[INFO] cloning repository https://github.com/icsboyx/persistent_config
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/icsboyx/persistent_config" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficsboyx%2Fpersistent_config", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficsboyx%2Fpersistent_config'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53b2d07742a7e8ec6615bf596e44ab12b5474681
[INFO] testing icsboyx/persistent_config against beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficsboyx%2Fpersistent_config" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/icsboyx/persistent_config
[INFO] finished tweaking git repo https://github.com/icsboyx/persistent_config
[INFO] tweaked toml for git repo https://github.com/icsboyx/persistent_config written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/icsboyx/persistent_config on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/icsboyx/persistent_config already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1865d251c566ea402c7232a6dcf10916fe095f47b2f41d94bb8e8dd30064b211
[INFO] running `Command { std: "docker" "start" "-a" "1865d251c566ea402c7232a6dcf10916fe095f47b2f41d94bb8e8dd30064b211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1865d251c566ea402c7232a6dcf10916fe095f47b2f41d94bb8e8dd30064b211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1865d251c566ea402c7232a6dcf10916fe095f47b2f41d94bb8e8dd30064b211", kill_on_drop: false }`
[INFO] [stdout] 1865d251c566ea402c7232a6dcf10916fe095f47b2f41d94bb8e8dd30064b211
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9ca1c6d3198f86a3cc67e1670702478bf57a95b9d60b2bcf785cae1c98a2c6b
[INFO] running `Command { std: "docker" "start" "-a" "f9ca1c6d3198f86a3cc67e1670702478bf57a95b9d60b2bcf785cae1c98a2c6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling toml_write v0.1.1
[INFO] [stderr]    Compiling winnow v0.7.10
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling persistent_config_core v0.1.3 (/opt/rustwide/workdir/persistent_config_core)
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling persistent_config_macros v0.1.3 (/opt/rustwide/workdir/persistent_config_macros)
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_datetime v0.6.9
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling toml_edit v0.22.26
[INFO] [stderr]    Compiling toml v0.8.22
[INFO] [stderr]    Compiling persistent_config v0.1.3 (/opt/rustwide/workdir/persistent_config)
[INFO] [stderr]    Compiling simple v0.1.0 (/opt/rustwide/workdir/examples/simple)
[INFO] [stderr]    Compiling cooking_recipes v0.1.0 (/opt/rustwide/workdir/examples/cooking_recipes)
[INFO] [stderr]    Compiling derive v0.1.0 (/opt/rustwide/workdir/examples/derive)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.66s
[INFO] running `Command { std: "docker" "inspect" "f9ca1c6d3198f86a3cc67e1670702478bf57a95b9d60b2bcf785cae1c98a2c6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9ca1c6d3198f86a3cc67e1670702478bf57a95b9d60b2bcf785cae1c98a2c6b", kill_on_drop: false }`
[INFO] [stdout] f9ca1c6d3198f86a3cc67e1670702478bf57a95b9d60b2bcf785cae1c98a2c6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed3b1d8ac2e9ddc608d523da59795df75e1ca371dfed3e02d218feb7a6fc05e2
[INFO] running `Command { std: "docker" "start" "-a" "ed3b1d8ac2e9ddc608d523da59795df75e1ca371dfed3e02d218feb7a6fc05e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling persistent_config_core v0.1.3 (/opt/rustwide/workdir/persistent_config_core)
[INFO] [stderr]    Compiling persistent_config_macros v0.1.3 (/opt/rustwide/workdir/persistent_config_macros)
[INFO] [stderr]    Compiling persistent_config v0.1.3 (/opt/rustwide/workdir/persistent_config)
[INFO] [stderr]    Compiling derive v0.1.0 (/opt/rustwide/workdir/examples/derive)
[INFO] [stderr]    Compiling cooking_recipes v0.1.0 (/opt/rustwide/workdir/examples/cooking_recipes)
[INFO] [stderr]    Compiling simple v0.1.0 (/opt/rustwide/workdir/examples/simple)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "ed3b1d8ac2e9ddc608d523da59795df75e1ca371dfed3e02d218feb7a6fc05e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed3b1d8ac2e9ddc608d523da59795df75e1ca371dfed3e02d218feb7a6fc05e2", kill_on_drop: false }`
[INFO] [stdout] ed3b1d8ac2e9ddc608d523da59795df75e1ca371dfed3e02d218feb7a6fc05e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ea1d2c6bd439008b78e36f2b9cbb97ab9f21dfb8f90e8603a461163fbe1b8615
[INFO] running `Command { std: "docker" "start" "-a" "ea1d2c6bd439008b78e36f2b9cbb97ab9f21dfb8f90e8603a461163fbe1b8615", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cooking_recipes-2e4867d594314862)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/derive-506399d439bcc957)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/persistent_config-f6860e7fac01b810)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/persistent_config_core-ba02dfc5058f9238)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/persistent_config_macros-3bba67c8f022d846)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/simple-41eefd4ec585d946)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests persistent_config
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test persistent_config/src/lib.rs - PersistentConfigBuilder::config_builder (line 52) ... FAILED
[INFO] [stdout] test persistent_config/src/lib.rs - PersistentConfig::load (line 191) ... FAILED
[INFO] [stdout] test persistent_config/src/lib.rs - PersistentConfig::save (line 141) ... FAILED
