[INFO] fetching crate qecp 0.1.6... [INFO] checking qecp-0.1.6 against try#d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf for pr-100046 [INFO] extracting crate qecp 0.1.6 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate qecp 0.1.6 on toolchain d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate qecp 0.1.6 [INFO] finished tweaking crates.io crate qecp 0.1.6 [INFO] tweaked toml for crates.io crate qecp 0.1.6 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate crates.io crate qecp 0.1.6 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 522ac11b93e06d410215ae96367cdd8bae6fbd24f6df7c2592ce9d30f1b05f07 [INFO] running `Command { std: "docker" "start" "-a" "522ac11b93e06d410215ae96367cdd8bae6fbd24f6df7c2592ce9d30f1b05f07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "522ac11b93e06d410215ae96367cdd8bae6fbd24f6df7c2592ce9d30f1b05f07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "522ac11b93e06d410215ae96367cdd8bae6fbd24f6df7c2592ce9d30f1b05f07", kill_on_drop: false }` [INFO] [stdout] 522ac11b93e06d410215ae96367cdd8bae6fbd24f6df7c2592ce9d30f1b05f07 [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" "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" "+d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 24b9c6c92d3826aaaa406c674c98c8cc0e099a6a38e45b6d33da1bd526703c7d [INFO] running `Command { std: "docker" "start" "-a" "24b9c6c92d3826aaaa406c674c98c8cc0e099a6a38e45b6d33da1bd526703c7d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Checking hashbrown v0.12.1 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking local-waker v0.1.3 [INFO] [stderr] Checking alloc-no-stdlib v2.0.3 [INFO] [stderr] Compiling zstd-safe v5.0.2+zstd.1.5.2 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Compiling regex-syntax v0.6.26 [INFO] [stderr] Compiling httparse v1.7.1 [INFO] [stderr] Compiling paste v1.0.7 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling encoding_rs v0.8.31 [INFO] [stderr] Checking unicode-bidi v0.3.8 [INFO] [stderr] Checking num_threads v0.1.6 [INFO] [stderr] Compiling time-macros v0.2.4 [INFO] [stderr] Checking slab v0.4.6 [INFO] [stderr] Checking cpufeatures v0.2.2 [INFO] [stderr] Compiling firestorm v0.5.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.9 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Compiling gmp-mpfr-sys v1.4.8 [INFO] [stderr] Checking language-tags v0.3.2 [INFO] [stderr] Compiling az v1.2.0 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking httpdate v1.0.2 [INFO] [stderr] Compiling rug v1.16.0 [INFO] [stderr] Checking os_str_bytes v6.1.0 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking fixedbitset v0.4.1 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking float-ord v0.3.2 [INFO] [stderr] Checking shlex v1.1.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking tracing-core v0.1.27 [INFO] [stderr] error: failed to run custom build command for `libc v0.2.126` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/libc-d2d302c68ab6c510/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-0.2.126/build.rs:9:63 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55cc4ff092f0 - std::backtrace_rs::backtrace::libunwind::trace::hfb8bb8a6f5a96090 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 1: 0x55cc4ff092f0 - std::backtrace_rs::backtrace::trace_unsynchronized::hfe629c6dbbe4f795 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55cc4ff092f0 - std::sys_common::backtrace::_print_fmt::h4db1f48702d4e644 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x55cc4ff092f0 - ::fmt::h8943d2c830a6f429 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x55cc4ff2729c - core::fmt::write::he584c0fd6ac549de [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/core/src/fmt/mod.rs:1198:17 [INFO] [stderr] 5: 0x55cc4ff067c5 - std::io::Write::write_fmt::h8551a7cea09fb5a2 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/io/mod.rs:1672:15 [INFO] [stderr] 6: 0x55cc4ff0aa51 - std::sys_common::backtrace::_print::h123fa45e24600548 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x55cc4ff0aa51 - std::sys_common::backtrace::print::h51864cbc6c351ec1 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x55cc4ff0aa51 - std::panicking::default_hook::{{closure}}::h4acda20218974a75 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x55cc4ff0a71e - std::panicking::default_hook::h9ebb6f2c701bce32 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x55cc4ff0b0f3 - std::panicking::rust_panic_with_hook::h8e586430699e3f6e [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/panicking.rs:698:17 [INFO] [stderr] 11: 0x55cc4ff0afe7 - std::panicking::begin_panic_handler::{{closure}}::hc5813fe3168e1fe3 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/panicking.rs:588:13 [INFO] [stderr] 12: 0x55cc4ff09814 - std::sys_common::backtrace::__rust_end_short_backtrace::h7abc40c7af6a3ab1 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stderr] 13: 0x55cc4ff0ad12 - rust_begin_unwind [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/panicking.rs:584:5 [INFO] [stderr] 14: 0x55cc4fee2893 - core::panicking::panic_fmt::h278f658444263c33 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/core/src/panicking.rs:142:14 [INFO] [stderr] 15: 0x55cc4ff26481 - core::panicking::panic_display::h93a98f0d298a2778 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/core/src/panicking.rs:72:5 [INFO] [stderr] 16: 0x55cc4ff2642b - core::panicking::panic_str::h5bb50cf4bbbf3cb7 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/core/src/panicking.rs:56:5 [INFO] [stderr] 17: 0x55cc4fee2706 - core::option::expect_failed::h643a905b1a516e1f [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/core/src/option.rs:1874:5 [INFO] [stderr] 18: 0x55cc4fee4d22 - core::option::Option::expect::h984f569085cd74da [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/core/src/option.rs:738:21 [INFO] [stderr] 19: 0x55cc4fee91d4 - build_script_build::main::h9c2dbac003844ff3 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.126/build.rs:9:41 [INFO] [stderr] 20: 0x55cc4feecc9b - core::ops::function::FnOnce::call_once::hb387edc250b1d880 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/core/src/ops/function.rs:248:5 [INFO] [stderr] 21: 0x55cc4feec9ce - std::sys_common::backtrace::__rust_begin_short_backtrace::h9a8c4b8167246e50 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 22: 0x55cc4feea9a1 - std::rt::lang_start::{{closure}}::h9f4ebd72deafdf20 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/rt.rs:145:18 [INFO] [stderr] 23: 0x55cc4ff03b4a - core::ops::function::impls:: for &F>::call_once::hcd28b957e3d39a52 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/core/src/ops/function.rs:280:13 [INFO] [stderr] 24: 0x55cc4ff03b4a - std::panicking::try::do_call::hbbb383305750fc98 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/panicking.rs:492:40 [INFO] [stderr] 25: 0x55cc4ff03b4a - std::panicking::try::h43749886564c64d5 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/panicking.rs:456:19 [INFO] [stderr] 26: 0x55cc4ff03b4a - std::panic::catch_unwind::hdcf22750d6932a10 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/panic.rs:137:14 [INFO] [stderr] 27: 0x55cc4ff03b4a - std::rt::lang_start_internal::{{closure}}::h03471bbf4b6e3f7e [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/rt.rs:128:48 [INFO] [stderr] 28: 0x55cc4ff03b4a - std::panicking::try::do_call::h8259c10f99405ece [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/panicking.rs:492:40 [INFO] [stderr] 29: 0x55cc4ff03b4a - std::panicking::try::h38c9554befef1925 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/panicking.rs:456:19 [INFO] [stderr] 30: 0x55cc4ff03b4a - std::panic::catch_unwind::h1dd6fa05ac71a36b [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/panic.rs:137:14 [INFO] [stderr] 31: 0x55cc4ff03b4a - std::rt::lang_start_internal::h055ea796575de685 [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/rt.rs:128:20 [INFO] [stderr] 32: 0x55cc4feea970 - std::rt::lang_start::h6c685ae8a605ea2e [INFO] [stderr] at /rustc/d76952bc2a74b981479554f7e1e2c6f8a8c3e3bf/library/std/src/rt.rs:144:17 [INFO] [stderr] 33: 0x55cc4feea93c - main [INFO] [stderr] 34: 0x7f52ba487083 - __libc_start_main [INFO] [stderr] 35: 0x55cc4fee2a8e - _start [INFO] [stderr] 36: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "24b9c6c92d3826aaaa406c674c98c8cc0e099a6a38e45b6d33da1bd526703c7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24b9c6c92d3826aaaa406c674c98c8cc0e099a6a38e45b6d33da1bd526703c7d", kill_on_drop: false }` [INFO] [stdout] 24b9c6c92d3826aaaa406c674c98c8cc0e099a6a38e45b6d33da1bd526703c7d