[INFO] fetching crate nnrs 0.2.3...
[INFO] testing nnrs-0.2.3 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate nnrs 0.2.3 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate nnrs 0.2.3 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nnrs 0.2.3
[INFO] finished tweaking crates.io crate nnrs 0.2.3
[INFO] tweaked toml for crates.io crate nnrs 0.2.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 547eb6bade2544dfc0bc39125d59167a4740d282dab1a741ebd8029e149944b4
[INFO] running `Command { std: "docker" "start" "-a" "547eb6bade2544dfc0bc39125d59167a4740d282dab1a741ebd8029e149944b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "547eb6bade2544dfc0bc39125d59167a4740d282dab1a741ebd8029e149944b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "547eb6bade2544dfc0bc39125d59167a4740d282dab1a741ebd8029e149944b4", kill_on_drop: false }`
[INFO] [stdout] 547eb6bade2544dfc0bc39125d59167a4740d282dab1a741ebd8029e149944b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 280e75343101c0e47ab82696834f43f7a6d12bb5e0e40c547c56a68509943d1f
[INFO] running `Command { std: "docker" "start" "-a" "280e75343101c0e47ab82696834f43f7a6d12bb5e0e40c547c56a68509943d1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling gimli v0.27.2
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling object v0.30.3
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling addr2line v0.19.0
[INFO] [stderr]    Compiling nnrs v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.46s
[INFO] running `Command { std: "docker" "inspect" "280e75343101c0e47ab82696834f43f7a6d12bb5e0e40c547c56a68509943d1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "280e75343101c0e47ab82696834f43f7a6d12bb5e0e40c547c56a68509943d1f", kill_on_drop: false }`
[INFO] [stdout] 280e75343101c0e47ab82696834f43f7a6d12bb5e0e40c547c56a68509943d1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6ee7165f0683d0fc49604e51ab2e6bf6c7d8ea9bf85b18e21062ee8fb1447ba
[INFO] running `Command { std: "docker" "start" "-a" "e6ee7165f0683d0fc49604e51ab2e6bf6c7d8ea9bf85b18e21062ee8fb1447ba", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nnrs v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "e6ee7165f0683d0fc49604e51ab2e6bf6c7d8ea9bf85b18e21062ee8fb1447ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6ee7165f0683d0fc49604e51ab2e6bf6c7d8ea9bf85b18e21062ee8fb1447ba", kill_on_drop: false }`
[INFO] [stdout] e6ee7165f0683d0fc49604e51ab2e6bf6c7d8ea9bf85b18e21062ee8fb1447ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fa82b22f2943ff85bea2acbbdefb71ce048b53e22951519aa6c0908cc1ce5594
[INFO] running `Command { std: "docker" "start" "-a" "fa82b22f2943ff85bea2acbbdefb71ce048b53e22951519aa6c0908cc1ce5594", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nnrs-66f87280078a58c5)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_serialization ... ok
[INFO] [stdout] test test_io ... ok
[INFO] [stdout] test test_creation ... ok
[INFO] [stderr]    Doc-tests nnrs
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/edge.rs - edge::Edge::create (line 18) ... ok
[INFO] [stdout] test src/network.rs - network::Network::output_node_ids (line 360) ... ok
[INFO] [stdout] test src/node.rs - node::Node::create (line 34) ... ok
[INFO] [stdout] test src/network.rs - network::Network::add_layer (line 188) ... ok
[INFO] [stdout] test src/node.rs - node::Node::create_with_custom_activation (line 49) ... ok
[INFO] [stdout] test src/network.rs - network::Network::serialize (line 218) ... ok
[INFO] [stdout] test src/network.rs - network::Network::deserialized (line 236) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/network.rs - network::Network::input_node_ids (line 345) ... ok
[INFO] [stdout] test src/network.rs - network::Network::save (line 263) ... FAILED
[INFO] [stdout] test src/network.rs - network::Network::fire (line 65) ... ok
[INFO] [stdout] test src/network.rs - network::Network::create (line 315) ... ok
[INFO] [stdout] test src/network.rs - network::Network::load (line 284) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/network.rs - network::Network::save (line 263) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Could not create file
[INFO] [stdout] 
[INFO] [stdout] Caused by:
[INFO] [stdout]     Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: anyhow::context::<impl anyhow::Context<T,E> for core::result::Result<T,E>>::context
