[INFO] fetching crate score 0.2.0... [INFO] checking score-0.2.0 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846 [INFO] extracting crate score 0.2.0 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate score 0.2.0 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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-11/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded brotli2 v0.2.2 [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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", 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] 6fb34069341c8110116b79c4acf915e7e3f41e35b47dec32645c635266560a08 [INFO] running `Command { std: "docker" "start" "-a" "6fb34069341c8110116b79c4acf915e7e3f41e35b47dec32645c635266560a08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6fb34069341c8110116b79c4acf915e7e3f41e35b47dec32645c635266560a08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6fb34069341c8110116b79c4acf915e7e3f41e35b47dec32645c635266560a08", kill_on_drop: false }` [INFO] [stdout] 6fb34069341c8110116b79c4acf915e7e3f41e35b47dec32645c635266560a08 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 48b53453d29cbc86ae50b5d17bc84a142461f731af41275de1a3d6e65ff31449 [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" "48b53453d29cbc86ae50b5d17bc84a142461f731af41275de1a3d6e65ff31449", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Checking tinyvec v0.3.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking buf_redux v0.1.3 [INFO] [stderr] Checking chunked_transfer v0.3.1 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking sha1 v0.2.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking glob v0.2.11 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking term v0.2.14 [INFO] [stderr] Checking unicode-normalization v0.1.13 [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] Checking log v0.3.9 [INFO] [stderr] Compiling brotli-sys v0.2.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking filetime v0.1.15 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling miniz-sys v0.1.12 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking flate2 v0.2.20 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking uuid v0.1.18 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking url v0.2.38 [INFO] [stderr] Checking serde v0.6.15 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling mime_guess v1.5.0 [INFO] [stderr] Checking env_logger v0.3.5 [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-81a34507dbf54e01/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: 0x564059cc0e65 - backtrace::backtrace::libunwind::trace::hdc42e81315d2a69f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x564059cc0e65 - backtrace::backtrace::trace_unsynchronized::hc9edcf4d4fb0b42d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x564059cc0e65 - std::sys_common::backtrace::_print_fmt::hb93b171b1042fa52 [INFO] [stderr] at library/std/src/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x564059cc0e65 - ::fmt::h589f1bf1cf74dd71 [INFO] [stderr] at library/std/src/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x564059cdeccc - core::fmt::write::h3a043650ba7bf668 [INFO] [stderr] at library/core/src/fmt/mod.rs:1117 [INFO] [stderr] 5: 0x564059cbf512 - std::io::Write::write_fmt::hbbad3ca30e02a58a [INFO] [stderr] at library/std/src/io/mod.rs:1510 [INFO] [stderr] 6: 0x564059cc32a0 - std::sys_common::backtrace::_print::h96b2d71887f0b186 [INFO] [stderr] at library/std/src/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x564059cc32a0 - std::sys_common::backtrace::print::h6cd6e92e674a16a4 [INFO] [stderr] at library/std/src/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x564059cc32a0 - std::panicking::default_hook::{{closure}}::h76820e280a7c9f14 [INFO] [stderr] at library/std/src/panicking.rs:198 [INFO] [stderr] 9: 0x564059cc2fec - std::panicking::default_hook::h3c589b4200c4e9d0 [INFO] [stderr] at library/std/src/panicking.rs:217 [INFO] [stderr] 10: 0x564059cc38e3 - std::panicking::rust_panic_with_hook::h99205632f2cac760 [INFO] [stderr] at library/std/src/panicking.rs:526 [INFO] [stderr] 11: 0x564059cc34db - rust_begin_unwind [INFO] [stderr] at library/std/src/panicking.rs:437 [INFO] [stderr] 12: 0x564059cde0d1 - core::panicking::panic_fmt::h019ad16a92ccd092 [INFO] [stderr] at library/core/src/panicking.rs:85 [INFO] [stderr] 13: 0x564059cddef3 - core::option::expect_none_failed::h7135ba2fdb185931 [INFO] [stderr] at library/core/src/option.rs:1273 [INFO] [stderr] 14: 0x564059c9be3b - core::result::Result::unwrap::h31bdf97d2142d2e8 [INFO] [stderr] at /rustc/d990716b6a1fdde1300748828a9c9e79dfd0b898/library/core/src/result.rs:1005 [INFO] [stderr] 15: 0x564059c9c9e6 - build_script_gen_mime_types::main::h8c335dddb85a4a92 [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: 0x564059ca128b - std::rt::lang_start::{{closure}}::h508c6611912f009c [INFO] [stderr] at /rustc/d990716b6a1fdde1300748828a9c9e79dfd0b898/library/std/src/rt.rs:67 [INFO] [stderr] 17: 0x564059cc3cb3 - std::rt::lang_start_internal::{{closure}}::hb14aa68a79b4eb09 [INFO] [stderr] at library/std/src/rt.rs:52 [INFO] [stderr] 18: 0x564059cc3cb3 - std::panicking::try::do_call::haffb1227d43d77f1 [INFO] [stderr] at library/std/src/panicking.rs:348 [INFO] [stderr] 19: 0x564059cc3cb3 - std::panicking::try::hc085bbb3f48e6fb0 [INFO] [stderr] at library/std/src/panicking.rs:325 [INFO] [stderr] 20: 0x564059cc3cb3 - std::panic::catch_unwind::h0d91c438fed06f5e [INFO] [stderr] at library/std/src/panic.rs:394 [INFO] [stderr] 21: 0x564059cc3cb3 - std::rt::lang_start_internal::h9a2f79aa5e187e95 [INFO] [stderr] at library/std/src/rt.rs:51 [INFO] [stderr] 22: 0x564059ca1267 - std::rt::lang_start::h126f2b1aa39447ae [INFO] [stderr] at /rustc/d990716b6a1fdde1300748828a9c9e79dfd0b898/library/std/src/rt.rs:67 [INFO] [stderr] 23: 0x564059c9ce9a - main [INFO] [stderr] 24: 0x7f1082be40b3 - __libc_start_main [INFO] [stderr] 25: 0x564059c8e17e - _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" "48b53453d29cbc86ae50b5d17bc84a142461f731af41275de1a3d6e65ff31449", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48b53453d29cbc86ae50b5d17bc84a142461f731af41275de1a3d6e65ff31449", kill_on_drop: false }` [INFO] [stdout] 48b53453d29cbc86ae50b5d17bc84a142461f731af41275de1a3d6e65ff31449