[INFO] fetching crate score 0.2.0... [INFO] checking score-0.2.0 against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231 [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 0a8629bff642c3c3b84bb644c0099194f063b627 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "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-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded matches v0.1.8 [INFO] [stderr] Downloaded percent-encoding v1.0.1 [INFO] [stderr] Downloaded url v1.7.2 [INFO] [stderr] Downloaded idna v0.1.5 [INFO] [stderr] Downloaded num-traits v0.2.14 [INFO] [stderr] Downloaded unicode-bidi v0.3.5 [INFO] [stderr] Downloaded cloudabi v0.0.3 [INFO] [stderr] Downloaded glob v0.2.11 [INFO] [stderr] Downloaded regex-syntax v0.3.9 [INFO] [stderr] Downloaded cfg-if v0.1.10 [INFO] [stderr] Downloaded encoding-index-korean v1.20141219.5 [INFO] [stderr] Downloaded filetime v0.1.15 [INFO] [stderr] Downloaded thread-id v2.0.0 [INFO] [stderr] Downloaded ascii v0.7.1 [INFO] [stderr] Downloaded chunked_transfer v0.3.1 [INFO] [stderr] Downloaded rand_chacha v0.1.1 [INFO] [stderr] Downloaded rand_os v0.1.3 [INFO] [stderr] Downloaded remove_dir_all v0.5.3 [INFO] [stderr] Downloaded kernel32-sys v0.2.2 [INFO] [stderr] Downloaded cc v1.0.68 [INFO] [stderr] Downloaded flate2 v0.2.20 [INFO] [stderr] Downloaded buf_redux v0.1.3 [INFO] [stderr] Downloaded thread_local v0.2.7 [INFO] [stderr] Downloaded memchr v0.1.11 [INFO] [stderr] Downloaded utf8-ranges v0.1.3 [INFO] [stderr] Downloaded encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Downloaded encoding v0.2.33 [INFO] [stderr] Downloaded rand v0.4.6 [INFO] [stderr] Downloaded unicode-normalization v0.1.19 [INFO] [stderr] Downloaded encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Downloaded miniz-sys v0.1.12 [INFO] [stderr] Downloaded phf v0.7.24 [INFO] [stderr] Downloaded rand_pcg v0.1.2 [INFO] [stderr] Downloaded gcc v0.3.55 [INFO] [stderr] Downloaded aho-corasick v0.5.3 [INFO] [stderr] Downloaded winapi-build v0.1.1 [INFO] [stderr] Downloaded rdrand v0.4.0 [INFO] [stderr] Downloaded winapi v0.2.8 [INFO] [stderr] Downloaded encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Downloaded encoding-index-japanese v1.20141219.5 [INFO] [stderr] Downloaded encoding_index_tests v0.1.4 [INFO] [stderr] Downloaded fuchsia-cprng v0.1.1 [INFO] [stderr] Downloaded redox_syscall v0.1.57 [INFO] [stderr] Downloaded rand v0.6.5 [INFO] [stderr] Downloaded phf_generator v0.7.24 [INFO] [stderr] Downloaded siphasher v0.2.3 [INFO] [stderr] Downloaded phf_shared v0.7.24 [INFO] [stderr] Downloaded phf_codegen v0.7.24 [INFO] [stderr] Downloaded num-integer v0.1.44 [INFO] [stderr] Downloaded num-iter v0.1.42 [INFO] [stderr] Downloaded rand_core v0.3.1 [INFO] [stderr] Downloaded rand_core v0.4.2 [INFO] [stderr] Downloaded regex v0.1.80 [INFO] [stderr] Downloaded tempdir v0.3.7 [INFO] [stderr] Downloaded sha1 v0.2.0 [INFO] [stderr] Downloaded env_logger v0.3.5 [INFO] [stderr] Downloaded chrono v0.2.25 [INFO] [stderr] Downloaded url v0.2.38 [INFO] [stderr] Downloaded wasi v0.10.0+wasi-snapshot-preview1 [INFO] [stderr] Downloaded rand_hc v0.1.0 [INFO] [stderr] Downloaded rand_isaac v0.1.1 [INFO] [stderr] Downloaded rand_jitter v0.1.4 [INFO] [stderr] Downloaded rand_xorshift v0.1.1 [INFO] [stderr] Downloaded rand v0.3.23 [INFO] [stderr] Downloaded rustc-serialize v0.3.24 [INFO] [stderr] Downloaded tiny_http v0.5.9 [INFO] [stderr] Downloaded autocfg v0.1.7 [INFO] [stderr] Downloaded tinyvec v1.2.0 [INFO] [stderr] Downloaded tinyvec_macros v0.1.0 [INFO] [stderr] Downloaded num v0.1.42 [INFO] [stderr] Downloaded time v0.1.44 [INFO] [stderr] Downloaded rouille v1.0.3 [INFO] [stderr] Downloaded mime v0.1.3 [INFO] [stderr] Downloaded mime_guess v1.5.0 [INFO] [stderr] Downloaded term v0.2.14 [INFO] [stderr] Downloaded serde v0.6.15 [INFO] [stderr] Downloaded brotli2 v0.2.2 [INFO] [stderr] Downloaded uuid v0.1.18 [INFO] [stderr] Downloaded multipart v0.5.1 [INFO] [stderr] Downloaded brotli-sys v0.2.1 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b2de6f5b25a2c2ba03560f896270974146424f45478435621d5d68254b39385f [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" "b2de6f5b25a2c2ba03560f896270974146424f45478435621d5d68254b39385f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b2de6f5b25a2c2ba03560f896270974146424f45478435621d5d68254b39385f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2de6f5b25a2c2ba03560f896270974146424f45478435621d5d68254b39385f", kill_on_drop: false }` [INFO] [stdout] b2de6f5b25a2c2ba03560f896270974146424f45478435621d5d68254b39385f [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a69ba293dfecdf3f9e9ff0e62a1ae37af54a273597799d85699b31209aee536a [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" "a69ba293dfecdf3f9e9ff0e62a1ae37af54a273597799d85699b31209aee536a", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking buf_redux v0.1.3 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking sha1 v0.2.