[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#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunsided%2Frust-ffi-experiments" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sunsided/rust-ffi-experiments on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "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-5/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" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: /workspace/builds/worker-5/source/magic-sys/Cargo.toml: unused manifest key: package.link [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "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] 4374caad7b591159763e05ca43f9230c8c2f0ede5fe0652a9f0701f4a3156911 [INFO] running `Command { std: "docker" "start" "-a" "4374caad7b591159763e05ca43f9230c8c2f0ede5fe0652a9f0701f4a3156911", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4374caad7b591159763e05ca43f9230c8c2f0ede5fe0652a9f0701f4a3156911", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4374caad7b591159763e05ca43f9230c8c2f0ede5fe0652a9f0701f4a3156911", kill_on_drop: false }` [INFO] [stdout] 4374caad7b591159763e05ca43f9230c8c2f0ede5fe0652a9f0701f4a3156911 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d003c0a98f1bfa7565fb315bf675e65e9f92d7c81ce5f7bbeebd9a645f9dafa6 [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" "d003c0a98f1bfa7565fb315bf675e65e9f92d7c81ce5f7bbeebd9a645f9dafa6", 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 version_check v0.9.2 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling bindgen v0.55.1 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Checking call-c-from-rust v0.1.0 (/opt/rustwide/workdir/call-c-from-rust) [INFO] [stderr] Compiling clang-sys v1.0.0 [INFO] [stderr] Compiling thread_local v1.0.1 [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 libc v0.2.76 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling libloading v0.6.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling aho-corasick v0.7.13 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling clap v2.33.3 [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-9aba545a42f75243/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: 0x55bd9d966070 - std::backtrace_rs::backtrace::libunwind::trace::hfa838fc631229987 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55bd9d966070 - std::backtrace_rs::backtrace::trace_unsynchronized::h93a23e36ec026219 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55bd9d966070 - std::sys_common::backtrace::_print_fmt::hba56c7f796a4152f [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55bd9d966070 - ::fmt::h214637f1e26310e1 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55bd9d98a87c - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/fmt/mod.rs:1110:17 [INFO] [stderr] 5: 0x55bd9d963145 - std::io::Write::write_fmt::heb07fc0616bbd06d [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/io/mod.rs:1588:15 [INFO] [stderr] 6: 0x55bd9d96819b - std::sys_common::backtrace::_print::h2c2441c37e894fb5 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55bd9d96819b - std::sys_common::backtrace::print::h4fb679ac439362ea [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55bd9d96819b - std::panicking::default_hook::{{closure}}::h56bbadec2356e5d2 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55bd9d967c71 - std::panicking::default_hook::hb25822b45f6fdc4e [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55bd9d968864 - std::panicking::rust_panic_with_hook::h4da5578e7277d2d4 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x55bd9d968347 - std::panicking::begin_panic_handler::{{closure}}::h003783ddb3cba4e8 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x55bd9d96654c - std::sys_common::backtrace::__rust_end_short_backtrace::hd138d2032731ed21 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55bd9d9682a9 - rust_begin_unwind [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x55bd9d455861 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55bd9d455953 - core::result::unwrap_failed::hf79563fef9d11ab8 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x55bd9d52c5e9 - core::result::Result::expect::hf64d7b9ced633625 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/result.rs:997:23 [INFO] [stderr] 17: 0x55bd9d4574a3 - build_script_build::main::h894b5906be4882ff [INFO] [stderr] at /opt/rustwide/workdir/magic-sys/build.rs:35:5 [INFO] [stderr] 18: 0x55bd9d45759b - core::ops::function::FnOnce::call_once::hf84d04616a3be7f5 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55bd9d456dce - std::sys_common::backtrace::__rust_begin_short_backtrace::hd35e1d4fd410112d [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55bd9d456d11 - std::rt::lang_start::{{closure}}::hd83e8d384050d275 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/rt.rs:49:18 [INFO] [stderr] 21: 0x55bd9d968d69 - core::ops::function::impls:: for &F>::call_once::hd933294140eb11aa [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55bd9d968d69 - std::panicking::try::do_call::h8342fe3d9218b807 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x55bd9d968d69 - std::panicking::try::hcbd73d6d0d58a8f0 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x55bd9d968d69 - std::panic::catch_unwind::hde9cf73f810acfcc [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panic.rs:434:14 [INFO] [stderr] 25: 0x55bd9d968d69 - std::rt::lang_start_internal::heb39e7ea6e5d6f6f [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/rt.rs:34:21 [INFO] [stderr] 26: 0x55bd9d456cf0 - std::rt::lang_start::h20c584f016f3e939 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/rt.rs:48:5 [INFO] [stderr] 27: 0x55bd9d4574ec - main [INFO] [stderr] 28: 0x7fba07dec0b3 - __libc_start_main [INFO] [stderr] 29: 0x55bd9d45605e - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "d003c0a98f1bfa7565fb315bf675e65e9f92d7c81ce5f7bbeebd9a645f9dafa6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d003c0a98f1bfa7565fb315bf675e65e9f92d7c81ce5f7bbeebd9a645f9dafa6", kill_on_drop: false }` [INFO] [stdout] d003c0a98f1bfa7565fb315bf675e65e9f92d7c81ce5f7bbeebd9a645f9dafa6