[INFO] cloning repository https://github.com/akwanmaroso/fluffy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akwanmaroso/fluffy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakwanmaroso%2Ffluffy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakwanmaroso%2Ffluffy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 99b1753a666d41f936346e90c1f24c46b117404d [INFO] checking akwanmaroso/fluffy against try#c3491e21996dc67a8e37d9e5e74ed156563e9854 for pr-101345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakwanmaroso%2Ffluffy" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/akwanmaroso/fluffy on toolchain c3491e21996dc67a8e37d9e5e74ed156563e9854 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3491e21996dc67a8e37d9e5e74ed156563e9854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/akwanmaroso/fluffy [INFO] finished tweaking git repo https://github.com/akwanmaroso/fluffy [INFO] tweaked toml for git repo https://github.com/akwanmaroso/fluffy written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/akwanmaroso/fluffy already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3491e21996dc67a8e37d9e5e74ed156563e9854" "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] 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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+c3491e21996dc67a8e37d9e5e74ed156563e9854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fd5b30ae39a60a07dd03b9c3a96f92e2b343eaf3f8b226d0de6a1615ee8f9c88 [INFO] running `Command { std: "docker" "start" "-a" "fd5b30ae39a60a07dd03b9c3a96f92e2b343eaf3f8b226d0de6a1615ee8f9c88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fd5b30ae39a60a07dd03b9c3a96f92e2b343eaf3f8b226d0de6a1615ee8f9c88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd5b30ae39a60a07dd03b9c3a96f92e2b343eaf3f8b226d0de6a1615ee8f9c88", kill_on_drop: false }` [INFO] [stdout] fd5b30ae39a60a07dd03b9c3a96f92e2b343eaf3f8b226d0de6a1615ee8f9c88 [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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+c3491e21996dc67a8e37d9e5e74ed156563e9854" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7b6d08dc18525ef9e0eb412cd234acde6ecc371b9d689f13d65771ea4b133b05 [INFO] running `Command { std: "docker" "start" "-a" "7b6d08dc18525ef9e0eb412cd234acde6ecc371b9d689f13d65771ea4b133b05", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling futures-core v0.3.17 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling futures-channel v0.3.17 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling futures-task v0.3.17 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking slab v0.4.4 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking futures-sink v0.3.17 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Compiling typenum v1.14.0 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking futures-io v0.3.17 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling serde_json v1.0.67 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Compiling pin-project-internal v0.4.28 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking unicode-bidi v0.3.6 [INFO] [stderr] Checking gimli v0.25.0 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking copyless v0.1.5 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling openssl v0.10.36 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Compiling async-trait v0.1.51 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking match_cfg v0.1.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling native-tls v0.2.8 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Compiling httparse v1.5.1 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Compiling encoding_rs v0.8.28 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling minimal-lexical v0.1.3 [INFO] [stderr] Checking sha1 v0.6.0 [INFO] [stderr] Compiling openssl-probe v0.1.4 [INFO] [stderr] Compiling subtle v1.0.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling bindgen v0.48.1 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking base64 v0.11.0 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Checking serde v0.8.23 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling lexical-core v0.7.6 [INFO] [stderr] Compiling unicode_categories v0.1.1 [INFO] [stderr] Compiling eyre v0.4.3 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Compiling hex v0.4.3 [INFO] [stderr] Compiling dotenv v0.15.0 [INFO] [stderr] Checking owo-colors v1.3.0 [INFO] [stderr] Checking indenter v0.3.3 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Compiling if_chain v1.0.2 [INFO] [stderr] Checking rust-ini v0.13.0 [INFO] [stderr] Checking instant v0.1.10 [INFO] [stderr] Checking tracing-core v0.1.19 [INFO] [stderr] Checking sharded-slab v0.1.3 [INFO] [stderr] Compiling futures-macro v0.3.17 [INFO] [stderr] error: failed to run custom build command for `libc v0.2.101` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/libc-53b3506c1e98e27d/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-changed=build.rs [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Failed to get rustc version', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.101/build.rs:9:63 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x56491d86a9c0 - std::backtrace_rs::backtrace::libunwind::trace::h6176bf60b78d74d6 