[INFO] cloning repository https://github.com/sunsided/rust-ffi-experiments [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sunsided/rust-ffi-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunsided%2Frust-ffi-experiments", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunsided%2Frust-ffi-experiments'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] eeb5c70aaec13fbe5739c4d2e84efd5f3b70f095 [INFO] checking sunsided/rust-ffi-experiments against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunsided%2Frust-ffi-experiments" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sunsided/rust-ffi-experiments on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sunsided/rust-ffi-experiments [INFO] finished tweaking git repo https://github.com/sunsided/rust-ffi-experiments [INFO] tweaked toml for git repo https://github.com/sunsided/rust-ffi-experiments written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/sunsided/rust-ffi-experiments already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: /workspace/builds/worker-3/source/magic-sys/Cargo.toml: unused manifest key: package.link [INFO] running `Command { std: "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" "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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", 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] db8bae7e1a9e7549ef642568d93a936a63924b6d30e1564c6d3e39e4d723680a [INFO] running `Command { std: "docker" "start" "-a" "db8bae7e1a9e7549ef642568d93a936a63924b6d30e1564c6d3e39e4d723680a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db8bae7e1a9e7549ef642568d93a936a63924b6d30e1564c6d3e39e4d723680a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db8bae7e1a9e7549ef642568d93a936a63924b6d30e1564c6d3e39e4d723680a", kill_on_drop: false }` [INFO] [stdout] db8bae7e1a9e7549ef642568d93a936a63924b6d30e1564c6d3e39e4d723680a [INFO] running `Command { std: "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" "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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "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] b339cb3c6511bf90bbd40f89d609678f9c42c1a31f345c4e818fb9a6d1b102d6 [INFO] running `Command { std: "docker" "start" "-a" "b339cb3c6511bf90bbd40f89d609678f9c42c1a31f345c4e818fb9a6d1b102d6", kill_on_drop: false }` [INFO] [stderr] warning: /opt/rustwide/workdir/magic-sys/Cargo.toml: unused manifest key: package.link [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Checking call-c-from-rust v0.1.0 (/opt/rustwide/workdir/call-c-from-rust) [INFO] [stderr] Compiling send-array-to-c v0.1.0 (/opt/rustwide/workdir/send-array-to-c) [INFO] [stderr] Compiling build-scripts v0.1.0 (/opt/rustwide/workdir/build-scripts) [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling libloading v0.6.3 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling clang-sys v1.0.0 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling aho-corasick v0.7.13 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling bindgen v0.55.1 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling magic-sys v0.1.0 (/opt/rustwide/workdir/magic-sys) [INFO] [stderr] error: failed to run custom build command for `magic-sys v0.1.0 (/opt/rustwide/workdir/magic-sys)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/magic-sys-bcaf27472f487b67/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rustc-link-lib=magic [INFO] [stderr] cargo:rerun-if-changed=wrapper.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/magic.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/sys/types.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/features.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/stdc-predef.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/sys/cdefs.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/wordsize.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/long-double.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/gnu/stubs.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/gnu/stubs-64.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/features.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/wordsize.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/timesize.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/typesizes.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/time64.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types/clock_t.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types/clockid_t.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types/time_t.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types/timer_t.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h [INFO] [stderr] cargo:rerun-if-changed=/usr/lib/llvm-10/lib/clang/10.0.0/include/stddef.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/stdint-intn.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/endian.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/features.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/endian.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/endianness.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/byteswap.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/features.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/uintn-identity.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/sys/select.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/features.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/select.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/wordsize.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types/sigset_t.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types/__sigset_t.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types/time_t.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types/struct_timeval.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types/struct_timespec.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/types.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/endian.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/pthreadtypes.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/thread-shared-types.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/pthreadtypes-arch.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/wordsize.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/struct_mutex.h [INFO] [stderr] cargo:rerun-if-changed=/usr/include/x86_64-linux-gnu/bits/struct_rwlock.h [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Couldn't write bindings!: Os { code: 30, kind: Other, message: "Read-only file system" }', magic-sys/build.rs:37:10 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x555822d860a0 - std::backtrace_rs::backtrace::libunwind::trace::hb4de9797f80b7b8c [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x555822d860a0 - std::backtrace_rs::backtrace::trace_unsynchronized::h59566d0bd20efff7 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x555822d860a0 - std::sys_common::backtrace::_print_fmt::hcfa5ce6be50275d4 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x555822d860a0 - ::fmt::hd8c307a38b9bab04 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x555822da880c - core::fmt::write::h3868db8542c90941 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/core/src/fmt/mod.rs:1096:17 [INFO] [stderr] 5: 0x555822d82592 - std::io::Write::write_fmt::hab90295d5a0f197d [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/io/mod.rs:1568:15 [INFO] [stderr] 6: 0x555822d88285 - std::sys_common::backtrace::_print::h19224910b8700cf1 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x555822d88285 - std::sys_common::backtrace::print::h25dedfa68c5fb84a [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x555822d88285 - std::panicking::default_hook::{{closure}}::h12c5765653a72a42 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x555822d87de3 - std::panicking::default_hook::he65cee71c4209f0c [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x555822d88a21 - std::panicking::rust_panic_with_hook::h01a674d863fe0d8a [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x555822d88567 - std::panicking::begin_panic_handler::{{closure}}::h9b9fecf185178864 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x555822d8653c - std::sys_common::backtrace::__rust_end_short_backtrace::h57be46a42dc7f24b [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x555822d884c9 - rust_begin_unwind [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x555822da6ef1 - core::panicking::panic_fmt::h20225113c4a2f8fd [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x555822da6d13 - core::option::expect_none_failed::hc6d6d4cea4fdc285 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/core/src/option.rs:1300:5 [INFO] [stderr] 16: 0x555822937734 - core::result::Result::expect::h78ccf0770f472096 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/core/src/result.rs:997:23 [INFO] [stderr] 17: 0x55582281e668 - build_script_build::main::h19fc6a05d0f84da4 [INFO] [stderr] at /opt/rustwide/workdir/magic-sys/build.rs:35:5 [INFO] [stderr] 18: 0x55582281c1eb - core::ops::function::FnOnce::call_once::h87545e951fe13e2a [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55582281bf2e - std::sys_common::backtrace::__rust_begin_short_backtrace::h169fbf1200258af8 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55582281be71 - std::rt::lang_start::{{closure}}::h9a083160ba07952a [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x555822d88e47 - core::ops::function::impls:: for &F>::call_once::h2c4fd7d4128112a8 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x555822d88e47 - std::panicking::try::do_call::h41fb7dbbbe7bece6 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x555822d88e47 - std::panicking::try::hd38008ccba72bce1 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x555822d88e47 - std::panic::catch_unwind::h057e765cd60f2d13 [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x555822d88e47 - std::rt::lang_start_internal::hdb9d0b9d2cdcda8b [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x55582281be47 - std::rt::lang_start::hda8c29d855fb968e [INFO] [stderr] at /rustc/9c1dcf141bc0875407c4eb36972857bd3db713e2/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x55582281e73a - main [INFO] [stderr] 28: 0x7f13db52f0b3 - __libc_start_main [INFO] [stderr] 29: 0x55582281b0be - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "b339cb3c6511bf90bbd40f89d609678f9c42c1a31f345c4e818fb9a6d1b102d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b339cb3c6511bf90bbd40f89d609678f9c42c1a31f345c4e818fb9a6d1b102d6", kill_on_drop: false }` [INFO] [stdout] b339cb3c6511bf90bbd40f89d609678f9c42c1a31f345c4e818fb9a6d1b102d6