[INFO] updating cached repository https://github.com/symphorien/nix-du
[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] cc6ec6f57563a18734d9204c3a7700ba806b3de9
[INFO] checking symphorien/nix-du against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsymphorien%2Fnix-du" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/symphorien/nix-du on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/symphorien/nix-du
[INFO] finished tweaking git repo https://github.com/symphorien/nix-du
[INFO] tweaked toml for git repo https://github.com/symphorien/nix-du written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/symphorien/nix-du already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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] 3a3a6aaf68829ad6bd7566250df9424468097aabdf155c151d8dfbec6e775f88
[INFO] running `"docker" "start" "-a" "3a3a6aaf68829ad6bd7566250df9424468097aabdf155c151d8dfbec6e775f88"`
[INFO] [stderr]     Checking siphasher v0.3.2
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking array-macro v1.0.4
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking cli_test_dir v0.1.7
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking human-size v0.4.0
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]    Compiling nix-du v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking libc v0.2.68
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]     Checking memchr v2.3.3
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking num-traits v0.2.11
[INFO] [stderr]     Checking indexmap v1.3.2
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking petgraph v0.5.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: wrapper.cpp:11:10: fatal error: nix/config.h: No such file or directory
[INFO] [stderr] warning:  #include <nix/config.h> // #define SYSTEM
[INFO] [stderr] warning:           ^~~~~~~~~~~~~~
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: wrapper.cpp:11:10: fatal error: nix/config.h: No such file or directory
[INFO] [stderr] warning:  #include <nix/config.h> // #define SYSTEM
[INFO] [stderr] warning:           ^~~~~~~~~~~~~~
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `nix-du v0.3.1 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/nix-du-e204eeb05bf34526/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rerun-if-changed=wrapper.hpp
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CXX_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CXX_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CXX = None
[INFO] [stderr] CXX = None
[INFO] [stderr] CXXFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CXXFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CXXFLAGS = None
[INFO] [stderr] CXXFLAGS = None
[INFO] [stderr] CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] CARGO_CFG_TARGET_FEATURE = Some("fxsr,mmx,sse,sse2")
[INFO] [stderr] running: "c++" "-O2" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-Wall" "-Wextra" "-std=c++17" "-DFINDROOTS_HAS_CENSOR" "-DROOTS_ARE_MAP_TO_SET" "-o" "/opt/rustwide/target/debug/build/nix-du-02d189dadc0368dd/out/wrapper.o" "-c" "wrapper.cpp"
[INFO] [stderr] cargo:warning=wrapper.cpp:11:10: fatal error: nix/config.h: No such file or directory
[INFO] [stderr] cargo:warning= #include <nix/config.h> // #define SYSTEM
[INFO] [stderr] cargo:warning=          ^~~~~~~~~~~~~~
[INFO] [stderr] cargo:warning=compilation terminated.
[INFO] [stderr] exit code: 1
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CXX_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CXX_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CXX = None
[INFO] [stderr] CXX = None
[INFO] [stderr] CXXFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CXXFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CXXFLAGS = None
[INFO] [stderr] CXXFLAGS = None
[INFO] [stderr] CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] CARGO_CFG_TARGET_FEATURE = Some("fxsr,mmx,sse,sse2")
[INFO] [stderr] running: "c++" "-O2" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-Wall" "-Wextra" "-std=c++14" "-o" "/opt/rustwide/target/debug/build/nix-du-02d189dadc0368dd/out/wrapper.o" "-c" "wrapper.cpp"
[INFO] [stderr] cargo:warning=wrapper.cpp:11:10: fatal error: nix/config.h: No such file or directory
[INFO] [stderr] cargo:warning= #include <nix/config.h> // #define SYSTEM
[INFO] [stderr] cargo:warning=          ^~~~~~~~~~~~~~
[INFO] [stderr] cargo:warning=compilation terminated.
