[INFO] updating cached repository https://github.com/ngynkvn/rust-emu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] [stderr] From https://github.com/ngynkvn/rust-emu
[INFO] [stderr]    8d02ad0..d6b061f  master     -> master
[INFO] [stderr]    390405f..05c93f7  rewrite    -> rewrite
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d6b061f5ee3d18ae4e66952c2a3df76715fb83db
[INFO] checking ngynkvn/rust-emu against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngynkvn%2Frust-emu" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ngynkvn/rust-emu on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ngynkvn/rust-emu
[INFO] finished tweaking git repo https://github.com/ngynkvn/rust-emu
[INFO] tweaked toml for git repo https://github.com/ngynkvn/rust-emu written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/ngynkvn/rust-emu already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50214d7ff70228a7e86be7347059a02d913f383ff7ac429c90ae6649de58d977
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "50214d7ff70228a7e86be7347059a02d913f383ff7ac429c90ae6649de58d977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50214d7ff70228a7e86be7347059a02d913f383ff7ac429c90ae6649de58d977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50214d7ff70228a7e86be7347059a02d913f383ff7ac429c90ae6649de58d977", kill_on_drop: false }`
[INFO] [stdout] 50214d7ff70228a7e86be7347059a02d913f383ff7ac429c90ae6649de58d977
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f7ec4440f4565b4f6041a0a80ba6e290d75a98f19243fca1e0781da28a27318
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4f7ec4440f4565b4f6041a0a80ba6e290d75a98f19243fca1e0781da28a27318", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling wasm-bindgen v0.2.63
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.63
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.63
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.63
[INFO] [stderr]     Checking rust-emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::instructions::Register::*`
[INFO] [stdout]    --> src/cpu/mod.rs:646:9
[INFO] [stdout]     |
[INFO] [stdout] 646 |     use crate::instructions::Register::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `wasm`
[INFO] [stdout]   --> src/bin/wasm.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / use wasm_bindgen::prelude::*;
[INFO] [stdout] 2  | |
[INFO] [stdout] 3  | | #[wasm_bindgen]
[INFO] [stdout] 4  | | extern "C" {
[INFO] [stdout] ...  |
[INFO] [stdout] 10 | |     alert(&format!("Hello, {}!", name));
[INFO] [stdout] 11 | | }
[INFO] [stdout]    | |_^ consider adding a `main` function to `src/bin/wasm.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-emu`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4f7ec4440f4565b4f6041a0a80ba6e290d75a98f19243fca1e0781da28a27318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f7ec4440f4565b4f6041a0a80ba6e290d75a98f19243fca1e0781da28a27318", kill_on_drop: false }`
[INFO] [stdout] 4f7ec4440f4565b4f6041a0a80ba6e290d75a98f19243fca1e0781da28a27318