[INFO] fetching crate enet 0.3.0...
[INFO] checking enet-0.3.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate enet 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate enet 0.3.0
[INFO] finished tweaking crates.io crate enet 0.3.0
[INFO] tweaked toml for crates.io crate enet 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate enet 0.3.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate enet 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enet-sys v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1069cc0c214c6d850e535202a5cd796b90df4ddb6204fd07b80afb0449195f08
[INFO] running `Command { std: "docker" "start" "-a" "1069cc0c214c6d850e535202a5cd796b90df4ddb6204fd07b80afb0449195f08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1069cc0c214c6d850e535202a5cd796b90df4ddb6204fd07b80afb0449195f08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1069cc0c214c6d850e535202a5cd796b90df4ddb6204fd07b80afb0449195f08", kill_on_drop: false }`
[INFO] [stdout] 1069cc0c214c6d850e535202a5cd796b90df4ddb6204fd07b80afb0449195f08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65db9c33f658667fb44bb8d1925bf8354b7c93f65bd24a8d9cec13fbd3a9128b
[INFO] running `Command { std: "docker" "start" "-a" "65db9c33f658667fb44bb8d1925bf8354b7c93f65bd24a8d9cec13fbd3a9128b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling clang-sys v1.3.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v4.2.5
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling enet-sys v1.0.0
[INFO] [stderr] error: failed to run custom build command for `enet-sys v1.0.0`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/enet-sys-501f7b2eb51d1722/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (828) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.36/src/fallback.rs:708:9:
[INFO] [stderr]   "__atomic_wide_counter_struct_(unnamed_at_/usr/include/x86_64-linux-gnu/bits/atomic_wide_counter_h_28_3)" is not a valid Ident
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x59ae36185c62 - std::backtrace_rs::backtrace::libunwind::trace::h0fb8082ca5562a61
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x59ae36185c62 - std::backtrace_rs::backtrace::trace_unsynchronized::hfaa258994374a3cd
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x59ae36185c62 - std::sys::backtrace::_print_fmt::h11496fe34963a885
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x59ae36185c62 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hff1a9408d012ee89
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x59ae361a9fbf - core::fmt::rt::Argument::fmt::hf11195b61445f5d1
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x59ae361a9fbf - core::fmt::write::h2f1fc679f228cc52
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x59ae36176463 - std::io::default_write_fmt::hdd5e6d67566e664d
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x59ae36176463 - std::io::Write::write_fmt::haa2231cbd9aebf95
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x59ae36185ab2 - std::sys::backtrace::BacktraceLock::print::h28bfdbcac6d3828b
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x59ae36172d1c - std::panicking::default_hook::{{closure}}::h1f968e3a24b0e3b4
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x59ae36172b63 - std::panicking::default_hook::h43da101644971931
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x59ae3617325a - std::panicking::panic_with_hook::hb4e916c3e65eccec
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x59ae3618563a - std::panicking::panic_handler::{{closure}}::hbff715d0475cf1bd
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x59ae36185599 - std::sys::backtrace::__rust_end_short_backtrace::hd6f43484e45a4955
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x59ae361738ad - __rustc[b29d3319de9a3146]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x59ae361b2650 - core::panicking::panic_fmt::h5f8d281875be5ff1
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x59ae360fb77f - proc_macro2::fallback::validate_ident::h4a116f6871158e62
[INFO] [stderr]     17:     0x59ae360fc541 - proc_macro2::fallback::Ident::_new::hc4d10be46e14247b
[INFO] [stderr]     18:     0x59ae360fb68f - proc_macro2::fallback::Ident::new::h98f1fd84797a132f
[INFO] [stderr]     19:     0x59ae360fb018 - proc_macro2::imp::Ident::new::hf98610e3b63f40ab
