[INFO] fetching crate runs_inside_qemu 1.0.2...
[INFO] testing runs_inside_qemu-1.0.2 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate runs_inside_qemu 1.0.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate runs_inside_qemu 1.0.2 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate runs_inside_qemu 1.0.2
[INFO] finished tweaking crates.io crate runs_inside_qemu 1.0.2
[INFO] tweaked toml for crates.io crate runs_inside_qemu 1.0.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate runs_inside_qemu 1.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bit_field v0.10.1
[INFO] [stderr]   Downloaded raw-cpuid v9.1.0
[INFO] [stderr]   Downloaded x86 v0.40.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f680f4e5222ef9e762b17f07660e9cba335974eb654b7aa8c9bed2435106281d
[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" "f680f4e5222ef9e762b17f07660e9cba335974eb654b7aa8c9bed2435106281d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f680f4e5222ef9e762b17f07660e9cba335974eb654b7aa8c9bed2435106281d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f680f4e5222ef9e762b17f07660e9cba335974eb654b7aa8c9bed2435106281d", kill_on_drop: false }`
[INFO] [stdout] f680f4e5222ef9e762b17f07660e9cba335974eb654b7aa8c9bed2435106281d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c4062d57c328c2001a44dcb104e5aeca874c24a97adb7282247e9211a339c4c
[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" "5c4062d57c328c2001a44dcb104e5aeca874c24a97adb7282247e9211a339c4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling raw-cpuid v9.1.0
[INFO] [stderr]    Compiling runs_inside_qemu v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "5c4062d57c328c2001a44dcb104e5aeca874c24a97adb7282247e9211a339c4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c4062d57c328c2001a44dcb104e5aeca874c24a97adb7282247e9211a339c4c", kill_on_drop: false }`
[INFO] [stdout] 5c4062d57c328c2001a44dcb104e5aeca874c24a97adb7282247e9211a339c4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fe654a077a9b64bb75eb682cc3b3933b5faf14f7676932acaa2430b1e08ed8f
[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" "0fe654a077a9b64bb75eb682cc3b3933b5faf14f7676932acaa2430b1e08ed8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling x86 v0.40.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/x86-0.40.0/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(llvm_asm, core_intrinsics)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `x86` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "0fe654a077a9b64bb75eb682cc3b3933b5faf14f7676932acaa2430b1e08ed8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fe654a077a9b64bb75eb682cc3b3933b5faf14f7676932acaa2430b1e08ed8f", kill_on_drop: false }`
[INFO] [stdout] 0fe654a077a9b64bb75eb682cc3b3933b5faf14f7676932acaa2430b1e08ed8f
