[INFO] cloning repository https://github.com/shameless3/rust_kvserver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shameless3/rust_kvserver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshameless3%2Frust_kvserver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshameless3%2Frust_kvserver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f06bab2ca55876d12cbe8b86b75246f2a172509b
[INFO] checking shameless3/rust_kvserver against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshameless3%2Frust_kvserver" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shameless3/rust_kvserver on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shameless3/rust_kvserver
[INFO] finished tweaking git repo https://github.com/shameless3/rust_kvserver
[INFO] tweaked toml for git repo https://github.com/shameless3/rust_kvserver written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/shameless3/rust_kvserver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prost-types v0.5.0
[INFO] [stderr]   Downloaded protoc-grpcio v1.0.2
[INFO] [stderr]   Downloaded protoc v2.7.0
[INFO] [stderr]   Downloaded protobuf-codegen v2.7.0
[INFO] [stderr]   Downloaded grpcio-compiler v0.5.0-alpha
[INFO] [stderr]   Downloaded protobuf v2.7.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.55
[INFO] [stderr]   Downloaded prost-build v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a515f4c5e515d02944a687a583568611a1753c2fc0baf4b28e5d3a18469e6d9
[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" "6a515f4c5e515d02944a687a583568611a1753c2fc0baf4b28e5d3a18469e6d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a515f4c5e515d02944a687a583568611a1753c2fc0baf4b28e5d3a18469e6d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a515f4c5e515d02944a687a583568611a1753c2fc0baf4b28e5d3a18469e6d9", kill_on_drop: false }`
[INFO] [stdout] 6a515f4c5e515d02944a687a583568611a1753c2fc0baf4b28e5d3a18469e6d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 915cc05bc5c256f8d6123ad0597266b8c4a91a0937646eab6aa4e22ef4fc4fb9
[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" "915cc05bc5c256f8d6123ad0597266b8c4a91a0937646eab6aa4e22ef4fc4fb9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling spin v0.5.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling protobuf v2.7.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling protoc v2.7.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling cmake v0.1.40
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.30
[INFO] [stderr]    Compiling grpcio-sys v0.4.4
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling backtrace v0.3.32
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling protobuf-codegen v2.7.0
[INFO] [stderr]    Compiling derive-new v0.5.6
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]    Compiling prost-build v0.5.0
[INFO] [stderr]    Compiling prost v0.5.0
[INFO] [stderr]    Compiling prost-types v0.5.0
[INFO] [stderr]    Compiling grpcio-compiler v0.5.0-alpha
[INFO] [stderr]    Compiling protoc-grpcio v1.0.2
[INFO] [stderr]    Compiling week1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `week1 v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/week1-d5c3983bd7b32734/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:return-if-changed=src/protos
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Failed to compile gRPC definitions!: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0: failure::backtrace::internal::InternalBacktrace::new::ha5c9ca2645d7d5f1 (0x5564059bb190)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44
[INFO] [stderr]      1: failure::backtrace::Backtrace::new::h8b39f2667ace41c6 (0x5564059ba8e8)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111
[INFO] [stderr]      2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::heb671258bce611ca (0x55640599beb0)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/error_impl.rs:19
[INFO] [stderr]      3: <failure::error::Error as core::convert::From<F>>::from::h1160b98e7c1b6c27 (0x55640599b141)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/mod.rs:36
[INFO] [stderr]      4: <T as core::convert::Into<U>>::into::hf4b3455c50dac360 (0x55640599d8b1)
[INFO] [stderr]                at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/core/src/convert/mod.rs:538
[INFO] [stderr]      5: failure::context::Context<D>::with_err::ha661e81bb70d618e (0x55640599e2fc)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/context.rs:105
[INFO] [stderr]      6: failure::Fail::context::he7e847975cb2e664 (0x55640599e05f)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/lib.rs:160
[INFO] [stderr]      7: <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::context::{{closure}}::h28ed1ac894968c11 (0x5564059a828f)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/result_ext.rs:164
[INFO] [stderr]      8: core::result::Result<T,E>::map_err::h74e1f9a517598222 (0x55640599f693)
[INFO] [stderr]                at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/core/src/result.rs:591
[INFO] [stderr]      9: <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::context::h97cd1a2ef1fa72b8 (0x5564059a01ae)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/result_ext.rs:164
[INFO] [stderr]     10: protoc_grpcio::write_out_generated_files::h52ed1b4b45b2187b (0x5564059a523b)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protoc-grpcio-1.0.2/src/lib.rs:91
[INFO] [stderr]     11: protoc_grpcio::compile_grpc_protos::hab2ff6f17335e564 (0x5564059a44ab)
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protoc-grpcio-1.0.2/src/lib.rs:260
[INFO] [stderr]     12: build_script_build::main::h15a611d146bfea57 (0x5564059aa94d)
[INFO] [stderr]                at /opt/rustwide/workdir/build.rs:6
[INFO] [stderr]     13: core::ops::function::FnOnce::call_once::he49b924a29cc3f16 (0x5564059a943b)
[INFO] [stderr]                at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/core/src/ops/function.rs:227
