[INFO] cloning repository https://github.com/malefooo/wasm-vm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/malefooo/wasm-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmalefooo%2Fwasm-vm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmalefooo%2Fwasm-vm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 442c4534600004890785605763ce39f4d562b925
[INFO] testing malefooo/wasm-vm against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmalefooo%2Fwasm-vm" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/malefooo/wasm-vm on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/malefooo/wasm-vm
[INFO] finished tweaking git repo https://github.com/malefooo/wasm-vm
[INFO] tweaked toml for git repo https://github.com/malefooo/wasm-vm written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/malefooo/wasm-vm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitintr v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5efc40239b0ef0f709c2607f23beb8af8debf6381215f83ea86fbf495a8b2b86
[INFO] running `Command { std: "docker" "start" "-a" "5efc40239b0ef0f709c2607f23beb8af8debf6381215f83ea86fbf495a8b2b86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5efc40239b0ef0f709c2607f23beb8af8debf6381215f83ea86fbf495a8b2b86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5efc40239b0ef0f709c2607f23beb8af8debf6381215f83ea86fbf495a8b2b86", kill_on_drop: false }`
[INFO] [stdout] 5efc40239b0ef0f709c2607f23beb8af8debf6381215f83ea86fbf495a8b2b86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab92f16115c80f242fbbc73b76676f02325f161e3df30d09a1fe7b4e5259037f
[INFO] running `Command { std: "docker" "start" "-a" "ab92f16115c80f242fbbc73b76676f02325f161e3df30d09a1fe7b4e5259037f", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitintr v0.3.0
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling wasm-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(array_methods)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::os::unix::raw::uid_t`: these type aliases are no longer supported by the standard library, the `libc` crate on crates.io should be used instead for the correct definitions
[INFO] [stdout]  --> src/interpreter/vm.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::os::unix::raw::uid_t;
[INFO] [stdout]   |                         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning 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 `wasm-vm` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "ab92f16115c80f242fbbc73b76676f02325f161e3df30d09a1fe7b4e5259037f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab92f16115c80f242fbbc73b76676f02325f161e3df30d09a1fe7b4e5259037f", kill_on_drop: false }`
[INFO] [stdout] ab92f16115c80f242fbbc73b76676f02325f161e3df30d09a1fe7b4e5259037f