[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 master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunsided%2Frust-ffi-experiments" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sunsided/rust-ffi-experiments on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "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-0/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" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: /workspace/builds/worker-0/source/magic-sys/Cargo.toml: unused manifest key: package.link [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9085b8b18cdce30acbcacf0b1cfc6f96cc3d8f1e3eaac068adfdf2023d0c8535 [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" "9085b8b18cdce30acbcacf0b1cfc6f96cc3d8f1e3eaac068adfdf2023d0c8535", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9085b8b18cdce30acbcacf0b1cfc6f96cc3d8f1e3eaac068adfdf2023d0c8535", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9085b8b18cdce30acbcacf0b1cfc6f96cc3d8f1e3eaac068adfdf2023d0c8535", kill_on_drop: false }` [INFO] [stdout] 9085b8b18cdce30acbcacf0b1cfc6f96cc3d8f1e3eaac068adfdf2023d0c8535 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1321692f1ccc9b962d0d701d43f767a68c4e01fd3998cc4c1946f3ef3a39bf61 [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" "1321692f1ccc9b962d0d701d43f767a68c4e01fd3998cc4c1946f3ef3a39bf61", kill_on_drop: false }` [INFO] [stderr] warning: /opt/rustwide/workdir/magic-sys/Cargo.toml: unused manifest key: package.link [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling libloading v0.6.3 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling bindgen v0.55.1 [INFO] [stderr] Compiling cc v1.0.59 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Checking call-c-from-rust v0.1.0 (/opt/rustwide/workdir/call-c-from-rust) [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling clang-sys v1.0.0 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling aho-corasick v0.7.13 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling clap v2.33.3 [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 cexpr v0.4.0 [INFO] [stderr] Compiling regex v1.3.9 [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-212393ea385da617/build-script-build` (exit status: 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: 0x55b2f203dca0 - std::backtrace_rs::backtrace::libunwind::trace::hdcf4f90f85129e83 [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55b2f203dca0 - std::backtrace_rs::backtrace::trace_unsynchronized::h2669e30cb82f6732 [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55b2f203dca0 - std::sys_common::backtrace::_print_fmt::hfbda19e17f6db318 [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55b2f203dca0 - ::fmt::h1a8751bf59281272 [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55b2f20629ff - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x55b2f203aca5 - std::io::Write::write_fmt::hd7dd3a1df9b6befb [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/io/mod.rs:1584:15 [INFO] [stderr] 6: 0x55b2f203fddb - std::sys_common::backtrace::_print::h551e9ec8a9fa8106 [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55b2f203fddb - std::sys_common::backtrace::print::ha4b1c5e95fa040b3 [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55b2f203fddb - std::panicking::default_hook::{{closure}}::h0b34c9ab7fb9f857 [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55b2f203f8bd - std::panicking::default_hook::h3067e8318decd17a [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55b2f204038d - std::panicking::rust_panic_with_hook::h81b8facc50f34daa [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55b2f203ff87 - std::panicking::begin_panic_handler::{{closure}}::ha376ab85d95a000e [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55b2f203e15c - std::sys_common::backtrace::__rust_end_short_backtrace::h6795c8afdd1a77e6 [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55b2f203fee9 - rust_begin_unwind [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55b2f1b2e801 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55b2f1b2e8f3 - core::result::unwrap_failed::hf79563fef9d11ab8 [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x55b2f1b547b0 - core::result::Result::expect::hd9291c8d037e811d [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/core/src/result.rs:997:23 [INFO] [stderr] 17: 0x55b2f1b30342 - build_script_build::main::hd480b07aff3a01ba [INFO] [stderr] at /opt/rustwide/workdir/magic-sys/build.rs:35:5 [INFO] [stderr] 18: 0x55b2f1b304cb - core::ops::function::FnOnce::call_once::hf66ec99c0cb5627f [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55b2f1b2fcfe - std::sys_common::backtrace::__rust_begin_short_backtrace::h666f9bf60ba08667 [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55b2f1b2fc41 - std::rt::lang_start::{{closure}}::h25c7e221f2e82600 [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/rt.rs:49:18 [INFO] [stderr] 21: 0x55b2f204078a - core::ops::function::impls:: for &F>::call_once::h3b8c329143d7638a [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55b2f204078a - std::panicking::try::do_call::h4b72c261b4eefc1b [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x55b2f204078a - std::panicking::try::h703d31b7896cbd49 [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x55b2f204078a - std::panic::catch_unwind::h37cad9b35388a915 [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x55b2f204078a - std::rt::lang_start_internal::hab5a8a909af4f90e [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/rt.rs:34:21 [INFO] [stderr] 26: 0x55b2f1b2fc20 - std::rt::lang_start::h70c8531f7bf1a7c0 [INFO] [stderr] at /rustc/50e1dc1536264ab71c0850f346b12309477f29f7/library/std/src/rt.rs:48:5 [INFO] [stderr] 27: 0x55b2f1b3041c - main [INFO] [stderr] 28: 0x7f2c3844e0b3 - __libc_start_main [INFO] [stderr] 29: 0x55b2f1b2ef9e - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "1321692f1ccc9b962d0d701d43f767a68c4e01fd3998cc4c1946f3ef3a39bf61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1321692f1ccc9b962d0d701d43f767a68c4e01fd3998cc4c1946f3ef3a39bf61", kill_on_drop: false }` [INFO] [stdout] 1321692f1ccc9b962d0d701d43f767a68c4e01fd3998cc4c1946f3ef3a39bf61