[INFO] crate rusty-p4-proto 0.1.0-alpha.3 is already in cache
[INFO] checking rusty-p4-proto-0.1.0-alpha.3 against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872
[INFO] extracting crate rusty-p4-proto 0.1.0-alpha.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rusty-p4-proto 0.1.0-alpha.3 on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rusty-p4-proto 0.1.0-alpha.3
[INFO] finished tweaking crates.io crate rusty-p4-proto 0.1.0-alpha.3
[INFO] tweaked toml for crates.io crate rusty-p4-proto 0.1.0-alpha.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "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" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "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] d59d6675fd8a0bc8d30356d4e51c6b6c25bc54e4bb3f40340390394e3c5961ef
[INFO] running `"docker" "start" "-a" "d59d6675fd8a0bc8d30356d4e51c6b6c25bc54e4bb3f40340390394e3c5961ef"`
[INFO] [stderr]     Checking multimap v0.8.1
[INFO] [stderr]     Checking petgraph v0.5.0
[INFO] [stderr]     Checking syn v1.0.17
[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]    Compiling async-trait v0.1.30
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking tower-discover v0.3.0
[INFO] [stderr]     Checking tower-load-shed v0.3.0
[INFO] [stderr]     Checking tower-retry v0.3.0
[INFO] [stderr]     Checking tower-util v0.3.1
[INFO] [stderr]     Checking tower-timeout v0.3.0
[INFO] [stderr]     Checking hyper v0.13.4
[INFO] [stderr]     Checking tower-load v0.3.0
[INFO] [stderr]     Checking tower-limit v0.3.1
[INFO] [stderr]     Checking async-stream v0.2.1
[INFO] [stderr]     Checking tracing v0.1.13
[INFO] [stderr]     Checking tower-buffer v0.3.0
[INFO] [stderr]     Checking tower-balance v0.3.0
[INFO] [stderr]     Checking tracing-futures v0.2.3
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]     Checking tower v0.3.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]     Checking tonic v0.1.1
[INFO] [stderr]     Checking prost-build v0.6.1
[INFO] [stderr]     Checking tonic-build v0.1.1
[INFO] [stderr]    Compiling rusty-p4-proto v0.1.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `rusty-p4-proto v0.1.0-alpha.3 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rusty-p4-proto-3226eaca0b43d37a/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 \'6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257\'\nTo install, run `rustup component add rustfmt --toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257`\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:     0x55dddb07f094 - backtrace::backtrace::libunwind::trace::hcdd38e03c5c0ae1d
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x55dddb07f094 - backtrace::backtrace::trace_unsynchronized::he5bd7c616dadfd7d
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55dddb07f094 - std::sys_common::backtrace::_print_fmt::h5c76d4ca71f55821
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x55dddb07f094 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h2c8c63d62d7bea1c
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x55dddb0aa63c - core::fmt::write::h97d981a565c87982
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x55dddb07c003 - std::io::Write::write_fmt::h76b54795ca4d1941
[INFO] [stderr]                                at src/libstd/io/mod.rs:1439
[INFO] [stderr]    6:     0x55dddb081e05 - std::sys_common::backtrace::_print::h93fb2909159290d7
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x55dddb081e05 - std::sys_common::backtrace::print::ha755c3134746c2d0
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55dddb081e05 - std::panicking::default_hook::{{closure}}::h3a7ab24b109d5437
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x55dddb081b42 - std::panicking::default_hook::h2aa3c18a39936382
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x55dddb0824e5 - std::panicking::rust_panic_with_hook::h5035e60b675c5c99
[INFO] [stderr]                                at src/libstd/panicking.rs:515
[INFO] [stderr]   11:     0x55dddb011c11 - std::panicking::begin_panic::he2a0887009aad4c0
[INFO] [stderr]                                at /rustc/6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257/src/libstd/panicking.rs:438
[INFO] [stderr]   12:     0x55dddad7b30c - tonic_build::fmt::h4d7fd4db5697260e
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.1/src/lib.rs:229
[INFO] [stderr]   13:     0x55dddad48f3a - tonic_build::Builder::compile::h197571a914dab74e
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.1/src/lib.rs:172
[INFO] [stderr]   14:     0x55dddad4cc82 - build_script_build::main::h9c37e9b078d04660
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:2
[INFO] [stderr]   15:     0x55dddad4cdbb - std::rt::lang_start::{{closure}}::hcece295bbba43393
[INFO] [stderr]                                at /rustc/6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257/src/libstd/rt.rs:67
[INFO] [stderr]   16:     0x55dddb082928 - std::rt::lang_start_internal::{{closure}}::h749f73f80f2a20f1
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   17:     0x55dddb082928 - std::panicking::try::do_call::h34ae69cab909f7d2
[INFO] [stderr]                                at src/libstd/panicking.rs:331
[INFO] [stderr]   18:     0x55dddb082928 - std::panicking::try::he6d9ae6f665ea78e
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   19:     0x55dddb082928 - std::panic::catch_unwind::hb821659e1ed61148
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   20:     0x55dddb082928 - std::rt::lang_start_internal::hc7231d8ca9ca0aea
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   21:     0x55dddad4cd97 - std::rt::lang_start::h83f53cb7a9938cf9
[INFO] [stderr]                                at /rustc/6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257/src/libstd/rt.rs:67
[INFO] [stderr]   22:     0x55dddad4cd4a - main
[INFO] [stderr]   23:     0x7f38c1bd4b97 - __libc_start_main
[INFO] [stderr]   24:     0x55dddad2eb3a - _start
[INFO] [stderr]   25:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "d59d6675fd8a0bc8d30356d4e51c6b6c25bc54e4bb3f40340390394e3c5961ef"`
[INFO] running `"docker" "rm" "-f" "d59d6675fd8a0bc8d30356d4e51c6b6c25bc54e4bb3f40340390394e3c5961ef"`
[INFO] [stdout] d59d6675fd8a0bc8d30356d4e51c6b6c25bc54e4bb3f40340390394e3c5961ef