[INFO] fetching crate fcp_switching 0.1.0...
[INFO] checking fcp_switching-0.1.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate fcp_switching 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate fcp_switching 0.1.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fcp_switching 0.1.0
[INFO] finished tweaking crates.io crate fcp_switching 0.1.0
[INFO] tweaked toml for crates.io crate fcp_switching 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unwrap v1.1.0
[INFO] [stderr]   Downloaded hex v0.2.0
[INFO] [stderr]   Downloaded flate2 v0.2.20
[INFO] [stderr]   Downloaded simple_bencode v0.1.4
[INFO] [stderr]   Downloaded fcp_cryptoauth v0.1.0
[INFO] [stderr]   Downloaded rust_sodium-sys v0.1.2
[INFO] [stderr]   Downloaded rust_sodium v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93d6e8426a008b718abef886a05be57b55f7d6e0ebc5b8e0d0eb197315be6483
[INFO] running `Command { std: "docker" "start" "-a" "93d6e8426a008b718abef886a05be57b55f7d6e0ebc5b8e0d0eb197315be6483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93d6e8426a008b718abef886a05be57b55f7d6e0ebc5b8e0d0eb197315be6483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93d6e8426a008b718abef886a05be57b55f7d6e0ebc5b8e0d0eb197315be6483", kill_on_drop: false }`
[INFO] [stdout] 93d6e8426a008b718abef886a05be57b55f7d6e0ebc5b8e0d0eb197315be6483
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ed24dc3f6245d9e4cf9188862382c43512b5f3e47f7ea234e1f2eb570fe6ca7
[INFO] running `Command { std: "docker" "start" "-a" "4ed24dc3f6245d9e4cf9188862382c43512b5f3e47f7ea234e1f2eb570fe6ca7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling unwrap v1.1.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking simple_bencode v0.1.4
[INFO] [stderr]    Compiling filetime v0.2.23
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking fcp_switching v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `simple_bencode` is imported redundantly
[INFO] [stdout]  --> src/route_packet.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use simple_bencode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate simple_bencode;
[INFO] [stdout]   | ---------------------------- the item `simple_bencode` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/route_packet.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let query = try!(simple_bencode::decoding_helpers::pop_value_utf8_string_option(&mut map, "q".to_owned()));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/route_packet.rs:75:30
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let encoding_index = try!(simple_bencode::decoding_helpers::pop_value_integer_option(&mut map, "ei".to_owned()));
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/route_packet.rs:76:31
[INFO] [stdout]    |
[INFO] [stdout] 76 | ...   let encoding_scheme = try!(simple_bencode::decoding_helpers::pop_value_bytestring_option(&mut map, "es".to_owned())).map(EncodingSc...
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/route_packet.rs:77:21
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let nodes = try!(simple_bencode::decoding_helpers::pop_value_bytestring_option(&mut map, "n".to_owned()));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/route_packet.rs:78:38
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let node_protocol_versions = try!(simple_bencode::decoding_helpers::pop_value_bytestring_option(&mut map, "np".to_owned()));
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/route_packet.rs:79:30
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let target_address = try!(simple_bencode::decoding_helpers::pop_value_bytestring_option(&mut map, "tar".to_owned()));
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/route_packet.rs:80:30
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let transaction_id = try!(simple_bencode::decoding_helpers::pop_value_bytestring(&mut map, "txid".to_owned()));
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/route_packet.rs:81:32
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let protocol_version = try!(simple_bencode::decoding_helpers::pop_value_integer(&mut map, "p".to_owned()));
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/route_packet.rs:140:53
[INFO] [stdout]     |
[INFO] [stdout] 140 |         let (nb, nodes, version_length, versions) = try!(self.check_nodes());
[INFO] [stdout]     |                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `checksum`
[INFO] [stdout]   --> src/control.rs:89:13
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let checksum = BigEndian::read_u16(&raw[0..2]); // TODO: check checksum
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_checksum`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling xattr v1.3.1
[INFO] [stderr]    Compiling tar v0.4.40
[INFO] [stderr]    Compiling rust_sodium-sys v0.1.2
[INFO] [stderr] error: failed to run custom build command for `rust_sodium-sys v0.1.2`
[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/rust_sodium-sys-d757fa3826d263f5/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rust_sodium-sys-0.1.2/build.rs:194:9:
