[INFO] updating cached repository https://github.com/nelsonjchen/pty_ws [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] c353de8fadd74970e2fa1dfd2d81e4723fb38d5f [INFO] checking nelsonjchen/pty_ws against beta-2019-10-27 for pr-65897 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnelsonjchen%2Fpty_ws" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nelsonjchen/pty_ws on toolchain beta-2019-10-27 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/nelsonjchen/pty_ws [INFO] finished tweaking git repo https://github.com/nelsonjchen/pty_ws [INFO] tweaked toml for git repo https://github.com/nelsonjchen/pty_ws written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/nelsonjchen/pty_ws already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-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" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 5c263d4563300391caebef1586ae5fc2f8003605557153dc69f9408089fdbff6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "5c263d4563300391caebef1586ae5fc2f8003605557153dc69f9408089fdbff6"` [INFO] [stderr] Compiling libc v0.2.32 [INFO] [stderr] Compiling cc v1.0.1 [INFO] [stderr] Checking buf_redux v0.1.3 [INFO] [stderr] Checking serde v1.0.15 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking time v0.1.38 [INFO] [stderr] Checking num_cpus v1.7.0 [INFO] [stderr] Compiling brotli-sys v0.2.1 [INFO] [stderr] Checking filetime v0.1.14 [INFO] [stderr] Checking nix v0.9.0 [INFO] [stderr] Checking uuid v0.1.18 [INFO] [stderr] Checking tempdir v0.3.5 [INFO] [stderr] Checking parking_lot_core v0.2.6 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking term v0.2.14 [INFO] [stderr] Checking serde v0.6.15 [INFO] [stderr] Compiling serde_derive v1.0.15 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking url v0.2.38 [INFO] [stderr] Checking bus v1.3.2 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Compiling rand v0.3.17 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Checking tiny_http v0.5.8 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Checking flate2 v0.2.20 [INFO] [stderr] Checking mime v0.1.3 [INFO] [stderr] Compiling mime_guess v1.5.0 [INFO] [stderr] Checking nix-ptsname_r-shim v0.1.2 [INFO] [stderr] error: failed to run custom build command for `mime_guess v1.5.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/mime_guess-9c617cca55b2445a/build-script-gen_mime_types` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:1165:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55cf6ebe2134 - backtrace::backtrace::libunwind::trace::h14dfaa7b4b7da907 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55cf6ebe2134 - backtrace::backtrace::trace_unsynchronized::hdb0fcb36bd91e7b1 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55cf6ebe2134 - std::sys_common::backtrace::_print_fmt::hcf7905a3a69ef6ef [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stderr] 3: 0x55cf6ebe2134 - ::fmt::h1d652799221364ff [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stderr] 4: 0x55cf6ebfbcbc - core::fmt::write::h123c1219d03dc2b2 [INFO] [stderr] at src/libcore/fmt/mod.rs:1030 [INFO] [stderr] 5: 0x55cf6ebe0947 - std::io::Write::write_fmt::h1dd67bc0a861a8a1 [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x55cf6ebe44b5 - std::sys_common::backtrace::_print::h906393f990c77027 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stderr] 7: 0x55cf6ebe44b5 - std::sys_common::backtrace::print::h5760dd4bb9d97089 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55cf6ebe44b5 - std::panicking::default_hook::{{closure}}::h9c8250816dd18f0a [INFO] [stderr] at src/libstd/panicking.rs:196 [INFO] [stderr] 9: 0x55cf6ebe41a6 - std::panicking::default_hook::h3e97ab45acb236f1 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x55cf6ebe4b05 - std::panicking::rust_panic_with_hook::hfd8c6048abefa5d1 [INFO] [stderr] at src/libstd/panicking.rs:473 [INFO] [stderr] 11: 0x55cf6ebe46a2 - std::panicking::continue_panic_fmt::h7778586face20ea0 [INFO] [stderr] at src/libstd/panicking.rs:380 [INFO] [stderr] 12: 0x55cf6ebe4596 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:307 [INFO] [stderr] 13: 0x55cf6ebf968a - core::panicking::panic_fmt::ha8adde723bf3802d [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 14: 0x55cf6ebf9787 - core::result::unwrap_failed::hf6a6f53f1c4931c8 [INFO] [stderr] at src/libcore/result.rs:1165 [INFO] [stderr] 15: 0x55cf6ebb70e0 - core::result::Result::unwrap::hddc6a0d0ba2e8e7d [INFO] [stderr] at /rustc/23f8f652bcea053b70c0030008941f5f8476b5a0/src/libcore/result.rs:933 [INFO] [stderr] 16: 0x55cf6ebcdbd3 - build_script_gen_mime_types::main::h2272078f47e2e42d [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.5.0/src/gen_mime_types.rs:16 [INFO] [stderr] 17: 0x55cf6ebb1860 - std::rt::lang_start::{{closure}}::hc026afd883200462 [INFO] [stderr] at /rustc/23f8f652bcea053b70c0030008941f5f8476b5a0/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x55cf6ebe4583 - std::rt::lang_start_internal::{{closure}}::hafe4631cc0633d40 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 19: 0x55cf6ebe4583 - std::panicking::try::do_call::h717827b47231de13 [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 20: 0x55cf6ebe649a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 21: 0x55cf6ebe4ffd - std::panicking::try::h389045103d38e408 [INFO] [stderr] at src/libstd/panicking.rs:271 [INFO] [stderr] 22: 0x55cf6ebe4ffd - std::panic::catch_unwind::hcca2ee11418f038b [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x55cf6ebe4ffd - std::rt::lang_start_internal::hc0e13ab06870c4ba [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 24: 0x55cf6ebb1839 - std::rt::lang_start::hf017364feb9c413f [INFO] [stderr] at /rustc/23f8f652bcea053b70c0030008941f5f8476b5a0/src/libstd/rt.rs:64 [INFO] [stderr] 25: 0x55cf6ebce04a - main [INFO] [stderr] 26: 0x7f4d7adfdb97 - __libc_start_main [INFO] [stderr] 27: 0x55cf6eba1a6a - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "5c263d4563300391caebef1586ae5fc2f8003605557153dc69f9408089fdbff6"` [INFO] running `"docker" "rm" "-f" "5c263d4563300391caebef1586ae5fc2f8003605557153dc69f9408089fdbff6"` [INFO] [stdout] 5c263d4563300391caebef1586ae5fc2f8003605557153dc69f9408089fdbff6