[INFO] fetching crate safe-write 0.2.0...
[INFO] testing safe-write-0.2.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate safe-write 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate safe-write 0.2.0
[INFO] finished tweaking crates.io crate safe-write 0.2.0
[INFO] tweaked toml for crates.io crate safe-write 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate safe-write 0.2.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate safe-write 0.2.0 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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] 6ac115ac4438be55766fc5469ffe069d0dd92f9d480071c1bdbd5e5dc5914e60
[INFO] running `Command { std: "docker" "start" "6ac115ac4438be55766fc5469ffe069d0dd92f9d480071c1bdbd5e5dc5914e60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ac115ac4438be55766fc5469ffe069d0dd92f9d480071c1bdbd5e5dc5914e60", 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" "6ac115ac4438be55766fc5469ffe069d0dd92f9d480071c1bdbd5e5dc5914e60" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ac115ac4438be55766fc5469ffe069d0dd92f9d480071c1bdbd5e5dc5914e60", 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" "6ac115ac4438be55766fc5469ffe069d0dd92f9d480071c1bdbd5e5dc5914e60" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.42
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling fs-err v3.0.0
[INFO] [stderr]    Compiling tempfile v3.14.0
[INFO] [stderr]    Compiling safe-write v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 4.19s
[INFO] running `Command { std: "docker" "inspect" "6ac115ac4438be55766fc5469ffe069d0dd92f9d480071c1bdbd5e5dc5914e60", 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" "6ac115ac4438be55766fc5469ffe069d0dd92f9d480071c1bdbd5e5dc5914e60" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe-write v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "6ac115ac4438be55766fc5469ffe069d0dd92f9d480071c1bdbd5e5dc5914e60", 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" "6ac115ac4438be55766fc5469ffe069d0dd92f9d480071c1bdbd5e5dc5914e60" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/safe-write/bc41c19716e2b416/out/safe_write-bc41c19716e2b416)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test tests::test_no_temp_file_left_after_failure ... ok
[INFO] [stdout] test tests::test_dangling_symlink_is_replaced ... ok
[INFO] [stdout] test tests::test_no_temp_file_left_after_success ... ok
[INFO] [stdout] test tests::test_basic_write ... ok
[INFO] [stdout] test tests::test_long_file_name ... ok
[INFO] [stdout] test tests::test_empty_content ... ok
[INFO] [stdout] test tests::test_bare_relative_path_prefix ... ok
[INFO] [stdout] test tests::test_path_without_file_name_is_rejected ... ok
[INFO] [stdout] test tests::test_concurrent_directory_creation ... ok
[INFO] [stdout] test tests::test_nested_directory_creation ... ok
[INFO] [stdout] test tests::test_multi_part_extension ... ok
[INFO] [stdout] test tests::test_explicit_mode_overrides_existing_permissions ... ok
[INFO] [stdout] test tests::test_overwrite_existing ... ok
[INFO] [stdout] test tests::test_existing_directories_are_left_alone ... ok
[INFO] [stdout] test tests::test_symlink_target_is_replaced ... ok
[INFO] [stdout] test tests::test_symlink_does_not_inherit_link_target_permissions ... ok
[INFO] [stdout] test tests::test_overwrite_preserves_permissions ... ok
[INFO] [stdout] test tests::test_deeply_nested_directory_creation ... ok
[INFO] [stdout] test tests::test_target_named_like_temp_file ... ok
[INFO] [stdout] test tests::test_paths_sharing_a_stem_do_not_collide ... ok
[INFO] [stdout] test tests::test_write_with_mode ... ok
[INFO] [stdout] test tests::test_temp_file_is_never_wider_than_the_final_file ... FAILED
[INFO] [stdout] test tests::test_target_is_never_observed_missing ... ok
[INFO] [stdout] test tests::test_concurrent_writes_to_same_path ... ok
[INFO] [stdout] test tests::test_concurrent_writes_to_stem_sharing_paths ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_temp_file_is_never_wider_than_the_final_file stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_temp_file_is_never_wider_than_the_final_file' (343) panicked at src/lib.rs:812:9:
[INFO] [stdout] no temporary file was sampled, so nothing was actually checked
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x637af14c9491 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x637af14ddaaa - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x637af14cd9ec - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x637af14a3376 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x637af14c0a39 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x637af1458e70 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x637af14c0d62 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x637af14a3454 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x637af149bea9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x637af14a420d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x637af14de1dc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x637af1440641 - <safe_write[26889256a1d8e09c]::tests::test_temp_file_is_never_wider_than_the_final_file::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   12:     0x637af144c2bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   13:     0x637af1459495 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   14:     0x637af1452d84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   15:     0x637af145c522 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   16:     0x637af14c8cdf - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   17:     0x768af421edfa - <unknown>
[INFO] [stdout]   18:     0x768af42b23d4 - clone
[INFO] [stdout]   19:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_temp_file_is_never_wider_than_the_final_file
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 24 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "6ac115ac4438be55766fc5469ffe069d0dd92f9d480071c1bdbd5e5dc5914e60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ac115ac4438be55766fc5469ffe069d0dd92f9d480071c1bdbd5e5dc5914e60", kill_on_drop: false }`
[INFO] [stdout] 6ac115ac4438be55766fc5469ffe069d0dd92f9d480071c1bdbd5e5dc5914e60
