[INFO] crate score 0.2.0 is already in cache [INFO] checking score-0.2.0 against try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389 [INFO] extracting crate score 0.2.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate score 0.2.0 on toolchain ba14a92a10441c4b839ce71e6ef5f7a48bbff18f [INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate score 0.2.0 [INFO] removed 2 missing examples [INFO] finished tweaking crates.io crate score 0.2.0 [INFO] tweaked toml for crates.io crate score 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] warning: An explicit [[example]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other example targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a example target: [INFO] [stderr] [INFO] [stderr] * /workspace/builds/worker-4/source/examples/telephone.rs [INFO] [stderr] * /workspace/builds/worker-4/source/examples/battle_bots.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a example target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autoexamples = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] Blocking waiting for file lock on package cache [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=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" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "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] 38dfcf87052863fa09b8d35b5b944fbda6a88809c07d33577e69996dba82e1d7 [INFO] running `"docker" "start" "-a" "38dfcf87052863fa09b8d35b5b944fbda6a88809c07d33577e69996dba82e1d7"` [INFO] [stderr] warning: An explicit [[example]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other example targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a example target: [INFO] [stderr] [INFO] [stderr] * /opt/rustwide/workdir/examples/telephone.rs [INFO] [stderr] * /opt/rustwide/workdir/examples/battle_bots.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a example target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autoexamples = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] Checking ascii v0.7.1 [INFO] [stderr] Checking buf_redux v0.1.3 [INFO] [stderr] Compiling brotli-sys v0.2.1 [INFO] [stderr] Checking url v0.2.38 [INFO] [stderr] Compiling mime_guess v1.5.0 [INFO] [stderr] Checking mime v0.1.3 [INFO] [stderr] Checking tiny_http v0.5.9 [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-16278c511bbe1cb4/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: 0x55ae53cc0b14 - backtrace::backtrace::libunwind::trace::hed9e2a0309170f7a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55ae53cc0b14 - backtrace::backtrace::trace_unsynchronized::h9afd3890a045e254 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55ae53cc0b14 - std::sys_common::backtrace::_print_fmt::h0c9217c367fe7d99 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stderr] 3: 0x55ae53cc0b14 - ::fmt::h1e25c3c7d15a8f7a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stderr] 4: 0x55ae53cda69c - core::fmt::write::h222d255985e63ab4 [INFO] [stderr] at src/libcore/fmt/mod.rs:1028 [INFO] [stderr] 5: 0x55ae53cbf327 - std::io::Write::write_fmt::hff0ed662005260ac [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x55ae53cc2e95 - std::sys_common::backtrace::_print::hc8e1f3adcde2a297 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stderr] 7: 0x55ae53cc2e95 - std::sys_common::backtrace::print::h441b47455c622a48 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55ae53cc2e95 - std::panicking::default_hook::{{closure}}::hf4fb5bc24f0ac057 [INFO] [stderr] at src/libstd/panicking.rs:196 [INFO] [stderr] 9: 0x55ae53cc2b86 - std::panicking::default_hook::h13a0b47a82531fb5 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x55ae53cc34e5 - std::panicking::rust_panic_with_hook::h4a8bd1cefdd0c63e [INFO] [stderr] at src/libstd/panicking.rs:473 [INFO] [stderr] 11: 0x55ae53cc3082 - std::panicking::continue_panic_fmt::h208e402b637bb007 [INFO] [stderr] at src/libstd/panicking.rs:380 [INFO] [stderr] 12: 0x55ae53cc2f76 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:307 [INFO] [stderr] 13: 0x55ae53cd806a - core::panicking::panic_fmt::h02924c3a0b39e435 [INFO] [stderr] at src/libcore/panicking.rs:84 [INFO] [stderr] 14: 0x55ae53cd8167 - core::result::unwrap_failed::h6db58561f30ae5bf [INFO] [stderr] at src/libcore/result.rs:1165 [INFO] [stderr] 15: 0x55ae53c95c80 - core::result::Result::unwrap::h3bad7a06cf3e6bd2 [INFO] [stderr] at /rustc/ba14a92a10441c4b839ce71e6ef5f7a48bbff18f/src/libcore/result.rs:933 [INFO] [stderr] 16: 0x55ae53caab63 - build_script_gen_mime_types::main::h3c2803159b57ff1a [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: 0x55ae53c912f0 - std::rt::lang_start::{{closure}}::hff437fe1e7f6b048 [INFO] [stderr] at /rustc/ba14a92a10441c4b839ce71e6ef5f7a48bbff18f/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x55ae53cc2f63 - std::rt::lang_start_internal::{{closure}}::h79de390c1f22a575 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 19: 0x55ae53cc2f63 - std::panicking::try::do_call::h7ab738dd9e6d8623 [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 20: 0x55ae53cc4e7a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 21: 0x55ae53cc39dd - std::panicking::try::h02240b4a14001fb3 [INFO] [stderr] at src/libstd/panicking.rs:271 [INFO] [stderr] 22: 0x55ae53cc39dd - std::panic::catch_unwind::hf518ccf3f5414b1b [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x55ae53cc39dd - std::rt::lang_start_internal::hb1418bf06dc13abc [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 24: 0x55ae53c912c9 - std::rt::lang_start::hacf1ee215f56d480 [INFO] [stderr] at /rustc/ba14a92a10441c4b839ce71e6ef5f7a48bbff18f/src/libstd/rt.rs:64 [INFO] [stderr] 25: 0x55ae53caafda - main [INFO] [stderr] 26: 0x7fb61965db97 - __libc_start_main [INFO] [stderr] 27: 0x55ae53c8008a - _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" "38dfcf87052863fa09b8d35b5b944fbda6a88809c07d33577e69996dba82e1d7"` [INFO] running `"docker" "rm" "-f" "38dfcf87052863fa09b8d35b5b944fbda6a88809c07d33577e69996dba82e1d7"` [INFO] [stdout] 38dfcf87052863fa09b8d35b5b944fbda6a88809c07d33577e69996dba82e1d7