[INFO] crate score 0.2.0 is already in cache [INFO] testing score-0.2.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] extracting crate score 0.2.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate score 0.2.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", 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-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d63e5665f9f19d420c9ce90d76bcbb8b97586c408945cab4bd68321d67b894d7 [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" "d63e5665f9f19d420c9ce90d76bcbb8b97586c408945cab4bd68321d67b894d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d63e5665f9f19d420c9ce90d76bcbb8b97586c408945cab4bd68321d67b894d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d63e5665f9f19d420c9ce90d76bcbb8b97586c408945cab4bd68321d67b894d7", kill_on_drop: false }` [INFO] [stdout] d63e5665f9f19d420c9ce90d76bcbb8b97586c408945cab4bd68321d67b894d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 692cb91ef649474a2501eac5a27e28f91e3a88815c597e7e3aead12d24b8175e [INFO] running `Command { std: "docker" "start" "-a" "692cb91ef649474a2501eac5a27e28f91e3a88815c597e7e3aead12d24b8175e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.73 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling encoding_index_tests v0.1.4 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Compiling tinyvec v0.3.3 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling ascii v0.7.1 [INFO] [stderr] Compiling buf_redux v0.1.3 [INFO] [stderr] Compiling chunked_transfer v0.3.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-korean v1.20141219.5 [INFO] [stderr] Compiling encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Compiling encoding-index-japanese v1.20141219.5 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling unicode-normalization v0.1.13 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling term v0.2.14 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling encoding v0.2.33 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling brotli-sys v0.2.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling filetime v0.1.15 [INFO] [stderr] Compiling miniz-sys v0.1.12 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling flate2 v0.2.20 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling uuid v0.1.18 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling url v0.2.38 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling env_logger v0.3.5 [INFO] [stderr] Compiling mime_guess v1.5.0 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling serde v0.6.15 [INFO] [stderr] Compiling chrono v0.2.25 [INFO] [stderr] Compiling 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-972449ab2c541b49/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" }', /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: 0x564f78260c65 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x564f78260c65 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x564f78260c65 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x564f78260c65 - ::fmt::hb4bdb37c3c335733 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x564f7827ec7c - core::fmt::write::h540ac4a6a1232abc [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x564f7825f322 - std::io::Write::write_fmt::h5ffa1b5a7703af47 [INFO] [stderr] at src/libstd/io/mod.rs:1539 [INFO] [stderr] 6: 0x564f782630a0 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x564f782630a0 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x564f782630a0 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x564f78262dec - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x564f782636e3 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x564f782632db - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:437 [INFO] [stderr] 12: 0x564f7827e081 - core::panicking::panic_fmt::h78830ea6a34e7206 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x564f7827dea3 - core::option::expect_none_failed::hf79bbb5ca7e09e08 [INFO] [stderr] at src/libcore/option.rs:1269 [INFO] [stderr] 14: 0x564f7823e3bb - core::result::Result::unwrap::h30fa2d79df653167 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libcore/result.rs:1005 [INFO] [stderr] 15: 0x564f7823e7e6 - build_script_gen_mime_types::main::hf31abd5d564e60b5 [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] 16: 0x564f7824131b - std::rt::lang_start::{{closure}}::h3e274fe8d5242882 [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x564f78263ab3 - std::rt::lang_start_internal::{{closure}}::h155f3093add35bce [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x564f78263ab3 - std::panicking::try::do_call::h45f1f66ee6b987d6 [INFO] [stderr] at src/libstd/panicking.rs:348 [INFO] [stderr] 19: 0x564f78263ab3 - std::panicking::try::h0924dfb942cef7e3 [INFO] [stderr] at src/libstd/panicking.rs:325 [INFO] [stderr] 20: 0x564f78263ab3 - std::panic::catch_unwind::h883180846c5b53fa [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x564f78263ab3 - std::rt::lang_start_internal::he9284d43a52786c5 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x564f782412f7 - std::rt::lang_start::hc1fcffbfb36bb9db [INFO] [stderr] at /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x564f7823ec9a - main [INFO] [stderr] 24: 0x7faca0dc90b3 - __libc_start_main [INFO] [stderr] 25: 0x564f7822e17e - _start [INFO] [stderr] 26: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "692cb91ef649474a2501eac5a27e28f91e3a88815c597e7e3aead12d24b8175e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "692cb91ef649474a2501eac5a27e28f91e3a88815c597e7e3aead12d24b8175e", kill_on_drop: false }` [INFO] [stdout] 692cb91ef649474a2501eac5a27e28f91e3a88815c597e7e3aead12d24b8175e