[INFO] fetching crate score 0.2.0... [INFO] checking score-0.2.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] extracting crate score 0.2.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate score 0.2.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate score 0.2.0 [INFO] removed 0 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-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded chrono v0.2.25 [INFO] [stderr] Downloaded filetime v0.1.15 [INFO] [stderr] Downloaded buf_redux v0.1.3 [INFO] [stderr] Downloaded chunked_transfer v0.3.1 [INFO] [stderr] Downloaded url v0.2.38 [INFO] [stderr] Downloaded tiny_http v0.5.9 [INFO] [stderr] Downloaded mime v0.1.3 [INFO] [stderr] Downloaded ascii v0.7.1 [INFO] [stderr] Downloaded uuid v0.1.18 [INFO] [stderr] Downloaded mime_guess v1.5.0 [INFO] [stderr] Downloaded brotli2 v0.2.2 [INFO] [stderr] Downloaded multipart v0.5.1 [INFO] [stderr] Downloaded rouille v1.0.3 [INFO] [stderr] Downloaded brotli-sys v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1a052289c06868fb1a44f11a80accd1ccb71dc06292d6134e018934156c29af8 [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" "1a052289c06868fb1a44f11a80accd1ccb71dc06292d6134e018934156c29af8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1a052289c06868fb1a44f11a80accd1ccb71dc06292d6134e018934156c29af8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a052289c06868fb1a44f11a80accd1ccb71dc06292d6134e018934156c29af8", kill_on_drop: false }` [INFO] [stdout] 1a052289c06868fb1a44f11a80accd1ccb71dc06292d6134e018934156c29af8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 53569d1b83a8e2c0da1339195bb025056f34501569642a8268bc646e423a0ed3 [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" "53569d1b83a8e2c0da1339195bb025056f34501569642a8268bc646e423a0ed3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking chunked_transfer v0.3.1 [INFO] [stderr] Checking buf_redux v0.1.3 [INFO] [stderr] Checking ascii v0.7.1 [INFO] [stderr] Checking sha1 v0.2.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling miniz-sys v0.1.12 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking encoding v0.2.33 [INFO] [stderr] Checking term v0.2.14 [INFO] [stderr] Compiling brotli-sys v0.2.1 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking filetime v0.1.15 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking flate2 v0.2.20 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking serde v0.6.15 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking uuid v0.1.18 [INFO] [stderr] Checking url v0.2.38 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Checking mime v0.1.3 [INFO] [stderr] Checking tiny_http v0.5.9 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Compiling mime_guess v1.5.0 [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-ab04fea0a7996dcd/build-script-gen_mime_types` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.5.0/src/gen_mime_types.rs:16:67 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5584ef67f1cc - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x5584ef67f1cc - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5584ef67f1cc - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5584ef67f1cc - ::fmt::h82b0e3aaf8a96140 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5584ef699abc - core::fmt::write::h72801a82c94e6ff1 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/core/src/fmt/mod.rs:1149:17 [INFO] [stderr] 5: 0x5584ef67cb55 - std::io::Write::write_fmt::hc2da38dc44811df8 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/io/mod.rs:1697:15 [INFO] [stderr] 6: 0x5584ef6807d0 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5584ef6807d0 - std::sys_common::backtrace::print::h7ce8802039fa9d0e [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5584ef6807d0 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:211:50 [INFO] [stderr] 9: 0x5584ef68037b - std::panicking::default_hook::hf4f180b00076f2b2 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:228:9 [INFO] [stderr] 10: 0x5584ef680e84 - std::panicking::rust_panic_with_hook::he85ce8435493b711 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:606:17 [INFO] [stderr] 11: 0x5584ef680960 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:502:13 [INFO] [stderr] 12: 0x5584ef67f684 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stderr] 13: 0x5584ef6808c9 - rust_begin_unwind [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:498:5 [INFO] [stderr] 14: 0x5584ef63fdb1 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/core/src/panicking.rs:107:14 [INFO] [stderr] 15: 0x5584ef63fe43 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/core/src/result.rs:1613:5 [INFO] [stderr] 16: 0x5584ef65a8ed - core::result::Result::unwrap::he16f70d22f7db578 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/core/src/result.rs:1295:23 [INFO] [stderr] 17: 0x5584ef65baeb - build_script_gen_mime_types::main::h31d5be44ed8bd8dd [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.5.0/src/gen_mime_types.rs:16:38 [INFO] [stderr] 18: 0x5584ef65de4b - core::ops::function::FnOnce::call_once::had0b2a4609ae958d [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x5584ef64db0e - std::sys_common::backtrace::__rust_begin_short_backtrace::h3b9688e41f1c4249 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stderr] 20: 0x5584ef64a271 - std::rt::lang_start::{{closure}}::h6f6851012b71a9ac [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/rt.rs:145:18 [INFO] [stderr] 21: 0x5584ef67ea11 - core::ops::function::impls:: for &F>::call_once::h0e73392810ecd318 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x5584ef67ea11 - std::panicking::try::do_call::h12dcb4a4f352a507 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:406:40 [INFO] [stderr] 23: 0x5584ef67ea11 - std::panicking::try::h0d978c76ab4a3863 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:370:19 [INFO] [stderr] 24: 0x5584ef67ea11 - std::panic::catch_unwind::hab40227675186980 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panic.rs:133:14 [INFO] [stderr] 25: 0x5584ef67ea11 - std::rt::lang_start_internal::{{closure}}::hc34786299e7d2cf7 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/rt.rs:128:48 [INFO] [stderr] 26: 0x5584ef67ea11 - std::panicking::try::do_call::h38e7a9128f21d387 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:406:40 [INFO] [stderr] 27: 0x5584ef67ea11 - std::panicking::try::h32d4e72fd8922bce [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panicking.rs:370:19 [INFO] [stderr] 28: 0x5584ef67ea11 - std::panic::catch_unwind::h9a345671d889d41f [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/panic.rs:133:14 [INFO] [stderr] 29: 0x5584ef67ea11 - std::rt::lang_start_internal::h9e691a4f557eb2a3 [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/rt.rs:128:20 [INFO] [stderr] 30: 0x5584ef64a240 - std::rt::lang_start::h551c6154dbc400ef [INFO] [stderr] at /rustc/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/library/std/src/rt.rs:144:17 [INFO] [stderr] 31: 0x5584ef65c00c - main [INFO] [stderr] 32: 0x7fbd354c80b3 - __libc_start_main [INFO] [stderr] 33: 0x5584ef6404ae - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "53569d1b83a8e2c0da1339195bb025056f34501569642a8268bc646e423a0ed3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53569d1b83a8e2c0da1339195bb025056f34501569642a8268bc646e423a0ed3", kill_on_drop: false }` [INFO] [stdout] 53569d1b83a8e2c0da1339195bb025056f34501569642a8268bc646e423a0ed3