[INFO] [stderr] exit code: 1
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'Error { kind: ToolExecError, message: "Command \"c++\" \"-O2\" \"-ffunction-sections\" \"-fdata-sections\" \"-fPIC\" \"-g\" \"-fno-omit-frame-pointer\" \"-m64\" \"-Wall\" \"-Wextra\" \"-std=c++14\" \"-o\" \"/opt/rustwide/target/debug/build/nix-du-02d189dadc0368dd/out/wrapper.o\" \"-c\" \"wrapper.cpp\" with args \"c++\" did not execute successfully (status code exit code: 1)." }', build.rs:29:32
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55c2b3545004 - backtrace::backtrace::libunwind::trace::ha1e5a41b7d3ba0cf
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x55c2b3545004 - backtrace::backtrace::trace_unsynchronized::hf18b8c2f3ff8383d
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55c2b3545004 - std::sys_common::backtrace::_print_fmt::hedecd22228c490e0
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x55c2b3545004 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h340395315789722a
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x55c2b356aa0c - core::fmt::write::h0facfeb5ca58bc9e
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x55c2b3541393 - std::io::Write::write_fmt::h497f72bb257eb6ad
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x55c2b3547875 - std::sys_common::backtrace::_print::h6eaeb972ca7f43b9
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x55c2b3547875 - std::sys_common::backtrace::print::h263d3fc63b334d91
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55c2b3547875 - std::panicking::default_hook::{{closure}}::h64185686d42f14f7
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x55c2b35475b2 - std::panicking::default_hook::h8d87bde850f1425e
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x55c2b3547ed2 - std::panicking::rust_panic_with_hook::h066ce8fe1fd73277
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x55c2b3547abb - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:419
[INFO] [stderr]   12:     0x55c2b3547a2b - std::panicking::begin_panic_fmt::he43b43ad235c9404
[INFO] [stderr]                                at src/libstd/panicking.rs:373
[INFO] [stderr]   13:     0x55c2b34d2aed - build_script_build::main::{{closure}}::h349220b6ac78f69c
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:29
[INFO] [stderr]   14:     0x55c2b34d22e0 - core::iter::traits::iterator::Iterator::for_each::call::{{closure}}::h3c8318b6fe9ac5b5
[INFO] [stderr]                                at /rustc/ba72b15666b2491415aec703a02c2364fe5e2790/src/libcore/iter/traits/iterator.rs:655
[INFO] [stderr]   15:     0x55c2b34d2190 - core::iter::traits::iterator::Iterator::fold::ok::{{closure}}::h6943f762ab71103f
[INFO] [stderr]                                at /rustc/ba72b15666b2491415aec703a02c2364fe5e2790/src/libcore/iter/traits/iterator.rs:2002
[INFO] [stderr]   16:     0x55c2b34d36b5 - core::iter::traits::iterator::Iterator::try_fold::he3254fece1340581
[INFO] [stderr]                                at /rustc/ba72b15666b2491415aec703a02c2364fe5e2790/src/libcore/iter/traits/iterator.rs:1878
[INFO] [stderr]   17:     0x55c2b34d3575 - core::iter::traits::iterator::Iterator::fold::h02bd67561dbd5225
[INFO] [stderr]                                at /rustc/ba72b15666b2491415aec703a02c2364fe5e2790/src/libcore/iter/traits/iterator.rs:2005
[INFO] [stderr]   18:     0x55c2b34d35ee - core::iter::traits::iterator::Iterator::for_each::hfa3917f5b87f1657
[INFO] [stderr]                                at /rustc/ba72b15666b2491415aec703a02c2364fe5e2790/src/libcore/iter/traits/iterator.rs:658
[INFO] [stderr]   19:     0x55c2b34d2774 - build_script_build::main::h7fcc5c8e0b4a5c94
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:8
[INFO] [stderr]   20:     0x55c2b34d247b - std::rt::lang_start::{{closure}}::h24a03593e7cad499
[INFO] [stderr]                                at /rustc/ba72b15666b2491415aec703a02c2364fe5e2790/src/libstd/rt.rs:67
[INFO] [stderr]   21:     0x55c2b3548318 - std::rt::lang_start_internal::{{closure}}::hc6afa970c742b02f
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   22:     0x55c2b3548318 - std::panicking::try::do_call::h1c002a9a857ea77b
[INFO] [stderr]                                at src/libstd/panicking.rs:331
[INFO] [stderr]   23:     0x55c2b3548318 - std::panicking::try::hccaa00db5e9f336f
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   24:     0x55c2b3548318 - std::panic::catch_unwind::h3fae1eafc1fa8e97
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   25:     0x55c2b3548318 - std::rt::lang_start_internal::hfc8f39fad1a9db56
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   26:     0x55c2b34d2457 - std::rt::lang_start::h27631c58714eb0f9
[INFO] [stderr]                                at /rustc/ba72b15666b2491415aec703a02c2364fe5e2790/src/libstd/rt.rs:67
[INFO] [stderr]   27:     0x55c2b34d2b1a - main
[INFO] [stderr]   28:     0x7f5feb77db97 - __libc_start_main
[INFO] [stderr]   29:     0x55c2b34d07da - _start
[INFO] [stderr]   30:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "3a3a6aaf68829ad6bd7566250df9424468097aabdf155c151d8dfbec6e775f88"`
[INFO] running `"docker" "rm" "-f" "3a3a6aaf68829ad6bd7566250df9424468097aabdf155c151d8dfbec6e775f88"`
[INFO] [stdout] 3a3a6aaf68829ad6bd7566250df9424468097aabdf155c151d8dfbec6e775f88