[INFO] updating cached repository https://github.com/zakhenry/nightingale
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8d1badac482ff1f405608de60e65667ae3d598c1
[INFO] checking zakhenry/nightingale against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69880
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzakhenry%2Fnightingale" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zakhenry/nightingale on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/zakhenry/nightingale
[INFO] finished tweaking git repo https://github.com/zakhenry/nightingale
[INFO] tweaked toml for git repo https://github.com/zakhenry/nightingale written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/zakhenry/nightingale already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "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" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "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] 3e685f9f5eb05de4dfe041b3ee33545811ff8fd70537da47436865fcd4cb7e34
[INFO] running `"docker" "start" "-a" "3e685f9f5eb05de4dfe041b3ee33545811ff8fd70537da47436865fcd4cb7e34"`
[INFO] [stderr]    Compiling pin-project-internal v0.4.2
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]     Checking tower-layer v0.3.0-alpha.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking tracing-core v0.1.6
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling backtrace v0.3.37
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling prost-build v0.5.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking http-body v0.2.0-alpha.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.10
[INFO] [stderr]    Compiling tracing-attributes v0.1.4
[INFO] [stderr]    Compiling tokio-macros v0.2.0-alpha.6
[INFO] [stderr]    Compiling async-stream-impl v0.1.1
[INFO] [stderr]    Compiling async-trait v0.1.13
[INFO] [stderr]    Compiling prost v0.5.0
[INFO] [stderr]    Compiling prost-types v0.5.0
[INFO] [stderr]     Checking async-stream v0.1.2
[INFO] [stderr]    Compiling futures-select-macro-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-join-macro-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking tracing v0.1.9
[INFO] [stderr]     Checking pin-project v0.4.2
[INFO] [stderr]    Compiling tonic-build v0.1.0-alpha.6
[INFO] [stderr]     Checking tokio-io v0.2.0-alpha.6
[INFO] [stderr]     Checking tower-discover v0.3.0-alpha.2
[INFO] [stderr]     Checking tower-load-shed v0.3.0-alpha.2
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking tokio-codec v0.2.0-alpha.6
[INFO] [stderr]     Checking tower-make v0.3.0-alpha.2a
[INFO] [stderr]    Compiling nightingale v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-sync v0.2.0-alpha.6
[INFO] [stderr]     Checking tower-util v0.3.0-alpha.2
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.19
[INFO] [stderr] error: failed to run custom build command for `nightingale v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/nightingale-c531f44c902f5db4/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 \'3dbade652ed8ebac70f903e01f51cd92c4e4302c\'\nTo install, run `rustup component add rustfmt --toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c`\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-alpha.6/src/lib.rs:214:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55df943fa084 - backtrace::backtrace::libunwind::trace::hdc004fffd272f071
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x55df943fa084 - backtrace::backtrace::trace_unsynchronized::h609a1e165a63b730
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55df943fa084 - std::sys_common::backtrace::_print_fmt::h95318708fefaeefe
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x55df943fa084 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h590aefc216c9b5b2
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x55df9441a7cc - core::fmt::write::hced55d1e3f5eccac
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1063
[INFO] [stderr]    5:     0x55df943f6fc7 - std::io::Write::write_fmt::h908c091ec0665ba8
[INFO] [stderr]                                at src/libstd/io/mod.rs:1428
[INFO] [stderr]    6:     0x55df943fccd5 - std::sys_common::backtrace::_print::h3cfdd2b217db58ae
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x55df943fccd5 - std::sys_common::backtrace::print::h1552785754fbc7a8
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55df943fccd5 - std::panicking::default_hook::{{closure}}::ha0f47b7d85c7040d
[INFO] [stderr]                                at src/libstd/panicking.rs:204
[INFO] [stderr]    9:     0x55df943fca22 - std::panicking::default_hook::h03ad8166758c7f60
[INFO] [stderr]                                at src/libstd/panicking.rs:224
[INFO] [stderr]   10:     0x55df943fd3b5 - std::panicking::rust_panic_with_hook::h0d494ec3fd8df07b
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]   11:     0x55df943b0261 - std::panicking::begin_panic::h10e086cd0bb09cfe
[INFO] [stderr]                                at /rustc/3dbade652ed8ebac70f903e01f51cd92c4e4302c/src/libstd/panicking.rs:397
[INFO] [stderr]   12:     0x55df941367bc - tonic_build::fmt::h5eee86fbc9096c98
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.0-alpha.6/src/lib.rs:214
[INFO] [stderr]   13:     0x55df94111fc8 - tonic_build::Builder::compile::h9e01b6c98bd85a97
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.0-alpha.6/src/lib.rs:158
[INFO] [stderr]   14:     0x55df9411193a - tonic_build::compile_protos::h583c9cdd887a9bbc
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.0-alpha.6/src/lib.rs:193
[INFO] [stderr]   15:     0x55df941158ed - build_script_build::main::hf731a6548ea01cbd
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:2
[INFO] [stderr]   16:     0x55df941104db - std::rt::lang_start::{{closure}}::ha8550f639dd3bd8e
[INFO] [stderr]                                at /rustc/3dbade652ed8ebac70f903e01f51cd92c4e4302c/src/libstd/rt.rs:67
[INFO] [stderr]   17:     0x55df943fcdf3 - std::rt::lang_start_internal::{{closure}}::hd836b51c69f3c1cf
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   18:     0x55df943fcdf3 - std::panicking::try::do_call::hf9da5eeb55808ae9
[INFO] [stderr]                                at src/libstd/panicking.rs:303
[INFO] [stderr]   19:     0x55df94404a77 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:86
[INFO] [stderr]   20:     0x55df943fd8db - std::panicking::try::h066efa4d64854211
[INFO] [stderr]                                at src/libstd/panicking.rs:281
[INFO] [stderr]   21:     0x55df943fd8db - std::panic::catch_unwind::hccc86cfb87152f82
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   22:     0x55df943fd8db - std::rt::lang_start_internal::h031b049d0fa6f856
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   23:     0x55df941104b7 - std::rt::lang_start::h6a3fe63f3d20b2c7
[INFO] [stderr]                                at /rustc/3dbade652ed8ebac70f903e01f51cd92c4e4302c/src/libstd/rt.rs:67
[INFO] [stderr]   24:     0x55df9411593a - main
[INFO] [stderr]   25:     0x7f5b9f135b97 - __libc_start_main
[INFO] [stderr]   26:     0x55df940f870a - _start
[INFO] [stderr]   27:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "3e685f9f5eb05de4dfe041b3ee33545811ff8fd70537da47436865fcd4cb7e34"`
[INFO] running `"docker" "rm" "-f" "3e685f9f5eb05de4dfe041b3ee33545811ff8fd70537da47436865fcd4cb7e34"`
[INFO] [stdout] 3e685f9f5eb05de4dfe041b3ee33545811ff8fd70537da47436865fcd4cb7e34