[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] testing Dizans/mapreduce-rust against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDizans%2Fmapreduce-rust" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Dizans/mapreduce-rust on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-9/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 72b1abf46dcca2d533878f810ca2127ace47fe221a26338a65ffcc5dc9807af2 [INFO] running `Command { std: "docker" "start" "-a" "72b1abf46dcca2d533878f810ca2127ace47fe221a26338a65ffcc5dc9807af2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "72b1abf46dcca2d533878f810ca2127ace47fe221a26338a65ffcc5dc9807af2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72b1abf46dcca2d533878f810ca2127ace47fe221a26338a65ffcc5dc9807af2", kill_on_drop: false }` [INFO] [stdout] 72b1abf46dcca2d533878f810ca2127ace47fe221a26338a65ffcc5dc9807af2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cfaeb8156827f0467bbf7b828598bbf84f286b353f301507b93ef1a352faa58d [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" "cfaeb8156827f0467bbf7b828598bbf84f286b353f301507b93ef1a352faa58d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling proc-macro2 v1.0.7 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling bytes v0.5.3 [INFO] [stderr] Compiling futures-core v0.3.1 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling pin-project-lite v0.1.2 [INFO] [stderr] Compiling tower-service v0.3.0 [INFO] [stderr] Compiling futures-sink v0.3.1 [INFO] [stderr] Compiling anyhow v1.0.26 [INFO] [stderr] Compiling pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling futures-task v0.3.1 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling tower-layer v0.3.0 [INFO] [stderr] Compiling untrusted v0.7.0 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling regex-syntax v0.6.13 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling multimap v0.8.0 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling try-lock v0.2.2 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling futures-io v0.3.1 [INFO] [stderr] Compiling smallvec v1.2.0 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling ring v0.16.11 [INFO] [stderr] Compiling tracing-core v0.1.9 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling sharded-slab v0.0.8 [INFO] [stderr] Compiling futures-channel v0.3.1 [INFO] [stderr] Compiling futures-util v0.3.1 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling http v0.2.0 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling tracing-log v0.1.1 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.12.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling which v3.1.0 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling petgraph v0.5.0 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling mio v0.6.21 [INFO] [stderr] Compiling prost-build v0.6.1 [INFO] [stderr] Compiling futures v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling regex v1.3.3 [INFO] [stderr] Compiling regex-automata v0.1.8 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling http-body v0.3.1 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling matchers v0.0.1 [INFO] [stderr] Compiling webpki v0.21.2 [INFO] [stderr] Compiling sct v0.6.0 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling 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] Compiling tokio v0.2.9 [INFO] [stderr] Compiling async-stream v0.2.1 [INFO] [stderr] Compiling tracing v0.1.12 [INFO] [stderr] Compiling pin-project v0.4.6 [INFO] [stderr] Compiling tower-discover v0.3.0 [INFO] [stderr] Compiling tower-util v0.3.0 [INFO] [stderr] Compiling tower-load-shed v0.3.0 [INFO] [stderr] Compiling tracing-futures v0.2.1 [INFO] [stderr] Compiling prost v0.6.1 [INFO] [stderr] Compiling tokio-util v0.2.0 [INFO] [stderr] Compiling tower-limit v0.3.0 [INFO] [stderr] Compiling tower-load v0.3.0 [INFO] [stderr] Compiling tower-make v0.3.0 [INFO] [stderr] Compiling tower-buffer v0.3.0 [INFO] [stderr] Compiling tower-ready-cache v0.3.0 [INFO] [stderr] Compiling tower-retry v0.3.0 [INFO] [stderr] Compiling tower-timeout v0.3.0 [INFO] [stderr] Compiling tokio-rustls v0.12.2 [INFO] [stderr] Compiling prost-types v0.6.1 [INFO] [stderr] Compiling h2 v0.2.1 [INFO] [stderr] Compiling tower v0.3.1 [INFO] [stderr] Compiling tower-balance v0.3.0 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling tonic-build v0.1.1 [INFO] [stderr] Compiling 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-2c37b33d70f0cb97/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 'b70888601af92f6cdc0364abab3446e418b91d36'\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: 0x55a699e696c0 - std::backtrace_rs::backtrace::libunwind::trace::h99dbb39dca18857d [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55a699e696c0 - std::backtrace_rs::backtrace::trace_unsynchronized::h832861927e9cfedf [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55a699e696c0 - std::sys_common::backtrace::_print_fmt::h3d18154c77dcf310 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55a699e696c0 - ::fmt::he312f4ad5b9bb346 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55a699e88a2c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x55a699e66d25 - std::io::Write::write_fmt::h6aced00850e8186f [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/io/mod.rs:1665:15 [INFO] [stderr] 6: 0x55a699e6bbbb - std::sys_common::backtrace::_print::h65d996766de40da4 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55a699e6bbbb - std::sys_common::backtrace::print::h40df9727e635f303 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55a699e6bbbb - std::panicking::default_hook::{{closure}}::hd2da4327dea91a51 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55a699e6b691 - std::panicking::default_hook::h3d55120ad6ada158 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55a699e6c2a9 - std::panicking::rust_panic_with_hook::hf85dd0bb545e3b55 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:626:17 [INFO] [stderr] 11: 0x55a699e6bd37 - std::panicking::begin_panic_handler::{{closure}}::h736ae969434da9fa [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:517:13 [INFO] [stderr] 12: 0x55a699e69b9c - std::sys_common::backtrace::__rust_end_short_backtrace::h6133bb80b1d6c3e0 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55a699e6bcc9 - rust_begin_unwind [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x55a699bb5861 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55a699bb57ad - core::panicking::panic::hd695e3b1d0dd4ef4 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/panicking.rs:50:5 [INFO] [stderr] 16: 0x55a699beead5 - tonic_build::fmt::h015d10381d1a0da9 [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: 0x55a699bc77c8 - tonic_build::Builder::compile::h345cbac1371abd00 [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: 0x55a699bc6e05 - tonic_build::compile_protos::h658cee374b533a53 [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: 0x55a699beb4a5 - build_script_build::main::hea7a686882309ec8 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:2:5 [INFO] [stderr] 20: 0x55a699bc3fbb - core::ops::function::FnOnce::call_once::h261f87e6e1f58e8c [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 21: 0x55a699bc3dfe - std::sys_common::backtrace::__rust_begin_short_backtrace::h707fba70a90bb481 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 22: 0x55a699bea3c1 - std::rt::lang_start::{{closure}}::h17f0408222c5916f [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/rt.rs:63:18 [INFO] [stderr] 23: 0x55a699e6c88a - core::ops::function::impls:: for &F>::call_once::h5a0483c8d4e9c15d [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 24: 0x55a699e6c88a - std::panicking::try::do_call::h6ad7918f175f6ddd [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:401:40 [INFO] [stderr] 25: 0x55a699e6c88a - std::panicking::try::hcd5af58f52320690 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:365:19 [INFO] [stderr] 26: 0x55a699e6c88a - std::panic::catch_unwind::hf1ae33ba67228f1e [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:434:14 [INFO] [stderr] 27: 0x55a699e6c88a - std::rt::lang_start_internal::{{closure}}::h4a87bc0aa1312dc5 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/rt.rs:45:48 [INFO] [stderr] 28: 0x55a699e6c88a - std::panicking::try::do_call::h1ade2a52932fc900 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:401:40 [INFO] [stderr] 29: 0x55a699e6c88a - std::panicking::try::h6f4a87ad169e174b [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:365:19 [INFO] [stderr] 30: 0x55a699e6c88a - std::panic::catch_unwind::h043c7f08019f9e2a [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:434:14 [INFO] [stderr] 31: 0x55a699e6c88a - std::rt::lang_start_internal::h82825699ebfd70bd [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/rt.rs:45:20 [INFO] [stderr] 32: 0x55a699bea390 - std::rt::lang_start::h23c3862168da86b6 [INFO] [stderr] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/rt.rs:62:5 [INFO] [stderr] 33: 0x55a699beb4fc - main [INFO] [stderr] 34: 0x7fdf8e7250b3 - __libc_start_main [INFO] [stderr] 35: 0x55a699bb5ffe - _start [INFO] [stderr] 36: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "cfaeb8156827f0467bbf7b828598bbf84f286b353f301507b93ef1a352faa58d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cfaeb8156827f0467bbf7b828598bbf84f286b353f301507b93ef1a352faa58d", kill_on_drop: false }` [INFO] [stdout] cfaeb8156827f0467bbf7b828598bbf84f286b353f301507b93ef1a352faa58d