[INFO] fetching crate libmodbus-rs 0.8.3...
[INFO] checking libmodbus-rs-0.8.3 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate libmodbus-rs 0.8.3 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate libmodbus-rs 0.8.3 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-11/source/.cargo/config
[INFO] started tweaking crates.io crate libmodbus-rs 0.8.3
[INFO] finished tweaking crates.io crate libmodbus-rs 0.8.3
[INFO] tweaked toml for crates.io crate libmodbus-rs 0.8.3 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libmodbus-sys v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 57b36db9529298dfff564d3322ec62f98b1baa23a91a4db64c043a07bd65c087
[INFO] running `Command { std: "docker" "start" "-a" "57b36db9529298dfff564d3322ec62f98b1baa23a91a4db64c043a07bd65c087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57b36db9529298dfff564d3322ec62f98b1baa23a91a4db64c043a07bd65c087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57b36db9529298dfff564d3322ec62f98b1baa23a91a4db64c043a07bd65c087", kill_on_drop: false }`
[INFO] [stdout] 57b36db9529298dfff564d3322ec62f98b1baa23a91a4db64c043a07bd65c087
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6168ff958f9b6fa7d38f77bed5ab6314f9167474cd42ab15f8dacc03689131a
[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" "a6168ff958f9b6fa7d38f77bed5ab6314f9167474cd42ab15f8dacc03689131a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling bindgen v0.31.3
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling clang-sys v0.21.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling libmodbus-sys v0.8.0
[INFO] [stderr] error: failed to run custom build command for `libmodbus-sys v0.8.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/libmodbus-sys-d69be917c3dcaf50/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   OPT_LEVEL = Some("0")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CC = None
[INFO] [stderr]   CC = None
[INFO] [stderr]   CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CFLAGS = None
[INFO] [stderr]   CFLAGS = None
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   DEBUG = Some("true")
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some("fxsr,mmx,sse,sse2")
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   autom4te: cannot create autom4te.cache: No such file or directory
[INFO] [stderr]   aclocal: error: echo failed with exit status: 1
[INFO] [stderr]   autoreconf: aclocal failed with exit status: 1
[INFO] [stderr]   thread 'main' panicked at 'Generating configure', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libmodbus-sys-0.8.0/build.rs:126:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x562b90a9ef90 - std::backtrace_rs::backtrace::libunwind::trace::ha1eabb142084ea37
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x562b90a9ef90 - std::backtrace_rs::backtrace::trace_unsynchronized::hbb8825661d997281
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x562b90a9ef90 - std::sys_common::backtrace::_print_fmt::h26d850e2f7183914
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x562b90a9ef90 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3834b06f68a2b012
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x562b90abe6bc - core::fmt::write::h3a043650ba7bf668
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/fmt/mod.rs:1117
[INFO] [stderr]      5:     0x562b90a9bf65 - std::io::Write::write_fmt::h9c0c8944a1898139
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/io/mod.rs:1510
[INFO] [stderr]      6:     0x562b90aa1670 - std::sys_common::backtrace::_print::h693c0c2cc41d4d10
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x562b90aa1670 - std::sys_common::backtrace::print::h213be73e5670b8ea
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x562b90aa1670 - std::panicking::default_hook::{{closure}}::h2d49a3361cc4e7ea
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:200
[INFO] [stderr]      9:     0x562b90aa13bc - std::panicking::default_hook::hd41fbdeba93207ba
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:219
[INFO] [stderr]     10:     0x562b90aa1cd3 - std::panicking::rust_panic_with_hook::hcab398664b4bd473
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:569
[INFO] [stderr]     11:     0x562b90a8311c - std::panicking::begin_panic::{{closure}}::h388154daf408f89f
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:498
[INFO] [stderr]     12:     0x562b90a83849 - std::sys_common::backtrace::__rust_end_short_backtrace::h8c8dc6a6ae2e6d09
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x562b90a83047 - std::panicking::begin_panic::hcbea243ebec9e0c4
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:497
[INFO] [stderr]     14:     0x562b90a2d9c8 - build_script_build::run_command::hc52eca8c994f286a
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libmodbus-sys-0.8.0/build.rs:126
[INFO] [stderr]     15:     0x562b90a2d22d - build_script_build::main::h973f2c695a81d203
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libmodbus-sys-0.8.0/build.rs:75
[INFO] [stderr]     16:     0x562b90a2da6b - core::ops::function::FnOnce::call_once::hf83e830ecb791cb6
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/ops/function.rs:233
[INFO] [stderr]     17:     0x562b90a2c21e - std::sys_common::backtrace::__rust_begin_short_backtrace::h0a9975b9a3736221
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     18:     0x562b90a2c501 - std::rt::lang_start::{{closure}}::hdd750c6d86366a95
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/rt.rs:66
[INFO] [stderr]     19:     0x562b90aa20e2 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hde9814ae740a85dc
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/ops/function.rs:265
[INFO] [stderr]     20:     0x562b90aa20e2 - std::panicking::try::do_call::h3026bab8cd7540d7
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:373
[INFO] [stderr]     21:     0x562b90aa20e2 - std::panicking::try::h852bb5e5a66f7f84
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:337
[INFO] [stderr]     22:     0x562b90aa20e2 - std::panic::catch_unwind::hfeb0f3dddf7c6a72
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panic.rs:394
[INFO] [stderr]     23:     0x562b90aa20e2 - std::rt::lang_start_internal::h32f0ac6e87476559
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/rt.rs:51
[INFO] [stderr]     24:     0x562b90a2c4d7 - std::rt::lang_start::h8e33c5415dc90b24
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/rt.rs:65
[INFO] [stderr]     25:     0x562b90a2d9fa - main
[INFO] [stderr]     26:     0x7f32119020b3 - __libc_start_main
[INFO] [stderr]     27:     0x562b90a2c0ce - _start
[INFO] [stderr]     28:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "a6168ff958f9b6fa7d38f77bed5ab6314f9167474cd42ab15f8dacc03689131a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6168ff958f9b6fa7d38f77bed5ab6314f9167474cd42ab15f8dacc03689131a", kill_on_drop: false }`
[INFO] [stdout] a6168ff958f9b6fa7d38f77bed5ab6314f9167474cd42ab15f8dacc03689131a