[INFO] cloning repository https://github.com/archer884/fspack [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/archer884/fspack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcher884%2Ffspack", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcher884%2Ffspack'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3dcbfb5e8a4b21f8012eaa33925be02b0ef08d3e [INFO] checking archer884/fspack against try#560667b800e34f03ac9f520f299d077c249dd301 for pr-100971 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcher884%2Ffspack" "/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/archer884/fspack on toolchain 560667b800e34f03ac9f520f299d077c249dd301 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+560667b800e34f03ac9f520f299d077c249dd301" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/archer884/fspack [INFO] finished tweaking git repo https://github.com/archer884/fspack [INFO] tweaked toml for git repo https://github.com/archer884/fspack written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/archer884/fspack already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+560667b800e34f03ac9f520f299d077c249dd301" "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" "+560667b800e34f03ac9f520f299d077c249dd301" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c9bf1f75bb01a2660a0caa7e76972f3174c52667005c893281d6a71077bc143e [INFO] running `Command { std: "docker" "start" "-a" "c9bf1f75bb01a2660a0caa7e76972f3174c52667005c893281d6a71077bc143e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c9bf1f75bb01a2660a0caa7e76972f3174c52667005c893281d6a71077bc143e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9bf1f75bb01a2660a0caa7e76972f3174c52667005c893281d6a71077bc143e", kill_on_drop: false }` [INFO] [stdout] c9bf1f75bb01a2660a0caa7e76972f3174c52667005c893281d6a71077bc143e [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" "+560667b800e34f03ac9f520f299d077c249dd301" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 904b57f719122e4e0229e81e84cdd71501ba825aa40b908e8bbc09801eb750ad [INFO] running `Command { std: "docker" "start" "-a" "904b57f719122e4e0229e81e84cdd71501ba825aa40b908e8bbc09801eb750ad", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling serde_json v1.0.57 [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 itoa v0.4.6 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] error: failed to run custom build command for `libc v0.2.76` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/libc-22cdbf514d103cec/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Failed to get rustc version', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.76/build.rs:7:31 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x564850a8e980 - std::backtrace_rs::backtrace::libunwind::trace::hbb3993e407686285 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 1: 0x564850a8e980 - std::backtrace_rs::backtrace::trace_unsynchronized::h2b06659c943a09f0 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x564850a8e980 - std::sys_common::backtrace::_print_fmt::h676962b0162f62e5 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x564850a8e980 - ::fmt::ha0d2ba78543a109f [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x564850aabc3e - core::fmt::write::hc9a543a2c46ce767 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/core/src/fmt/mod.rs:1202:17 [INFO] [stderr] 5: 0x564850a8bc85 - std::io::Write::write_fmt::h1be311b310a4aa80 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/io/mod.rs:1672:15 [INFO] [stderr] 6: 0x564850a900d3 - std::sys_common::backtrace::_print::h5d3c46e4ca69cc60 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x564850a900d3 - std::sys_common::backtrace::print::h958100729cb4758a [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x564850a900d3 - std::panicking::default_hook::{{closure}}::hab051022779338dd [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x564850a8fdbf - std::panicking::default_hook::hc6ea4e908ee8a453 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x564850a9077a - std::panicking::rust_panic_with_hook::h962c972a051a8f7a [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/panicking.rs:698:17 [INFO] [stderr] 11: 0x564850a90677 - std::panicking::begin_panic_handler::{{closure}}::hfa5798e5fe6b3140 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/panicking.rs:588:13 [INFO] [stderr] 12: 0x564850a8ee9c - std::sys_common::backtrace::__rust_end_short_backtrace::h7b7fe4e090b3ee08 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stderr] 13: 0x564850a90392 - rust_begin_unwind [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/panicking.rs:584:5 [INFO] [stderr] 14: 0x564850a699c3 - core::panicking::panic_fmt::h0edf611a3244aa6c [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/core/src/panicking.rs:142:14 [INFO] [stderr] 15: 0x564850aaae31 - core::panicking::panic_display::hc52278b0e1184cd1 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/core/src/panicking.rs:72:5 [INFO] [stderr] 16: 0x564850aaaddb - core::panicking::panic_str::hc7f0a7d91d51b830 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/core/src/panicking.rs:56:5 [INFO] [stderr] 17: 0x564850a69836 - core::option::expect_failed::h4f6a348ef998636d [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/core/src/option.rs:1880:5 [INFO] [stderr] 18: 0x564850a6b6a2 - core::option::Option::expect::hfee7d4b088b13d39 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/core/src/option.rs:738:21 [INFO] [stderr] 19: 0x564850a71877 - build_script_build::main::h6cf1836693bd0199 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.76/build.rs:7:9 [INFO] [stderr] 20: 0x564850a7383b - core::ops::function::FnOnce::call_once::h918c563922413574 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/core/src/ops/function.rs:248:5 [INFO] [stderr] 21: 0x564850a7354e - std::sys_common::backtrace::__rust_begin_short_backtrace::h206e76bf8745baee [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 22: 0x564850a6d7f1 - std::rt::lang_start::{{closure}}::h4d411912b7ea64a2 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/rt.rs:145:18 [INFO] [stderr] 23: 0x564850a891bf - core::ops::function::impls:: for &F>::call_once::h374a34ab80724658 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/core/src/ops/function.rs:280:13 [INFO] [stderr] 24: 0x564850a891bf - std::panicking::try::do_call::hc1ae46ee68e81ae9 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/panicking.rs:492:40 [INFO] [stderr] 25: 0x564850a891bf - std::panicking::try::h5be49582b3c7dc86 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/panicking.rs:456:19 [INFO] [stderr] 26: 0x564850a891bf - std::panic::catch_unwind::h7cc24fcf946358e1 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/panic.rs:137:14 [INFO] [stderr] 27: 0x564850a891bf - std::rt::lang_start_internal::{{closure}}::hb106321bea8e7094 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/rt.rs:128:48 [INFO] [stderr] 28: 0x564850a891bf - std::panicking::try::do_call::h1a35fe83f2392db7 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/panicking.rs:492:40 [INFO] [stderr] 29: 0x564850a891bf - std::panicking::try::h14deeca5121ff374 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/panicking.rs:456:19 [INFO] [stderr] 30: 0x564850a891bf - std::panic::catch_unwind::h3b0cdc8b3ed01f99 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/panic.rs:137:14 [INFO] [stderr] 31: 0x564850a891bf - std::rt::lang_start_internal::hcbf2a7bc04af812f [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/rt.rs:128:20 [INFO] [stderr] 32: 0x564850a6d7c0 - std::rt::lang_start::hfbbbbbe0b8b89af2 [INFO] [stderr] at /rustc/560667b800e34f03ac9f520f299d077c249dd301/library/std/src/rt.rs:144:17 [INFO] [stderr] 33: 0x564850a72d4c - main [INFO] [stderr] 34: 0x7f4597a8e083 - __libc_start_main [INFO] [stderr] 35: 0x564850a69bbe - _start [INFO] [stderr] 36: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "904b57f719122e4e0229e81e84cdd71501ba825aa40b908e8bbc09801eb750ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "904b57f719122e4e0229e81e84cdd71501ba825aa40b908e8bbc09801eb750ad", kill_on_drop: false }` [INFO] [stdout] 904b57f719122e4e0229e81e84cdd71501ba825aa40b908e8bbc09801eb750ad