[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#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDizans%2Fmapreduce-rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[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-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Dizans/mapreduce-rust on toolchain 438eb4c1a1c3841523d7f672601e8adbe04cff28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d020411998ebe6fbdac336fc02e993665a3794b9fae5e8c32c737a17b7b7cf04
[INFO] running `Command { std: "docker" "start" "-a" "d020411998ebe6fbdac336fc02e993665a3794b9fae5e8c32c737a17b7b7cf04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d020411998ebe6fbdac336fc02e993665a3794b9fae5e8c32c737a17b7b7cf04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d020411998ebe6fbdac336fc02e993665a3794b9fae5e8c32c737a17b7b7cf04", kill_on_drop: false }`
[INFO] [stdout] d020411998ebe6fbdac336fc02e993665a3794b9fae5e8c32c737a17b7b7cf04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64f9b970a3f04bf51e14de32eaf45715877c67845512ac324f0acf398dfcce06
[INFO] running `Command { std: "docker" "start" "-a" "64f9b970a3f04bf51e14de32eaf45715877c67845512ac324f0acf398dfcce06", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking futures-core v0.3.1
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking bytes v0.5.3
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking pin-project-lite v0.1.2
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]     Checking futures-sink v0.3.1
[INFO] [stderr]     Checking tracing-core v0.1.9
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking tower-layer v0.3.0
[INFO] [stderr]     Checking untrusted v0.7.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking regex-syntax v0.6.13
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling petgraph v0.5.0
[INFO] [stderr]    Compiling multimap v0.8.0
[INFO] [stderr]    Compiling which v3.1.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling ring v0.16.11
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking sharded-slab v0.0.8
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking http-body v0.3.1
[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 async-stream v0.2.1
[INFO] [stderr]     Checking tokio v0.2.9
[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 prost-types v0.6.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tower-ready-cache v0.3.0
[INFO] [stderr]     Checking tower-timeout v0.3.0
[INFO] [stderr]     Checking tower-load v0.3.0
[INFO] [stderr]     Checking tower-limit v0.3.0
[INFO] [stderr]     Checking tower-buffer v0.3.0
[INFO] [stderr]     Checking tower-make v0.3.0
[INFO] [stderr]     Checking tower-retry v0.3.0
[INFO] [stderr]     Checking tokio-rustls v0.12.2
[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]    Compiling mr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking hyper v0.13.2
[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-14cee5e4a5d7e6cd/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 '438eb4c1a1c3841523d7f672601e8adbe04cff28'.\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' (1716) 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:     0x5cf945262e82 - std::backtrace_rs::backtrace::libunwind::trace::h616ec230c5e48833
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5cf945262e82 - std::backtrace_rs::backtrace::trace_unsynchronized::h1cb9ba010d408e85
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5cf945262e82 - std::sys::backtrace::_print_fmt::h423772e3ab37228d
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5cf945262e82 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h1b20bf43538739a7
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5cf94527314f - core::fmt::rt::Argument::fmt::hdc121315d91682d8
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5cf94527314f - core::fmt::write::h8b43cab19ae1983d
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x5cf945236aa3 - std::io::default_write_fmt::he3cda771937121ba
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5cf945236aa3 - std::io::Write::write_fmt::he6ba151b4ec7471d
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5cf9452411b2 - std::sys::backtrace::BacktraceLock::print::h071283e026a65e09
