[INFO] cloning repository https://github.com/symphorien/nix-du
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/symphorien/nix-du" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsymphorien%2Fnix-du", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsymphorien%2Fnix-du'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a596b0402faaa9b8ce651c46916c1329a2f958da
[INFO] checking symphorien/nix-du against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsymphorien%2Fnix-du" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[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 cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded human-size v0.4.1
[INFO] [stderr]   Downloaded cli_test_dir v0.1.7
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f73e14750628761b9fe0cc8eb14844054664519eaa3c2ad331ba67f741541c91
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f73e14750628761b9fe0cc8eb14844054664519eaa3c2ad331ba67f741541c91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f73e14750628761b9fe0cc8eb14844054664519eaa3c2ad331ba67f741541c91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f73e14750628761b9fe0cc8eb14844054664519eaa3c2ad331ba67f741541c91", kill_on_drop: false }`
[INFO] [stdout] f73e14750628761b9fe0cc8eb14844054664519eaa3c2ad331ba67f741541c91
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4f983737f7dd47655f9f8457afb086160f6e5bf5c36added427f073075c14b86
[INFO] running `Command { std: "docker" "start" "-a" "4f983737f7dd47655f9f8457afb086160f6e5bf5c36added427f073075c14b86", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking array-macro v1.0.5
[INFO] [stderr]     Checking human-size v0.4.1
[INFO] [stderr]     Checking cli_test_dir v0.1.7
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling nix-du v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[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:    11 | #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:    11 | #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 v0.3.2 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/nix-du-4e9237c0a52559ab/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,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-a95d3427b087c08e/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=   11 | #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,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-a95d3427b087c08e/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=   11 | #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-a95d3427b087c08e/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:     0x55d31e7157e5 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]      1:     0x55d31e7157e5 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x55d31e7157e5 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]      3:     0x55d31e7157e5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hdb4a83d2b61107e5
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]      4:     0x55d31e73a21c - core::fmt::write::ha20e7262fa3e8a7a
[INFO] [stderr]                                  at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]      5:     0x55d31e711a12 - std::io::Write::write_fmt::h1aebfe8a5a79e36d
[INFO] [stderr]                                  at src/libstd/io/mod.rs:1537
[INFO] [stderr]      6:     0x55d31e717fa0 - std::sys_common::backtrace::_print::h9c07314cc66ba539
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]      7:     0x55d31e717fa0 - std::sys_common::backtrace::print::hd1fd65f49a2d8544
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]      8:     0x55d31e717fa0 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc
[INFO] [stderr]                                  at src/libstd/panicking.rs:198
[INFO] [stderr]      9:     0x55d31e717cec - std::panicking::default_hook::hc5868949d129ed00
[INFO] [stderr]                                  at src/libstd/panicking.rs:217
[INFO] [stderr]     10:     0x55d31e7185e3 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8
[INFO] [stderr]                                  at src/libstd/panicking.rs:526
[INFO] [stderr]     11:     0x55d31e7181db - rust_begin_unwind
[INFO] [stderr]                                  at src/libstd/panicking.rs:437
[INFO] [stderr]     12:     0x55d31e71814b - std::panicking::begin_panic_fmt::h2ff295231415d4a6
[INFO] [stderr]                                  at src/libstd/panicking.rs:391
[INFO] [stderr]     13:     0x55d31e6a0aad - build_script_build::main::{{closure}}::h4411325023fdf238
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:29
[INFO] [stderr]     14:     0x55d31e6a2550 - core::iter::traits::iterator::Iterator::for_each::call::{{closure}}::h5e93eafb8c5ad555
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libcore/iter/traits/iterator.rs:655
[INFO] [stderr]     15:     0x55d31e6a1b5c - core::iter::traits::iterator::Iterator::fold::h51431dcf7bbacdd9
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libcore/iter/traits/iterator.rs:2022
[INFO] [stderr]     16:     0x55d31e6a1bce - core::iter::traits::iterator::Iterator::for_each::hf024a99a4aa96072
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libcore/iter/traits/iterator.rs:658
[INFO] [stderr]     17:     0x55d31e6a0734 - build_script_build::main::h84849eadfc351a2b
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:8
[INFO] [stderr]     18:     0x55d31e6a102b - std::rt::lang_start::{{closure}}::hed74f6381ba3349b
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libstd/rt.rs:67
[INFO] [stderr]     19:     0x55d31e7189b3 - std::rt::lang_start_internal::{{closure}}::h84a998219831fa70
[INFO] [stderr]                                  at src/libstd/rt.rs:52
[INFO] [stderr]     20:     0x55d31e7189b3 - std::panicking::try::do_call::he8e1d689a3e26def
[INFO] [stderr]                                  at src/libstd/panicking.rs:348
[INFO] [stderr]     21:     0x55d31e7189b3 - std::panicking::try::h264b6eebc2fa7bbf
[INFO] [stderr]                                  at src/libstd/panicking.rs:325
[INFO] [stderr]     22:     0x55d31e7189b3 - std::panic::catch_unwind::hbf28fafa723b2128
[INFO] [stderr]                                  at src/libstd/panic.rs:394
[INFO] [stderr]     23:     0x55d31e7189b3 - std::rt::lang_start_internal::he959aa59bc3ec202
[INFO] [stderr]                                  at src/libstd/rt.rs:51
[INFO] [stderr]     24:     0x55d31e6a1007 - std::rt::lang_start::h65726bf65a66d789
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libstd/rt.rs:67
[INFO] [stderr]     25:     0x55d31e6a0ada - main
[INFO] [stderr]     26:     0x7fb8a665d0b3 - __libc_start_main
[INFO] [stderr]     27:     0x55d31e6a019e - _start
[INFO] [stderr]     28:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4f983737f7dd47655f9f8457afb086160f6e5bf5c36added427f073075c14b86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f983737f7dd47655f9f8457afb086160f6e5bf5c36added427f073075c14b86", kill_on_drop: false }`
[INFO] [stdout] 4f983737f7dd47655f9f8457afb086160f6e5bf5c36added427f073075c14b86