[INFO] [stderr]     20:     0x59ae360efe38 - proc_macro2::Ident::new::h5eadfea5f740c5c4
[INFO] [stderr]     21:     0x59ae35e0611f - bindgen::ir::context::BindgenContext::rust_ident_raw::h4bfeeb8bfe4d4bc7
[INFO] [stderr]     22:     0x59ae35e0a620 - bindgen::ir::context::BindgenContext::rust_ident::h35b6372f7ace9431
[INFO] [stderr]     23:     0x59ae35e9cdaa - <bindgen::ir::comp::CompInfo as bindgen::codegen::CodeGenerator>::codegen::h36819e5528fc1ed6
[INFO] [stderr]     24:     0x59ae35e64bdb - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::hf5ffdeeaf51afa26
[INFO] [stderr]     25:     0x59ae35d99d9e - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h52f4bb198a30d2ba
[INFO] [stderr]     26:     0x59ae35ea3bb0 - <bindgen::ir::comp::CompInfo as bindgen::codegen::CodeGenerator>::codegen::h36819e5528fc1ed6
[INFO] [stderr]     27:     0x59ae35e64bdb - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::hf5ffdeeaf51afa26
[INFO] [stderr]     28:     0x59ae35d99d9e - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h52f4bb198a30d2ba
[INFO] [stderr]     29:     0x59ae35ebfd35 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::{{closure}}::h6de7b9995d680b31
[INFO] [stderr]     30:     0x59ae35e160f5 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::h6bcf520dd9818b1c
[INFO] [stderr]     31:     0x59ae35d99d80 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h52f4bb198a30d2ba
[INFO] [stderr]     32:     0x59ae35ec2f66 - bindgen::codegen::codegen::{{closure}}::hc720f97635acdee0
[INFO] [stderr]     33:     0x59ae35e0fd28 - bindgen::ir::context::BindgenContext::gen::h4ec213c3993450ff
[INFO] [stderr]     34:     0x59ae35eb846d - bindgen::codegen::codegen::h416f5ec74233ffaa
[INFO] [stderr]     35:     0x59ae35e3e6aa - bindgen::Bindings::generate::hf905311b5be0b126
[INFO] [stderr]     36:     0x59ae35e399eb - bindgen::Builder::generate::h9232ca2d107742f1
[INFO] [stderr]     37:     0x59ae35d7bae9 - build_script_build::main::h4f1216bb301e0cbf
[INFO] [stderr]     38:     0x59ae35d7ab43 - core::ops::function::FnOnce::call_once::h25e99a8964e4220a
[INFO] [stderr]     39:     0x59ae35d7b036 - std::sys::backtrace::__rust_begin_short_backtrace::h80bf82b1933f02bb
[INFO] [stderr]     40:     0x59ae35d7b1d9 - std::rt::lang_start::{{closure}}::h3ba224ecced75704
[INFO] [stderr]     41:     0x59ae36186270 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h32dc2b2f49a48277
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     42:     0x59ae36186270 - std::panicking::catch_unwind::do_call::h3353546a38525559
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40
[INFO] [stderr]     43:     0x59ae36186270 - std::panicking::catch_unwind::h57fb70202d1ae368
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19
[INFO] [stderr]     44:     0x59ae36186270 - std::panic::catch_unwind::h4b724a52bb5803b4
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14
[INFO] [stderr]     45:     0x59ae36186270 - std::rt::lang_start_internal::{{closure}}::h3724b3072c80532a
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:175:24
[INFO] [stderr]     46:     0x59ae36186270 - std::panicking::catch_unwind::do_call::h4f6e90f858bd1c3f
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40
[INFO] [stderr]     47:     0x59ae36186270 - std::panicking::catch_unwind::h81c085c0d350991c
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19
[INFO] [stderr]     48:     0x59ae36186270 - std::panic::catch_unwind::h289049af1176d82a
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14
[INFO] [stderr]     49:     0x59ae36186270 - std::rt::lang_start_internal::h3c37ebeb799b11e1
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:171:5
[INFO] [stderr]     50:     0x59ae35d7b1c1 - std::rt::lang_start::he657b85cac4c4519
[INFO] [stderr]     51:     0x59ae35d7cac5 - main
[INFO] [stderr]     52:     0x7bc80277a1ca - <unknown>
[INFO] [stderr]     53:     0x7bc80277a28b - __libc_start_main
[INFO] [stderr]     54:     0x59ae35d792d5 - _start
[INFO] [stderr]     55:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "65db9c33f658667fb44bb8d1925bf8354b7c93f65bd24a8d9cec13fbd3a9128b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65db9c33f658667fb44bb8d1925bf8354b7c93f65bd24a8d9cec13fbd3a9128b", kill_on_drop: false }`
[INFO] [stdout] 65db9c33f658667fb44bb8d1925bf8354b7c93f65bd24a8d9cec13fbd3a9128b