[INFO] fetching crate ocaml 0.20.0... [INFO] checking ocaml-0.20.0 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781 [INFO] extracting crate ocaml 0.20.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate ocaml 0.20.0 on toolchain 195ad4830e11a544391abe296b146450dea8411b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ocaml 0.20.0 [INFO] finished tweaking crates.io crate ocaml 0.20.0 [INFO] tweaked toml for crates.io crate ocaml 0.20.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ocaml-sys v0.20.1 [INFO] [stderr] Downloaded ocaml-sys v0.19.1 [INFO] [stderr] Downloaded ocaml-derive v0.20.0 [INFO] [stderr] Downloaded ocaml-interop v0.5.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 38d27783cb3e2685253e714b25319f3a74437adbd2d59974ecf85bc6bf7b6530 [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" "38d27783cb3e2685253e714b25319f3a74437adbd2d59974ecf85bc6bf7b6530", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "38d27783cb3e2685253e714b25319f3a74437adbd2d59974ecf85bc6bf7b6530", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38d27783cb3e2685253e714b25319f3a74437adbd2d59974ecf85bc6bf7b6530", kill_on_drop: false }` [INFO] [stdout] 38d27783cb3e2685253e714b25319f3a74437adbd2d59974ecf85bc6bf7b6530 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "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] 5e14a0d717de5bc785bd49560ad7cc77ee47200f596edaab290f59d82cb94c32 [INFO] running `Command { std: "docker" "start" "-a" "5e14a0d717de5bc785bd49560ad7cc77ee47200f596edaab290f59d82cb94c32", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.64 [INFO] [stderr] Compiling ocaml-sys v0.19.1 [INFO] [stderr] Compiling ocaml-sys v0.20.1 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] error: failed to run custom build command for `ocaml-sys v0.20.1` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/ocaml-sys-ef70d6586a29d477/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-env-changed=OCAMLOPT [INFO] [stderr] cargo:rerun-if-env-changed=OCAML_VERSION [INFO] [stderr] cargo:rerun-if-env-changed=OCAML_WHERE_PATH [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocaml-sys-0.20.1/build.rs:143:11 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55e5b2442350 - std::backtrace_rs::backtrace::libunwind::trace::hfe3b1cace85e87d8 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55e5b2442350 - std::backtrace_rs::backtrace::trace_unsynchronized::h542330af06479043 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55e5b2442350 - std::sys_common::backtrace::_print_fmt::h6b88726367858985 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55e5b2442350 - ::fmt::hcd76ce6b485adbea [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55e5b245c2bf - core::fmt::write::h127419eb46f2ecc9 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/core/src/fmt/mod.rs:1092:17 [INFO] [stderr] 5: 0x55e5b243fe02 - std::io::Write::write_fmt::h0facb64ef2e7f5d8 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/io/mod.rs:1567:15 [INFO] [stderr] 6: 0x55e5b2443ee5 - std::sys_common::backtrace::_print::h7bf1633ea5421f7b [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55e5b2443ee5 - std::sys_common::backtrace::print::h5cc4d09049928ba5 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55e5b2443ee5 - std::panicking::default_hook::{{closure}}::h9e84dc005bfc9fc7 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55e5b2443993 - std::panicking::default_hook::h123278a03b1f796b [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55e5b24444ed - std::panicking::rust_panic_with_hook::h4040631aa6c7bc27 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55e5b2444087 - std::panicking::begin_panic_handler::{{closure}}::h02a17b22ac092d08 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55e5b244280c - std::sys_common::backtrace::__rust_end_short_backtrace::h6063b024443b5852 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55e5b2443fe9 - rust_begin_unwind [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55e5b24192a1 - core::panicking::panic_fmt::h5322a082d19786c3 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55e5b2419193 - core::option::expect_none_failed::h354eaa93a51d71b8 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/core/src/option.rs:1329:5 [INFO] [stderr] 16: 0x55e5b242754e - core::result::Result::unwrap::hc277c65263dd67c0 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x55e5b242134d - build_script_build::main::h01bbca6056e4355d [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocaml-sys-0.20.1/build.rs:143:5 [INFO] [stderr] 18: 0x55e5b242376b - core::ops::function::FnOnce::call_once::h28ee2631c0261e68 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55e5b241ee6e - std::sys_common::backtrace::__rust_begin_short_backtrace::h81448be914e247e1 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55e5b2426dc1 - std::rt::lang_start::{{closure}}::h8a6c69bba84f9d73 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x55e5b24448ea - core::ops::function::impls:: for &F>::call_once::h3695a3fbbe44c001 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55e5b24448ea - std::panicking::try::do_call::he9f4b5f706c7e58d [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x55e5b24448ea - std::panicking::try::h789d448ccf87fe6d [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x55e5b24448ea - std::panic::catch_unwind::h7a6b31f16004913a [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x55e5b24448ea - std::rt::lang_start_internal::h80897b41b254b288 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x55e5b2426da0 - std::rt::lang_start::hde16512e8fb55a40 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x55e5b242137c - main [INFO] [stderr] 28: 0x7f72ddba20b3 - __libc_start_main [INFO] [stderr] 29: 0x55e5b241990e - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "5e14a0d717de5bc785bd49560ad7cc77ee47200f596edaab290f59d82cb94c32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e14a0d717de5bc785bd49560ad7cc77ee47200f596edaab290f59d82cb94c32", kill_on_drop: false }` [INFO] [stdout] 5e14a0d717de5bc785bd49560ad7cc77ee47200f596edaab290f59d82cb94c32