[INFO] fetching crate libmodbus-rs 0.8.3...
[INFO] checking libmodbus-rs-0.8.3 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate libmodbus-rs 0.8.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate libmodbus-rs 0.8.3 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libloading v0.4.3
[INFO] [stderr]   Downloaded quote v0.3.15
[INFO] [stderr]   Downloaded bindgen v0.31.3
[INFO] [stderr]   Downloaded libmodbus-sys v0.8.0
[INFO] [stderr]   Downloaded clang-sys v0.21.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a60f24f020268a40961a9e42ff5a76a4f37b0eee3a875b5c5598f43c54ddf1c8
[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" "a60f24f020268a40961a9e42ff5a76a4f37b0eee3a875b5c5598f43c54ddf1c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a60f24f020268a40961a9e42ff5a76a4f37b0eee3a875b5c5598f43c54ddf1c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a60f24f020268a40961a9e42ff5a76a4f37b0eee3a875b5c5598f43c54ddf1c8", kill_on_drop: false }`
[INFO] [stdout] a60f24f020268a40961a9e42ff5a76a4f37b0eee3a875b5c5598f43c54ddf1c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0da76644c997bd1909cdcc88d710177a9dfcd158f1a8266ada22c24687221c10
[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" "0da76644c997bd1909cdcc88d710177a9dfcd158f1a8266ada22c24687221c10", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bindgen v0.31.3
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling clang-sys v0.21.2
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[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-8571c7ae4af10902/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,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:     0x56290162f010 - std::backtrace_rs::backtrace::libunwind::trace::hb4de9797f80b7b8c
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x56290162f010 - std::backtrace_rs::backtrace::trace_unsynchronized::h59566d0bd20efff7
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x56290162f010 - std::sys_common::backtrace::_print_fmt::hcfa5ce6be50275d4
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x56290162f010 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hd8c307a38b9bab04
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x56290164c5bc - core::fmt::write::h3868db8542c90941
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/core/src/fmt/mod.rs:1096:17
[INFO] [stderr]      5:     0x56290162b282 - std::io::Write::write_fmt::hab90295d5a0f197d
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/io/mod.rs:1568:15
[INFO] [stderr]      6:     0x562901631735 - std::sys_common::backtrace::_print::h19224910b8700cf1
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x562901631735 - std::sys_common::backtrace::print::h25dedfa68c5fb84a
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x562901631735 - std::panicking::default_hook::{{closure}}::h12c5765653a72a42
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5629016311e3 - std::panicking::default_hook::he65cee71c4209f0c
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x562901631ed1 - std::panicking::rust_panic_with_hook::h01a674d863fe0d8a
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x5629015e9ffe - std::panicking::begin_panic::{{closure}}::hbfdd04a868fcd4e7
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:520:9
[INFO] [stderr]     12:     0x562901600869 - std::sys_common::backtrace::__rust_end_short_backtrace::h9d9420f78d305590
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x5629015e9f2b - std::panicking::begin_panic::h13c5b8f18abe1c37
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:519:12
[INFO] [stderr]     14:     0x5629015b6325 - build_script_build::run_command::h940f27da5f9271e6
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libmodbus-sys-0.8.0/build.rs:126:5
[INFO] [stderr]     15:     0x5629015b5b0b - build_script_build::main::h53065951799b6084
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libmodbus-sys-0.8.0/build.rs:75:5
[INFO] [stderr]     16:     0x5629015b51bb - core::ops::function::FnOnce::call_once::h60020b0055b5f420
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     17:     0x5629015b651e - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc8a895b4d37af32
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     18:     0x5629015b66b1 - std::rt::lang_start::{{closure}}::h6cf48aa5040f6b2b
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/rt.rs:66:18
[INFO] [stderr]     19:     0x5629016322f7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2c4fd7d4128112a8
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     20:     0x5629016322f7 - std::panicking::try::do_call::h41fb7dbbbe7bece6
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:379:40
[INFO] [stderr]     21:     0x5629016322f7 - std::panicking::try::hd38008ccba72bce1
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:343:19
[INFO] [stderr]     22:     0x5629016322f7 - std::panic::catch_unwind::h057e765cd60f2d13
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panic.rs:431:14
[INFO] [stderr]     23:     0x5629016322f7 - std::rt::lang_start_internal::hdb9d0b9d2cdcda8b
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/rt.rs:51:25
[INFO] [stderr]     24:     0x5629015b6687 - std::rt::lang_start::h891136255ed196e2
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/rt.rs:65:5
[INFO] [stderr]     25:     0x5629015b635a - main
[INFO] [stderr]     26:     0x7fa26e4510b3 - __libc_start_main
[INFO] [stderr]     27:     0x5629015b50ce - _start
[INFO] [stderr]     28:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "0da76644c997bd1909cdcc88d710177a9dfcd158f1a8266ada22c24687221c10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0da76644c997bd1909cdcc88d710177a9dfcd158f1a8266ada22c24687221c10", kill_on_drop: false }`
[INFO] [stdout] 0da76644c997bd1909cdcc88d710177a9dfcd158f1a8266ada22c24687221c10