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 1: 0x56491d86a9c0 - std::backtrace_rs::backtrace::trace_unsynchronized::h5d22932bd33ba306 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x56491d86a9c0 - std::sys_common::backtrace::_print_fmt::h91ed71259c388db3 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x56491d86a9c0 - ::fmt::hde15bb8cbf7665da [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x56491d887b5e - core::fmt::write::h9761a5598d7cc269 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/core/src/fmt/mod.rs:1202:17 [INFO] [stderr] 5: 0x56491d867c75 - std::io::Write::write_fmt::h26becaaa3f318825 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/io/mod.rs:1679:15 [INFO] [stderr] 6: 0x56491d86c0f3 - std::sys_common::backtrace::_print::hc10fefd61e366dd2 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x56491d86c0f3 - std::sys_common::backtrace::print::hd8c846072a354bbf [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x56491d86c0f3 - std::panicking::default_hook::{{closure}}::haa135eeb0555cd8c [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x56491d86bddf - std::panicking::default_hook::h962e5f45e4e85804 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x56491d86c79a - std::panicking::rust_panic_with_hook::h26097f8ccbe406f2 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:698:17 [INFO] [stderr] 11: 0x56491d86c697 - std::panicking::begin_panic_handler::{{closure}}::hc0f865aa1bb60c7c [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:588:13 [INFO] [stderr] 12: 0x56491d86aedc - std::sys_common::backtrace::__rust_end_short_backtrace::h6d4dc99be6f721b8 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stderr] 13: 0x56491d86c3b2 - rust_begin_unwind [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:584:5 [INFO] [stderr] 14: 0x56491d8459c3 - core::panicking::panic_fmt::h4db8cd7388285b2c [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/core/src/panicking.rs:142:14 [INFO] [stderr] 15: 0x56491d886e01 - core::panicking::panic_display::he73fdc935bdf497e [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/core/src/panicking.rs:72:5 [INFO] [stderr] 16: 0x56491d886dab - core::panicking::panic_str::hb5cde10995c7cdaf [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/core/src/panicking.rs:56:5 [INFO] [stderr] 17: 0x56491d845836 - core::option::expect_failed::h659f87154acb3c68 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/core/src/option.rs:1880:5 [INFO] [stderr] 18: 0x56491d8476d2 - core::option::Option::expect::hbfcf0b4fe3db2ecc [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/core/src/option.rs:738:21 [INFO] [stderr] 19: 0x56491d84d8f4 - build_script_build::main::h2bf04176573c6849 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.101/build.rs:9:41 [INFO] [stderr] 20: 0x56491d84f91b - core::ops::function::FnOnce::call_once::h0aa5c81a16aab5fa [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/core/src/ops/function.rs:248:5 [INFO] [stderr] 21: 0x56491d84f5fe - std::sys_common::backtrace::__rust_begin_short_backtrace::h833ef014140c8115 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 22: 0x56491d849821 - std::rt::lang_start::{{closure}}::h3388bda7ebcf4e4f [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/rt.rs:166:18 [INFO] [stderr] 23: 0x56491d86529f - core::ops::function::impls:: for &F>::call_once::he95ed81489502271 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/core/src/ops/function.rs:280:13 [INFO] [stderr] 24: 0x56491d86529f - std::panicking::try::do_call::h0a45e27c5ac7207a [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:492:40 [INFO] [stderr] 25: 0x56491d86529f - std::panicking::try::h032b7145e06b96dd [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:456:19 [INFO] [stderr] 26: 0x56491d86529f - std::panic::catch_unwind::hcb3762214531769d [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panic.rs:137:14 [INFO] [stderr] 27: 0x56491d86529f - std::rt::lang_start_internal::{{closure}}::h49ed99b9e279c5c0 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/rt.rs:148:48 [INFO] [stderr] 28: 0x56491d86529f - std::panicking::try::do_call::hd4e312809bc805d8 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:492:40 [INFO] [stderr] 29: 0x56491d86529f - std::panicking::try::hdb45bd293875ea13 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panicking.rs:456:19 [INFO] [stderr] 30: 0x56491d86529f - std::panic::catch_unwind::h429997a205aa583a [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/panic.rs:137:14 [INFO] [stderr] 31: 0x56491d86529f - std::rt::lang_start_internal::hc8c7091d7b5a3029 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/rt.rs:148:20 [INFO] [stderr] 32: 0x56491d8497fa - std::rt::lang_start::h706d4c018c2c63d4 [INFO] [stderr] at /rustc/c3491e21996dc67a8e37d9e5e74ed156563e9854/library/std/src/rt.rs:165:17 [INFO] [stderr] 33: 0x56491d84edd1 - main [INFO] [stderr] 34: 0x7f71d6069083 - __libc_start_main [INFO] [stderr] 35: 0x56491d845bbe - _start [INFO] [stderr] 36: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "7b6d08dc18525ef9e0eb412cd234acde6ecc371b9d689f13d65771ea4b133b05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b6d08dc18525ef9e0eb412cd234acde6ecc371b9d689f13d65771ea4b133b05", kill_on_drop: false }` [INFO] [stdout] 7b6d08dc18525ef9e0eb412cd234acde6ecc371b9d689f13d65771ea4b133b05