[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 master#5a45ab9738330fb317d49e3594c2db5248b1e971 for pr-136303
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDizans%2Fmapreduce-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dizans/mapreduce-rust on toolchain 5a45ab9738330fb317d49e3594c2db5248b1e971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "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-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded futures-core v0.3.1
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[INFO] [stderr]   Downloaded tracing-attributes v0.1.6
[INFO] [stderr]   Downloaded tracing-futures v0.2.1
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[INFO] [stderr]   Downloaded async-stream v0.2.1
[INFO] [stderr]   Downloaded multimap v0.8.0
[INFO] [stderr]   Downloaded prost-derive v0.6.1
[INFO] [stderr]   Downloaded prost v0.6.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fdd27d12baeff53cfe8161b3407926017fcd1556add15cd07bd73a448e5a796
[INFO] running `Command { std: "docker" "start" "-a" "5fdd27d12baeff53cfe8161b3407926017fcd1556add15cd07bd73a448e5a796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fdd27d12baeff53cfe8161b3407926017fcd1556add15cd07bd73a448e5a796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fdd27d12baeff53cfe8161b3407926017fcd1556add15cd07bd73a448e5a796", kill_on_drop: false }`
[INFO] [stdout] 5fdd27d12baeff53cfe8161b3407926017fcd1556add15cd07bd73a448e5a796
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1269f396b6f560969b05a15c2e6e327257200809c913fd151320d78172aeb577
[INFO] running `Command { std: "docker" "start" "-a" "1269f396b6f560969b05a15c2e6e327257200809c913fd151320d78172aeb577", 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
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[INFO] [stderr]     Checking cfg-if v0.1.10
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[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling autocfg v1.0.0
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[INFO] [stderr]    Compiling memchr v2.3.0
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[INFO] [stderr]    Compiling byteorder v1.3.4
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[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling multimap v0.8.0
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[INFO] [stderr]     Checking futures-io v0.3.1
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[INFO] [stderr]     Checking smallvec v1.2.0
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[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking matchers v0.0.1
[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 tracing v0.1.12
[INFO] [stderr]     Checking tokio v0.2.9
[INFO] [stderr]     Checking async-stream v0.2.1
[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 prost-types v0.6.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tower-ready-cache v0.3.0
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[INFO] [stderr]     Checking tower-make v0.3.0
[INFO] [stderr]     Checking tower-retry v0.3.0
[INFO] [stderr]     Checking tower-limit v0.3.0
[INFO] [stderr]     Checking tower-timeout v0.3.0
[INFO] [stderr]     Checking tokio-rustls v0.12.2
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking tower-balance v0.3.0
[INFO] [stderr]     Checking tower v0.3.1
[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] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/mr-55aba9264e148333/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   out: Output { status: ExitStatus(unix_wait_status(256)), stdout: "", stderr: "error: 'rustfmt' is not installed for the custom toolchain '5a45ab9738330fb317d49e3594c2db5248b1e971'.\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] 
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tonic-build-0.1.1/src/lib.rs:229:9:
[INFO] [stderr]   assertion failed: out.status.success()
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x58a48b998140 - std::backtrace_rs::backtrace::libunwind::trace::h00ed8f7a49b23656
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]      1:     0x58a48b998140 - std::backtrace_rs::backtrace::trace_unsynchronized::hb9a616e2fc1d376f
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x58a48b998140 - std::sys::backtrace::_print_fmt::h7db298e83a256d29
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x58a48b998140 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hd1ae340659526716
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x58a48b9bb8e3 - core::fmt::rt::Argument::fmt::hac01a348e20ee70d
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]      5:     0x58a48b9bb8e3 - core::fmt::write::hc504a50407028ef6
