[INFO] fetching crate env-settings 0.1.13... [INFO] testing env-settings-0.1.13 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate env-settings 0.1.13 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate env-settings 0.1.13 [INFO] finished tweaking crates.io crate env-settings 0.1.13 [INFO] tweaked toml for crates.io crate env-settings 0.1.13 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate env-settings 0.1.13 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 crates.io crate env-settings 0.1.13 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f15ef941c9d82f8b10fef522919538fe58848b281d4e15c81e26ed6a53a0e7b7 [INFO] running `Command { std: "docker" "start" "-a" "f15ef941c9d82f8b10fef522919538fe58848b281d4e15c81e26ed6a53a0e7b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f15ef941c9d82f8b10fef522919538fe58848b281d4e15c81e26ed6a53a0e7b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f15ef941c9d82f8b10fef522919538fe58848b281d4e15c81e26ed6a53a0e7b7", kill_on_drop: false }` [INFO] [stdout] f15ef941c9d82f8b10fef522919538fe58848b281d4e15c81e26ed6a53a0e7b7 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 64aa86459f50502e2cab7d1aec2177952db9afb26133683ef002b02059a56765 [INFO] running `Command { std: "docker" "start" "-a" "64aa86459f50502e2cab7d1aec2177952db9afb26133683ef002b02059a56765", kill_on_drop: false }` [INFO] [stderr] Compiling env-settings v0.1.13 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] running `Command { std: "docker" "inspect" "64aa86459f50502e2cab7d1aec2177952db9afb26133683ef002b02059a56765", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64aa86459f50502e2cab7d1aec2177952db9afb26133683ef002b02059a56765", kill_on_drop: false }` [INFO] [stdout] 64aa86459f50502e2cab7d1aec2177952db9afb26133683ef002b02059a56765 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 38b1e0a9ae14ecdc3dba9f38c612f7f4ce837266eaf962302adfccf293226e2d [INFO] running `Command { std: "docker" "start" "-a" "38b1e0a9ae14ecdc3dba9f38c612f7f4ce837266eaf962302adfccf293226e2d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling thiserror v2.0.16 [INFO] [stderr] Compiling dotenvy v0.15.7 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling thiserror-impl v2.0.16 [INFO] [stderr] Compiling env-settings-utils v0.1.12 [INFO] [stderr] Compiling env-settings-derive v0.1.12 [INFO] [stderr] Compiling env-settings v0.1.13 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.84s [INFO] running `Command { std: "docker" "inspect" "38b1e0a9ae14ecdc3dba9f38c612f7f4ce837266eaf962302adfccf293226e2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38b1e0a9ae14ecdc3dba9f38c612f7f4ce837266eaf962302adfccf293226e2d", kill_on_drop: false }` [INFO] [stdout] 38b1e0a9ae14ecdc3dba9f38c612f7f4ce837266eaf962302adfccf293226e2d [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 011cc063e19ae89fa588ed620ae7f31b72952159d5b863c9a78009063fa0425a [INFO] running `Command { std: "docker" "start" "-a" "011cc063e19ae89fa588ed620ae7f31b72952159d5b863c9a78009063fa0425a", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/env_settings-ebaa604f5a85ce86) [INFO] [stderr] Doc-tests env_settings [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] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/lib.rs - (line 23) ... ignored [INFO] [stdout] test src/lib.rs - (line 29) ... ignored [INFO] [stdout] test src/lib.rs - (line 41) ... ok [INFO] [stdout] test src/lib.rs - (line 75) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 75) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (65) panicked at /tmp/rustdoctest56qjUs/doctest_bundle_2024.rs:49:50: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5aec92f04e62 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5aec92f04e62 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5aec92f04e62 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5aec92f04e62 - ::fmt::h67edf0e4d33c343c [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5aec92f1606f - core::fmt::rt::Argument::fmt::hef94184842aeafdd [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5aec92f1606f - core::fmt::write::hcf0c66b48a8fa606 