[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] testing symphorien/nix-du against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsymphorien%2Fnix-du" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/symphorien/nix-du on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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-9/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f09159000adc70c41e86767248c6d168567313b1c6f1a84b5845f16cf612601c
[INFO] running `"docker" "start" "-a" "f09159000adc70c41e86767248c6d168567313b1c6f1a84b5845f16cf612601c"`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling siphasher v0.3.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling array-macro v1.0.4
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling human-size v0.4.0
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling nix-du v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling petgraph v0.5.0
[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-97d3c3a896ddbfd9/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-830e78db26593c63/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-830e78db26593c63/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-830e78db26593c63/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:     0x5575bb278164 - backtrace::backtrace::libunwind::trace::h61666fa4b9834a45
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x5575bb278164 - backtrace::backtrace::trace_unsynchronized::h01d3725fb5da8653
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5575bb278164 - std::sys_common::backtrace::_print_fmt::h5c7c4751bc296f90
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x5575bb278164 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7729313ad2d729c7
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x5575bb29db6c - core::fmt::write::hb0049f6c12bdaffc
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x5575bb2744f3 - std::io::Write::write_fmt::hfb486fa6ccb90f14
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x5575bb27a9d5 - std::sys_common::backtrace::_print::ha087cac92e84a414
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x5575bb27a9d5 - std::sys_common::backtrace::print::h6b013d3bfe6cbcb8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x5575bb27a9d5 - std::panicking::default_hook::{{closure}}::h016d7de02def2736
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x5575bb27a712 - std::panicking::default_hook::h9386f7e484840463
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x5575bb27b032 - std::panicking::rust_panic_with_hook::h3846eb1b2e5a9312
[INFO] [stderr]                                at src/libstd/panicking.rs:511
[INFO] [stderr]   11:     0x5575bb27ac1b - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:419
[INFO] [stderr]   12:     0x5575bb27ab8b - std::panicking::begin_panic_fmt::h2fa40d03719daab1
[INFO] [stderr]                                at src/libstd/panicking.rs:373
[INFO] [stderr]   13:     0x5575bb205b0d - build_script_build::main::{{closure}}::hdb9909f4d928b799
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:29
[INFO] [stderr]   14:     0x5575bb205300 - core::iter::traits::iterator::Iterator::for_each::call::{{closure}}::hed3cba92f40ed9de
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/iter/traits/iterator.rs:655
[INFO] [stderr]   15:     0x5575bb2051b0 - core::iter::traits::iterator::Iterator::fold::ok::{{closure}}::haf2ac1aa129576ea
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/iter/traits/iterator.rs:2002
[INFO] [stderr]   16:     0x5575bb2066d5 - core::iter::traits::iterator::Iterator::try_fold::h912c663df5d0e5f9
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/iter/traits/iterator.rs:1878
[INFO] [stderr]   17:     0x5575bb206595 - core::iter::traits::iterator::Iterator::fold::he976c19933ea8eae
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/iter/traits/iterator.rs:2005
[INFO] [stderr]   18:     0x5575bb20660e - core::iter::traits::iterator::Iterator::for_each::habaad523fa566573
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/iter/traits/iterator.rs:658
[INFO] [stderr]   19:     0x5575bb205794 - build_script_build::main::hac63dc6034002b62
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:8
[INFO] [stderr]   20:     0x5575bb20549b - std::rt::lang_start::{{closure}}::hda5c3768e6133708
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/rt.rs:67
[INFO] [stderr]   21:     0x5575bb27b478 - std::rt::lang_start_internal::{{closure}}::h76043ceda1ce1596
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   22:     0x5575bb27b478 - std::panicking::try::do_call::hb3d81a78fdf1ed63
[INFO] [stderr]                                at src/libstd/panicking.rs:331
[INFO] [stderr]   23:     0x5575bb27b478 - std::panicking::try::he8d7c35962fb5d7e
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   24:     0x5575bb27b478 - std::panic::catch_unwind::h643ad9bfe058a347
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   25:     0x5575bb27b478 - std::rt::lang_start_internal::h4b0f023744ce345f
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   26:     0x5575bb205477 - std::rt::lang_start::h7dd2677cfad79589
[INFO] [stderr]                                at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/rt.rs:67
[INFO] [stderr]   27:     0x5575bb205b3a - main
[INFO] [stderr]   28:     0x7fe1705a5b97 - __libc_start_main
[INFO] [stderr]   29:     0x5575bb2037fa - _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" "f09159000adc70c41e86767248c6d168567313b1c6f1a84b5845f16cf612601c"`
[INFO] running `"docker" "rm" "-f" "f09159000adc70c41e86767248c6d168567313b1c6f1a84b5845f16cf612601c"`
[INFO] [stdout] f09159000adc70c41e86767248c6d168567313b1c6f1a84b5845f16cf612601c