[INFO] cloning repository https://github.com/Dizans/mapreduce-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dizans/mapreduce-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDizans%2Fmapreduce-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDizans%2Fmapreduce-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5eda0196847757393e4b8b23642aafe1ef62de77 [INFO] checking Dizans/mapreduce-rust against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDizans%2Fmapreduce-rust" "/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/Dizans/mapreduce-rust on toolchain 4a04890980766cc79878135f5ade8c0c4321e943 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Dizans/mapreduce-rust [INFO] finished tweaking git repo https://github.com/Dizans/mapreduce-rust [INFO] tweaked toml for git repo https://github.com/Dizans/mapreduce-rust written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/Dizans/mapreduce-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded which v3.1.0 [INFO] [stderr] Downloaded tokio-rustls v0.12.2 [INFO] [stderr] Downloaded tokio-macros v0.2.3 [INFO] [stderr] Downloaded sharded-slab v0.0.8 [INFO] [stderr] Downloaded tonic-build v0.1.1 [INFO] [stderr] Downloaded tracing-core v0.1.9 [INFO] [stderr] Downloaded tracing-subscriber v0.2.0 [INFO] [stderr] Downloaded tokio v0.2.9 [INFO] [stderr] Downloaded tracing-serde v0.1.0 [INFO] [stderr] Downloaded tracing-futures v0.2.1 [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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "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] fd27fa92977441055f9c6eeecb1a7f5c3cb2b4d733def80b14c44ff39a37086b [INFO] running `Command { std: "docker" "start" "-a" "fd27fa92977441055f9c6eeecb1a7f5c3cb2b4d733def80b14c44ff39a37086b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fd27fa92977441055f9c6eeecb1a7f5c3cb2b4d733def80b14c44ff39a37086b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd27fa92977441055f9c6eeecb1a7f5c3cb2b4d733def80b14c44ff39a37086b", kill_on_drop: false }` [INFO] [stdout] fd27fa92977441055f9c6eeecb1a7f5c3cb2b4d733def80b14c44ff39a37086b [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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa8fd9bc2e99082bbf2dee0cbcc21a10daac652cc6517a3b9656ca514845731a [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" "fa8fd9bc2e99082bbf2dee0cbcc21a10daac652cc6517a3b9656ca514845731a", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking tower-service v0.3.0 [INFO] [stderr] Compiling anyhow v1.0.26 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Checking futures-task v0.3.1 [INFO] [stderr] Checking tower-layer v0.3.0 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling bytes v0.5.3 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking untrusted v0.7.0 [INFO] [stderr] Checking regex-syntax v0.6.13 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling multimap v0.8.0 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Checking utf8-ranges v1.0.4 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking smallvec v1.2.0 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking futures-io v0.3.1 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Checking tracing-core v0.1.9 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking sharded-slab v0.0.8 [INFO] [stderr] Checking http v0.2.0 [INFO] [stderr] Checking futures-util v0.3.1 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling proc-macro2 v1.0.7 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking tracing-log v0.1.1 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Compiling which v3.1.0 [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Checking regex-automata v0.1.8 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Compiling petgraph v0.5.0 [INFO] [stderr] Compiling ring v0.16.11 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling prost-build v0.6.1 [INFO] [stderr] Checking regex v1.3.3 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking futures v0.3.1 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking webpki v0.21.2 [INFO] [stderr] Checking sct v0.6.0 [INFO] [stderr] Checking rustls v0.16.0 [INFO] [stderr] Compiling tokio-macros v0.2.3 [INFO] [stderr] Compiling pin-project-internal v0.4.6 [INFO] [stderr] Compiling prost-derive v0.6.1 [INFO] [stderr] Compiling tracing-attributes v0.1.6 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling async-stream-impl v0.2.1 [INFO] [stderr] Compiling async-trait v0.1.24 [INFO] [stderr] Checking tokio v0.2.9 [INFO] [stderr] Checking async-stream v0.2.1 [INFO] [stderr] Checking tracing v0.1.12 [INFO] [stderr] Checking pin-project v0.4.6 [INFO] [stderr] Checking tower-discover v0.3.0 [INFO] [stderr] Checking tower-util v0.3.0 [INFO] [stderr] Checking tower-load-shed v0.3.0 [INFO] [stderr] Checking tracing-futures v0.2.1 [INFO] [stderr] Compiling prost v0.6.1 [INFO] [stderr] Checking tokio-util v0.2.0 [INFO] [stderr] Checking tower-load v0.3.0 [INFO] [stderr] Checking tower-retry v0.3.0 [INFO] [stderr] Checking tower-limit v0.3.0 [INFO] [stderr] Checking tower-ready-cache v0.3.0 [INFO] [stderr] Checking tower-timeout v0.3.0 [INFO] [stderr] Checking tower-make v0.3.0 [INFO] [stderr] Checking tower-buffer v0.3.0 [INFO] [stderr] Checking tokio-rustls v0.12.2 [INFO] [stderr] Checking prost-types v0.6.1 [INFO] [stderr] Checking tower-balance v0.3.0 [INFO] [stderr] Checking h2 v0.2.1 [INFO] [stderr] Checking