[INFO] fetching crate jit 0.9.1...
[INFO] checking jit-0.9.1 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate jit 0.9.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate jit 0.9.1 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate jit 0.9.1
[INFO] removed path dependency libjit-sys from crates.io crate jit 0.9.1
[INFO] removed path dependency jit_macros from crates.io crate jit 0.9.1
[INFO] finished tweaking crates.io crate jit 0.9.1
[INFO] tweaked toml for crates.io crate jit 0.9.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jit_macros v0.0.9
[INFO] [stderr]   Downloaded libjit-sys v0.2.1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] 2f91cc30d8d5d50725937b4fc6547d97ce121a3e6ec5f49527f2717255760cdf
[INFO] running `"docker" "start" "-a" "2f91cc30d8d5d50725937b4fc6547d97ce121a3e6ec5f49527f2717255760cdf"`
[INFO] [stderr]    Compiling libjit-sys v0.2.1
[INFO] [stderr]     Checking jit_macros v0.0.9
[INFO] [stderr]     Checking libc v0.2.69
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/jit_macros-0.0.9/src/macros.rs:1:45
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(rustc_private, plugin_registrar, quote, plugin)]
[INFO] [stderr]   |                                             ^^^^^ feature has been removed
[INFO] [stderr] 
[INFO] [stderr] error[E0457]: plugin `matches` only found in rlib format, but must be available in dylib format
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/jit_macros-0.0.9/src/macros.rs:2:11
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![plugin(matches)]
[INFO] [stderr]   |           ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0463]: can't find crate for `syntax`
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/jit_macros-0.0.9/src/macros.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | extern crate syntax;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0463, E0557.
[INFO] [stderr] For more information about an error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `jit_macros`.
[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" "2f91cc30d8d5d50725937b4fc6547d97ce121a3e6ec5f49527f2717255760cdf"`
[INFO] running `"docker" "rm" "-f" "2f91cc30d8d5d50725937b4fc6547d97ce121a3e6ec5f49527f2717255760cdf"`
[INFO] [stdout] 2f91cc30d8d5d50725937b4fc6547d97ce121a3e6ec5f49527f2717255760cdf