[INFO] cloning repository https://github.com/clechasseur/cargo-msrv-prep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clechasseur/cargo-msrv-prep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclechasseur%2Fcargo-msrv-prep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclechasseur%2Fcargo-msrv-prep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c8625b8904fa50b157d82268d38814f989054b4f
[INFO] testing clechasseur/cargo-msrv-prep against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclechasseur%2Fcargo-msrv-prep" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/clechasseur/cargo-msrv-prep
[INFO] finished tweaking git repo https://github.com/clechasseur/cargo-msrv-prep
[INFO] tweaked toml for git repo https://github.com/clechasseur/cargo-msrv-prep written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/clechasseur/cargo-msrv-prep on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/clechasseur/cargo-msrv-prep 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-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1400785b1d7941498d8630eb8e7c5af7ee21343a7fd83a78ec4eea444416ad8c
[INFO] running `Command { std: "docker" "start" "-a" "1400785b1d7941498d8630eb8e7c5af7ee21343a7fd83a78ec4eea444416ad8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1400785b1d7941498d8630eb8e7c5af7ee21343a7fd83a78ec4eea444416ad8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1400785b1d7941498d8630eb8e7c5af7ee21343a7fd83a78ec4eea444416ad8c", kill_on_drop: false }`
[INFO] [stdout] 1400785b1d7941498d8630eb8e7c5af7ee21343a7fd83a78ec4eea444416ad8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 986c1668b768988ad976a8d92559a0c978a27f088e19b5944ff5283ee872ca62
[INFO] running `Command { std: "docker" "start" "-a" "986c1668b768988ad976a8d92559a0c978a27f088e19b5944ff5283ee872ca62", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling camino v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling toml_parser v1.0.4
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling toml_writer v1.0.4
[INFO] [stderr]    Compiling jiff v0.2.16
[INFO] [stderr]    Compiling syn v2.0.109
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]    Compiling toml_datetime v0.7.3
[INFO] [stderr]    Compiling clap_builder v4.5.53
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling toml_edit v0.23.7
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling mockall_double v0.3.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling clap v4.5.53
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling clap-verbosity-flag v3.0.4
[INFO] [stderr]    Compiling env_filter v0.1.4
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling cargo-platform v0.1.9
[INFO] [stderr]    Compiling cargo_metadata v0.18.1
[INFO] [stderr]    Compiling clap-cargo v0.13.0
[INFO] [stderr]    Compiling cargo-msrv-prep v2.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.55s
[INFO] running `Command { std: "docker" "inspect" "986c1668b768988ad976a8d92559a0c978a27f088e19b5944ff5283ee872ca62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "986c1668b768988ad976a8d92559a0c978a27f088e19b5944ff5283ee872ca62", kill_on_drop: false }`
[INFO] [stdout] 986c1668b768988ad976a8d92559a0c978a27f088e19b5944ff5283ee872ca62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cad85ffe695f0d5c7aef3a7593c9c2ae6b34ff921b76fb3388d014dbeb8e65ff
[INFO] running `Command { std: "docker" "start" "-a" "cad85ffe695f0d5c7aef3a7593c9c2ae6b34ff921b76fb3388d014dbeb8e65ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.109
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling predicates-core v1.0.9
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling termtree v0.5.1
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling mockall_derive v0.14.0
[INFO] [stderr]    Compiling doc-comment v0.3.4
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling assert_cmd v2.1.1
[INFO] [stderr]    Compiling mockall v0.14.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling predicates-tree v1.0.12
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling downcast v0.11.0
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling fragile v2.0.1
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling float-cmp v0.10.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling toml_datetime v0.7.3
[INFO] [stderr]    Compiling camino v1.2.1
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling serde_spanned v1.0.3
[INFO] [stderr]    Compiling toml_edit v0.23.7
[INFO] [stderr]    Compiling toml v0.9.8
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling mockall_double v0.3.1
[INFO] [stderr]    Compiling test-log-macros v0.2.19
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling bstr v1.12.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling env_filter v0.1.4
[INFO] [stderr]    Compiling predicates v3.1.3
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling globset v0.4.18
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling clap v4.5.53
[INFO] [stderr]    Compiling test-log v0.2.19
[INFO] [stderr]    Compiling clap-verbosity-flag v3.0.4
[INFO] [stderr]    Compiling ignore v0.4.25
