[INFO] cloning repository https://github.com/sthorpe/MerkleMountainRange [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sthorpe/MerkleMountainRange" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsthorpe%2FMerkleMountainRange", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsthorpe%2FMerkleMountainRange'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 97567c73a1de8d30710201261b1927b5c0e1ac0e [INFO] documenting sthorpe/MerkleMountainRange against beta-2020-08-29 for beta-1.47-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsthorpe%2FMerkleMountainRange" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sthorpe/MerkleMountainRange on toolchain beta-2020-08-29 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sthorpe/MerkleMountainRange [INFO] finished tweaking git repo https://github.com/sthorpe/MerkleMountainRange [INFO] tweaked toml for git repo https://github.com/sthorpe/MerkleMountainRange written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/sthorpe/MerkleMountainRange already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded leveldb v0.8.4 [INFO] [stderr] Downloaded futures v0.1.29 [INFO] [stderr] Downloaded leveldb-sys v2.0.4 [INFO] [stderr] Downloaded db-key v0.0.5 [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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4a824e5b7a6fc20eaa026b62b5363f9ace2bd87d0390cc8eb3931c4eaedf0630 [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" "4a824e5b7a6fc20eaa026b62b5363f9ace2bd87d0390cc8eb3931c4eaedf0630", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4a824e5b7a6fc20eaa026b62b5363f9ace2bd87d0390cc8eb3931c4eaedf0630", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a824e5b7a6fc20eaa026b62b5363f9ace2bd87d0390cc8eb3931c4eaedf0630", kill_on_drop: false }` [INFO] [stdout] 4a824e5b7a6fc20eaa026b62b5363f9ace2bd87d0390cc8eb3931c4eaedf0630 [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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c55c111536b57fc561ffac82e29062d410a31cc6aa49f44fca91ea912917444f [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" "c55c111536b57fc561ffac82e29062d410a31cc6aa49f44fca91ea912917444f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling leveldb-sys v2.0.4 [INFO] [stderr] Checking db-key v0.0.5 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] error: failed to run custom build command for `leveldb-sys v2.0.4` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/leveldb-sys-203807f6b34be424/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] [build] Started [INFO] [stderr] [snappy] Cleaning [INFO] [stderr] make: Entering directory '/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/leveldb-sys-2.0.4/deps/snappy-1.1.2' [INFO] [stderr] make: Leaving directory '/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/leveldb-sys-2.0.4/deps/snappy-1.1.2' [INFO] [stderr] [snappy] Configuring [INFO] [stderr] [snappy] Building [INFO] [stderr] make: Entering directory '/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/leveldb-sys-2.0.4/deps/snappy-1.1.2' [INFO] [stderr] make: Leaving directory '/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/leveldb-sys-2.0.4/deps/snappy-1.1.2' [INFO] [stderr] [build] Copying output files [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] make: *** No rule to make target 'distclean'. Stop. [INFO] [stderr] ./configure: line 2171: config.log: Read-only file system [INFO] [stderr] ./configure: line 2181: config.log: Read-only file system [INFO] [stderr] make: *** No targets specified and no makefile found. Stop. [INFO] [stderr] thread 'main' panicked at 'copy of output files failed', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/leveldb-sys-2.0.4/src/build.rs:47:14 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55c85f87eab0 - std::backtrace_rs::backtrace::libunwind::trace::h9e3e6d9b3369e699 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55c85f87eab0 - std::backtrace_rs::backtrace::trace_unsynchronized::he58aba3ac08ed12a [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55c85f87eab0 - std::sys_common::backtrace::_print_fmt::hbbbd4c92d537cef4 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55c85f87eab0 - ::fmt::h80c2ae080004cc83 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55c85f89cc6c - core::fmt::write::h0c11e16fd03fe660 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/fmt/mod.rs:1082 [INFO] [stderr] 5: 0x55c85f87ccb7 - std::io::Write::write_fmt::h2e2072ff86131fcd [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/io/mod.rs:1514 [INFO] [stderr] 6: 0x55c85f880cc0 - std::sys_common::backtrace::_print::h165e6476adb4cb58 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55c85f880cc0 - std::sys_common::backtrace::print::hbbfa32a92cd1fc34 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55c85f880cc0 - std::panicking::default_hook::{{closure}}::h3a02067ca7f64068 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:200 [INFO] [stderr] 9: 0x55c85f880a0c - std::panicking::default_hook::ha3137d6f4e961fe2 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:219 [INFO] [stderr] 10: 0x55c85f881323 - std::panicking::rust_panic_with_hook::he6505c3b9d82db8b [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:569 [INFO] [stderr] 11: 0x55c85f880ef9 - std::panicking::begin_panic_handler::{{closure}}::h4aa640a9e8494520 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:476 [INFO] [stderr] 12: 0x55c85f87ef1c - std::sys_common::backtrace::__rust_end_short_backtrace::h85d2ae6a90dead9c [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55c85f880eb9 - rust_begin_unwind [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:475 [INFO] [stderr] 14: 0x55c85f89bf91 - core::panicking::panic_fmt::hbf8b471a26c80149 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x55c85f89bd23 - core::option::expect_failed::ha4390247d473d6e0 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/option.rs:1213 [INFO] [stderr] 16: 0x55c85f866ddd - core::option::Option::expect::h270d2dfe419a9ced [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/option.rs:333 [INFO] [stderr] 17: 0x55c85f84aae4 - build_script_build::build_snappy::h7cd8680ee2d48c73 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/leveldb-sys-2.0.4/src/build.rs:47 [INFO] [stderr] 18: 0x55c85f84c275 - build_script_build::main::h5361a92f54534ca1 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/leveldb-sys-2.0.4/src/build.rs:129 [INFO] [stderr] 19: 0x55c85f864dcb - core::ops::function::FnOnce::call_once::hecf91c033296b38a [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/ops/function.rs:227 [INFO] [stderr] 20: 0x55c85f85b7ee - std::sys_common::backtrace::__rust_begin_short_backtrace::h98a55cbbaa8a1e5f [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 21: 0x55c85f851811 - std::rt::lang_start::{{closure}}::h3f91540974091c1b [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:66 [INFO] [stderr] 22: 0x55c85f881721 - core::ops::function::impls:: for &F>::call_once::hdabbbe0d2c6ccde8 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/core/src/ops/function.rs:259 [INFO] [stderr] 23: 0x55c85f881721 - std::panicking::try::do_call::h0c8c1cd19bf9d385 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:373 [INFO] [stderr] 24: 0x55c85f881721 - std::panicking::try::h357e78da017bc4a8 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panicking.rs:337 [INFO] [stderr] 25: 0x55c85f881721 - std::panic::catch_unwind::h72f31b36adf61841 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/panic.rs:379 [INFO] [stderr] 26: 0x55c85f881721 - std::rt::lang_start_internal::h634502e153211333 [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:51 [INFO] [stderr] 27: 0x55c85f8517e7 - std::rt::lang_start::h0e7b852209d8969d [INFO] [stderr] at /rustc/84b047bf64dfcfa12867781e9c23dfa4f2e6082c/library/std/src/rt.rs:65 [INFO] [stderr] 28: 0x55c85f84d2aa - main [INFO] [stderr] 29: 0x7f1959ca80b3 - __libc_start_main [INFO] [stderr] 30: 0x55c85f8450be - _start [INFO] [stderr] 31: 0x0 - [INFO] running `Command { std: "docker" "inspect" "c55c111536b57fc561ffac82e29062d410a31cc6aa49f44fca91ea912917444f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c55c111536b57fc561ffac82e29062d410a31cc6aa49f44fca91ea912917444f", kill_on_drop: false }` [INFO] [stdout] c55c111536b57fc561ffac82e29062d410a31cc6aa49f44fca91ea912917444f