[INFO] [stdout] test persistent_config/src/lib.rs - PersistentConfigBuilder::default_save_config (line 101) ... FAILED
[INFO] [stdout] test persistent_config/src/lib.rs - (line 94) ... FAILED
[INFO] [stdout] test persistent_config/src/lib.rs - (line 34) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- persistent_config/src/lib.rs - PersistentConfigBuilder::config_builder (line 52) stdout ----
[INFO] [stdout] error: expected item, found keyword `let`
[INFO] [stdout]  --> persistent_config/src/lib.rs:53:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | let my_config = MyConfig::default();
[INFO] [stdout]   | ^^^
[INFO] [stdout]   | |
[INFO] [stdout]   | `let` cannot be used for global variables
[INFO] [stdout]   | help: consider using `static` or `const` instead of `let`
[INFO] [stdout]   |
[INFO] [stdout]   = note: for a full list of items that can appear in modules, see <https://doc.rust-lang.org/reference/items.html>
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- persistent_config/src/lib.rs - PersistentConfig::load (line 191) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `MyConfig`
[INFO] [stdout]  --> persistent_config/src/lib.rs:192:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut my_config = MyConfig::default();
[INFO] [stdout]   |                     ^^^^^^^^ use of undeclared type `MyConfig`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- persistent_config/src/lib.rs - PersistentConfig::save (line 141) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `MyConfig`
[INFO] [stdout]  --> persistent_config/src/lib.rs:142:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | let my_config = MyConfig::default();
[INFO] [stdout]   |                 ^^^^^^^^ use of undeclared type `MyConfig`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- persistent_config/src/lib.rs - PersistentConfigBuilder::default_save_config (line 101) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `MyConfig`
[INFO] [stdout]  --> persistent_config/src/lib.rs:102:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | let my_config = MyConfig::default();
[INFO] [stdout]   |                 ^^^^^^^^ use of undeclared type `MyConfig`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- persistent_config/src/lib.rs - (line 94) stdout ----
[INFO] [stdout] Test executable failed (exit status: 1).
[INFO] [stdout] 
[INFO] [stdout] stdout:
[INFO] [stdout] Error saving file: Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: anyhow::error::<impl core::convert::From<E> for anyhow::Error>::from
[INFO] [stdout]    1: <core::result::Result<T,F> as core::ops::try_trait::FromResidual<core::result::Result<core::convert::Infallible,E>>>::from_residual
[INFO] [stdout]    2: persistent_config::save_file
[INFO] [stdout]    3: persistent_config::PersistentConfig::save
[INFO] [stdout]    4: rust_out::main
[INFO] [stdout]    5: core::ops::function::FnOnce::call_once
[INFO] [stdout]    6: std::sys::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]    7: std::rt::lang_start::{{closure}}
[INFO] [stdout]    8: core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:287:21
[INFO] [stdout]    9: std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   10: std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   11: std::panic::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   12: std::rt::lang_start_internal::{{closure}}
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:175:24
[INFO] [stdout]   13: std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   14: std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   15: std::panic::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   16: std::rt::lang_start_internal
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:171:5
[INFO] [stdout]   17: std::rt::lang_start
[INFO] [stdout]   18: main
[INFO] [stdout]   19: <unknown>
[INFO] [stdout]   20: __libc_start_main
[INFO] [stdout]   21: _start
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: Failed to save file
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: anyhow::error::<impl anyhow::Error>::msg
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.98/src/backtrace.rs:27:14
[INFO] [stdout]    1: anyhow::__private::format_err
[INFO] [stdout]    2: persistent_config::PersistentConfig::save
[INFO] [stdout]    3: rust_out::main
[INFO] [stdout]    4: core::ops::function::FnOnce::call_once
[INFO] [stdout]    5: std::sys::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/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:287:21
[INFO] [stdout]    8: std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]    9: std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   10: std::panic::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   11: std::rt::lang_start_internal::{{closure}}
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:175:24
[INFO] [stdout]   12: std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   13: std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   14: std::panic::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   15: std::rt::lang_start_internal
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:171:5
[INFO] [stdout]   16: std::rt::lang_start
[INFO] [stdout]   17: main
[INFO] [stdout]   18: <unknown>
[INFO] [stdout]   19: __libc_start_main
[INFO] [stdout]   20: _start
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- persistent_config/src/lib.rs - (line 34) stdout ----
[INFO] [stdout] Test executable failed (exit status: 1).
