[INFO] updating cached repository https://github.com/nvonbulow/rustos-old
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 981bc3a140621b25d260dc16e2154643102c9404
[INFO] checking nvonbulow/rustos-old against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnvonbulow%2Frustos-old" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nvonbulow/rustos-old on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/nvonbulow/rustos-old
[INFO] finished tweaking git repo https://github.com/nvonbulow/rustos-old
[INFO] tweaked toml for git repo https://github.com/nvonbulow/rustos-old written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/nvonbulow/rustos-old already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7c337e8e387bac747cde0b4a0f7e31eeb0c4509a8945b0a400d2745e5d26c1a4
[INFO] running `"docker" "start" "-a" "7c337e8e387bac747cde0b4a0f7e31eeb0c4509a8945b0a400d2745e5d26c1a4"`
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling rustc-serialize v0.3.22
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]     Checking siphasher v0.2.1
[INFO] [stderr]     Checking raw-cpuid v2.0.1
[INFO] [stderr]     Checking spin v0.4.5
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking volatile v0.1.0
[INFO] [stderr]     Checking bit_field v0.7.0
[INFO] [stderr]     Checking rlibc v0.1.5
[INFO] [stderr]    Compiling num-integer v0.1.33
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]     Checking lazy_static v0.2.4
[INFO] [stderr] error: allow_internal_unstable expects list of feature names
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.4/src/core_lazy.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | #[allow_internal_unstable]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: allow_internal_unstable expects list of feature names
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.4/src/lib.rs:105:31
[INFO] [stderr]     |
[INFO] [stderr] 105 | #[cfg_attr(feature="nightly", allow_internal_unstable)]
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: allow_internal_unstable expects list of feature names
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.4/src/lib.rs:162:31
[INFO] [stderr]     |
[INFO] [stderr] 162 | #[cfg_attr(feature="nightly", allow_internal_unstable)]
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `lazy_static`.
[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 `"docker" "inspect" "7c337e8e387bac747cde0b4a0f7e31eeb0c4509a8945b0a400d2745e5d26c1a4"`
[INFO] running `"docker" "rm" "-f" "7c337e8e387bac747cde0b4a0f7e31eeb0c4509a8945b0a400d2745e5d26c1a4"`
[INFO] [stdout] 7c337e8e387bac747cde0b4a0f7e31eeb0c4509a8945b0a400d2745e5d26c1a4
