[INFO] cloning repository https://github.com/Urotea/rust_grpc_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Urotea/rust_grpc_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUrotea%2Frust_grpc_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUrotea%2Frust_grpc_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dea7f580e7692a97977c9bb521caeec1c0f8af26
[INFO] checking Urotea/rust_grpc_server against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUrotea%2Frust_grpc_server" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Urotea/rust_grpc_server on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Urotea/rust_grpc_server
[INFO] finished tweaking git repo https://github.com/Urotea/rust_grpc_server
[INFO] tweaked toml for git repo https://github.com/Urotea/rust_grpc_server written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Urotea/rust_grpc_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20b2a87efd1b769863ec9f7a812c9484ec179752b83ddb377b61a694f5aa117d
[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" "20b2a87efd1b769863ec9f7a812c9484ec179752b83ddb377b61a694f5aa117d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20b2a87efd1b769863ec9f7a812c9484ec179752b83ddb377b61a694f5aa117d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20b2a87efd1b769863ec9f7a812c9484ec179752b83ddb377b61a694f5aa117d", kill_on_drop: false }`
[INFO] [stdout] 20b2a87efd1b769863ec9f7a812c9484ec179752b83ddb377b61a694f5aa117d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 00f0d41ae6ab2f7705a221bd63a124aa850df30be9efaaee3c9c2a7c2876f800
[INFO] running `Command { std: "docker" "start" "-a" "00f0d41ae6ab2f7705a221bd63a124aa850df30be9efaaee3c9c2a7c2876f800", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]     Checking bytes v0.5.3
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]     Checking tower-layer v0.3.0
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]     Checking tracing-core v0.1.8
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking getrandom v0.1.13
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling prost-build v0.5.0
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]    Compiling tokio-macros v0.2.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.6
[INFO] [stderr]    Compiling async-stream-impl v0.2.0
[INFO] [stderr]    Compiling async-trait v0.1.22
[INFO] [stderr]    Compiling prost v0.5.0
[INFO] [stderr]    Compiling prost-types v0.5.0
[INFO] [stderr]     Checking async-stream v0.2.0
[INFO] [stderr]     Checking tokio v0.2.6
[INFO] [stderr]     Checking tracing v0.1.11
[INFO] [stderr]    Compiling tonic-build v0.1.0-beta.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 v0.2.0
[INFO] [stderr]     Checking tokio-util v0.2.0
[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 tower-retry 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]    Compiling rust_grpc_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking tower-balance v0.3.0
[INFO] [stderr]     Checking tower v0.3.0
[INFO] [stderr] error: failed to run custom build command for `rust_grpc_server v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rust_grpc_server-73d13026684fd39c/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 \'f82664191d0e8764b7435b9d72eb0e366b8b1464\'\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-0.1.0-beta.1/src/lib.rs:214:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55c6035beb70 - std::backtrace_rs::backtrace::libunwind::trace::h4dee703919bfd40a
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55c6035beb70 - std::backtrace_rs::backtrace::trace_unsynchronized::h457e839f1a563e20
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55c6035beb70 - std::sys_common::backtrace::_print_fmt::h86a55fb30f8393c8
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55c6035beb70 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7b3d6cac46d277e1
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55c6035da9df - core::fmt::write::h127419eb46f2ecc9
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/core/src/fmt/mod.rs:1092:17
[INFO] [stderr]      5:     0x55c6035bbf22 - std::io::Write::write_fmt::h6010cfbb4726588b
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/io/mod.rs:1572:15
[INFO] [stderr]      6:     0x55c6035c0fb5 - std::sys_common::backtrace::_print::h79b4f9652330cc9d
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55c6035c0fb5 - std::sys_common::backtrace::print::h330bb326a76af8cf
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55c6035c0fb5 - std::panicking::default_hook::{{closure}}::heb6a42a7d50a472e
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55c6035c0a63 - std::panicking::default_hook::h17e521ba6d68d6e1
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55c6035c15e0 - std::panicking::rust_panic_with_hook::h70db735e3a6e70cb
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/panicking.rs:595:17
[INFO] [stderr]     11:     0x55c6035c1127 - std::panicking::begin_panic_handler::{{closure}}::h777c71c8e5a7e25c
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/panicking.rs:495:13
[INFO] [stderr]     12:     0x55c6035bf02c - std::sys_common::backtrace::__rust_end_short_backtrace::h3e9bf30168899554
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55c6035c10b9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55c603308851 - core::panicking::panic_fmt::h5322a082d19786c3
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55c60330879d - core::panicking::panic::haebb15b6842d6229
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/core/src/panicking.rs:50:5
[INFO] [stderr]     16:     0x55c60333bcf7 - tonic_build::fmt::hc35ee183788f14e5
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.0-beta.1/src/lib.rs:214:9
[INFO] [stderr]     17:     0x55c603320627 - tonic_build::Builder::compile::h6de22de222b1ce71
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.0-beta.1/src/lib.rs:158:17
[INFO] [stderr]     18:     0x55c60331fdb6 - tonic_build::compile_protos::hc2b26f526716b723
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.0-beta.1/src/lib.rs:193:5
[INFO] [stderr]     19:     0x55c60331d358 - build_script_build::main::h5709fb4382a997a7
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:2:5
[INFO] [stderr]     20:     0x55c603318fcb - core::ops::function::FnOnce::call_once::h80b8add7e5bbe74c
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     21:     0x55c60332079e - std::sys_common::backtrace::__rust_begin_short_backtrace::hf0770d0cd91b0429
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     22:     0x55c60331c9f1 - std::rt::lang_start::{{closure}}::h140d0fd58b5bc195
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/rt.rs:66:18
[INFO] [stderr]     23:     0x55c6035c1aba - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hbcc915e668c7ca11
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     24:     0x55c6035c1aba - std::panicking::try::do_call::h6b0f430d48122ddf
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/panicking.rs:379:40
[INFO] [stderr]     25:     0x55c6035c1aba - std::panicking::try::h6ba420e2e21b5afa
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/panicking.rs:343:19
[INFO] [stderr]     26:     0x55c6035c1aba - std::panic::catch_unwind::h8366719d1f615eee
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/panic.rs:431:14
[INFO] [stderr]     27:     0x55c6035c1aba - std::rt::lang_start_internal::h965c28c9ce06ee73
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/rt.rs:51:25
[INFO] [stderr]     28:     0x55c60331c9d0 - std::rt::lang_start::h14ee743eb8817ce5
[INFO] [stderr]                                  at /rustc/f82664191d0e8764b7435b9d72eb0e366b8b1464/library/std/src/rt.rs:65:5
[INFO] [stderr]     29:     0x55c60331d44c - main
[INFO] [stderr]     30:     0x7fbadba160b3 - __libc_start_main
[INFO] [stderr]     31:     0x55c603308efe - _start
[INFO] [stderr]     32:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "00f0d41ae6ab2f7705a221bd63a124aa850df30be9efaaee3c9c2a7c2876f800", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00f0d41ae6ab2f7705a221bd63a124aa850df30be9efaaee3c9c2a7c2876f800", kill_on_drop: false }`
[INFO] [stdout] 00f0d41ae6ab2f7705a221bd63a124aa850df30be9efaaee3c9c2a7c2876f800