[INFO] fetching crate fcp_switching 0.1.0...
[INFO] testing fcp_switching-0.1.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate fcp_switching 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate fcp_switching 0.1.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c9257c98d33383f3214fb908dfdc1d1fcd030ab22187ac7eb47afc5a3f44e1f
[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" "1c9257c98d33383f3214fb908dfdc1d1fcd030ab22187ac7eb47afc5a3f44e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c9257c98d33383f3214fb908dfdc1d1fcd030ab22187ac7eb47afc5a3f44e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c9257c98d33383f3214fb908dfdc1d1fcd030ab22187ac7eb47afc5a3f44e1f", kill_on_drop: false }`
[INFO] [stdout] 1c9257c98d33383f3214fb908dfdc1d1fcd030ab22187ac7eb47afc5a3f44e1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcabdf62d86899c575b3f5030c40e22b4a487eacbf6ee84623b8fd9232301d1f
[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" "dcabdf62d86899c575b3f5030c40e22b4a487eacbf6ee84623b8fd9232301d1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_bencode v0.1.4
[INFO] [stderr]    Compiling hex v0.2.0
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling fcp_switching v0.1.0 (/opt/rustwide/workdir)
[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: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `Command { std: "docker" "inspect" "dcabdf62d86899c575b3f5030c40e22b4a487eacbf6ee84623b8fd9232301d1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcabdf62d86899c575b3f5030c40e22b4a487eacbf6ee84623b8fd9232301d1f", kill_on_drop: false }`
[INFO] [stdout] dcabdf62d86899c575b3f5030c40e22b4a487eacbf6ee84623b8fd9232301d1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9c2752c4c3c8e3e895fad3d4338c91363ff702115a08bb6fccc7e253921f76f
[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" "a9c2752c4c3c8e3e895fad3d4338c91363ff702115a08bb6fccc7e253921f76f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unwrap v1.1.0
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[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: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling filetime v0.2.12
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]    Compiling flate2 v0.2.20
[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] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rust_sodium-sys-30d2c3c44e96eb61/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at '
[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-5283251e028d1c89/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]   ', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust_sodium-sys-0.1.2/build.rs:194:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x556f1689c4d0 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x556f1689c4d0 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x556f1689c4d0 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x556f1689c4d0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf64fbff071026df5
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x556f168bb46c - core::fmt::write::h9ddafa4860d8adff
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stderr]      5:     0x556f168993a7 - std::io::Write::write_fmt::h1d2ee292d2b65481
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stderr]      6:     0x556f1689e7b0 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x556f1689e7b0 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x556f1689e7b0 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stderr]      9:     0x556f1689e4fc - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:219
[INFO] [stderr]     10:     0x556f1689ee13 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stderr]     11:     0x556f1689e9e9 - std::panicking::begin_panic_handler::{{closure}}::h7001af1bb21aeaeb
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:476
[INFO] [stderr]     12:     0x556f1689c95c - std::sys_common::backtrace::__rust_end_short_backtrace::h39910f557f5f2367
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x556f1689e9a9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:475
[INFO] [stderr]     14:     0x556f1689e95b - std::panicking::begin_panic_fmt::hc1b1320af38b7e12
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:429
[INFO] [stderr]     15:     0x556f1681dd4b - build_script_build::main::hb02a2cba2249468f
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust_sodium-sys-0.1.2/build.rs:194
[INFO] [stderr]     16:     0x556f16823c8b - core::ops::function::FnOnce::call_once::h08c8e772d18c5ce7
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stderr]     17:     0x556f16823a1e - std::sys_common::backtrace::__rust_begin_short_backtrace::h9b66a90104b1a8a2
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     18:     0x556f16828d21 - std::rt::lang_start::{{closure}}::h4691638ba19b260c
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:66
[INFO] [stderr]     19:     0x556f1689f211 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6a3209f124be2235
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:259
[INFO] [stderr]     20:     0x556f1689f211 - std::panicking::try::do_call::h88ce358792b64df0
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stderr]     21:     0x556f1689f211 - std::panicking::try::h6311c259678e50fc
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stderr]     22:     0x556f1689f211 - std::panic::catch_unwind::h56c5716807d659a1
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stderr]     23:     0x556f1689f211 - std::rt::lang_start_internal::h73711f37ecfcb277
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:51
[INFO] [stderr]     24:     0x556f16828cf7 - std::rt::lang_start::h0a794b08ca0e8c48
[INFO] [stderr]                                  at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/rt.rs:65
[INFO] [stderr]     25:     0x556f16820b4a - main
[INFO] [stderr]     26:     0x7fab5bfc60b3 - __libc_start_main
[INFO] [stderr]     27:     0x556f1681d0fe - _start
[INFO] [stderr]     28:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "a9c2752c4c3c8e3e895fad3d4338c91363ff702115a08bb6fccc7e253921f76f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9c2752c4c3c8e3e895fad3d4338c91363ff702115a08bb6fccc7e253921f76f", kill_on_drop: false }`
[INFO] [stdout] a9c2752c4c3c8e3e895fad3d4338c91363ff702115a08bb6fccc7e253921f76f