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/anyhow-1.0.71/src/context.rs:54:31
[INFO] [stdout]    1: nnrs::network::Network::save
[INFO] [stdout]              at ./src/network.rs:275:24
[INFO] [stdout]    2: rust_out::main::_doctest_main_src_network_rs_263_0
[INFO] [stdout]    3: rust_out::main
[INFO] [stdout]    4: core::ops::function::FnOnce::call_once
[INFO] [stdout]    5: std::sys_common::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]    6: std::rt::lang_start::{{closure}}
[INFO] [stdout]    7: core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once
[INFO] [stdout]              at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:287:13
[INFO] [stdout]       std::panicking::try::do_call
[INFO] [stdout]              at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]       std::panicking::try
[INFO] [stdout]              at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]       std::rt::lang_start_internal::{{closure}}
[INFO] [stdout]              at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/rt.rs:148:48
[INFO] [stdout]       std::panicking::try::do_call
[INFO] [stdout]              at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]       std::panicking::try
[INFO] [stdout]              at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]       std::rt::lang_start_internal
[INFO] [stdout]              at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/rt.rs:148:20
[INFO] [stdout]    8: std::rt::lang_start
[INFO] [stdout]    9: main
[INFO] [stdout]   10: <unknown>
[INFO] [stdout]   11: __libc_start_main
[INFO] [stdout]   12: _start', src/network.rs:12:30
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56429726efba - std::backtrace_rs::backtrace::libunwind::trace::h2f05d0192276a8f6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x56429726efba - std::backtrace_rs::backtrace::trace_unsynchronized::hedc23dff7a1af150
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x56429726efba - std::sys_common::backtrace::_print_fmt::h17541ef7592f3ce2
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stdout]    3:     0x56429726efba - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h20f75df5ab0c0792
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x564297289b6f - core::fmt::write::h78109e6f466b3af6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/fmt/mod.rs:1254:17
[INFO] [stdout]    5:     0x56429726cc05 - std::io::Write::write_fmt::hc59e1b02dd273c8a
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/io/mod.rs:1698:15
[INFO] [stdout]    6:     0x56429726ed85 - std::sys_common::backtrace::_print::h8dac57a9f8fbf9a5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    7:     0x56429726ed85 - std::sys_common::backtrace::print::hf9ecbf41d1aa712f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    8:     0x56429727030e - std::panicking::default_hook::{{closure}}::h04c07acfc84ca028
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:269:22
[INFO] [stdout]    9:     0x5642972700b5 - std::panicking::default_hook::h01f6bb23e1eceb2c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:288:9
[INFO] [stdout]   10:     0x56429727086e - std::panicking::rust_panic_with_hook::h2bb3722bbaf2f6df
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:691:13
[INFO] [stdout]   11:     0x564297270769 - std::panicking::begin_panic_handler::{{closure}}::h91bc7f36a4be011b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:582:13
[INFO] [stdout]   12:     0x56429726f426 - std::sys_common::backtrace::__rust_end_short_backtrace::h8b3d3717114f9e59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stdout]   13:     0x5642972704c2 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:578:5
[INFO] [stdout]   14:     0x564297164093 - core::panicking::panic_fmt::hfd368e3fbdabea26
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:67:14
[INFO] [stdout]   15:     0x564297164573 - core::result::unwrap_failed::he54eb4b2f125b26f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/result.rs:1687:5
[INFO] [stdout]   16:     0x564297164a3b - core::result::Result<T,E>::unwrap::hc2ad7e34ba5eb308
[INFO] [stdout]   17:     0x564297164e8b - rust_out::main::_doctest_main_src_network_rs_263_0::haa03f6265a18f0f5
[INFO] [stdout]   18:     0x564297164bb6 - rust_out::main::h2731449a68dfa004
[INFO] [stdout]   19:     0x5642971648e3 - core::ops::function::FnOnce::call_once::hd1715aa1b26fc35c
