[INFO] cloning repository https://github.com/taegyunkim/proto-serialize-example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/taegyunkim/proto-serialize-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaegyunkim%2Fproto-serialize-example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaegyunkim%2Fproto-serialize-example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b87b662bc2d7d258422bd80886d2013e22e76407 [INFO] checking taegyunkim/proto-serialize-example against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaegyunkim%2Fproto-serialize-example" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/taegyunkim/proto-serialize-example on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/taegyunkim/proto-serialize-example [INFO] finished tweaking git repo https://github.com/taegyunkim/proto-serialize-example [INFO] tweaked toml for git repo https://github.com/taegyunkim/proto-serialize-example written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/taegyunkim/proto-serialize-example already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--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 remove_dir_all v0.5.3 [INFO] [stderr] Downloaded tempfile v3.1.0 [INFO] [stderr] Downloaded protoc-rust v2.16.2 [INFO] [stderr] Downloaded itoa v0.4.6 [INFO] [stderr] Downloaded block-buffer v0.7.3 [INFO] [stderr] Downloaded byte-tools v0.3.1 [INFO] [stderr] Downloaded block-padding v0.1.5 [INFO] [stderr] Downloaded maplit v1.0.2 [INFO] [stderr] Downloaded rand v0.7.3 [INFO] [stderr] Downloaded winapi v0.3.9 [INFO] [stderr] Downloaded pest v2.1.3 [INFO] [stderr] Downloaded byteorder v1.3.4 [INFO] [stderr] Downloaded ucd-trie v0.1.3 [INFO] [stderr] Downloaded wasi v0.9.0+wasi-snapshot-preview1 [INFO] [stderr] Downloaded serde_derive v1.0.114 [INFO] [stderr] Downloaded log v0.4.11 [INFO] [stderr] Downloaded protobuf-codegen v2.16.2 [INFO] [stderr] Downloaded cfg-if v0.1.10 [INFO] [stderr] Downloaded libc v0.2.74 [INFO] [stderr] Downloaded winapi-x86_64-pc-windows-gnu v0.4.0 [INFO] [stderr] Downloaded getrandom v0.1.14 [INFO] [stderr] Downloaded ryu v1.0.5 [INFO] [stderr] Downloaded protobuf v2.16.2 [INFO] [stderr] Downloaded serde_json v1.0.57 [INFO] [stderr] Downloaded syn v1.0.36 [INFO] [stderr] Downloaded serde v1.0.114 [INFO] [stderr] Downloaded winapi-i686-pc-windows-gnu v0.4.0 [INFO] [stderr] Downloaded ppv-lite86 v0.2.8 [INFO] [stderr] Downloaded rand_chacha v0.2.2 [INFO] [stderr] Downloaded rand_core v0.5.1 [INFO] [stderr] Downloaded unicode-xid v0.2.1 [INFO] [stderr] Downloaded handlebars v3.3.0 [INFO] [stderr] Downloaded quick-error v1.2.3 [INFO] [stderr] Downloaded typenum v1.12.0 [INFO] [stderr] Downloaded generic-array v0.12.3 [INFO] [stderr] Downloaded digest v0.8.1 [INFO] [stderr] Downloaded fake-simd v0.1.2 [INFO] [stderr] Downloaded opaque-debug v0.2.3 [INFO] [stderr] Downloaded sha-1 v0.8.2 [INFO] [stderr] Downloaded pest_meta v2.1.3 [INFO] [stderr] Downloaded pest_generator v2.1.3 [INFO] [stderr] Downloaded pest_derive v2.1.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.19 [INFO] [stderr] Downloaded quote v1.0.7 [INFO] [stderr] Downloaded protoc v2.16.2 [INFO] [stderr] Downloaded rand_hc v0.2.0 [INFO] [stderr] Downloaded redox_syscall v0.1.57 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1b12dd62dd51ad126a8d0b0aee33a5c25735e388e6540993d34aa07723e55640 [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" "1b12dd62dd51ad126a8d0b0aee33a5c25735e388e6540993d34aa07723e55640", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b12dd62dd51ad126a8d0b0aee33a5c25735e388e6540993d34aa07723e55640", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b12dd62dd51ad126a8d0b0aee33a5c25735e388e6540993d34aa07723e55640", kill_on_drop: false }` [INFO] [stdout] 1b12dd62dd51ad126a8d0b0aee33a5c25735e388e6540993d34aa07723e55640 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e09e416294d0705aded8cc28a453152dc84caffffdb5c1504d4d282bf3f96b6d [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" "e09e416294d0705aded8cc28a453152dc84caffffdb5c1504d4d282bf3f96b6d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling syn v1.0.36 [INFO] [stderr] Compiling protobuf v2.16.