[INFO] cloning repository https://github.com/Ocrap7/CompilerV3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ocrap7/CompilerV3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOcrap7%2FCompilerV3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOcrap7%2FCompilerV3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca8a34d4cb77e5320dad142add458763aa05a8f0
[INFO] testing Ocrap7/CompilerV3 against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOcrap7%2FCompilerV3" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ocrap7/CompilerV3 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ocrap7/CompilerV3
[INFO] finished tweaking git repo https://github.com/Ocrap7/CompilerV3
[INFO] tweaked toml for git repo https://github.com/Ocrap7/CompilerV3 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/Ocrap7/CompilerV3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2b5903a478f5be0652677c9cbd96f5d292ad01f04573c3dc85d6a3fdeeac4ea5
[INFO] running `Command { std: "docker" "start" "-a" "2b5903a478f5be0652677c9cbd96f5d292ad01f04573c3dc85d6a3fdeeac4ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b5903a478f5be0652677c9cbd96f5d292ad01f04573c3dc85d6a3fdeeac4ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b5903a478f5be0652677c9cbd96f5d292ad01f04573c3dc85d6a3fdeeac4ea5", kill_on_drop: false }`
[INFO] [stdout] 2b5903a478f5be0652677c9cbd96f5d292ad01f04573c3dc85d6a3fdeeac4ea5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4d28dde69016db1120ecbeac0c8b66d2e23b47a14079dee8259b3b957cf6168e
[INFO] running `Command { std: "docker" "start" "-a" "4d28dde69016db1120ecbeac0c8b66d2e23b47a14079dee8259b3b957cf6168e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling CompilerV3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling llvm v0.1.0 (/opt/rustwide/workdir/llvm)
[INFO] [stdout] warning: unused import: `BasicBlock`
[INFO] [stdout]  --> llvm/src/context.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     BasicBlock, Builder, Function, LLVMAppendBasicBlock, LLVMContextCreate, LLVMContextRef, Module,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LLVMCreateBuilder`
[INFO] [stdout]  --> llvm/src/builder.rs:2:74
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Context, Function, LLVMAppendBasicBlockInContext, LLVMBasicBlockRef, LLVMCreateBuilder,
[INFO] [stdout]   |                                                                          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `module`
[INFO] [stdout]  --> llvm/src/module.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     module: LLVMModuleRef,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stdout] warning: unused imports: `Delimiter`, `Ident`
[INFO] [stdout]  --> compiler/src/lib.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use proc_macro::{Delimiter, Ident, TokenStream};
[INFO] [stdout]   |                  ^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]   --> compiler/src/lib.rs:47:22
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn make_keywords(attr: TokenStream, item: TokenStream) -> TokenStream {
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> compiler/src/trie.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `keyword`
[INFO] [stdout]   --> compiler/src/trie.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn keyword(&self) -> Option<T> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]   --> compiler/src/trie.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn insert(&mut self, value: u8, keyword: Option<T>) -> &mut Box<TrieNode<T>> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next`
[INFO] [stdout]   --> compiler/src/trie.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn next(&self, c: char) -> Option<&TrieNode<T>> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> compiler/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro_quote)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `CompilerV3` due to 2 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4d28dde69016db1120ecbeac0c8b66d2e23b47a14079dee8259b3b957cf6168e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d28dde69016db1120ecbeac0c8b66d2e23b47a14079dee8259b3b957cf6168e", kill_on_drop: false }`
[INFO] [stdout] 4d28dde69016db1120ecbeac0c8b66d2e23b47a14079dee8259b3b957cf6168e