[INFO] cloning repository https://github.com/hajifkd/custom-rustc
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hajifkd/custom-rustc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhajifkd%2Fcustom-rustc"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhajifkd%2Fcustom-rustc'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2cda9e472047c66cc8ac8d5e4977790026870f9b
[INFO] checking hajifkd/custom-rustc against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhajifkd%2Fcustom-rustc" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hajifkd/custom-rustc on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/hajifkd/custom-rustc
[INFO] finished tweaking git repo https://github.com/hajifkd/custom-rustc
[INFO] tweaked toml for git repo https://github.com/hajifkd/custom-rustc written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/hajifkd/custom-rustc already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "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] 29e73cef5838f3104ff95fae02ea6037f4f7eff8509aa1c121704f0c71130dfa
[INFO] running `"docker" "start" "-a" "29e73cef5838f3104ff95fae02ea6037f4f7eff8509aa1c121704f0c71130dfa"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking custom-rustc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0462]: found staticlib `rustc` instead of rlib or dylib
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | extern crate rustc;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: please recompile that crate using --crate-type lib
[INFO] [stderr]   = note: the following crate versions were found:
[INFO] [stderr]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/8a749131e7beb72f6edacefd2bdcbed3d67b2112/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.asan.a
[INFO] [stderr]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/8a749131e7beb72f6edacefd2bdcbed3d67b2112/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.tsan.a
[INFO] [stderr]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/8a749131e7beb72f6edacefd2bdcbed3d67b2112/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.msan.a
[INFO] [stderr]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/8a749131e7beb72f6edacefd2bdcbed3d67b2112/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.lsan.a
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `custom-rustc`.
[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[E0462]: found staticlib `rustc` instead of rlib or dylib
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | extern crate rustc;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: please recompile that crate using --crate-type lib
[INFO] [stderr]   = note: the following crate versions were found:
[INFO] [stderr]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/8a749131e7beb72f6edacefd2bdcbed3d67b2112/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.asan.a
[INFO] [stderr]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/8a749131e7beb72f6edacefd2bdcbed3d67b2112/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.tsan.a
[INFO] [stderr]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/8a749131e7beb72f6edacefd2bdcbed3d67b2112/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.msan.a
[INFO] [stderr]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/8a749131e7beb72f6edacefd2bdcbed3d67b2112/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.lsan.a
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `custom-rustc`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "29e73cef5838f3104ff95fae02ea6037f4f7eff8509aa1c121704f0c71130dfa"`
[INFO] running `"docker" "rm" "-f" "29e73cef5838f3104ff95fae02ea6037f4f7eff8509aa1c121704f0c71130dfa"`
[INFO] [stdout] 29e73cef5838f3104ff95fae02ea6037f4f7eff8509aa1c121704f0c71130dfa