[INFO] updating cached repository https://github.com/rifatshahriyar/rustgc
[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] e668f2edc23485920288920976a3f79a6261f54c
[INFO] checking rifatshahriyar/rustgc against master#446e5e57b667c841ba3ebb4b41b44fb98bd3af4b for pr-65294
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frifatshahriyar%2Frustgc" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rifatshahriyar/rustgc on toolchain 446e5e57b667c841ba3ebb4b41b44fb98bd3af4b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/rifatshahriyar/rustgc
[INFO] finished tweaking git repo https://github.com/rifatshahriyar/rustgc
[INFO] tweaked toml for git repo https://github.com/rifatshahriyar/rustgc written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/rifatshahriyar/rustgc already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a14c7da9fa89ee5f5495c6dd420ddd840377225ad9e69884c22613e450ba9702
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "a14c7da9fa89ee5f5495c6dd420ddd840377225ad9e69884c22613e450ba9702"`
[INFO] [stderr]    Compiling gcc v0.3.36 (https://github.com/alexcrichton/gcc-rs#7ee31b17)
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking aligned_alloc v0.1.2
[INFO] [stderr]     Checking simple_logger v0.4.0
[INFO] [stderr]     Checking memmap v0.2.3
[INFO] [stderr]    Compiling immix_rust v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `immix_rust v0.0.1 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/immix_rust-e16a07bf758ef1f2/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] PROFILE = Some("debug")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] debug=true opt-level=0
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-g" "-m64" "-fPIC" "-o" "/opt/rustwide/target/debug/build/immix_rust-4c6ad783917e481a/out/src/heap/gc/clib_x64.o" "-c" "src/heap/gc/clib_x64.c"
[INFO] [stderr] cargo:warning=src/heap/gc/clib_x64.c: In function 'malloc_zero':
[INFO] [stderr] cargo:warning=src/heap/gc/clib_x64.c:6:5: warning: implicit declaration of function 'memset' [-Wimplicit-function-declaration]
[INFO] [stderr] cargo:warning=     memset(ret, 0, size);
[INFO] [stderr] cargo:warning=     ^~~~~~
[INFO] [stderr] cargo:warning=src/heap/gc/clib_x64.c:6:5: warning: incompatible implicit declaration of built-in function 'memset'
[INFO] [stderr] cargo:warning=src/heap/gc/clib_x64.c:6:5: note: include '<string.h>' or provide a declaration of 'memset'
[INFO] [stderr] ExitStatus(ExitStatus(0))
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] AR_x86_64-unknown-linux-gnu = None
[INFO] [stderr] AR_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_AR = None
[INFO] [stderr] AR = None
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] running: "ar" "crus" "/opt/rustwide/target/debug/build/immix_rust-4c6ad783917e481a/out/libgc_clib_x64.a" "/opt/rustwide/target/debug/build/immix_rust-4c6ad783917e481a/out/src/heap/gc/clib_x64.o"
[INFO] [stderr] cargo:warning=ar: `u' modifier ignored since `D' is the default (see `U')
[INFO] [stderr] ExitStatus(ExitStatus(0))
[INFO] [stderr] cargo:rustc-link-lib=static=gc_clib_x64
[INFO] [stderr] cargo:rustc-link-search=native=/opt/rustwide/target/debug/build/immix_rust-4c6ad783917e481a/out
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] PROFILE = Some("debug")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] debug=true opt-level=0
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CFLAGS = None
[INFO] [stderr] CFLAGS = None
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-g" "-m64" "-fPIC" "-lpfm" "-O3" "-o" "/opt/rustwide/target/debug/build/immix_rust-4c6ad783917e481a/out/src/common/perf.o" "-c" "src/common/perf.c"
[INFO] [stderr] cargo:warning=src/common/perf.c:1:10: fatal error: perfmon/pfmlib_perf_event.h: No such file or directory
[INFO] [stderr] cargo:warning= #include <perfmon/pfmlib_perf_event.h>
[INFO] [stderr] cargo:warning=          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] cargo:warning=compilation terminated.
