[INFO] fetching crate chirpstack_api 3.8.1...
[INFO] checking chirpstack_api-3.8.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate chirpstack_api 3.8.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate chirpstack_api 3.8.1 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chirpstack_api 3.8.1
[INFO] finished tweaking crates.io crate chirpstack_api 3.8.1
[INFO] tweaked toml for crates.io crate chirpstack_api 3.8.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tower-timeout v0.3.0
[INFO] [stderr]   Downloaded tower-make v0.3.0
[INFO] [stderr]   Downloaded prost-types v0.6.1
[INFO] [stderr]   Downloaded prost-derive v0.6.1
[INFO] [stderr]   Downloaded tower-load-shed v0.3.0
[INFO] [stderr]   Downloaded tracing-futures v0.2.4
[INFO] [stderr]   Downloaded tower-buffer v0.3.0
[INFO] [stderr]   Downloaded tower v0.3.1
[INFO] [stderr]   Downloaded tower-balance v0.3.0
[INFO] [stderr]   Downloaded tower-discover v0.3.0
[INFO] [stderr]   Downloaded tower-retry v0.3.0
[INFO] [stderr]   Downloaded tonic-build v0.1.1
[INFO] [stderr]   Downloaded tower-layer v0.3.0
[INFO] [stderr]   Downloaded prost v0.6.1
[INFO] [stderr]   Downloaded tower-limit v0.3.1
[INFO] [stderr]   Downloaded tower-load v0.3.0
[INFO] [stderr]   Downloaded tower-util v0.3.1
[INFO] [stderr]   Downloaded tonic v0.1.1
[INFO] [stderr]   Downloaded multimap v0.8.2
[INFO] [stderr]   Downloaded tower-ready-cache v0.3.1
[INFO] [stderr]   Downloaded prost-build v0.6.1
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a88003962e5b222f023470d9bb0f424af92269eddda077929226e658533c6aac
[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" "a88003962e5b222f023470d9bb0f424af92269eddda077929226e658533c6aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a88003962e5b222f023470d9bb0f424af92269eddda077929226e658533c6aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a88003962e5b222f023470d9bb0f424af92269eddda077929226e658533c6aac", kill_on_drop: false }`
[INFO] [stdout] a88003962e5b222f023470d9bb0f424af92269eddda077929226e658533c6aac
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7da92cb77622bab93a3617a368ce09f2bc9909d359dcff117691638ba2a05ef1
[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" "7da92cb77622bab93a3617a368ce09f2bc9909d359dcff117691638ba2a05ef1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking tower-layer v0.3.0
[INFO] [stderr]     Checking futures-task v0.3.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling multimap v0.8.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.26
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking async-stream v0.2.1
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking pin-project v0.4.26
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking tower-discover v0.3.0
[INFO] [stderr]     Checking tower-load-shed v0.3.0
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]     Checking prost-types v0.6.1
[INFO] [stderr]     Checking tower-load v0.3.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[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-timeout v0.3.0
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tower-limit v0.3.1
[INFO] [stderr]     Checking tower-ready-cache v0.3.1
[INFO] [stderr]     Checking tower-util v0.3.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking tower-balance v0.3.0
[INFO] [stderr]     Checking tower v0.3.1
[INFO] [stderr]    Compiling tonic-build v0.1.1
[INFO] [stderr]    Compiling chirpstack_api v3.8.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `chirpstack_api v3.8.1 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/chirpstack_api-379c2e4fe829d824/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 \'f47dd4da3ae8c32c9e65d307bfe640b143e674df\'\nTo install, run `rustup component add rustfmt --toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df`\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:     0x55f37dd260c0 - std::backtrace_rs::backtrace::libunwind::trace::he85dfb3ae4206056
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x55f37dd260c0 - std::backtrace_rs::backtrace::trace_unsynchronized::h1ad28094d7b00c21
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x55f37dd260c0 - std::sys_common::backtrace::_print_fmt::h901b54610713cd21
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x55f37dd260c0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb0ad78ee1571f7e0
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x55f37dd4af5c - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]      5:     0x55f37dd22f62 - std::io::Write::write_fmt::hf7b7d7b243f84a36
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/io/mod.rs:1516
[INFO] [stderr]      6:     0x55f37dd2889d - std::sys_common::backtrace::_print::hd093978a5287b8ff
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x55f37dd2889d - std::sys_common::backtrace::print::h20f46787581d56d7
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x55f37dd2889d - std::panicking::default_hook::{{closure}}::h486cbb4b82ffc357
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:208
[INFO] [stderr]      9:     0x55f37dd28548 - std::panicking::default_hook::h4190c9e3edd4d591
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:227
[INFO] [stderr]     10:     0x55f37dd28fa6 - std::panicking::rust_panic_with_hook::h72e78719cdda225c
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:581
[INFO] [stderr]     11:     0x55f37dcc3f4c - std::panicking::begin_panic::{{closure}}::haccc76c90f6edd49
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:506
[INFO] [stderr]     12:     0x55f37dcc3dc9 - std::sys_common::backtrace::__rust_end_short_backtrace::hef14cb1cc027a4e7
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x55f37dcc3e77 - std::panicking::begin_panic::he802d14e6aa2e508
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:505
[INFO] [stderr]     14:     0x55f37da5ff5d - tonic_build::fmt::h222851ef53045130
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.1/src/lib.rs:229
[INFO] [stderr]     15:     0x55f37da2e36b - tonic_build::Builder::compile::h8ac3994eb9ffb7af
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.1/src/lib.rs:172
[INFO] [stderr]     16:     0x55f37da5aee7 - build_script_build::main::haf33286c4c8a7311
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:18
[INFO] [stderr]     17:     0x55f37da34aeb - core::ops::function::FnOnce::call_once::h105144543e024cf4
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/ops/function.rs:227
[INFO] [stderr]     18:     0x55f37da30e7e - std::sys_common::backtrace::__rust_begin_short_backtrace::h2f7a3b2cc26b81c4
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     19:     0x55f37da34821 - std::rt::lang_start::{{closure}}::h9a273ae7fc00cdb0
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/rt.rs:66
[INFO] [stderr]     20:     0x55f37dd29497 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h5e15f43ce28787f7
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/ops/function.rs:259
[INFO] [stderr]     21:     0x55f37dd29497 - std::panicking::try::do_call::h764f1891769113e9
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:381
[INFO] [stderr]     22:     0x55f37dd29497 - std::panicking::try::h0f2fe4fdd5e0ad19
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:345
[INFO] [stderr]     23:     0x55f37dd29497 - std::panic::catch_unwind::h1634e40dd3a19f80
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panic.rs:382
[INFO] [stderr]     24:     0x55f37dd29497 - std::rt::lang_start_internal::h8d4bc7b854bbd5fe
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/rt.rs:51
[INFO] [stderr]     25:     0x55f37da347f7 - std::rt::lang_start::hfe04f1f376e06f30
[INFO] [stderr]                                  at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/rt.rs:65
[INFO] [stderr]     26:     0x55f37da5ceda - main
[INFO] [stderr]     27:     0x7f0bea4440b3 - __libc_start_main
[INFO] [stderr]     28:     0x55f37da190de - _start
[INFO] [stderr]     29:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7da92cb77622bab93a3617a368ce09f2bc9909d359dcff117691638ba2a05ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7da92cb77622bab93a3617a368ce09f2bc9909d359dcff117691638ba2a05ef1", kill_on_drop: false }`
[INFO] [stdout] 7da92cb77622bab93a3617a368ce09f2bc9909d359dcff117691638ba2a05ef1