[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#73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de for pr-68325
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frifatshahriyar%2Frustgc" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rifatshahriyar/rustgc on toolchain 73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "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-3/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" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 09c52123e88f17592bc67cf10fc145160f9002836bcdaabcafb739a2ba016c9c
[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" "09c52123e88f17592bc67cf10fc145160f9002836bcdaabcafb739a2ba016c9c"`
[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-9342b04c8dcc972d/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-52092a18b4d1ca60/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-52092a18b4d1ca60/out/libgc_clib_x64.a" "/opt/rustwide/target/debug/build/immix_rust-52092a18b4d1ca60/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-52092a18b4d1ca60/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-52092a18b4d1ca60/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:     0x55a15a972c24 - backtrace::backtrace::libunwind::trace::hbdf12825152b5f8a
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55a15a972c24 - backtrace::backtrace::trace_unsynchronized::hb1a008bcaf6f8da7
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55a15a972c24 - std::sys_common::backtrace::_print_fmt::h210f4f1409fdd548
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:77
[INFO] [stderr]    3:     0x55a15a972c24 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h44ccfd866beec4c3
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x55a15a99029c - core::fmt::write::ha0b7307be189d30e
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1052
[INFO] [stderr]    5:     0x55a15a96f407 - std::io::Write::write_fmt::h0ca0cc8fa24b63fd
[INFO] [stderr]                                at src/libstd/io/mod.rs:1426
[INFO] [stderr]    6:     0x55a15a974dd5 - std::sys_common::backtrace::_print::h3f2352b9ea108241
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x55a15a974dd5 - std::sys_common::backtrace::print::hdff6c325922df749
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55a15a974dd5 - std::panicking::default_hook::{{closure}}::h6db4182f902f3e09
[INFO] [stderr]                                at src/libstd/panicking.rs:204
[INFO] [stderr]    9:     0x55a15a974ac1 - std::panicking::default_hook::hfff2d7c860e99ade
[INFO] [stderr]                                at src/libstd/panicking.rs:224
[INFO] [stderr]   10:     0x55a15a97538a - std::panicking::rust_panic_with_hook::h384bd314abe122b7
[INFO] [stderr]                                at src/libstd/panicking.rs:472
[INFO] [stderr]   11:     0x55a15a95251b - std::panicking::begin_panic::hb82568d66226ffa0
[INFO] [stderr]                                at /rustc/73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de/src/libstd/panicking.rs:399
[INFO] [stderr]   12:     0x55a15a93e96e - gcc::fail::hd356ad87b7f49b81
[INFO] [stderr]                                at /opt/rustwide/cargo-home/git/checkouts/gcc-rs-cd3269fb36fe9cfa/7ee31b1/src/lib.rs:952
[INFO] [stderr]   13:     0x55a15a93e5e5 - gcc::run::h8fc9a0cda0d743e2
[INFO] [stderr]                                at /opt/rustwide/cargo-home/git/checkouts/gcc-rs-cd3269fb36fe9cfa/7ee31b1/src/lib.rs:946
[INFO] [stderr]   14:     0x55a15a93507e - gcc::Config::compile_object::h4f13276b0418681a
[INFO] [stderr]                                at /opt/rustwide/cargo-home/git/checkouts/gcc-rs-cd3269fb36fe9cfa/7ee31b1/src/lib.rs:418
[INFO] [stderr]   15:     0x55a15a934989 - gcc::Config::compile_objects::h25f2cde41bf54aaf
[INFO] [stderr]                                at /opt/rustwide/cargo-home/git/checkouts/gcc-rs-cd3269fb36fe9cfa/7ee31b1/src/lib.rs:388
[INFO] [stderr]   16:     0x55a15a933ef1 - gcc::Config::compile::h38b2d52c433c95c6
[INFO] [stderr]                                at /opt/rustwide/cargo-home/git/checkouts/gcc-rs-cd3269fb36fe9cfa/7ee31b1/src/lib.rs:353
[INFO] [stderr]   17:     0x55a15a932d0f - build_script_build::main::h50828f808c0d6fec
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:7
[INFO] [stderr]   18:     0x55a15a932e20 - std::rt::lang_start::{{closure}}::h736ad2418764d1da
[INFO] [stderr]                                at /rustc/73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de/src/libstd/rt.rs:67
[INFO] [stderr]   19:     0x55a15a974ea3 - std::rt::lang_start_internal::{{closure}}::hc1bd2d2da4dd74b9
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   20:     0x55a15a974ea3 - std::panicking::try::do_call::h9f59420e248835fc
[INFO] [stderr]                                at src/libstd/panicking.rs:305
[INFO] [stderr]   21:     0x55a15a97c6f7 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:86
[INFO] [stderr]   22:     0x55a15a975830 - std::panicking::try::h7609e33bc6f5c79e
[INFO] [stderr]                                at src/libstd/panicking.rs:281
[INFO] [stderr]   23:     0x55a15a975830 - std::panic::catch_unwind::hc7bab43da40a3b53
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   24:     0x55a15a975830 - std::rt::lang_start_internal::h42c1fa4c62e7d813
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   25:     0x55a15a932df9 - std::rt::lang_start::h69fa9a0bbc9f2f5a
[INFO] [stderr]                                at /rustc/73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de/src/libstd/rt.rs:67
[INFO] [stderr]   26:     0x55a15a932d6a - main
[INFO] [stderr]   27:     0x7fbce2b24b97 - __libc_start_main
[INFO] [stderr]   28:     0x55a15a932aca - _start
[INFO] [stderr]   29:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "09c52123e88f17592bc67cf10fc145160f9002836bcdaabcafb739a2ba016c9c"`
[INFO] running `"docker" "rm" "-f" "09c52123e88f17592bc67cf10fc145160f9002836bcdaabcafb739a2ba016c9c"`
[INFO] [stdout] 09c52123e88f17592bc67cf10fc145160f9002836bcdaabcafb739a2ba016c9c