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling globwalk v0.9.1
[INFO] [stderr]    Compiling assert_fs v1.1.3
[INFO] [stderr]    Compiling cargo-platform v0.1.9
[INFO] [stderr]    Compiling cargo_metadata v0.18.1
[INFO] [stderr]    Compiling clap-cargo v0.13.0
[INFO] [stderr]    Compiling cargo-msrv-prep v2.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 34.56s
[INFO] running `Command { std: "docker" "inspect" "cad85ffe695f0d5c7aef3a7593c9c2ae6b34ff921b76fb3388d014dbeb8e65ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cad85ffe695f0d5c7aef3a7593c9c2ae6b34ff921b76fb3388d014dbeb8e65ff", kill_on_drop: false }`
[INFO] [stdout] cad85ffe695f0d5c7aef3a7593c9c2ae6b34ff921b76fb3388d014dbeb8e65ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 21f205a822cc589f753a11f5d69461bf123ebd6902fd30b3c187383e74be0842
[INFO] running `Command { std: "docker" "start" "-a" "21f205a822cc589f753a11f5d69461bf123ebd6902fd30b3c187383e74be0842", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cargo_msrv_prep-47fef856c580d708)
[INFO] [stdout] running 16 tests
[INFO] [stdout] test detail::toml::tests::test_simple_items ... ok
[INFO] [stdout] test detail::toml::tests::test_recursive_tables ... ok
[INFO] [stdout] test detail::tests::merge_msrv_dependencies::test_build_dependencies_merging ... ok
[INFO] [stdout] test detail::toml::tests::test_array_of_tables ... ok
[INFO] [stdout] test tests::maybe_merge_msrv_dependencies::skip_parent_path ... ok
[INFO] [stdout] test detail::tests::merge_msrv_dependencies::test_dependencies_merging ... ok
[INFO] [stdout] test tests::backup_manifest::errors::backup_copy_error ... ok
[INFO] [stdout] test result::tests::impl_io_error_context_for_core_result::with_io_context::for_error ... ok
[INFO] [stdout] test detail::toml::tests::test_table ... ok
[INFO] [stdout] test detail::toml::tests::test_replacement ... ok
[INFO] [stdout] test tests::maybe_restore_manifest::errors::backup_rename_error ... ok
[INFO] [stdout] test tests::remove_rust_version::no_rust_version ... ok
[INFO] [stdout] test detail::tests::merge_msrv_dependencies::test_target_dependencies_merging ... ok
[INFO] [stdout] test detail::tests::merge_msrv_dependencies::test_type_override ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cargo_msrv_prep-f5e8862260e66f2d)
[INFO] [stdout] test result::tests::impl_io_error_context_for_core_result::with_io_context::for_ok ... ok
[INFO] [stdout] test result::tests::impl_io_error_context_for_io_error::with_io_context ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::errors::modified_manifest_write_error ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::errors::modified_manifest_write_error stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::errors::modified_manifest_write_error' (42) panicked at src/main.rs:307:13:
[INFO] [stdout] assertion failed: `Err(CargoMetadata(CargoMetadata { stderr: " Downloading crates ...\nwarning: spurious network error (3 tries remaining): [6] Could not resolve hostname (Could not resolve host: static.crates.io)\nwarning: spurious network error (3 tries remaining): [6] Could not resolve hostname (Could not resolve host: static.crates.io)\nwarning: spurious network error (2 tries remaining): [6] Could not resolve hostname (Could not resolve host: static.crates.io)\nwarning: spurious network error (2 tries remaining): [6] Could not resolve hostname (Could not resolve host: static.crates.io)\nwarning: spurious network error (1 try remaining): [6] Could not resolve hostname (Could not resolve host: static.crates.io)\nwarning: spurious network error (1 try remaining): [6] Could not resolve hostname (Could not resolve host: static.crates.io)\nerror: failed to download from `https://static.crates.io/crates/mockall/0.12.1/download`\n\nCaused by:\n  [6] Could not resolve hostname (Could not resolve host: static.crates.io)\n" }))` does not match `Err(Error::Io { source, .. })`
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x619a2a4c2da2 - std::backtrace_rs::backtrace::libunwind::trace::hf0bd46b30bc61685
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x619a2a4c2da2 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1fbb72ad89d7b7
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x619a2a4c2da2 - std::sys::backtrace::_print_fmt::he38b6f68ca847f47
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x619a2a4c2da2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb7e843cde1bc81a3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x619a2a4d436a - core::fmt::rt::Argument::fmt::hc1dd77ac64f2688c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x619a2a4d436a - core::fmt::write::h952c506e2dbe9cff
[INFO] [stdout]    6:     0x619a2a48df26 - std::io::default_write_fmt::hd23bd8145c03a23a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x619a2a48df26 - std::io::Write::write_fmt::hdd3314a2bd8a34bd
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x619a2a4a04e9 - std::sys::backtrace::BacktraceLock::print::h1079b82381c2c252
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x619a2a4a04e9 - std::panicking::default_hook::{{closure}}::h85cb76b8462c00f2