[INFO] [stdout]   20:     0x564297164826 - std::sys_common::backtrace::__rust_begin_short_backtrace::h8d2b4d09ce515535
[INFO] [stdout]   21:     0x564297164879 - std::rt::lang_start::{{closure}}::hc9a918c63b0dc835
[INFO] [stdout]   22:     0x56429726a69e - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2eb19b8ce4148df4
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:287:13
[INFO] [stdout]   23:     0x56429726a69e - std::panicking::try::do_call::h2e900feff5d504c5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   24:     0x56429726a69e - std::panicking::try::h8854836cb85aa9f2
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   25:     0x56429726a69e - std::panic::catch_unwind::h706025dd4c48f64b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   26:     0x56429726a69e - std::rt::lang_start_internal::{{closure}}::h7be5b97f4a07a91a
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/rt.rs:148:48
[INFO] [stdout]   27:     0x56429726a69e - std::panicking::try::do_call::h59847e9d0a176965
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   28:     0x56429726a69e - std::panicking::try::h399a918ba8522823
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   29:     0x56429726a69e - std::panic::catch_unwind::hca7ca6c55b2a2e26
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   30:     0x56429726a69e - std::rt::lang_start_internal::h2c807a81560459eb
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/rt.rs:148:20
[INFO] [stdout]   31:     0x564297164857 - std::rt::lang_start::hc4bd3329ce767e23
[INFO] [stdout]   32:     0x564297164ec5 - main
[INFO] [stdout]   33:     0x7fd80939ad90 - <unknown>
[INFO] [stdout]   34:     0x7fd80939ae40 - __libc_start_main
[INFO] [stdout]   35:     0x564297164755 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/network.rs - network::Network::load (line 284) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Could not create file
[INFO] [stdout] 
[INFO] [stdout] Caused by:
[INFO] [stdout]     Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: anyhow::context::<impl anyhow::Context<T,E> for core::result::Result<T,E>>::context
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/anyhow-1.0.71/src/context.rs:54:31
[INFO] [stdout]    1: nnrs::network::Network::save
[INFO] [stdout]              at ./src/network.rs:275:24
[INFO] [stdout]    2: rust_out::main::_doctest_main_src_network_rs_284_0
[INFO] [stdout]    3: rust_out::main
[INFO] [stdout]    4: core::ops::function::FnOnce::call_once
[INFO] [stdout]    5: std::sys_common::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]    6: std::rt::lang_start::{{closure}}
[INFO] [stdout]    7: core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once
[INFO] [stdout]              at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:287:13
[INFO] [stdout]       std::panicking::try::do_call
[INFO] [stdout]              at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout]       std::panicking::try
[INFO] [stdout]              at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]       std::rt::lang_start_internal::{{closure}}
[INFO] [stdout]              at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/rt.rs:148:48
[INFO] [stdout]       std::panicking::try::do_call
[INFO] [stdout]              at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]       std::panicking::try
[INFO] [stdout]              at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]       std::rt::lang_start_internal
[INFO] [stdout]              at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/rt.rs:148:20
[INFO] [stdout]    8: std::rt::lang_start
[INFO] [stdout]    9: main
[INFO] [stdout]   10: <unknown>
[INFO] [stdout]   11: __libc_start_main
[INFO] [stdout]   12: _start', src/network.rs:12:30
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5570842219ca - std::backtrace_rs::backtrace::libunwind::trace::h2f05d0192276a8f6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x5570842219ca - std::backtrace_rs::backtrace::trace_unsynchronized::hedc23dff7a1af150
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5570842219ca - std::sys_common::backtrace::_print_fmt::h17541ef7592f3ce2
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stdout]    3:     0x5570842219ca - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h20f75df5ab0c0792
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55708424021f - core::fmt::write::h78109e6f466b3af6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/fmt/mod.rs:1254:17
