[INFO] fetching crate confgr 0.2.1...
[INFO] testing confgr-0.2.1 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate confgr 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate confgr 0.2.1
[INFO] finished tweaking crates.io crate confgr 0.2.1
[INFO] tweaked toml for crates.io crate confgr 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate confgr 0.2.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 84 packages to highest compatible versions
[INFO] [stderr]       Adding config v0.14.1 (available: v0.15.27)
[INFO] [stderr]       Adding psm v0.1.24 (available: v0.1.32)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded confgr_derive v0.2.1
[INFO] [stderr]   Downloaded confgr_core v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b22921712d0c20330a35f8301036d5951823dad63f6ed40f55b2bb2bbb9510ce
[INFO] running `Command { std: "docker" "start" "b22921712d0c20330a35f8301036d5951823dad63f6ed40f55b2bb2bbb9510ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b22921712d0c20330a35f8301036d5951823dad63f6ed40f55b2bb2bbb9510ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b22921712d0c20330a35f8301036d5951823dad63f6ed40f55b2bb2bbb9510ce" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b22921712d0c20330a35f8301036d5951823dad63f6ed40f55b2bb2bbb9510ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b22921712d0c20330a35f8301036d5951823dad63f6ed40f55b2bb2bbb9510ce" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.191
[INFO] [stderr]    Compiling find-msvc-tools v0.1.14
[INFO] [stderr]    Compiling cfg-if v1.0.5
[INFO] [stderr]    Compiling zerocopy v0.8.63
[INFO] [stderr]    Compiling rustversion v1.0.23
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling hashbrown v0.17.1
[INFO] [stderr]    Compiling equivalent v1.0.3
[INFO] [stderr]    Compiling core_detect v1.0.0
[INFO] [stderr]    Compiling syn v3.0.9
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling multiversion_no_op v1.0.0
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling bitflags v2.13.2
[INFO] [stderr]    Compiling unicode-segmentation v1.13.3
[INFO] [stderr]    Compiling serde_json v1.0.154
[INFO] [stderr]    Compiling cc v1.8.0
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling encoding_rs v0.8.42
[INFO] [stderr]    Compiling indexmap v2.14.2
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling psm v0.1.24
[INFO] [stderr]    Compiling stacker v0.1.25
[INFO] [stderr]    Compiling const-random v0.1.18
[INFO] [stderr]    Compiling dlv-list v0.5.2
[INFO] [stderr]    Compiling pest v2.9.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling confgr_derive v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling async-trait v0.1.92
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling pest_meta v2.9.4
[INFO] [stderr]    Compiling pest_generator v2.9.4
[INFO] [stderr]    Compiling pest_derive v2.9.4
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]    Compiling ordered-multimap v0.7.3
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling ron v0.8.1
[INFO] [stderr]    Compiling json5 v0.4.1
[INFO] [stderr]    Compiling rust-ini v0.20.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling yaml-rust2 v0.8.1
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling config v0.14.1
[INFO] [stderr]    Compiling confgr_core v0.2.1
[INFO] [stderr]    Compiling confgr v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 47.05s
[INFO] running `Command { std: "docker" "inspect" "b22921712d0c20330a35f8301036d5951823dad63f6ed40f55b2bb2bbb9510ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b22921712d0c20330a35f8301036d5951823dad63f6ed40f55b2bb2bbb9510ce" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling bitflags v2.13.2
[INFO] [stderr]    Compiling rustix v1.1.5
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling fastrand v2.5.0
[INFO] [stderr]    Compiling smart-default v0.7.1
[INFO] [stderr]    Compiling ron v0.8.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling ordered-multimap v0.7.3
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]    Compiling rust-ini v0.20.0
[INFO] [stderr]    Compiling yaml-rust2 v0.8.1
[INFO] [stderr]    Compiling config v0.14.1
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling confgr_core v0.2.1
[INFO] [stderr]    Compiling confgr v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 13.02s
[INFO] running `Command { std: "docker" "inspect" "b22921712d0c20330a35f8301036d5951823dad63f6ed40f55b2bb2bbb9510ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b22921712d0c20330a35f8301036d5951823dad63f6ed40f55b2bb2bbb9510ce" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/confgr-b05daaa0e0b61a0e)
[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 tests/complex.rs (/opt/rustwide/target/release/deps/complex-ea1fddd753cb1692)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_optional_env_config_loads_with_defaults ... ok
[INFO] [stdout] test test_complex_config_loads_correctly ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_complex_config_loads_correctly stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'test_complex_config_loads_correctly' (1719) panicked at tests/complex.rs:83:53:
[INFO] [stdout] Failed to create file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6309a6585051 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x6309a659baba - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x6309a658950c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x6309a6560a66 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x6309a657d109 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x6309a6477c50 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x6309a657d2c2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x6309a6560b12 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x6309a65594c9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x6309a656192d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x6309a659c1ec - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x6309a659bfc2 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x6309a645c7ed - <complex[b3a4c4037389b27f]::test_complex_config_loads_correctly::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x6309a646af3b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   14:     0x6309a64785a5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   15:     0x6309a6471e64 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x6309a647b702 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x6309a65845b9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x79897aa93dfa - <unknown>
[INFO] [stdout]   19:     0x79897ab273d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_complex_config_loads_correctly
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test complex`
[INFO] running `Command { std: "docker" "inspect" "b22921712d0c20330a35f8301036d5951823dad63f6ed40f55b2bb2bbb9510ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b22921712d0c20330a35f8301036d5951823dad63f6ed40f55b2bb2bbb9510ce", kill_on_drop: false }`
[INFO] [stdout] b22921712d0c20330a35f8301036d5951823dad63f6ed40f55b2bb2bbb9510ce
