22.0
[INFO] [stderr]    Compiling lc2k_compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `JArgs`
[INFO] [stdout]  --> src/cimple_compiler.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::lc2k::{AsmLine, Instr, JArgs, LArgs, Offset, RArgs, Reg};
[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 imports: `AsmLine`, `Instr`, `JArgs`, `LArgs`, `Offset`, `RArgs`, and `Reg`
[INFO] [stdout]  --> src/main.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | use lc2k::{AsmLine, Instr, JArgs, LArgs, Offset, RArgs, Reg};
[INFO] [stdout]   |            ^^^^^^^  ^^^^^  ^^^^^  ^^^^^  ^^^^^^  ^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Div` is never constructed
[INFO] [stdout]   --> src/ast.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Opcode {
[INFO] [stdout]    |          ------ variant in this enum
[INFO] [stdout] 11 |     Mul, // to be implemented, requires a particular decomposition
[INFO] [stdout] 12 |     Div, // to be implemented, requires a particular decomposition
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `R2`, `R3`, `R4`, and `R5` are never constructed
[INFO] [stdout]   --> src/lc2k.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub enum Reg {
[INFO] [stdout]    |          --- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout]  9 |     R2,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 10 |     R3,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 11 |     R4,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 12 |     R5,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Reg` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Nor`, `Beq`, `Jalr`, and `Noop` are never constructed
[INFO] [stdout]   --> src/lc2k.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub enum Instr {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] 61 |     Add(RArgs),
[INFO] [stdout] 62 |     Nor(RArgs),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     Beq(LArgs),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 66 |     Jalr(JArgs),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 67 |     Fill(Offset),
[INFO] [stdout] 68 |     Noop,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.51s
[INFO] running `Command { std: "docker" "inspect" "e8f64e48d9b4343902bd12937fdbf5d402152533b360e7954692aa047e2094ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e8f64e48d9b4343902bd12937fdbf5d402152533b360e7954692aa047e2094ca" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling lc2k_compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `JArgs`
[INFO] [stdout]  --> src/cimple_compiler.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::lc2k::{AsmLine, Instr, JArgs, LArgs, Offset, RArgs, Reg};
[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 imports: `AsmLine`, `Instr`, `JArgs`, `LArgs`, `Offset`, `RArgs`, and `Reg`
[INFO] [stdout]  --> src/main.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | use lc2k::{AsmLine, Instr, JArgs, LArgs, Offset, RArgs, Reg};
[INFO] [stdout]   |            ^^^^^^^  ^^^^^  ^^^^^  ^^^^^  ^^^^^^  ^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Div` is never constructed
[INFO] [stdout]   --> src/ast.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Opcode {
[INFO] [stdout]    |          ------ variant in this enum
[INFO] [stdout] 11 |     Mul, // to be implemented, requires a particular decomposition
[INFO] [stdout] 12 |     Div, // to be implemented, requires a particular decomposition
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `R2`, `R3`, `R4`, and `R5` are never constructed
[INFO] [stdout]   --> src/lc2k.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub enum Reg {
[INFO] [stdout]    |          --- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout]  9 |     R2,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 10 |     R3,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 11 |     R4,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 12 |     R5,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Reg` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Nor`, `Beq`, `Jalr`, and `Noop` are never constructed
[INFO] [stdout]   --> src/lc2k.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub enum Instr {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] 61 |     Add(RArgs),
[INFO] [stdout] 62 |     Nor(RArgs),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     Beq(LArgs),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 66 |     Jalr(JArgs),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 67 |     Fill(Offset),
[INFO] [stdout] 68 |     Noop,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "e8f64e48d9b4343902bd12937fdbf5d402152533b360e7954692aa047e2094ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e8f64e48d9b4343902bd12937fdbf5d402152533b360e7954692aa047e2094ca" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `JArgs`
[INFO] [stdout] 
[INFO] [stderr]  --> src/cimple_compiler.rs:2:35
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 2 | use crate::lc2k::{AsmLine, Instr, JArgs, LArgs, Offset, RArgs, Reg};
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |                                   ^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AsmLine`, `Instr`, `JArgs`, `LArgs`, `Offset`, `RArgs`, and `Reg`
[INFO] [stderr]  --> src/main.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | use lc2k::{AsmLine, Instr, JArgs, LArgs, Offset, RArgs, Reg};
[INFO] [stderr]   |            ^^^^^^^  ^^^^^  ^^^^^  ^^^^^  ^^^^^^  ^^^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Div` is never constructed
[INFO] [stderr]   --> src/ast.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub enum Opcode {
[INFO] [stderr]    |          ------ variant in this enum
[INFO] [stderr] 11 |     Mul, // to be implemented, requires a particular decomposition
[INFO] [stderr] 12 |     Div, // to be implemented, requires a particular decomposition
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Opcode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variants `R2`, `R3`, `R4`, and `R5` are never constructed
[INFO] [stderr]   --> src/lc2k.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr]  6 | pub enum Reg {
[INFO] [stderr]    |          --- variants in this enum
[INFO] [stderr] ...
[INFO] [stderr]  9 |     R2,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 10 |     R3,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 11 |     R4,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 12 |     R5,
[INFO] [stderr]    |     ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Reg` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Nor`, `Beq`, `Jalr`, and `Noop` are never constructed
[INFO] [stderr]   --> src/lc2k.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 60 | pub enum Instr {
[INFO] [stderr]    |          ----- variants in this enum
[INFO] [stderr] 61 |     Add(RArgs),
[INFO] [stderr] 62 |     Nor(RArgs),
[INFO] [stderr]    |     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 65 |     Beq(LArgs),
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 66 |     Jalr(JArgs),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 67 |     Fill(Offset),
[INFO] [stderr] 68 |     Noop,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Instr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `lc2k_compiler` (bin "lc2k_compiler" test) generated 5 warnings (run `cargo fix --bin "lc2k_compiler" -p lc2k_compiler --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lc2k_compiler-243e670f2f7480eb)
[INFO] running `Command { std: "docker" "inspect" "e8f64e48d9b4343902bd12937fdbf5d402152533b360e7954692aa047e2094ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8f64e48d9b4343902bd12937fdbf5d402152533b360e7954692aa047e2094ca", kill_on_drop: false }`
[INFO] [stdout] e8f64e48d9b4343902bd12937fdbf5d402152533b360e7954692aa047e2094ca
