[INFO] cloning repository https://github.com/cloudkernels/vaccel-grpc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cloudkernels/vaccel-grpc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcloudkernels%2Fvaccel-grpc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcloudkernels%2Fvaccel-grpc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e537ee08fe4b91f43c063dbe8fbef75f540f1bab
[INFO] checking cloudkernels/vaccel-grpc against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcloudkernels%2Fvaccel-grpc" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cloudkernels/vaccel-grpc on toolchain 3e826bb11228508fbe749e594038d6727208aa94
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cloudkernels/vaccel-grpc
[INFO] finished tweaking git repo https://github.com/cloudkernels/vaccel-grpc
[INFO] tweaked toml for git repo https://github.com/cloudkernels/vaccel-grpc written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/cloudkernels/vaccel-grpc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf9a7be995d27368f00a880689a4ac7863165c4680a4acb9286da04a5b88f78d
[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" "bf9a7be995d27368f00a880689a4ac7863165c4680a4acb9286da04a5b88f78d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf9a7be995d27368f00a880689a4ac7863165c4680a4acb9286da04a5b88f78d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf9a7be995d27368f00a880689a4ac7863165c4680a4acb9286da04a5b88f78d", kill_on_drop: false }`
[INFO] [stdout] bf9a7be995d27368f00a880689a4ac7863165c4680a4acb9286da04a5b88f78d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d393349ea5dbe45cc89ad5ada341cc6a8d61fe1574a6589e62170b990dfa724a
[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" "d393349ea5dbe45cc89ad5ada341cc6a8d61fe1574a6589e62170b990dfa724a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling ttrpc v0.3.0 (https://github.com/cloudkernels/ttrpc-rust.git?branch=feat_non_abstract_socket#567e1259)
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr] error: failed to run custom build command for `ttrpc v0.3.0 (https://github.com/cloudkernels/ttrpc-rust.git?branch=feat_non_abstract_socket#567e1259)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/ttrpc-1d57390c8c3cc2ff/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Codegen failed.: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/cargo-home/git/checkouts/ttrpc-rust-24f58357bb631e68/567e125/build.rs:7:10
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5596e6453290 - std::backtrace_rs::backtrace::libunwind::trace::hb4de9797f80b7b8c
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x5596e6453290 - std::backtrace_rs::backtrace::trace_unsynchronized::h59566d0bd20efff7
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5596e6453290 - std::sys_common::backtrace::_print_fmt::hcfa5ce6be50275d4
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5596e6453290 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hd8c307a38b9bab04
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x5596e6470c8c - core::fmt::write::h3868db8542c90941
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/core/src/fmt/mod.rs:1092:17
[INFO] [stderr]      5:     0x5596e6451232 - std::io::Write::write_fmt::hab90295d5a0f197d
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/io/mod.rs:1568:15
[INFO] [stderr]      6:     0x5596e6455035 - std::sys_common::backtrace::_print::h19224910b8700cf1
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5596e6455035 - std::sys_common::backtrace::print::h25dedfa68c5fb84a
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5596e6455035 - std::panicking::default_hook::{{closure}}::h12c5765653a72a42
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5596e6454ae3 - std::panicking::default_hook::he65cee71c4209f0c
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x5596e64557d1 - std::panicking::rust_panic_with_hook::h01a674d863fe0d8a
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x5596e6455317 - std::panicking::begin_panic_handler::{{closure}}::h9b9fecf185178864
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x5596e645372c - std::sys_common::backtrace::__rust_end_short_backtrace::h57be46a42dc7f24b
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x5596e6455279 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x5596e646ea91 - core::panicking::panic_fmt::h20225113c4a2f8fd
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x5596e646e8b3 - core::option::expect_none_failed::hc6d6d4cea4fdc285
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/core/src/option.rs:1300:5
[INFO] [stderr]     16:     0x5596e61c5954 - core::result::Result<T,E>::expect::h7b735aa1be3e3cb6
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/core/src/result.rs:997:23
[INFO] [stderr]     17:     0x5596e61c57a7 - build_script_build::main::ha4e1fe663d43920b
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/ttrpc-rust-24f58357bb631e68/567e125/build.rs:2:5
[INFO] [stderr]     18:     0x5596e61c4eab - core::ops::function::FnOnce::call_once::h255612625cbbad91
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x5596e61c4d7e - std::sys_common::backtrace::__rust_begin_short_backtrace::h707463d109a5c851
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x5596e61c5891 - std::rt::lang_start::{{closure}}::hd4bfeef008299b98
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x5596e6455bea - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2c4fd7d4128112a8
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x5596e6455bea - std::panicking::try::do_call::h41fb7dbbbe7bece6
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x5596e6455bea - std::panicking::try::hd38008ccba72bce1
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x5596e6455bea - std::panic::catch_unwind::h057e765cd60f2d13
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panic.rs:431:14
[INFO] [stderr]     25:     0x5596e6455bea - std::rt::lang_start_internal::hdb9d0b9d2cdcda8b
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x5596e61c5867 - std::rt::lang_start::hf24a26001527b872
[INFO] [stderr]                                  at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x5596e61c581a - main
[INFO] [stderr]     28:     0x7efda0d130b3 - __libc_start_main
[INFO] [stderr]     29:     0x5596e61c40be - _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" "d393349ea5dbe45cc89ad5ada341cc6a8d61fe1574a6589e62170b990dfa724a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d393349ea5dbe45cc89ad5ada341cc6a8d61fe1574a6589e62170b990dfa724a", kill_on_drop: false }`
[INFO] [stdout] d393349ea5dbe45cc89ad5ada341cc6a8d61fe1574a6589e62170b990dfa724a