[INFO] [stdout] 
[INFO] [stdout] stdout:
[INFO] [stdout] Error saving file: Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: anyhow::error::<impl core::convert::From<E> for anyhow::Error>::from
[INFO] [stdout]    1: <core::result::Result<T,F> as core::ops::try_trait::FromResidual<core::result::Result<core::convert::Infallible,E>>>::from_residual
[INFO] [stdout]    2: persistent_config::save_file
[INFO] [stdout]    3: persistent_config::PersistentConfig::save
[INFO] [stdout]    4: rust_out::main
[INFO] [stdout]    5: core::ops::function::FnOnce::call_once
[INFO] [stdout]    6: std::sys::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]    7: std::rt::lang_start::{{closure}}
[INFO] [stdout]    8: core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:287:21
[INFO] [stdout]    9: std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   10: std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   11: std::panic::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   12: std::rt::lang_start_internal::{{closure}}
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:175:24
[INFO] [stdout]   13: std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   14: std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   15: std::panic::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   16: std::rt::lang_start_internal
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:171:5
[INFO] [stdout]   17: std::rt::lang_start
[INFO] [stdout]   18: main
[INFO] [stdout]   19: <unknown>
[INFO] [stdout]   20: __libc_start_main
[INFO] [stdout]   21: _start
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: Failed to save file
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: anyhow::error::<impl anyhow::Error>::msg
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.98/src/backtrace.rs:27:14
[INFO] [stdout]    1: anyhow::__private::format_err
[INFO] [stdout]    2: persistent_config::PersistentConfig::save
[INFO] [stdout]    3: rust_out::main
[INFO] [stdout]    4: core::ops::function::FnOnce::call_once
[INFO] [stdout]    5: std::sys::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/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:287:21
[INFO] [stdout]    8: std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]    9: std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   10: std::panic::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   11: std::rt::lang_start_internal::{{closure}}
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:175:24
[INFO] [stdout]   12: std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   13: std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   14: std::panic::catch_unwind
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   15: std::rt::lang_start_internal
[INFO] [stdout]              at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:171:5
[INFO] [stdout]   16: std::rt::lang_start
[INFO] [stdout]   17: main
[INFO] [stdout]   18: <unknown>
[INFO] [stdout]   19: __libc_start_main
[INFO] [stdout]   20: _start
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     persistent_config/src/lib.rs - (line 34)
[INFO] [stdout]     persistent_config/src/lib.rs - (line 94)
[INFO] [stdout]     persistent_config/src/lib.rs - PersistentConfig::load (line 191)
[INFO] [stdout]     persistent_config/src/lib.rs - PersistentConfig::save (line 141)
[INFO] [stdout]     persistent_config/src/lib.rs - PersistentConfigBuilder::config_builder (line 52)
[INFO] [stdout]     persistent_config/src/lib.rs - PersistentConfigBuilder::default_save_config (line 101)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.34s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 1.48s; merged doctests compilation took 0.13s
[INFO] [stderr] error: doctest failed, to rerun pass `-p persistent_config --doc`
[INFO] running `Command { std: "docker" "inspect" "ea1d2c6bd439008b78e36f2b9cbb97ab9f21dfb8f90e8603a461163fbe1b8615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea1d2c6bd439008b78e36f2b9cbb97ab9f21dfb8f90e8603a461163fbe1b8615", kill_on_drop: false }`
[INFO] [stdout] ea1d2c6bd439008b78e36f2b9cbb97ab9f21dfb8f90e8603a461163fbe1b8615
