[INFO] updating cached repository https://github.com/Dizans/mapreduce-rust
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5eda0196847757393e4b8b23642aafe1ef62de77
[INFO] checking Dizans/mapreduce-rust against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDizans%2Fmapreduce-rust" "/workspace/builds/worker-5/source"`
[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 bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[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 `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 208bc5cb3246b2247793a4db800f1ff9ffc828a67ccdd2cdb341577de963d90b
[INFO] running `"docker" "start" "-a" "208bc5cb3246b2247793a4db800f1ff9ffc828a67ccdd2cdb341577de963d90b"`
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]    Compiling bytes v0.5.3
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]     Checking tracing-core v0.1.9
[INFO] [stderr]    Compiling ring v0.16.11
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling tokio-macros v0.2.3
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.6
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling async-trait v0.1.24
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking tower-discover v0.3.0
[INFO] [stderr]     Checking tower-load-shed v0.3.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking tracing-serde v0.1.0
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking async-stream v0.2.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking tokio v0.2.9
[INFO] [stderr]     Checking tower-util v0.3.0
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking tracing v0.1.12
[INFO] [stderr]     Checking tracing-subscriber v0.2.0
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stderr]     Checking tracing-futures v0.2.1
[INFO] [stderr]     Checking rustls v0.16.0
[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-buffer v0.3.0
[INFO] [stderr]     Checking tower-limit v0.3.0
[INFO] [stderr]     Checking tower-timeout v0.3.0
[INFO] [stderr]     Checking tower-make v0.3.0
[INFO] [stderr]     Checking tower-ready-cache v0.3.0
[INFO] [stderr]     Checking prost-types v0.6.1
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking tower v0.3.1
[INFO] [stderr]     Checking tower-balance v0.3.0
[INFO] [stderr]     Checking tokio-rustls v0.12.2
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking hyper v0.13.2
[INFO] [stderr]    Compiling tonic-build v0.1.1
[INFO] [stderr]    Compiling mr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tonic v0.1.1
[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-200aae34515bfcee/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] out: Output { status: ExitStatus(ExitStatus(256)), stdout: "", stderr: "error: \'rustfmt\' is not installed for the toolchain \'bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc\'\nTo install, run `rustup component add rustfmt --toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc`\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:     0x55c946919864 - backtrace::backtrace::libunwind::trace::hda902e3a4eb9d449
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x55c946919864 - backtrace::backtrace::trace_unsynchronized::h06df0062bb63b7e2
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55c946919864 - std::sys_common::backtrace::_print_fmt::ha5249daf78f399e8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x55c946919864 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h68243ef2eafa8843
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x55c94693ef9c - core::fmt::write::h8b50d07b82ae3922
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x55c946916743 - std::io::Write::write_fmt::h9a5b9a212b705549
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x55c94691c5d5 - std::sys_common::backtrace::_print::hcd11fe8eb9e7335d
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x55c94691c5d5 - std::sys_common::backtrace::print::h475286256f91474c
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55c94691c5d5 - std::panicking::default_hook::{{closure}}::h2a45e9d6ef27161b
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x55c94691c312 - std::panicking::default_hook::h76adec688b27abdd
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x55c94691ccb5 - std::panicking::rust_panic_with_hook::h121f4f2c52efbcbf
[INFO] [stderr]                                at src/libstd/panicking.rs:515
[INFO] [stderr]   11:     0x55c94689e231 - std::panicking::begin_panic::hc819e742979fbd43
[INFO] [stderr]                                at /rustc/bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc/src/libstd/panicking.rs:438
[INFO] [stderr]   12:     0x55c94662ad7c - tonic_build::fmt::hfa5da387bc7af35d
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.1/src/lib.rs:229
[INFO] [stderr]   13:     0x55c946625faa - tonic_build::Builder::compile::hbd07cb53f8e57aed
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.1/src/lib.rs:172
[INFO] [stderr]   14:     0x55c9466257bf - tonic_build::compile_protos::hb411da4b751551a8
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.1/src/lib.rs:208
[INFO] [stderr]   15:     0x55c9465f63ad - build_script_build::main::h67671712a41697e5
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:2
[INFO] [stderr]   16:     0x55c9465fa84b - std::rt::lang_start::{{closure}}::h2a4500351d886d80
[INFO] [stderr]                                at /rustc/bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x55c94691d0f8 - std::rt::lang_start_internal::{{closure}}::h15b56bd7f81214ad
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x55c94691d0f8 - std::panicking::try::do_call::hbe8467da291bc822
[INFO] [stderr]                                at src/libstd/panicking.rs:331
[INFO] [stderr]   19:     0x55c94691d0f8 - std::panicking::try::hde3b5cbc6989304d
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   20:     0x55c94691d0f8 - std::panic::catch_unwind::h56844acb323fdd6c
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   21:     0x55c94691d0f8 - std::rt::lang_start_internal::hae379591a9420b87
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   22:     0x55c9465fa827 - std::rt::lang_start::h06637c530c19121e
[INFO] [stderr]                                at /rustc/bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc/src/libstd/rt.rs:67
[INFO] [stderr]   23:     0x55c9465f63fa - main
[INFO] [stderr]   24:     0x7f1a55e68b97 - __libc_start_main
[INFO] [stderr]   25:     0x55c9465dc58a - _start
[INFO] [stderr]   26:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "208bc5cb3246b2247793a4db800f1ff9ffc828a67ccdd2cdb341577de963d90b"`
[INFO] running `"docker" "rm" "-f" "208bc5cb3246b2247793a4db800f1ff9ffc828a67ccdd2cdb341577de963d90b"`
[INFO] [stdout] 208bc5cb3246b2247793a4db800f1ff9ffc828a67ccdd2cdb341577de963d90b