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x619a2a4a0381 - std::panicking::default_hook::h0134d220cc034c02
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x619a29f35f7e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb2e68dca3970e3ca
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x619a29f35f7e - test::test_main_with_exit_callback::{{closure}}::ha7ec2063a2565ec3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x619a2a4a0812 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::haebee478d0f56cf4
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x619a2a4a0812 - std::panicking::panic_with_hook::h8119b6db1fef734f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x619a2a4a05a8 - std::panicking::panic_handler::{{closure}}::h24f5360b91482c0e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x619a2a49b4c9 - std::sys::backtrace::__rust_end_short_backtrace::h4e60c5cbd1bd0108
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x619a2a48186d - __rustc[e4c6931bd8050421]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x619a2a4ddd8c - core::panicking::panic_fmt::hb1614a3ff6840071
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x619a29f13222 - cargo_msrv_prep::tests::errors::modified_manifest_write_error::h67e836d0d2690992
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:307:13
[INFO] [stdout]   20:     0x619a29f13327 - cargo_msrv_prep::tests::errors::modified_manifest_write_error::{{closure}}::h3273a5a981ffc71a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:288:43
[INFO] [stdout]   21:     0x619a29f13d76 - core::ops::function::FnOnce::call_once::h5179e5e1634a3fb8
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x619a29f35d7b - core::ops::function::FnOnce::call_once::hefaf63600cd43d2a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x619a29f35d7b - test::__rust_begin_short_backtrace::he30322a73a0e9ea6
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:663:18
[INFO] [stdout]   24:     0x619a29f4974a - test::run_test_in_process::{{closure}}::hdea3ab8d0243ef36
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:74
[INFO] [stdout]   25:     0x619a29f4974a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h66d192f42498ffce
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   26:     0x619a29f4974a - std::panicking::catch_unwind::do_call::h822e18e8d3a6bb65
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x619a29f4974a - std::panicking::catch_unwind::h54b1de7ceab578bf
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x619a29f4974a - std::panic::catch_unwind::h60c29b7a9d0246b1
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x619a29f4974a - test::run_test_in_process::h6099b5f871379b13
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:27
[INFO] [stdout]   30:     0x619a29f4974a - test::run_test::{{closure}}::h926ce0a38281a4c8
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:607:43
[INFO] [stdout]   31:     0x619a29f23ba4 - test::run_test::{{closure}}::h508de21a9afc7140
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:637:41
[INFO] [stdout]   32:     0x619a29f23ba4 - std::sys::backtrace::__rust_begin_short_backtrace::h6e2f5c39ca00735a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   33:     0x619a29f27462 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::h133e44f0e5802c14
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   34:     0x619a29f27462 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4718c1285283955c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   35:     0x619a29f27462 - std::panicking::catch_unwind::do_call::h0bba3937b4892238
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   36:     0x619a29f27462 - std::panicking::catch_unwind::h5b31cab5fb8c5d7f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   37:     0x619a29f27462 - std::panic::catch_unwind::hb2fa05d52ed0124e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x619a29f27462 - std::thread::lifecycle::spawn_unchecked::{{closure}}::hf401cf5ff501bd29
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   39:     0x619a29f27462 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h160022e94ce3b0bb
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x619a2a49646f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf234e0d1d1d272ba
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   41:     0x619a2a49646f - std::sys::thread::unix::Thread::new::thread_start::h106a295241840d3b
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   42:     0x79bf91811aa4 - <unknown>
[INFO] [stdout]   43:     0x79bf9189ea64 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::errors::modified_manifest_write_error
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.61s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin cargo-msrv-prep`
[INFO] running `Command { std: "docker" "inspect" "21f205a822cc589f753a11f5d69461bf123ebd6902fd30b3c187383e74be0842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21f205a822cc589f753a11f5d69461bf123ebd6902fd30b3c187383e74be0842", kill_on_drop: false }`
[INFO] [stdout] 21f205a822cc589f753a11f5d69461bf123ebd6902fd30b3c187383e74be0842
