[INFO] cloning repository https://github.com/ohayouarmaan/quark-vm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ohayouarmaan/quark-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fohayouarmaan%2Fquark-vm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fohayouarmaan%2Fquark-vm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7297a45c5aa84e9dc8e4cc2913a6226efc8fd276
[INFO] checking ohayouarmaan/quark-vm against try#ed606620234c6b50f2414162c4bbabd5f4a925f3 for pr-147995
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fohayouarmaan%2Fquark-vm" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ohayouarmaan/quark-vm
[INFO] finished tweaking git repo https://github.com/ohayouarmaan/quark-vm
[INFO] tweaked toml for git repo https://github.com/ohayouarmaan/quark-vm written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ohayouarmaan/quark-vm on toolchain ed606620234c6b50f2414162c4bbabd5f4a925f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ohayouarmaan/quark-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" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9be4062ef8f1a9bf0fbabfb80776d298ce1cc3ff133413dac44a55c2368c459e
[INFO] running `Command { std: "docker" "start" "-a" "9be4062ef8f1a9bf0fbabfb80776d298ce1cc3ff133413dac44a55c2368c459e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9be4062ef8f1a9bf0fbabfb80776d298ce1cc3ff133413dac44a55c2368c459e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9be4062ef8f1a9bf0fbabfb80776d298ce1cc3ff133413dac44a55c2368c459e", kill_on_drop: false }`
[INFO] [stdout] 9be4062ef8f1a9bf0fbabfb80776d298ce1cc3ff133413dac44a55c2368c459e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b59c09650b0d73c6eca2ce1d23b347f8bf0d65a78a4da471b9c94bc3ce8c0b9f
[INFO] running `Command { std: "docker" "start" "-a" "b59c09650b0d73c6eca2ce1d23b347f8bf0d65a78a4da471b9c94bc3ce8c0b9f", kill_on_drop: false }`
[INFO] [stderr]     Checking quark-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `quark_vm::shared::registers`
[INFO] [stdout]  --> src/machine/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use quark_vm::shared::registers;
[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: `super::*`
[INFO] [stdout]   --> src/assembler/reader.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |     use super::*;
[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: `quark_vm::shared::registers`
[INFO] [stdout]  --> src/machine/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use quark_vm::shared::registers;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `file_path` is never read
[INFO] [stdout]  --> src/assembler/reader.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Reader<'a> {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 5 |     file_path: &'a str,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `instruction_type` and `arguments` are never read
[INFO] [stdout]   --> src/assembler/reader.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct AssemblyInstruction {
[INFO] [stdout]    |            ------------------- fields in this struct
[INFO] [stdout] 11 |     instruction_type: Instruction,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     arguments: Vec<u16>
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AssemblyInstruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `file_path` is never read
[INFO] [stdout]  --> src/assembler/reader.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Reader<'a> {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 5 |     file_path: &'a str,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `instruction_type` and `arguments` are never read
[INFO] [stdout]   --> src/assembler/reader.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct AssemblyInstruction {
[INFO] [stdout]    |            ------------------- fields in this struct
[INFO] [stdout] 11 |     instruction_type: Instruction,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |     arguments: Vec<u16>
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AssemblyInstruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "b59c09650b0d73c6eca2ce1d23b347f8bf0d65a78a4da471b9c94bc3ce8c0b9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b59c09650b0d73c6eca2ce1d23b347f8bf0d65a78a4da471b9c94bc3ce8c0b9f", kill_on_drop: false }`
[INFO] [stdout] b59c09650b0d73c6eca2ce1d23b347f8bf0d65a78a4da471b9c94bc3ce8c0b9f