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5cf9452434ef - std::panicking::default_hook::{{closure}}::h8648822bb5a469ca
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x5cf945243349 - std::panicking::default_hook::h9a8734a4c300303d
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x5cf945243baf - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h66d6141df01f525c
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/alloc/src/boxed.rs:2018:9
[INFO] [stderr]     12:     0x5cf945243baf - std::panicking::panic_with_hook::h07e66ce18b93f67f
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panicking.rs:842:13
[INFO] [stderr]     13:     0x5cf945243926 - std::panicking::panic_handler::{{closure}}::h30e90fd534d9b1a9
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panicking.rs:700:13
[INFO] [stderr]     14:     0x5cf9452412e9 - std::sys::backtrace::__rust_end_short_backtrace::h4667bac268f68e7d
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     15:     0x5cf94522a39d - __rustc[46abfc8fab5e70aa]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panicking.rs:698:5
[INFO] [stderr]     16:     0x5cf945277080 - core::panicking::panic_fmt::hb22f86c4fe9ab4a0
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/core/src/panicking.rs:80:14
[INFO] [stderr]     17:     0x5cf94527705c - core::panicking::panic::h46dc02c406b45d79
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/core/src/panicking.rs:150:5
[INFO] [stderr]     18:     0x5cf9450848a9 - tonic_build::fmt::hffab9d3c02a9404f
[INFO] [stderr]     19:     0x5cf94505f22e - tonic_build::Builder::compile::hae26f23dd3a75205
[INFO] [stderr]     20:     0x5cf94505eb1c - tonic_build::compile_protos::h2d0a3b007a110b40
[INFO] [stderr]     21:     0x5cf945069735 - build_script_build::main::hd2f41d6ad038dbd8
[INFO] [stderr]     22:     0x5cf94505f743 - core::ops::function::FnOnce::call_once::h75feb85119788768
[INFO] [stderr]     23:     0x5cf945069b26 - std::sys::backtrace::__rust_begin_short_backtrace::h034ffdbdb619dba4
[INFO] [stderr]     24:     0x5cf9450699d9 - std::rt::lang_start::{{closure}}::h144e0d0159aa6c38
[INFO] [stderr]     25:     0x5cf945238260 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h1bbfd62f68f057d9
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     26:     0x5cf945238260 - std::panicking::catch_unwind::do_call::hee035b3c2920b908
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panicking.rs:590:40
[INFO] [stderr]     27:     0x5cf945238260 - std::panicking::catch_unwind::h9decfeaa9848961c
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panicking.rs:553:19
[INFO] [stderr]     28:     0x5cf945238260 - std::panic::catch_unwind::hcdea1fe72f085026
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x5cf945238260 - std::rt::lang_start_internal::{{closure}}::h7ee72e2bc04047ad
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/rt.rs:175:24
[INFO] [stderr]     30:     0x5cf945238260 - std::panicking::catch_unwind::do_call::h9dbd3371bbdb444c
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panicking.rs:590:40
[INFO] [stderr]     31:     0x5cf945238260 - std::panicking::catch_unwind::hc0bf821dd763cfc4
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panicking.rs:553:19
[INFO] [stderr]     32:     0x5cf945238260 - std::panic::catch_unwind::h560d9660858f6b78
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/panic.rs:359:14
[INFO] [stderr]     33:     0x5cf945238260 - std::rt::lang_start_internal::he2bdaa4ecf39e479
[INFO] [stderr]                                  at /rustc/438eb4c1a1c3841523d7f672601e8adbe04cff28/library/std/src/rt.rs:171:5
[INFO] [stderr]     34:     0x5cf9450699c1 - std::rt::lang_start::h9c1404d113d0d16c
[INFO] [stderr]     35:     0x5cf945074a25 - main
[INFO] [stderr]     36:     0x7df4f6da11ca - <unknown>
[INFO] [stderr]     37:     0x7df4f6da128b - __libc_start_main
[INFO] [stderr]     38:     0x5cf94505ce75 - _start
[INFO] [stderr]     39:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "64f9b970a3f04bf51e14de32eaf45715877c67845512ac324f0acf398dfcce06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64f9b970a3f04bf51e14de32eaf45715877c67845512ac324f0acf398dfcce06", kill_on_drop: false }`
[INFO] [stdout] 64f9b970a3f04bf51e14de32eaf45715877c67845512ac324f0acf398dfcce06
