[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#2da942f32802c8233a09744024dfbc34431adf65 for pr-66963
[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 2da942f32802c8233a09744024dfbc34431adf65
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2da942f32802c8233a09744024dfbc34431adf65" "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" "+2da942f32802c8233a09744024dfbc34431adf65" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+2da942f32802c8233a09744024dfbc34431adf65" "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] fc9ad4b274cdc9d3348be7ed451d13797f4724e469a6aa8db52c5e95eb30cbb8
[INFO] running `"docker" "start" "-a" "fc9ad4b274cdc9d3348be7ed451d13797f4724e469a6aa8db52c5e95eb30cbb8"`
[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-e96a53c2fff34fcb/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" "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-g" "-m64" "-fPIC" "-o" "/opt/rustwide/target/debug/build/immix_rust-15a0484c2f013b9f/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" "ar" "crus" "/opt/rustwide/target/debug/build/immix_rust-15a0484c2f013b9f/out/libgc_clib_x64.a" "/opt/rustwide/target/debug/build/immix_rust-15a0484c2f013b9f/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-15a0484c2f013b9f/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" "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-g" "-m64" "-fPIC" "-lpfm" "-O3" "-o" "/opt/rustwide/target/debug/build/immix_rust-15a0484c2f013b9f/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:     0x5572dd71dfb4 - backtrace::backtrace::libunwind::trace::h6895db142988ec40
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x5572dd71dfb4 - backtrace::backtrace::trace_unsynchronized::hb4c7b5e2760a542f
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5572dd71dfb4 - std::sys_common::backtrace::_print_fmt::h59fedae292a93b07
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:84
[INFO] [stderr]    3:     0x5572dd71dfb4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h0b9402b71e796a7b
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:61
[INFO] [stderr]    4:     0x5572dd73d4ec - core::fmt::write::h8e864ed82e4a5c6d
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1024
[INFO] [stderr]    5:     0x5572dd71a697 - std::io::Write::write_fmt::h31ae187092c774c4
[INFO] [stderr]                                at src/libstd/io/mod.rs:1428
[INFO] [stderr]    6:     0x5572dd7200ee - std::sys_common::backtrace::_print::h096797b36cb690f1
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:65
[INFO] [stderr]    7:     0x5572dd7200ee - std::sys_common::backtrace::print::hebc5bdfec0b7b03d
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:50
[INFO] [stderr]    8:     0x5572dd7200ee - std::panicking::default_hook::{{closure}}::h32b71b0981329be4
[INFO] [stderr]                                at src/libstd/panicking.rs:193
[INFO] [stderr]    9:     0x5572dd71fde1 - std::panicking::default_hook::hc2a0eed54a10bb2c
[INFO] [stderr]                                at src/libstd/panicking.rs:210
[INFO] [stderr]   10:     0x5572dd72071b - std::panicking::rust_panic_with_hook::h088ef637ac96cfd8
[INFO] [stderr]                                at src/libstd/panicking.rs:471
[INFO] [stderr]   11:     0x5572dd7067c7 - std::panicking::begin_panic::h54399d6678222c87
[INFO] [stderr]                                at /rustc/2da942f32802c8233a09744024dfbc34431adf65/src/libstd/panicking.rs:404
[INFO] [stderr]   12:     0x5572dd6ea0e8 - gcc::fail::h7b8dbc613a2d002f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/git/checkouts/gcc-rs-cd3269fb36fe9cfa/7ee31b1/src/lib.rs:952
[INFO] [stderr]   13:     0x5572dd6e9d80 - gcc::run::ha9f0acfc4bc8a285
[INFO] [stderr]                                at /opt/rustwide/cargo-home/git/checkouts/gcc-rs-cd3269fb36fe9cfa/7ee31b1/src/lib.rs:946
[INFO] [stderr]   14:     0x5572dd6e09de - gcc::Config::compile_object::h6f7829ba2ec297a7
[INFO] [stderr]                                at /opt/rustwide/cargo-home/git/checkouts/gcc-rs-cd3269fb36fe9cfa/7ee31b1/src/lib.rs:418
[INFO] [stderr]   15:     0x5572dd6e02eb - gcc::Config::compile_objects::h20417cfb2514c568
[INFO] [stderr]                                at /opt/rustwide/cargo-home/git/checkouts/gcc-rs-cd3269fb36fe9cfa/7ee31b1/src/lib.rs:388
[INFO] [stderr]   16:     0x5572dd6df888 - gcc::Config::compile::hca6cbb79caf00caf
[INFO] [stderr]                                at /opt/rustwide/cargo-home/git/checkouts/gcc-rs-cd3269fb36fe9cfa/7ee31b1/src/lib.rs:353
[INFO] [stderr]   17:     0x5572dd6de68e - build_script_build::main::h6225bb767b4916f1
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:7
[INFO] [stderr]   18:     0x5572dd6de7a0 - std::rt::lang_start::{{closure}}::h9f79aadb58837599
[INFO] [stderr]                                at /rustc/2da942f32802c8233a09744024dfbc34431adf65/src/libstd/rt.rs:67
[INFO] [stderr]   19:     0x5572dd7201b3 - std::rt::lang_start_internal::{{closure}}::hfa484c171d6ea8e2
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   20:     0x5572dd7201b3 - std::panicking::try::do_call::h54c627f6a1adac40
[INFO] [stderr]                                at src/libstd/panicking.rs:292
[INFO] [stderr]   21:     0x5572dd72796a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:78
[INFO] [stderr]   22:     0x5572dd720bb0 - std::panicking::try::h6c446ac00e48a701
[INFO] [stderr]                                at src/libstd/panicking.rs:270
[INFO] [stderr]   23:     0x5572dd720bb0 - std::panic::catch_unwind::h57aae28d6a94e12e
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   24:     0x5572dd720bb0 - std::rt::lang_start_internal::hadfb0360ba7e8f4d
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   25:     0x5572dd6de779 - std::rt::lang_start::ha9b5065f972e8205
[INFO] [stderr]                                at /rustc/2da942f32802c8233a09744024dfbc34431adf65/src/libstd/rt.rs:67
[INFO] [stderr]   26:     0x5572dd6de6ea - main
[INFO] [stderr]   27:     0x7f5732b7cb97 - __libc_start_main
[INFO] [stderr]   28:     0x5572dd6dde3a - _start
[INFO] [stderr]   29:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "fc9ad4b274cdc9d3348be7ed451d13797f4724e469a6aa8db52c5e95eb30cbb8"`
[INFO] running `"docker" "rm" "-f" "fc9ad4b274cdc9d3348be7ed451d13797f4724e469a6aa8db52c5e95eb30cbb8"`
[INFO] [stdout] fc9ad4b274cdc9d3348be7ed451d13797f4724e469a6aa8db52c5e95eb30cbb8