[INFO] fetching crate chirpstack_api 3.2.0...
[INFO] checking chirpstack_api-3.2.0 against try#89c05fd3cc6404a13e1bd71450c6132a2755fa4b for pr-69741
[INFO] extracting crate chirpstack_api 3.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate chirpstack_api 3.2.0 on toolchain 89c05fd3cc6404a13e1bd71450c6132a2755fa4b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate chirpstack_api 3.2.0
[INFO] finished tweaking crates.io crate chirpstack_api 3.2.0
[INFO] tweaked toml for crates.io crate chirpstack_api 3.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+89c05fd3cc6404a13e1bd71450c6132a2755fa4b" "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] 7b665d5e1ff3afa4cc6ffa8697ecd327479ba162e9088229abc00d4970de54c4
[INFO] running `"docker" "start" "-a" "7b665d5e1ff3afa4cc6ffa8697ecd327479ba162e9088229abc00d4970de54c4"`
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.7
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[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 tokio v0.2.13
[INFO] [stderr]     Checking async-stream v0.2.1
[INFO] [stderr]     Checking tracing v0.1.13
[INFO] [stderr]     Checking tracing-futures v0.2.3
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tower-timeout v0.3.0
[INFO] [stderr]     Checking tower-limit v0.3.0
[INFO] [stderr]     Checking tower-load v0.3.0
[INFO] [stderr]     Checking tower-make v0.3.0
[INFO] [stderr]     Checking tower-buffer v0.3.0
[INFO] [stderr]     Checking tower-retry v0.3.0
[INFO] [stderr]     Checking tower-ready-cache v0.3.1
[INFO] [stderr]     Checking tower-balance v0.3.0
[INFO] [stderr]     Checking h2 v0.2.2
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]     Checking tower v0.3.1
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling tonic-build v0.1.1
[INFO] [stderr]     Checking hyper v0.13.3
[INFO] [stderr]    Compiling chirpstack_api v3.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tonic v0.1.1
[INFO] [stderr] error: failed to run custom build command for `chirpstack_api v3.2.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/chirpstack_api-c77d0385ef58cd4b/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 \'89c05fd3cc6404a13e1bd71450c6132a2755fa4b\'\nTo install, run `rustup component add rustfmt --toolchain 89c05fd3cc6404a13e1bd71450c6132a2755fa4b`\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:     0x555767451dd4 - backtrace::backtrace::libunwind::trace::h91d1589f784e7177
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x555767451dd4 - backtrace::backtrace::trace_unsynchronized::h9ec8949702a1f108
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x555767451dd4 - std::sys_common::backtrace::_print_fmt::h97468752f36a9a0e
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x555767451dd4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::ha27a4263940af5a9
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x5557674782ac - core::fmt::write::h061ec21cc1fda96c
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1063
[INFO] [stderr]    5:     0x55576744eda7 - std::io::Write::write_fmt::ha58db9b6b5ace99d
[INFO] [stderr]                                at src/libstd/io/mod.rs:1428
[INFO] [stderr]    6:     0x555767454a25 - std::sys_common::backtrace::_print::h92d96c5907bac82b
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x555767454a25 - std::sys_common::backtrace::print::hb08c4606d19eee23
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x555767454a25 - std::panicking::default_hook::{{closure}}::h28e247f6a0250f5d
[INFO] [stderr]                                at src/libstd/panicking.rs:204
[INFO] [stderr]    9:     0x555767454772 - std::panicking::default_hook::h3647fb19c6fd2d5c
[INFO] [stderr]                                at src/libstd/panicking.rs:224
[INFO] [stderr]   10:     0x555767455105 - std::panicking::rust_panic_with_hook::h38d69a94e615bc72
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]   11:     0x5557673d4761 - std::panicking::begin_panic::h4686ef25ce72f400
[INFO] [stderr]                                at /rustc/89c05fd3cc6404a13e1bd71450c6132a2755fa4b/src/libstd/panicking.rs:397
[INFO] [stderr]   12:     0x55576716b15c - tonic_build::fmt::h3dea34bccc8241b5
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.1/src/lib.rs:229
[INFO] [stderr]   13:     0x555767166aaa - tonic_build::Builder::compile::hee33746f3a7d90ca
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.1/src/lib.rs:172
[INFO] [stderr]   14:     0x5557671626ff - build_script_build::main::h381af6401cfe4006
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:18
[INFO] [stderr]   15:     0x55576713c86b - std::rt::lang_start::{{closure}}::h0bc6b452237d0108
[INFO] [stderr]                                at /rustc/89c05fd3cc6404a13e1bd71450c6132a2755fa4b/src/libstd/rt.rs:67
[INFO] [stderr]   16:     0x555767454b43 - std::rt::lang_start_internal::{{closure}}::hf3e6a4ec162517f7
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   17:     0x555767454b43 - std::panicking::try::do_call::h77ed59d4706bc4a8
[INFO] [stderr]                                at src/libstd/panicking.rs:303
[INFO] [stderr]   18:     0x55576745c7c7 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:86
[INFO] [stderr]   19:     0x55576745562b - std::panicking::try::h3e27a5213663f467
[INFO] [stderr]                                at src/libstd/panicking.rs:281
[INFO] [stderr]   20:     0x55576745562b - std::panic::catch_unwind::ha46de5fecc0d9a90
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   21:     0x55576745562b - std::rt::lang_start_internal::hb81abf531274a39e
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   22:     0x55576713c847 - std::rt::lang_start::h383bbd39352563ae
[INFO] [stderr]                                at /rustc/89c05fd3cc6404a13e1bd71450c6132a2755fa4b/src/libstd/rt.rs:67
[INFO] [stderr]   23:     0x5557671644ea - main
[INFO] [stderr]   24:     0x7f2f055bcb97 - __libc_start_main
[INFO] [stderr]   25:     0x55576711f99a - _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" "7b665d5e1ff3afa4cc6ffa8697ecd327479ba162e9088229abc00d4970de54c4"`
[INFO] running `"docker" "rm" "-f" "7b665d5e1ff3afa4cc6ffa8697ecd327479ba162e9088229abc00d4970de54c4"`
[INFO] [stdout] 7b665d5e1ff3afa4cc6ffa8697ecd327479ba162e9088229abc00d4970de54c4