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/core/src/fmt/mod.rs:1449:21
[INFO] [stderr]      6:     0x58a48b994e13 - std::io::Write::write_fmt::ha00ae9415040e09a
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/io/mod.rs:1890:15
[INFO] [stderr]      7:     0x58a48b997f92 - std::sys::backtrace::BacktraceLock::print::h6f3c8a163b5a5ba5
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      8:     0x58a48b99927f - std::panicking::default_hook::{{closure}}::h4661160df59af739
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/panicking.rs:298:22
[INFO] [stderr]      9:     0x58a48b9990ea - std::panicking::default_hook::h79b0b0cb5c9a45eb
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/panicking.rs:325:9
[INFO] [stderr]     10:     0x58a48b999d73 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h716a6e4cdd483b46
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/alloc/src/boxed.rs:2030:9
[INFO] [stderr]     11:     0x58a48b999d73 - std::panicking::rust_panic_with_hook::he8f5885f4873cada
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/panicking.rs:839:13
[INFO] [stderr]     12:     0x58a48b9999f6 - std::panicking::begin_panic_handler::{{closure}}::hce5053f4756cff33
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/panicking.rs:697:13
[INFO] [stderr]     13:     0x58a48b998659 - std::sys::backtrace::__rust_end_short_backtrace::h634718bdeca7b4fe
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     14:     0x58a48b9996bd - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/panicking.rs:695:5
[INFO] [stderr]     15:     0x58a48b9baa40 - core::panicking::panic_fmt::h0e90de0256284326
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x58a48b9baacc - core::panicking::panic::h43c4bb4eab945c69
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/core/src/panicking.rs:145:5
[INFO] [stderr]     17:     0x58a48b7ccab0 - tonic_build::fmt::hd3129f783ac5b468
[INFO] [stderr]     18:     0x58a48b7a7599 - tonic_build::Builder::compile::h55f1f8c35591255f
[INFO] [stderr]     19:     0x58a48b7a6e8c - tonic_build::compile_protos::he57804ec090131b6
[INFO] [stderr]     20:     0x58a48b7c1555 - build_script_build::main::hb4d35cce7833c9cc
[INFO] [stderr]     21:     0x58a48b7b9c83 - core::ops::function::FnOnce::call_once::hd08a7fda60507ae8
[INFO] [stderr]     22:     0x58a48b7a7906 - std::sys::backtrace::__rust_begin_short_backtrace::h77e15ec70dec1939
[INFO] [stderr]     23:     0x58a48b7b9a29 - std::rt::lang_start::{{closure}}::h5fe2a520a60beb6e
[INFO] [stderr]     24:     0x58a48b990110 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h1b551c6ace84f634
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     25:     0x58a48b990110 - std::panicking::try::do_call::hcda773f48bd80f09
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/panicking.rs:587:40
[INFO] [stderr]     26:     0x58a48b990110 - std::panicking::try::h225c38e862182721
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/panicking.rs:550:19
[INFO] [stderr]     27:     0x58a48b990110 - std::panic::catch_unwind::h6eb4a99877840d20
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/panic.rs:358:14
[INFO] [stderr]     28:     0x58a48b990110 - std::rt::lang_start_internal::{{closure}}::h64597ebca62f6e02
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/rt.rs:168:24
[INFO] [stderr]     29:     0x58a48b990110 - std::panicking::try::do_call::ha3630280e291428a
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/panicking.rs:587:40
[INFO] [stderr]     30:     0x58a48b990110 - std::panicking::try::h13d8cfc120ae8ff3
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/panicking.rs:550:19
[INFO] [stderr]     31:     0x58a48b990110 - std::panic::catch_unwind::h9b1225c928e48a40
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/panic.rs:358:14
[INFO] [stderr]     32:     0x58a48b990110 - std::rt::lang_start_internal::h27f44511957e98ab
[INFO] [stderr]                                  at /rustc/5a45ab9738330fb317d49e3594c2db5248b1e971/library/std/src/rt.rs:164:5
[INFO] [stderr]     33:     0x58a48b7b9a11 - std::rt::lang_start::h31adca210d098807
[INFO] [stderr]     34:     0x58a48b7c15f5 - main
[INFO] [stderr]     35:     0x7f82b6bd6d90 - <unknown>
[INFO] [stderr]     36:     0x7f82b6bd6e40 - __libc_start_main
[INFO] [stderr]     37:     0x58a48b7a1505 - _start
[INFO] [stderr]     38:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1269f396b6f560969b05a15c2e6e327257200809c913fd151320d78172aeb577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1269f396b6f560969b05a15c2e6e327257200809c913fd151320d78172aeb577", kill_on_drop: false }`
[INFO] [stdout] 1269f396b6f560969b05a15c2e6e327257200809c913fd151320d78172aeb577