[INFO] [stderr] 
[INFO] [stderr]   "curl" "https://github.com/jedisct1/libsodium/releases/download/1.0.11/libsodium-1.0.11.tar.gz" "-sSLvo" "/opt/rustwide/target/debug/build/rust_sodium-sys-7d4916a9f7b5683c/out/source/libsodium-1.0.11.tar.gz"
[INFO] [stderr] 
[INFO] [stderr]   * Could not resolve host: github.com
[INFO] [stderr]   * Closing connection 0
[INFO] [stderr]   curl: (6) Could not resolve host: github.com
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55a90e7fd8d2 - std::backtrace_rs::backtrace::libunwind::trace::hd67e08e71d64f12a
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]      1:     0x55a90e7fd8d2 - std::backtrace_rs::backtrace::trace_unsynchronized::h1b6e03ae921b7ccc
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55a90e7fd8d2 - std::sys_common::backtrace::_print_fmt::h104284235ec6c37d
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55a90e7fd8d2 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h9ec11fc9f8e1e9e3
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55a90e820f0c - core::fmt::rt::Argument::fmt::hba6bb69d73dbc69a
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55a90e820f0c - core::fmt::write::h1591db653c658e71
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/fmt/mod.rs:1153:17
[INFO] [stderr]      6:     0x55a90e7fb1ff - std::io::Write::write_fmt::hfbffa468e7623aef
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/io/mod.rs:1843:15
[INFO] [stderr]      7:     0x55a90e7fd6a4 - std::sys_common::backtrace::_print::h00abfdf27a732373
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55a90e7fd6a4 - std::sys_common::backtrace::print::ha9520edf621a95dc
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55a90e7fed7b - std::panicking::default_hook::{{closure}}::h46e508c07ecf0cb0
[INFO] [stderr]     10:     0x55a90e7fead3 - std::panicking::default_hook::h171667a6e5f66517
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55a90e7ff21d - std::panicking::rust_panic_with_hook::hb748cf56d2d9af62
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55a90e7ff0f2 - std::panicking::begin_panic_handler::{{closure}}::h1f68a14808274394
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x55a90e7fdda6 - std::sys_common::backtrace::__rust_end_short_backtrace::h36413da1fefb6b73
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55a90e7fee24 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x55a90e784155 - core::panicking::panic_fmt::hbebe585df2478a90
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55a90e78e3d3 - build_script_build::main::h4e187a5f0eadc7f2
[INFO] [stderr]     17:     0x55a90e786e83 - core::ops::function::FnOnce::call_once::h3e89e312d30be298
[INFO] [stderr]     18:     0x55a90e784936 - std::sys_common::backtrace::__rust_begin_short_backtrace::h92d46bb69dc7714d
[INFO] [stderr]     19:     0x55a90e786549 - std::rt::lang_start::{{closure}}::ha04d9b4c4d8fa8d5
[INFO] [stderr]     20:     0x55a90e7f74e3 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc0dea7e08dfe9d58
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     21:     0x55a90e7f74e3 - std::panicking::try::do_call::h9e7e3ff0019eca48
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:552:40
[INFO] [stderr]     22:     0x55a90e7f74e3 - std::panicking::try::h4177c8693e12080e
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:516:19
[INFO] [stderr]     23:     0x55a90e7f74e3 - std::panic::catch_unwind::h30c59f0ccf8c5da4
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panic.rs:146:14
[INFO] [stderr]     24:     0x55a90e7f74e3 - std::rt::lang_start_internal::{{closure}}::hc959f2313e587664
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/rt.rs:148:48
[INFO] [stderr]     25:     0x55a90e7f74e3 - std::panicking::try::do_call::h52365037f05374a7
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:552:40
[INFO] [stderr]     26:     0x55a90e7f74e3 - std::panicking::try::h7da172df60cd6061
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:516:19
[INFO] [stderr]     27:     0x55a90e7f74e3 - std::panic::catch_unwind::h88fa8b63d34be7de
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panic.rs:146:14
[INFO] [stderr]     28:     0x55a90e7f74e3 - std::rt::lang_start_internal::hc3039611687c4867
[INFO] [stderr]                                  at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/rt.rs:148:20
[INFO] [stderr]     29:     0x55a90e786527 - std::rt::lang_start::h7ad8787b162cca73
[INFO] [stderr]     30:     0x55a90e790c85 - main
[INFO] [stderr]     31:     0x7fbee9333d90 - <unknown>
[INFO] [stderr]     32:     0x7fbee9333e40 - __libc_start_main
[INFO] [stderr]     33:     0x55a90e784865 - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "4ed24dc3f6245d9e4cf9188862382c43512b5f3e47f7ea234e1f2eb570fe6ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ed24dc3f6245d9e4cf9188862382c43512b5f3e47f7ea234e1f2eb570fe6ca7", kill_on_drop: false }`
[INFO] [stdout] 4ed24dc3f6245d9e4cf9188862382c43512b5f3e47f7ea234e1f2eb570fe6ca7