[INFO] [stdout]    5:     0x55708421f615 - std::io::Write::write_fmt::hc59e1b02dd273c8a
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/io/mod.rs:1698:15
[INFO] [stdout]    6:     0x557084221795 - std::sys_common::backtrace::_print::h8dac57a9f8fbf9a5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    7:     0x557084221795 - std::sys_common::backtrace::print::hf9ecbf41d1aa712f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    8:     0x557084222d1e - std::panicking::default_hook::{{closure}}::h04c07acfc84ca028
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:269:22
[INFO] [stdout]    9:     0x557084222ac5 - std::panicking::default_hook::h01f6bb23e1eceb2c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:288:9
[INFO] [stdout]   10:     0x55708422327e - std::panicking::rust_panic_with_hook::h2bb3722bbaf2f6df
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:691:13
[INFO] [stdout]   11:     0x557084223179 - std::panicking::begin_panic_handler::{{closure}}::h91bc7f36a4be011b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:582:13
[INFO] [stdout]   12:     0x557084221e36 - std::sys_common::backtrace::__rust_end_short_backtrace::h8b3d3717114f9e59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stdout]   13:     0x557084222ed2 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:578:5
[INFO] [stdout]   14:     0x5570840ea093 - core::panicking::panic_fmt::hfd368e3fbdabea26
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:67:14
[INFO] [stdout]   15:     0x5570840ea5d3 - core::result::unwrap_failed::he54eb4b2f125b26f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/result.rs:1687:5
[INFO] [stdout]   16:     0x5570840eb12b - core::result::Result<T,E>::unwrap::hc2ad7e34ba5eb308
[INFO] [stdout]   17:     0x5570840ebfa7 - rust_out::main::_doctest_main_src_network_rs_284_0::h01f135b8b878907c
[INFO] [stdout]   18:     0x5570840ebc96 - rust_out::main::h2731449a68dfa004
[INFO] [stdout]   19:     0x5570840eac93 - core::ops::function::FnOnce::call_once::hd1715aa1b26fc35c
[INFO] [stdout]   20:     0x5570840eaa76 - std::sys_common::backtrace::__rust_begin_short_backtrace::h8d2b4d09ce515535
[INFO] [stdout]   21:     0x5570840eaac9 - std::rt::lang_start::{{closure}}::hc9a918c63b0dc835
[INFO] [stdout]   22:     0x55708421d0ae - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2eb19b8ce4148df4
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:287:13
[INFO] [stdout]   23:     0x55708421d0ae - std::panicking::try::do_call::h2e900feff5d504c5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   24:     0x55708421d0ae - std::panicking::try::h8854836cb85aa9f2
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   25:     0x55708421d0ae - std::panic::catch_unwind::h706025dd4c48f64b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   26:     0x55708421d0ae - std::rt::lang_start_internal::{{closure}}::h7be5b97f4a07a91a
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/rt.rs:148:48
[INFO] [stdout]   27:     0x55708421d0ae - std::panicking::try::do_call::h59847e9d0a176965
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   28:     0x55708421d0ae - std::panicking::try::h399a918ba8522823
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   29:     0x55708421d0ae - std::panic::catch_unwind::hca7ca6c55b2a2e26
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   30:     0x55708421d0ae - std::rt::lang_start_internal::h2c807a81560459eb
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/rt.rs:148:20
[INFO] [stdout]   31:     0x5570840eaaa7 - std::rt::lang_start::hc4bd3329ce767e23
[INFO] [stdout]   32:     0x5570840ec2e5 - main
[INFO] [stdout]   33:     0x7fa2ea753d90 - <unknown>
[INFO] [stdout]   34:     0x7fa2ea753e40 - __libc_start_main
[INFO] [stdout]   35:     0x5570840ea7b5 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/network.rs - network::Network::load (line 284)
[INFO] [stdout]     src/network.rs - network::Network::save (line 263)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 11 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fa82b22f2943ff85bea2acbbdefb71ce048b53e22951519aa6c0908cc1ce5594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa82b22f2943ff85bea2acbbdefb71ce048b53e22951519aa6c0908cc1ce5594", kill_on_drop: false }`
[INFO] [stdout] fa82b22f2943ff85bea2acbbdefb71ce048b53e22951519aa6c0908cc1ce5594
