[INFO] fetching crate score 0.2.0... [INFO] checking score-0.2.0 against master#a874956d940ecb3ed524b6176a171219ac4787ea for pr-76104 [INFO] extracting crate score 0.2.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate score 0.2.0 on toolchain a874956d940ecb3ed524b6176a171219ac4787ea [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "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-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "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" "+a874956d940ecb3ed524b6176a171219ac4787ea" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+a874956d940ecb3ed524b6176a171219ac4787ea" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 97174e63df675ba5c8bc26421ed5a74d18c623a79f33f8d107579f8adaa114af [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" "97174e63df675ba5c8bc26421ed5a74d18c623a79f33f8d107579f8adaa114af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "97174e63df675ba5c8bc26421ed5a74d18c623a79f33f8d107579f8adaa114af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97174e63df675ba5c8bc26421ed5a74d18c623a79f33f8d107579f8adaa114af", kill_on_drop: false }` [INFO] [stdout] 97174e63df675ba5c8bc26421ed5a74d18c623a79f33f8d107579f8adaa114af [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+a874956d940ecb3ed524b6176a171219ac4787ea" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 039627e5bbe0425b15a1aa90ae15aeb1b2e020b936789544a2461e39ed4954cc [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" "039627e5bbe0425b15a1aa90ae15aeb1b2e020b936789544a2461e39ed4954cc", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking chunked_transfer v0.3.1 [INFO] [stderr] Checking buf_redux v0.1.3 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking sha1 v0.2.0 [INFO] [stderr] Compiling miniz-sys v0.1.12 [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking memchr v0.1.11 [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-tradchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Checking filetime v0.1.15 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking term v0.2.14 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Checking regex v0.1.80 [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] Compiling rand v0.6.5 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking encoding v0.2.33 [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] Compiling brotli-sys v0.2.1 [INFO] [stderr] Checking 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] Checking env_logger v0.3.5 [INFO] [stderr] Checking num v0.1.42 [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-8c21c82c9a5efbdc/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: 0x55f38ef37740 - std::backtrace_rs::backtrace::libunwind::trace::h14e81b0c16b543a7 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55f38ef37740 - std::backtrace_rs::backtrace::trace_unsynchronized::hc9e39e172835ff32 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55f38ef37740 - std::sys_common::backtrace::_print_fmt::h31994df1c8c77b8f [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55f38ef37740 - ::fmt::he74e98acff43ec99 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55f38ef50f3c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x55f38ef35fd7 - std::io::Write::write_fmt::hea6289e6649ff508 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/io/mod.rs:1517 [INFO] [stderr] 6: 0x55f38ef39850 - std::sys_common::backtrace::_print::h8cc65937fea24014 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55f38ef39850 - std::sys_common::backtrace::print::hff6a0ebb96535e34 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55f38ef39850 - std::panicking::default_hook::{{closure}}::h71b9700c5dda1b1d [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x55f38ef3959c - std::panicking::default_hook::h0c46e634c06c69b6 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x55f38ef39eb3 - std::panicking::rust_panic_with_hook::he52576a0c2093334 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x55f38ef39a89 - std::panicking::begin_panic_handler::{{closure}}::h411c800b810762b2 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/panicking.rs:484 [INFO] [stderr] 12: 0x55f38ef37bcc - std::sys_common::backtrace::__rust_end_short_backtrace::ha657a272019e6aad [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55f38ef39a49 - rust_begin_unwind [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/panicking.rs:483 [INFO] [stderr] 14: 0x55f38ef50261 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x55f38ef50083 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/core/src/option.rs:1221 [INFO] [stderr] 16: 0x55f38ef07b59 - core::result::Result::unwrap::h0900cee7766a4e6d [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/core/src/result.rs:973 [INFO] [stderr] 17: 0x55f38ef07f3c - build_script_gen_mime_types::main::h755212f24bbdc439 [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] 18: 0x55f38ef0954b - core::ops::function::FnOnce::call_once::hec9ad38e99536251 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/core/src/ops/function.rs:227 [INFO] [stderr] 19: 0x55f38ef0548e - std::sys_common::backtrace::__rust_begin_short_backtrace::hacd3d64616e82953 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 20: 0x55f38ef09261 - std::rt::lang_start::{{closure}}::hbf9cd44d099a690b [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/rt.rs:66 [INFO] [stderr] 21: 0x55f38ef3a2b1 - core::ops::function::impls:: for &F>::call_once::h009d20b8a620bf60 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/core/src/ops/function.rs:259 [INFO] [stderr] 22: 0x55f38ef3a2b1 - std::panicking::try::do_call::h09431c39e2107c90 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/panicking.rs:381 [INFO] [stderr] 23: 0x55f38ef3a2b1 - std::panicking::try::he27cf60b958af343 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/panicking.rs:345 [INFO] [stderr] 24: 0x55f38ef3a2b1 - std::panic::catch_unwind::h7b646b0041dc5591 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/panic.rs:382 [INFO] [stderr] 25: 0x55f38ef3a2b1 - std::rt::lang_start_internal::hdad6c98af1e4747e [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/rt.rs:51 [INFO] [stderr] 26: 0x55f38ef09237 - std::rt::lang_start::h31af82e07275ceb4 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/rt.rs:65 [INFO] [stderr] 27: 0x55f38ef083fa - main [INFO] [stderr] 28: 0x7fde816650b3 - __libc_start_main [INFO] [stderr] 29: 0x55f38eef80ae - _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" "039627e5bbe0425b15a1aa90ae15aeb1b2e020b936789544a2461e39ed4954cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "039627e5bbe0425b15a1aa90ae15aeb1b2e020b936789544a2461e39ed4954cc", kill_on_drop: false }` [INFO] [stdout] 039627e5bbe0425b15a1aa90ae15aeb1b2e020b936789544a2461e39ed4954cc