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Compiling protoc v2.16.2 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling protobuf-codegen v2.16.2 [INFO] [stderr] Compiling protoc-rust v2.16.2 [INFO] [stderr] Compiling serialize v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `serialize v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/serialize-3b1375cbad0307cc/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'protoc: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:8:10 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55b41c4355e0 - std::backtrace_rs::backtrace::libunwind::trace::he85dfb3ae4206056 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55b41c4355e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h1ad28094d7b00c21 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55b41c4355e0 - std::sys_common::backtrace::_print_fmt::h901b54610713cd21 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55b41c4355e0 - ::fmt::hb0ad78ee1571f7e0 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55b41c45a19c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x55b41c432dd2 - std::io::Write::write_fmt::hf7b7d7b243f84a36 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/io/mod.rs:1516 [INFO] [stderr] 6: 0x55b41c437b8d - std::sys_common::backtrace::_print::hd093978a5287b8ff [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55b41c437b8d - std::sys_common::backtrace::print::h20f46787581d56d7 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55b41c437b8d - std::panicking::default_hook::{{closure}}::h486cbb4b82ffc357 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x55b41c437838 - std::panicking::default_hook::h4190c9e3edd4d591 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x55b41c438271 - std::panicking::rust_panic_with_hook::h72e78719cdda225c [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x55b41c437e19 - std::panicking::begin_panic_handler::{{closure}}::h8bd07dbd34150a96 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:484 [INFO] [stderr] 12: 0x55b41c435a6c - std::sys_common::backtrace::__rust_end_short_backtrace::hdb6b3066ad29028a [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55b41c437dd9 - rust_begin_unwind [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:483 [INFO] [stderr] 14: 0x55b41c458081 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x55b41c457ea3 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/option.rs:1234 [INFO] [stderr] 16: 0x55b41c19958f - core::result::Result::expect::ha8a474acd4117a50 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/result.rs:933 [INFO] [stderr] 17: 0x55b41c1994b5 - build_script_build::main::he32bdc798dcc2c60 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:4 [INFO] [stderr] 18: 0x55b41c19939b - core::ops::function::FnOnce::call_once::hb9811d0f2272b330 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/ops/function.rs:227 [INFO] [stderr] 19: 0x55b41c1993be - std::sys_common::backtrace::__rust_begin_short_backtrace::h8b002c0d45085d7c [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 20: 0x55b41c199211 - std::rt::lang_start::{{closure}}::hafffd430a002ee4c [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/rt.rs:66 [INFO] [stderr] 21: 0x55b41c438697 - core::ops::function::impls:: for &F>::call_once::h5e15f43ce28787f7 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/ops/function.rs:259 [INFO] [stderr] 22: 0x55b41c438697 - std::panicking::try::do_call::h764f1891769113e9 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:381 [INFO] [stderr] 23: 0x55b41c438697 - std::panicking::try::h0f2fe4fdd5e0ad19 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:345 [INFO] [stderr] 24: 0x55b41c438697 - std::panic::catch_unwind::h1634e40dd3a19f80 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panic.rs:382 [INFO] [stderr] 25: 0x55b41c438697 - std::rt::lang_start_internal::h8d4bc7b854bbd5fe [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/rt.rs:51 [INFO] [stderr] 26: 0x55b41c1991e7 - std::rt::lang_start::hfc6b6cb9ef32dc46 [INFO] [stderr] at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/rt.rs:65 [INFO] [stderr] 27: 0x55b41c19950a - main [INFO] [stderr] 28: 0x7fb6a5bae0b3 - __libc_start_main [INFO] [stderr] 29: 0x55b41c1990de - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "e09e416294d0705aded8cc28a453152dc84caffffdb5c1504d4d282bf3f96b6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e09e416294d0705aded8cc28a453152dc84caffffdb5c1504d4d282bf3f96b6d", kill_on_drop: false }` [INFO] [stdout] e09e416294d0705aded8cc28a453152dc84caffffdb5c1504d4d282bf3f96b6d