[INFO] [stderr]     14: std::sys_common::backtrace::__rust_begin_short_backtrace::h9bd922b6b1b4ba1d (0x55640599a84e)
[INFO] [stderr]                at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/sys_common/backtrace.rs:125
[INFO] [stderr]     15: std::rt::lang_start::{{closure}}::hbeda8528ddcd4241 (0x5564059a90e1)
[INFO] [stderr]                at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/rt.rs:49
[INFO] [stderr]     16: core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3b8c329143d7638a (0x556405c7f10a)
[INFO] [stderr]                at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/core/src/ops/function.rs:259
[INFO] [stderr]         std::panicking::try::do_call::h4b72c261b4eefc1b
[INFO] [stderr]                at library/std/src/panicking.rs:379
[INFO] [stderr]         std::panicking::try::h703d31b7896cbd49
[INFO] [stderr]                at library/std/src/panicking.rs:343
[INFO] [stderr]         std::panic::catch_unwind::h37cad9b35388a915
[INFO] [stderr]                at library/std/src/panic.rs:431
[INFO] [stderr]         std::rt::lang_start_internal::hab5a8a909af4f90e
[INFO] [stderr]                at library/std/src/rt.rs:34
[INFO] [stderr]     17: std::rt::lang_start::h1b727ae6c6698188 (0x5564059a90c0)
[INFO] [stderr]                at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/rt.rs:48
[INFO] [stderr]     18: main (0x5564059aa9ac)
[INFO] [stderr]     19: __libc_start_main (0x7f371d50b0b3)
[INFO] [stderr]     20: _start (0x556405994ece)
[INFO] [stderr]     21: <unknown> (0x0)
[INFO] [stderr] 
[INFO] [stderr]   failed to create "src/protos/kvserver_grpc.rs"
[INFO] [stderr] 
[INFO] [stderr]   failed to write generated grpc definitions', build.rs:11:7
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x556405c7c7f0 - std::backtrace_rs::backtrace::libunwind::trace::hdcf4f90f85129e83
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x556405c7c7f0 - std::backtrace_rs::backtrace::trace_unsynchronized::h2669e30cb82f6732
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x556405c7c7f0 - std::sys_common::backtrace::_print_fmt::hfbda19e17f6db318
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x556405c7c7f0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1a8751bf59281272
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x556405ca13af - core::fmt::write::h7aa6cd0067dca82a
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/core/src/fmt/mod.rs:1094:17
[INFO] [stderr]      5:     0x556405c7a335 - std::io::Write::write_fmt::hd7dd3a1df9b6befb
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/io/mod.rs:1584:15
[INFO] [stderr]      6:     0x556405c7e75b - std::sys_common::backtrace::_print::h551e9ec8a9fa8106
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x556405c7e75b - std::sys_common::backtrace::print::ha4b1c5e95fa040b3
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x556405c7e75b - std::panicking::default_hook::{{closure}}::h0b34c9ab7fb9f857
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x556405c7e23d - std::panicking::default_hook::h3067e8318decd17a
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x556405c7ed0d - std::panicking::rust_panic_with_hook::h81b8facc50f34daa
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x556405c7e907 - std::panicking::begin_panic_handler::{{closure}}::ha376ab85d95a000e
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x556405c7ccac - std::sys_common::backtrace::__rust_end_short_backtrace::h6795c8afdd1a77e6
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x556405c7e869 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x556405994771 - core::panicking::panic_fmt::hbe99dddd3092ba3c
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x556405994863 - core::result::unwrap_failed::hf79563fef9d11ab8
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/core/src/result.rs:1355:5
[INFO] [stderr]     16:     0x55640599f362 - core::result::Result<T,E>::expect::hd0b479ea8c24bdaa
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/core/src/result.rs:997:23
[INFO] [stderr]     17:     0x5564059aa979 - build_script_build::main::h15a611d146bfea57
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:6:5
[INFO] [stderr]     18:     0x5564059a943b - core::ops::function::FnOnce::call_once::he49b924a29cc3f16
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55640599a84e - std::sys_common::backtrace::__rust_begin_short_backtrace::h9bd922b6b1b4ba1d
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x5564059a90e1 - std::rt::lang_start::{{closure}}::hbeda8528ddcd4241
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/rt.rs:49:18
[INFO] [stderr]     21:     0x556405c7f10a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3b8c329143d7638a
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x556405c7f10a - std::panicking::try::do_call::h4b72c261b4eefc1b
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x556405c7f10a - std::panicking::try::h703d31b7896cbd49
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x556405c7f10a - std::panic::catch_unwind::h37cad9b35388a915
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panic.rs:431:14
[INFO] [stderr]     25:     0x556405c7f10a - std::rt::lang_start_internal::hab5a8a909af4f90e
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/rt.rs:34:21
[INFO] [stderr]     26:     0x5564059a90c0 - std::rt::lang_start::h1b727ae6c6698188
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/rt.rs:48:5
[INFO] [stderr]     27:     0x5564059aa9ac - main
[INFO] [stderr]     28:     0x7f371d50b0b3 - __libc_start_main
[INFO] [stderr]     29:     0x556405994ece - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "915cc05bc5c256f8d6123ad0597266b8c4a91a0937646eab6aa4e22ef4fc4fb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "915cc05bc5c256f8d6123ad0597266b8c4a91a0937646eab6aa4e22ef4fc4fb9", kill_on_drop: false }`
[INFO] [stdout] 915cc05bc5c256f8d6123ad0597266b8c4a91a0937646eab6aa4e22ef4fc4fb9