[INFO] [stderr] ExitStatus(ExitStatus(256))
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] command did not execute successfully, got: exit code: 1
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'explicit panic', /opt/rustwide/cargo-home/git/checkouts/gcc-rs-cd3269fb36fe9cfa/7ee31b1/src/lib.rs:952:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x557053b336f4 - backtrace::backtrace::libunwind::trace::hf7e4e82efae30884
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x557053b336f4 - backtrace::backtrace::trace_unsynchronized::h0b0315e5422bf5c5
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x557053b336f4 - std::sys_common::backtrace::_print_fmt::ha6354f2d842cef76
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:77
[INFO] [stderr]    3:     0x557053b336f4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hd54b1f5cf3adafe0
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:61
[INFO] [stderr]    4:     0x557053b52efc - core::fmt::write::hc967ac066a03859c
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1028
[INFO] [stderr]    5:     0x557053b2fce7 - std::io::Write::write_fmt::h5b4ad0ea64c4a019
[INFO] [stderr]                                at src/libstd/io/mod.rs:1412
[INFO] [stderr]    6:     0x557053b35bce - std::sys_common::backtrace::_print::h51b22d5c4d74bb83
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:65
[INFO] [stderr]    7:     0x557053b35bce - std::sys_common::backtrace::print::h82f50a23f8a5bfab
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:50
[INFO] [stderr]    8:     0x557053b35bce - std::panicking::default_hook::{{closure}}::h7ceeb6dc02a24c61
[INFO] [stderr]                                at src/libstd/panicking.rs:189
[INFO] [stderr]    9:     0x557053b358d1 - std::panicking::default_hook::h123f2472ae8cf2b5
[INFO] [stderr]                                at src/libstd/panicking.rs:206
[INFO] [stderr]   10:     0x557053b36215 - std::panicking::rust_panic_with_hook::hf57d1dbfa9883023
[INFO] [stderr]                                at src/libstd/panicking.rs:469
[INFO] [stderr]   11:     0x557053b15b83 - std::panicking::begin_panic::hf4adcc74173179ad
[INFO] [stderr]                                at /rustc/446e5e57b667c841ba3ebb4b41b44fb98bd3af4b/src/libstd/panicking.rs:403
[INFO] [stderr]   12:     0x557053afbe58 - gcc::fail::h37786a5b02a24976
[INFO] [stderr]                                at /opt/rustwide/cargo-home/git/checkouts/gcc-rs-cd3269fb36fe9cfa/7ee31b1/src/lib.rs:952
[INFO] [stderr]   13:     0x557053afbaf3 - gcc::run::h663b3f238c202530
[INFO] [stderr]                                at /opt/rustwide/cargo-home/git/checkouts/gcc-rs-cd3269fb36fe9cfa/7ee31b1/src/lib.rs:946
[INFO] [stderr]   14:     0x557053af2a3e - gcc::Config::compile_object::hed2ad8df11562c57
[INFO] [stderr]                                at /opt/rustwide/cargo-home/git/checkouts/gcc-rs-cd3269fb36fe9cfa/7ee31b1/src/lib.rs:418
[INFO] [stderr]   15:     0x557053af234b - gcc::Config::compile_objects::hc079c1534017c2c6
[INFO] [stderr]                                at /opt/rustwide/cargo-home/git/checkouts/gcc-rs-cd3269fb36fe9cfa/7ee31b1/src/lib.rs:388
[INFO] [stderr]   16:     0x557053af1958 - gcc::Config::compile::h9cc500ebd7e04d8e
[INFO] [stderr]                                at /opt/rustwide/cargo-home/git/checkouts/gcc-rs-cd3269fb36fe9cfa/7ee31b1/src/lib.rs:353
[INFO] [stderr]   17:     0x557053af0159 - build_script_build::main::hbcf22891c2e3fd2f
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:7
[INFO] [stderr]   18:     0x557053af0060 - std::rt::lang_start::{{closure}}::h8126bc4566d5d1ef
[INFO] [stderr]                                at /rustc/446e5e57b667c841ba3ebb4b41b44fb98bd3af4b/src/libstd/rt.rs:61
[INFO] [stderr]   19:     0x557053b35c93 - std::rt::lang_start_internal::{{closure}}::hbb846b1e183cc6f4
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x557053b35c93 - std::panicking::try::do_call::h63eace360fa6cc01
[INFO] [stderr]                                at src/libstd/panicking.rs:288
[INFO] [stderr]   21:     0x557053b3d28a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   22:     0x557053b3670d - std::panicking::try::h3b1bd45eacecf915
[INFO] [stderr]                                at src/libstd/panicking.rs:267
[INFO] [stderr]   23:     0x557053b3670d - std::panic::catch_unwind::hfbf4a2b77b10aaa4
[INFO] [stderr]                                at src/libstd/panic.rs:396
[INFO] [stderr]   24:     0x557053b3670d - std::rt::lang_start_internal::h3d7248e04377da19
[INFO] [stderr]                                at src/libstd/rt.rs:47
[INFO] [stderr]   25:     0x557053af0039 - std::rt::lang_start::h13de40751ea9d672
[INFO] [stderr]                                at /rustc/446e5e57b667c841ba3ebb4b41b44fb98bd3af4b/src/libstd/rt.rs:61
[INFO] [stderr]   26:     0x557053af01aa - main
[INFO] [stderr]   27:     0x7ff423cc0b97 - __libc_start_main
[INFO] [stderr]   28:     0x557053aeff0a - _start
[INFO] [stderr]   29:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "a14c7da9fa89ee5f5495c6dd420ddd840377225ad9e69884c22613e450ba9702"`
[INFO] running `"docker" "rm" "-f" "a14c7da9fa89ee5f5495c6dd420ddd840377225ad9e69884c22613e450ba9702"`
[INFO] [stdout] a14c7da9fa89ee5f5495c6dd420ddd840377225ad9e69884c22613e450ba9702