tower v0.3.1 [INFO] [stderr] Compiling tonic-build v0.1.1 [INFO] [stderr] Checking serde v1.0.104 [INFO] [stderr] Checking hyper v0.13.2 [INFO] [stderr] Compiling mr v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `mr v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/mr-0f0634c9b394492b/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] out: Output { status: ExitStatus(ExitStatus(256)), stdout: "", stderr: "error: 'rustfmt' is not installed for the toolchain '4a04890980766cc79878135f5ade8c0c4321e943'\nnote: this is a custom toolchain, which cannot use `rustup component add`\nhelp: if you built this toolchain from source, and used `rustup toolchain link`, then you may be able to build the component with `x.py`\n" } [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'assertion failed: out.status.success()', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.1/src/lib.rs:229:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55970d91bd80 - std::backtrace_rs::backtrace::libunwind::trace::h4dee703919bfd40a [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55970d91bd80 - std::backtrace_rs::backtrace::trace_unsynchronized::h457e839f1a563e20 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55970d91bd80 - std::sys_common::backtrace::_print_fmt::h86a55fb30f8393c8 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55970d91bd80 - ::fmt::h7b3d6cac46d277e1 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55970d937a0f - core::fmt::write::h127419eb46f2ecc9 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x55970d919035 - std::io::Write::write_fmt::h6010cfbb4726588b [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/io/mod.rs:1578:15 [INFO] [stderr] 6: 0x55970d91e1ab - std::sys_common::backtrace::_print::h79b4f9652330cc9d [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55970d91e1ab - std::sys_common::backtrace::print::h330bb326a76af8cf [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55970d91e1ab - std::panicking::default_hook::{{closure}}::heb6a42a7d50a472e [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55970d91dc73 - std::panicking::default_hook::h17e521ba6d68d6e1 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55970d91e780 - std::panicking::rust_panic_with_hook::h70db735e3a6e70cb [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:595:17 [INFO] [stderr] 11: 0x55970d91e327 - std::panicking::begin_panic_handler::{{closure}}::h777c71c8e5a7e25c [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:495:13 [INFO] [stderr] 12: 0x55970d91c23c - std::sys_common::backtrace::__rust_end_short_backtrace::h3e9bf30168899554 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55970d91e2b9 - rust_begin_unwind [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55970d65b7e1 - core::panicking::panic_fmt::h5322a082d19786c3 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55970d65b72d - core::panicking::panic::haebb15b6842d6229 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/core/src/panicking.rs:50:5 [INFO] [stderr] 16: 0x55970d6936b7 - tonic_build::fmt::hbfa1d966301c4ef8 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.1/src/lib.rs:229:9 [INFO] [stderr] 17: 0x55970d690cf3 - tonic_build::Builder::compile::h12ec7d017e44941f [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.1/src/lib.rs:172:17 [INFO] [stderr] 18: 0x55970d690326 - tonic_build::compile_protos::h4f308e3c31e4411e [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.1/src/lib.rs:208:5 [INFO] [stderr] 19: 0x55970d66a035 - build_script_build::main::h061fc95ed7d87362 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:2:5 [INFO] [stderr] 20: 0x55970d66cfeb - core::ops::function::FnOnce::call_once::h734ad99d391800a8 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 21: 0x55970d667a5e - std::sys_common::backtrace::__rust_begin_short_backtrace::h906dda452876d845 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 22: 0x55970d690ea1 - std::rt::lang_start::{{closure}}::h98d8cd2503b238c2 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/rt.rs:66:18 [INFO] [stderr] 23: 0x55970d91ec5a - core::ops::function::impls:: for &F>::call_once::hbcc915e668c7ca11 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 24: 0x55970d91ec5a - std::panicking::try::do_call::h6b0f430d48122ddf [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:379:40 [INFO] [stderr] 25: 0x55970d91ec5a - std::panicking::try::h6ba420e2e21b5afa [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:343:19 [INFO] [stderr] 26: 0x55970d91ec5a - std::panic::catch_unwind::h8366719d1f615eee [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panic.rs:431:14 [INFO] [stderr] 27: 0x55970d91ec5a - std::rt::lang_start_internal::h965c28c9ce06ee73 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/rt.rs:51:25 [INFO] [stderr] 28: 0x55970d690e80 - std::rt::lang_start::hf11d93bd361866ba [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/rt.rs:65:5 [INFO] [stderr] 29: 0x55970d66a08c - main [INFO] [stderr] 30: 0x7f81172d50b3 - __libc_start_main [INFO] [stderr] 31: 0x55970d65bf1e - _start [INFO] [stderr] 32: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "fa8fd9bc2e99082bbf2dee0cbcc21a10daac652cc6517a3b9656ca514845731a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa8fd9bc2e99082bbf2dee0cbcc21a10daac652cc6517a3b9656ca514845731a", kill_on_drop: false }` [INFO] [stdout] fa8fd9bc2e99082bbf2dee0cbcc21a10daac652cc6517a3b9656ca514845731a