[INFO] fetching crate score 0.2.0... [INFO] checking score-0.2.0 against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363 [INFO] extracting crate score 0.2.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate score 0.2.0 on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "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-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ascii v0.7.1 [INFO] [stderr] Downloaded chunked_transfer v0.3.1 [INFO] [stderr] Downloaded mime v0.1.3 [INFO] [stderr] Downloaded url v0.2.38 [INFO] [stderr] Downloaded filetime v0.1.15 [INFO] [stderr] Downloaded chrono v0.2.25 [INFO] [stderr] Downloaded brotli2 v0.2.2 [INFO] [stderr] Downloaded mime_guess v1.5.0 [INFO] [stderr] Downloaded uuid v0.1.18 [INFO] [stderr] Downloaded buf_redux v0.1.3 [INFO] [stderr] Downloaded rouille v1.0.3 [INFO] [stderr] Downloaded tiny_http v0.5.9 [INFO] [stderr] Downloaded brotli-sys v0.2.1 [INFO] [stderr] Downloaded multipart v0.5.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "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] db7a990637212dfb7038672d82249a9abd988d6c2d693cd79dfc73e96e8c579e [INFO] running `Command { std: "docker" "start" "-a" "db7a990637212dfb7038672d82249a9abd988d6c2d693cd79dfc73e96e8c579e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db7a990637212dfb7038672d82249a9abd988d6c2d693cd79dfc73e96e8c579e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db7a990637212dfb7038672d82249a9abd988d6c2d693cd79dfc73e96e8c579e", kill_on_drop: false }` [INFO] [stdout] db7a990637212dfb7038672d82249a9abd988d6c2d693cd79dfc73e96e8c579e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 934a87d0949d855214217189b0105574538dbd84fd13d2891cf7107f3223b288 [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" "934a87d0949d855214217189b0105574538dbd84fd13d2891cf7107f3223b288", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling cc v1.0.61 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking tinyvec v0.3.4 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking buf_redux v0.1.3 [INFO] [stderr] Checking ascii v0.7.1 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking chunked_transfer v0.3.1 [INFO] [stderr] Checking sha1 v0.2.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking phf_shared v0.7.24 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Checking unicode-normalization v0.1.13 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Checking term v0.2.14 [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] Checking encoding v0.2.33 [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 atty v0.2.14 [INFO] [stderr] Checking filetime v0.1.15 [INFO] [stderr] Compiling brotli-sys v0.2.1 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling miniz-sys v0.1.12 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking uuid v0.1.18 [INFO] [stderr] Checking flate2 v0.2.20 [INFO] [stderr] Checking url v0.2.38 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking env_logger v0.3.5 [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 num v0.1.42 [INFO] [stderr] Checking serde v0.6.15 [INFO] [stderr] Checking chrono v0.2.25 [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-564c5431376aeeec/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: 0x56377993f9a0 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x56377993f9a0 - std::backtrace_rs::backtrace::trace_unsynchronized::h881b9d30a8a89a0c [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x56377993f9a0 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x56377993f9a0 - ::fmt::h8d62bbfda6d5c836 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x56377995920c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/core/src/fmt/mod.rs:1076:17 [INFO] [stderr] 5: 0x56377993dea2 - std::io::Write::write_fmt::h16a9fe7680ac245c [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/io/mod.rs:1516:15 [INFO] [stderr] 6: 0x563779941b05 - std::sys_common::backtrace::_print::h9ba51a6db618de7d [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x563779941b05 - std::sys_common::backtrace::print::h5f20e41c85e91716 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x563779941b05 - std::panicking::default_hook::{{closure}}::h8d48653392f3b04c [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5637799417a8 - std::panicking::default_hook::hb3948d1f74b6ff4c [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x563779942241 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/panicking.rs:593:17 [INFO] [stderr] 11: 0x563779941d87 - std::panicking::begin_panic_handler::{{closure}}::h56ae74c6dea6e141 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/panicking.rs:499:13 [INFO] [stderr] 12: 0x56377993fe3c - std::sys_common::backtrace::__rust_end_short_backtrace::h3c4721f56689fae4 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x563779941ce9 - rust_begin_unwind [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/panicking.rs:495:5 [INFO] [stderr] 14: 0x563779958521 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x563779958343 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/core/src/option.rs:1268:5 [INFO] [stderr] 16: 0x563779911d8b - core::result::Result::unwrap::h6d27324084dd8d6b [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/core/src/result.rs:973:23 [INFO] [stderr] 17: 0x56377990f9eb - build_script_gen_mime_types::main::h471b000db75e793a [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: 0x563779912dfb - core::ops::function::FnOnce::call_once::h8a72fd7e7b16f580 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x56377991a5ae - std::sys_common::backtrace::__rust_begin_short_backtrace::h710385de9b70214a [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x563779910ee1 - std::rt::lang_start::{{closure}}::he2a94e4306cb41d1 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x563779942667 - core::ops::function::impls:: for &F>::call_once::h3f3ba5d1e0ce8d49 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x563779942667 - std::panicking::try::do_call::hd7a374fc87b951e7 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/panicking.rs:381:40 [INFO] [stderr] 23: 0x563779942667 - std::panicking::try::hcc68eba0f7d51b82 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/panicking.rs:345:19 [INFO] [stderr] 24: 0x563779942667 - std::panic::catch_unwind::h2e8cfcfcf4f9eb6d [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/panic.rs:382:14 [INFO] [stderr] 25: 0x563779942667 - std::rt::lang_start_internal::h8ff82302dd620b52 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x563779910eb7 - std::rt::lang_start::hc79cc905941568f0 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x56377990ff2a - main [INFO] [stderr] 28: 0x7fa253b190b3 - __libc_start_main [INFO] [stderr] 29: 0x5637799000ae - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "934a87d0949d855214217189b0105574538dbd84fd13d2891cf7107f3223b288", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "934a87d0949d855214217189b0105574538dbd84fd13d2891cf7107f3223b288", kill_on_drop: false }` [INFO] [stdout] 934a87d0949d855214217189b0105574538dbd84fd13d2891cf7107f3223b288