[INFO] crate rustv 0.5.1 is already in cache
[INFO] checking rustv-0.5.1 against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] extracting crate rustv 0.5.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rustv 0.5.1 on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rustv 0.5.1
[INFO] removed path dependency elfloader32 from crates.io crate rustv 0.5.1
[INFO] finished tweaking crates.io crate rustv 0.5.1
[INFO] tweaked toml for crates.io crate rustv 0.5.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "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] c083cdd1b2eff81809c8d7cb83ab70ff623dc5a2d3a4e9d9f51fcd303d5931ed
[INFO] running `"docker" "start" "-a" "c083cdd1b2eff81809c8d7cb83ab70ff623dc5a2d3a4e9d9f51fcd303d5931ed"`
[INFO] [stderr]     Checking elfloader32 v0.0.3
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/elfloader32-0.0.3/src/lib.rs:1:56
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(no_std, core, core_prelude, core_slice_ext, custom_derive)]
[INFO] [stderr]   |                                                        ^^^^^^^^^^^^^ feature has been removed
[INFO] [stderr]   |
[INFO] [stderr]   = note: subsumed by `#[proc_macro_derive]`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0557`.
[INFO] [stderr] error: could not compile `elfloader32`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c083cdd1b2eff81809c8d7cb83ab70ff623dc5a2d3a4e9d9f51fcd303d5931ed"`
[INFO] running `"docker" "rm" "-f" "c083cdd1b2eff81809c8d7cb83ab70ff623dc5a2d3a4e9d9f51fcd303d5931ed"`
[INFO] [stdout] c083cdd1b2eff81809c8d7cb83ab70ff623dc5a2d3a4e9d9f51fcd303d5931ed