[INFO] fetching crate score 0.2.0... [INFO] testing score-0.2.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [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 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 25e9e8d969e45df91986fbf8fea8cd9f0a7db238f803d3e38f8441a42824617b [INFO] running `Command { std: "docker" "start" "-a" "25e9e8d969e45df91986fbf8fea8cd9f0a7db238f803d3e38f8441a42824617b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "25e9e8d969e45df91986fbf8fea8cd9f0a7db238f803d3e38f8441a42824617b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25e9e8d969e45df91986fbf8fea8cd9f0a7db238f803d3e38f8441a42824617b", kill_on_drop: false }` [INFO] [stdout] 25e9e8d969e45df91986fbf8fea8cd9f0a7db238f803d3e38f8441a42824617b [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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c60dfa4d0467db81b8b724d13cc2ea3fc705d46a7da1e27eb78a1727e77687e7 [INFO] running `Command { std: "docker" "start" "-a" "c60dfa4d0467db81b8b724d13cc2ea3fc705d46a7da1e27eb78a1727e77687e7", kill_on_drop: false }` [INFO] [stderr] Compiling encoding_index_tests v0.1.4 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling regex-syntax v0.3.9 [INFO] [stderr] Compiling chunked_transfer v0.3.1 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling buf_redux v0.1.3 [INFO] [stderr] Compiling ascii v0.7.1 [INFO] [stderr] Compiling sha1 v0.2.0 [INFO] [stderr] Compiling glob v0.2.11 [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] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling filetime v0.1.15 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling term v0.2.14 [INFO] [stderr] Compiling encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Compiling encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-japanese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-korean v1.20141219.5 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling encoding v0.2.33 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling uuid v0.1.18 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling brotli-sys v0.2.1 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling flate2 v0.2.20 [INFO] [stderr] Compiling url v0.2.38 [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] Compiling num v0.1.42 [INFO] [stderr] Compiling serde v0.6.15 [INFO] [stderr] Compiling chrono v0.2.25 [INFO] [stderr] Compiling env_logger v0.3.5 [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-78b008975c1067f0/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: 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: 0x558f8e1589c0 - std::backtrace_rs::backtrace::libunwind::trace::h1037ca7e6eeef65c [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x558f8e1589c0 - std::backtrace_rs::backtrace::trace_unsynchronized::haaefac1bc3669450 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x558f8e1589c0 - std::sys_common::backtrace::_print_fmt::h863a6f5e6d995885 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x558f8e1589c0 - ::fmt::h767e17e1aa7df6a8 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x558f8e172d3c - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/fmt/mod.rs:1110:17 [INFO] [stderr] 5: 0x558f8e157275 - std::io::Write::write_fmt::h4c802b6f761026c1 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/io/mod.rs:1584:15 [INFO] [stderr] 6: 0x558f8e15a5eb - std::sys_common::backtrace::_print::h2769edb26a7eb606 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x558f8e15a5eb - std::sys_common::backtrace::print::ha71f3549862b4cb6 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x558f8e15a5eb - std::panicking::default_hook::{{closure}}::h95488a3bade217f6 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x558f8e15a0c1 - std::panicking::default_hook::h290aa602c0fb11df [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x558f8e15ac91 - std::panicking::rust_panic_with_hook::hf32c4fa635e215f2 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x558f8e15a797 - std::panicking::begin_panic_handler::{{closure}}::h95197ccd88846f7a [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x558f8e158e9c - std::sys_common::backtrace::__rust_end_short_backtrace::h7641df9566f7b7d0 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x558f8e15a6f9 - rust_begin_unwind [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x558f8e11ef21 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x558f8e11efb3 - core::result::unwrap_failed::hf79563fef9d11ab8 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x558f8e13dbee - core::result::Result::unwrap::hea37fe52471f6a0f [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x558f8e14140b - build_script_gen_mime_types::main::hf2c25681d38edcfd [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: 0x558f8e12d90b - core::ops::function::FnOnce::call_once::he02d9a71a421dcf4 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x558f8e13b01e - std::sys_common::backtrace::__rust_begin_short_backtrace::h575f1ac911fe22d7 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x558f8e129b71 - std::rt::lang_start::{{closure}}::h121793f0a711082a [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/rt.rs:49:18 [INFO] [stderr] 21: 0x558f8e15b189 - core::ops::function::impls:: for &F>::call_once::h04259e4a34d07c2f [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x558f8e15b189 - std::panicking::try::do_call::hb8da45704d5cfbbf [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x558f8e15b189 - std::panicking::try::h4beadc19a78fec52 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x558f8e15b189 - std::panic::catch_unwind::hc58016cd36ba81a4 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panic.rs:433:14 [INFO] [stderr] 25: 0x558f8e15b189 - std::rt::lang_start_internal::hc51399759a90501a [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/rt.rs:34:21 [INFO] [stderr] 26: 0x558f8e129b50 - std::rt::lang_start::hef97cbbb55ca2720 [INFO] [stderr] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/rt.rs:48:5 [INFO] [stderr] 27: 0x558f8e14195c - main [INFO] [stderr] 28: 0x7f955d20c0b3 - __libc_start_main [INFO] [stderr] 29: 0x558f8e11f67e - _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" "c60dfa4d0467db81b8b724d13cc2ea3fc705d46a7da1e27eb78a1727e77687e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c60dfa4d0467db81b8b724d13cc2ea3fc705d46a7da1e27eb78a1727e77687e7", kill_on_drop: false }` [INFO] [stdout] c60dfa4d0467db81b8b724d13cc2ea3fc705d46a7da1e27eb78a1727e77687e7