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x5aec92ed16e1 - std::io::default_write_fmt::h1ecb8c7cfa7da481 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5aec92ed16e1 - std::io::Write::write_fmt::h051fe4a9e4fdbf48 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5aec92ede112 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5aec92ee2cbf - std::panicking::default_hook::{{closure}}::h91001850288db5f7 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x5aec92ee2b19 - std::panicking::default_hook::h2346dbb704ef5512 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x5aec92ee3345 - std::panicking::panic_with_hook::hd2b063a6090d23a4 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x5aec92ee31da - std::panicking::panic_handler::{{closure}}::he666d95f139a333e [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13 [INFO] [stdout] 13: 0x5aec92ede249 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x5aec92ec5e5d - __rustc[1d67440d6e82e4f]::rust_begin_unwind [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x5aec92f1e230 - core::panicking::panic_fmt::h420ddb7fd73daf53 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14 [INFO] [stdout] 16: 0x5aec92f1d3d6 - core::result::unwrap_failed::hdde076be853d034f [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1855:5 [INFO] [stdout] 17: 0x5aec92e63fe7 - doctest_bundle_2024::__doctest_3::main::h2d9729790036da1b [INFO] [stdout] 18: 0x5aec92e66296 - doctest_bundle_2024::__doctest_3::__main_fn::hb1546968bdf41686 [INFO] [stdout] 19: 0x5aec92e5cde1 - doctest_runner_2024::__doctest_3::TEST::{{closure}}::hee63cbbbdd30cf3f [INFO] [stdout] 20: 0x5aec92e5ee36 - core::ops::function::FnOnce::call_once::ha06dc4002d28f798 [INFO] [stdout] 21: 0x5aec92e5d855 - doctest_runner_2024::main::h294037b4832fdcc2 [INFO] [stdout] 22: 0x5aec92e5edd3 - core::ops::function::FnOnce::call_once::h96feacb59ef09039 [INFO] [stdout] 23: 0x5aec92e5dca6 - std::sys::backtrace::__rust_begin_short_backtrace::h51402a6274bfb415 [INFO] [stdout] 24: 0x5aec92e5da89 - std::rt::lang_start::{{closure}}::h5f01580d4fa47a7b [INFO] [stdout] 25: 0x5aec92ed34d0 - core::ops::function::impls:: for &F>::call_once::h4967fb77e0dfb65c [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 26: 0x5aec92ed34d0 - std::panicking::catch_unwind::do_call::hf7e87675c3e14c23 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stdout] 27: 0x5aec92ed34d0 - std::panicking::catch_unwind::h26f0e342004b5114 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stdout] 28: 0x5aec92ed34d0 - std::panic::catch_unwind::h9ee33ca17775d897 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stdout] 29: 0x5aec92ed34d0 - std::rt::lang_start_internal::{{closure}}::h243ba3495fa13cf8 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:175:24 [INFO] [stdout] 30: 0x5aec92ed34d0 - std::panicking::catch_unwind::do_call::h819db0a7788e7259 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stdout] 31: 0x5aec92ed34d0 - std::panicking::catch_unwind::h23e08fb4a7b9f405 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stdout] 32: 0x5aec92ed34d0 - std::panic::catch_unwind::h7ca3d9eabb6135ff [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stdout] 33: 0x5aec92ed34d0 - std::rt::lang_start_internal::h06ad7395f4fda8d7 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:171:5 [INFO] [stdout] 34: 0x5aec92e5da71 - std::rt::lang_start::h9fd6023fdb5dc719 [INFO] [stdout] 35: 0x5aec92e62f35 - main [INFO] [stdout] 36: 0x7ba01b0da1ca - [INFO] [stdout] 37: 0x7ba01b0da28b - __libc_start_main [INFO] [stdout] 38: 0x5aec92e5c2b5 - _start [INFO] [stdout] 39: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 75) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stdout] all doctests ran in 0.38s; merged doctests compilation took 0.34s [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "011cc063e19ae89fa588ed620ae7f31b72952159d5b863c9a78009063fa0425a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "011cc063e19ae89fa588ed620ae7f31b72952159d5b863c9a78009063fa0425a", kill_on_drop: false }` [INFO] [stdout] 011cc063e19ae89fa588ed620ae7f31b72952159d5b863c9a78009063fa0425a