[INFO] fetching crate score 0.2.0... [INFO] testing score-0.2.0 against 1.59.0 for beta-1.60-1 [INFO] extracting crate score 0.2.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate score 0.2.0 on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded chunked_transfer v0.3.1 [INFO] [stderr] Downloaded brotli2 v0.2.2 [INFO] [stderr] Downloaded brotli-sys v0.2.1 [INFO] [stderr] Downloaded ascii v0.7.1 [INFO] [stderr] Downloaded rouille v1.0.3 [INFO] [stderr] Downloaded tiny_http v0.5.9 [INFO] [stderr] Downloaded mime_guess v1.5.0 [INFO] [stderr] Downloaded multipart v0.5.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3c3369b4830dc13e9632edbe02075909927c7065af658dd6a48818487b1130e4 [INFO] running `Command { std: "docker" "start" "-a" "3c3369b4830dc13e9632edbe02075909927c7065af658dd6a48818487b1130e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3c3369b4830dc13e9632edbe02075909927c7065af658dd6a48818487b1130e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c3369b4830dc13e9632edbe02075909927c7065af658dd6a48818487b1130e4", kill_on_drop: false }` [INFO] [stdout] 3c3369b4830dc13e9632edbe02075909927c7065af658dd6a48818487b1130e4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5f511b47ff403670714108815b72389c0156c511bd33cb93d83daa689fe56a93 [INFO] running `Command { std: "docker" "start" "-a" "5f511b47ff403670714108815b72389c0156c511bd33cb93d83daa689fe56a93", kill_on_drop: false }` [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling encoding_index_tests v0.1.4 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling buf_redux v0.1.3 [INFO] [stderr] Compiling ascii v0.7.1 [INFO] [stderr] Compiling chunked_transfer v0.3.1 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling brotli-sys v0.2.1 [INFO] [stderr] Compiling miniz-sys v0.1.12 [INFO] [stderr] Compiling filetime v0.1.15 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling term v0.2.14 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Compiling encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-korean v1.20141219.5 [INFO] [stderr] Compiling encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-japanese v1.20141219.5 [INFO] [stderr] Compiling tempdir v0.3.7 [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 phf_shared v0.7.24 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling flate2 v0.2.20 [INFO] [stderr] Compiling encoding v0.2.33 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling serde v0.6.15 [INFO] [stderr] Compiling chrono v0.2.25 [INFO] [stderr] Compiling mime v0.1.3 [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 mime_guess v1.5.0 [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-2bfce9d7dff931bc/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: ReadOnlyFilesystem, 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: 0x5629e880365c - std::backtrace_rs::backtrace::libunwind::trace::h91c465e73bf6c785 [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x5629e880365c - std::backtrace_rs::backtrace::trace_unsynchronized::hae9da36f5d58b5f3 [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5629e880365c - std::sys_common::backtrace::_print_fmt::h7f499fa126a7effb [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5629e880365c - ::fmt::h3e2b509ce2ce6007 [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5629e88202ec - core::fmt::write::h753c7571fa063ecb [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/fmt/mod.rs:1168:17 [INFO] [stderr] 5: 0x5629e8800603 - std::io::Write::write_fmt::h2815c0519c99ba09 [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/io/mod.rs:1660:15 [INFO] [stderr] 6: 0x5629e8805402 - std::sys_common::backtrace::_print::h64941a6fc8b0ed9b [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5629e8805402 - std::sys_common::backtrace::print::hcf25e43e1a9b0766 [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5629e8805402 - std::panicking::default_hook::{{closure}}::h78d3e6cf97fc623d [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:211:50 [INFO] [stderr] 9: 0x5629e8804fe5 - std::panicking::default_hook::hda898f8d3ad1a5ae [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:228:9 [INFO] [stderr] 10: 0x5629e8805a53 - std::panicking::rust_panic_with_hook::h1a5ea2d6c23051aa [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:606:17 [INFO] [stderr] 11: 0x5629e8805770 - std::panicking::begin_panic_handler::{{closure}}::h07f549390938b73f [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:502:13 [INFO] [stderr] 12: 0x5629e8803b04 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ec3758a92cfb00d [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stderr] 13: 0x5629e88054a9 - rust_begin_unwind [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:498:5 [INFO] [stderr] 14: 0x5629e87c7301 - core::panicking::panic_fmt::h3a79a6a99affe1d5 [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/panicking.rs:116:14 [INFO] [stderr] 15: 0x5629e87c7393 - core::result::unwrap_failed::ha0327e3803285d6e [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/result.rs:1690:5 [INFO] [stderr] 16: 0x5629e87e0c4d - core::result::Result::unwrap::h4e7804dedb6bee97 [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/result.rs:1018:23 [INFO] [stderr] 17: 0x5629e87d7d9b - build_script_gen_mime_types::main::hb4df7c6139370be8 [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: 0x5629e87e40db - core::ops::function::FnOnce::call_once::hb2c7905f95fed5d1 [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x5629e87d3fae - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e93f6df089e48e8 [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stderr] 20: 0x5629e87ea0b1 - std::rt::lang_start::{{closure}}::hac07232328a5d742 [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/rt.rs:145:18 [INFO] [stderr] 21: 0x5629e8802d10 - core::ops::function::impls:: for &F>::call_once::h443f738a8e9f947a [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x5629e8802d10 - std::panicking::try::do_call::h1e21ba261ba489ec [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:406:40 [INFO] [stderr] 23: 0x5629e8802d10 - std::panicking::try::h6afd48af8b6c96ac [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:370:19 [INFO] [stderr] 24: 0x5629e8802d10 - std::panic::catch_unwind::h85dd95e0bab7fb60 [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panic.rs:133:14 [INFO] [stderr] 25: 0x5629e8802d10 - std::rt::lang_start_internal::{{closure}}::h038455e697c8b03e [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/rt.rs:128:48 [INFO] [stderr] 26: 0x5629e8802d10 - std::panicking::try::do_call::h6b0ad65979f3077a [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:406:40 [INFO] [stderr] 27: 0x5629e8802d10 - std::panicking::try::h010108d314169ac6 [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:370:19 [INFO] [stderr] 28: 0x5629e8802d10 - std::panic::catch_unwind::hff397f912b1535c2 [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panic.rs:133:14 [INFO] [stderr] 29: 0x5629e8802d10 - std::rt::lang_start_internal::h52e73755f77c7dd9 [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/rt.rs:128:20 [INFO] [stderr] 30: 0x5629e87ea080 - std::rt::lang_start::h0eb4d3d9e60d5621 [INFO] [stderr] at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/rt.rs:144:17 [INFO] [stderr] 31: 0x5629e87da3fc - main [INFO] [stderr] 32: 0x7f99f14850b3 - __libc_start_main [INFO] [stderr] 33: 0x5629e87c79fe - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "5f511b47ff403670714108815b72389c0156c511bd33cb93d83daa689fe56a93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f511b47ff403670714108815b72389c0156c511bd33cb93d83daa689fe56a93", kill_on_drop: false }` [INFO] [stdout] 5f511b47ff403670714108815b72389c0156c511bd33cb93d83daa689fe56a93