[INFO] updating cached repository https://github.com/featureenvy/rust-embedded [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 222231c9c41a8a6fea9d48564e9e571405d4fce4 [INFO] checking featureenvy/rust-embedded against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffeatureenvy%2Frust-embedded" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/featureenvy/rust-embedded on toolchain c724b67e1b474262917a5154d74e7072267593fe [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-12/source/.cargo/config [INFO] started tweaking git repo https://github.com/featureenvy/rust-embedded [INFO] finished tweaking git repo https://github.com/featureenvy/rust-embedded [INFO] tweaked toml for git repo https://github.com/featureenvy/rust-embedded written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/featureenvy/rust-embedded already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] error: the lock file /workspace/builds/worker-12/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/hackndev/rlibc` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 169f93e40a1d64941a60d59af81996db813290e9504709c3a503414db79e6328 [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" "169f93e40a1d64941a60d59af81996db813290e9504709c3a503414db79e6328", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "169f93e40a1d64941a60d59af81996db813290e9504709c3a503414db79e6328", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "169f93e40a1d64941a60d59af81996db813290e9504709c3a503414db79e6328", kill_on_drop: false }` [INFO] [stdout] 169f93e40a1d64941a60d59af81996db813290e9504709c3a503414db79e6328 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bcda55c6d1a0358011affb790c6fd91f654d9b027b6801d6e8f66cd2f7c654d3 [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" "bcda55c6d1a0358011affb790c6fd91f654d9b027b6801d6e8f66cd2f7c654d3", kill_on_drop: false }` [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking rlibc v0.1.4 (https://github.com/hackndev/rlibc?branch=zinc#620489f8) [INFO] [stderr] Compiling rust-libcore v0.0.3 [INFO] [stderr] error: failed to run custom build command for `rust-libcore v0.0.3` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rust-libcore-499e2c42ec288acf/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Box', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust-libcore-0.0.3/./build.rs:43:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55d4f39afcb5 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55d4f39afcb5 - backtrace::backtrace::trace_unsynchronized::hc29c6e6df26d44d7 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55d4f39afcb5 - std::sys_common::backtrace::_print_fmt::h4c9f4993b039bd03 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55d4f39afcb5 - ::fmt::h91f5cfffa0da5a7a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55d4f39d2d5c - core::fmt::write::h540ac4a6a1232abc [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x55d4f39aceb2 - std::io::Write::write_fmt::h5e28da8ce574bfe8 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x55d4f39b2690 - std::sys_common::backtrace::_print::h0ceef71d03fb70bc [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55d4f39b2690 - std::sys_common::backtrace::print::h1bacb65357a70fca [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55d4f39b2690 - std::panicking::default_hook::{{closure}}::h249639eade443064 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55d4f39b23dc - std::panicking::default_hook::hbe64ddeb621910df [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x55d4f39b2cd3 - std::panicking::rust_panic_with_hook::h16376479909ace6a [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x55d4f39a3002 - std::panicking::begin_panic::h34610dc301436f77 [INFO] [stderr] at /rustc/c724b67e1b474262917a5154d74e7072267593fe/src/libstd/panicking.rs:456 [INFO] [stderr] 12: 0x55d4f399b8f3 - build_script_build::main::h01f7c9eba92ebc0c [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust-libcore-0.0.3/./build.rs:43 [INFO] [stderr] 13: 0x55d4f39a14bb - std::rt::lang_start::{{closure}}::h1a0e42e0557246c8 [INFO] [stderr] at /rustc/c724b67e1b474262917a5154d74e7072267593fe/src/libstd/rt.rs:67 [INFO] [stderr] 14: 0x55d4f39b30a3 - std::rt::lang_start_internal::{{closure}}::h6d7ca43fc52cff4a [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 15: 0x55d4f39b30a3 - std::panicking::try::do_call::h89610ba8f4fbfe54 [INFO] [stderr] at src/libstd/panicking.rs:348 [INFO] [stderr] 16: 0x55d4f39b30a3 - std::panicking::try::h69595087e4498dc2 [INFO] [stderr] at src/libstd/panicking.rs:325 [INFO] [stderr] 17: 0x55d4f39b30a3 - std::panic::catch_unwind::ha2aa2ebd78a46e0d [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 18: 0x55d4f39b30a3 - std::rt::lang_start_internal::h2ae59503bb8c048c [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 19: 0x55d4f39a1497 - std::rt::lang_start::hbbbaa843f94e0c90 [INFO] [stderr] at /rustc/c724b67e1b474262917a5154d74e7072267593fe/src/libstd/rt.rs:67 [INFO] [stderr] 20: 0x55d4f399beda - main [INFO] [stderr] 21: 0x7fcc78b3c0b3 - __libc_start_main [INFO] [stderr] 22: 0x55d4f399819e - _start [INFO] [stderr] 23: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "bcda55c6d1a0358011affb790c6fd91f654d9b027b6801d6e8f66cd2f7c654d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bcda55c6d1a0358011affb790c6fd91f654d9b027b6801d6e8f66cd2f7c654d3", kill_on_drop: false }` [INFO] [stdout] bcda55c6d1a0358011affb790c6fd91f654d9b027b6801d6e8f66cd2f7c654d3