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Compiling brotli-sys v0.2.1 [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking filetime v0.1.15 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Checking kernel32-sys v0.2.2 [INFO] [stderr] Checking unicode-bidi v0.3.5 [INFO] [stderr] Checking tinyvec v1.2.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking term v0.2.14 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Compiling rand v0.6.5 [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] Checking encoding v0.2.33 [INFO] [stderr] Checking clap v2.33.3 [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] Compiling miniz-sys v0.1.12 [INFO] [stderr] Checking url v0.2.38 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling mime_guess v1.5.0 [INFO] [stderr] Checking flate2 v0.2.20 [INFO] [stderr] Checking idna v0.1.5 [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-44db42dad07cb704/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: 0x55bf59026cd0 - std::backtrace_rs::backtrace::libunwind::trace::hfa838fc631229987 [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55bf59026cd0 - std::backtrace_rs::backtrace::trace_unsynchronized::h93a23e36ec026219 [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55bf59026cd0 - std::sys_common::backtrace::_print_fmt::hba56c7f796a4152f [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55bf59026cd0 - ::fmt::h214637f1e26310e1 [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55bf5904108c - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/core/src/fmt/mod.rs:1110:17 [INFO] [stderr] 5: 0x55bf590256d5 - std::io::Write::write_fmt::heb07fc0616bbd06d [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/io/mod.rs:1588:15 [INFO] [stderr] 6: 0x55bf590288fb - std::sys_common::backtrace::_print::h2c2441c37e894fb5 [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55bf590288fb - std::sys_common::backtrace::print::h4fb679ac439362ea [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55bf590288fb - std::panicking::default_hook::{{closure}}::h56bbadec2356e5d2 [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55bf590283d1 - std::panicking::default_hook::hb25822b45f6fdc4e [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55bf59028fc4 - std::panicking::rust_panic_with_hook::h4da5578e7277d2d4 [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x55bf59028aa7 - std::panicking::begin_panic_handler::{{closure}}::h003783ddb3cba4e8 [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x55bf590271ac - std::sys_common::backtrace::__rust_end_short_backtrace::hd138d2032731ed21 [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55bf59028a09 - rust_begin_unwind [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x55bf58fecf21 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55bf58fecfb3 - core::result::unwrap_failed::hf79563fef9d11ab8 [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x55bf5900c0be - core::result::Result::unwrap::hf1d338524dd1c267 [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x55bf5900f65b - build_script_gen_mime_types::main::hb4e3b9863abf5692 [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: 0x55bf58ffba8b - core::ops::function::FnOnce::call_once::hafb133e2830be136 [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55bf5900ac4e - std::sys_common::backtrace::__rust_begin_short_backtrace::hb017818f0a5be6af [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55bf58ff7b71 - std::rt::lang_start::{{closure}}::h721c1d5662e945e1 [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/rt.rs:49:18 [INFO] [stderr] 21: 0x55bf590294c9 - core::ops::function::impls:: for &F>::call_once::hd933294140eb11aa [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55bf590294c9 - std::panicking::try::do_call::h8342fe3d9218b807 [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x55bf590294c9 - std::panicking::try::hcbd73d6d0d58a8f0 [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x55bf590294c9 - std::panic::catch_unwind::hde9cf73f810acfcc [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/panic.rs:434:14 [INFO] [stderr] 25: 0x55bf590294c9 - std::rt::lang_start_internal::heb39e7ea6e5d6f6f [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/rt.rs:34:21 [INFO] [stderr] 26: 0x55bf58ff7b50 - std::rt::lang_start::hec7afff1e7a86f9e [INFO] [stderr] at /rustc/0a8629bff642c3c3b84bb644c0099194f063b627/library/std/src/rt.rs:48:5 [INFO] [stderr] 27: 0x55bf5900fbac - main [INFO] [stderr] 28: 0x7f9a41be30b3 - __libc_start_main [INFO] [stderr] 29: 0x55bf58fed67e - _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" "a69ba293dfecdf3f9e9ff0e62a1ae37af54a273597799d85699b31209aee536a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a69ba293dfecdf3f9e9ff0e62a1ae37af54a273597799d85699b31209aee536a", kill_on_drop: false }` [INFO] [stdout] a69ba293dfecdf3f9e9ff0e62a1ae37af54a273597799d85699b31209aee536a