[INFO] fetching crate palace 0.1.0...
[INFO] testing palace-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate palace 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate palace 0.1.0
[INFO] finished tweaking crates.io crate palace 0.1.0
[INFO] tweaked toml for crates.io crate palace 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate palace 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate palace 0.1.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unindent v0.2.3
[INFO] [stderr]   Downloaded pyo3-macros v0.20.3
[INFO] [stderr]   Downloaded indicatif v0.17.8
[INFO] [stderr]   Downloaded pyo3-build-config v0.20.3
[INFO] [stderr]   Downloaded clap v4.5.17
[INFO] [stderr]   Downloaded pyo3-ffi v0.20.3
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.20.3
[INFO] [stderr]   Downloaded cc v1.1.18
[INFO] [stderr]   Downloaded portable-atomic v1.7.0
[INFO] [stderr]   Downloaded clap_builder v4.5.17
[INFO] [stderr]   Downloaded pyo3 v0.20.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3debcecde8a9c22841c2e6db024b2196569ca60d078627c1fd982e4417eb8d3d
[INFO] running `Command { std: "docker" "start" "-a" "3debcecde8a9c22841c2e6db024b2196569ca60d078627c1fd982e4417eb8d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3debcecde8a9c22841c2e6db024b2196569ca60d078627c1fd982e4417eb8d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3debcecde8a9c22841c2e6db024b2196569ca60d078627c1fd982e4417eb8d3d", kill_on_drop: false }`
[INFO] [stdout] 3debcecde8a9c22841c2e6db024b2196569ca60d078627c1fd982e4417eb8d3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95707bac46bf69d17f61681d55e81eb6449dcfd18388a125e2637a07ce887cdf
[INFO] running `Command { std: "docker" "start" "-a" "95707bac46bf69d17f61681d55e81eb6449dcfd18388a125e2637a07ce887cdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling portable-atomic v1.7.0
[INFO] [stderr]    Compiling zstd-safe v7.2.1
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling anyhow v1.0.87
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling clap_builder v4.5.17
[INFO] [stderr]    Compiling clap_derive v4.5.13
[INFO] [stderr]    Compiling unindent v0.2.3
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling pyo3-build-config v0.20.3
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling console v0.15.8
[INFO] [stderr]    Compiling memmap2 v0.9.4
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling cc v1.1.18
[INFO] [stderr]    Compiling indicatif v0.17.8
[INFO] [stderr]    Compiling pyo3-macros-backend v0.20.3
[INFO] [stderr]    Compiling pyo3-ffi v0.20.3
[INFO] [stderr]    Compiling pyo3 v0.20.3
[INFO] [stderr]    Compiling zstd-sys v2.0.13+zstd.1.5.6
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[INFO] [stderr]    Compiling pyo3-macros v0.20.3
[INFO] [stderr]    Compiling zstd v0.13.2
[INFO] [stderr]    Compiling palace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.96s
[INFO] running `Command { std: "docker" "inspect" "95707bac46bf69d17f61681d55e81eb6449dcfd18388a125e2637a07ce887cdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95707bac46bf69d17f61681d55e81eb6449dcfd18388a125e2637a07ce887cdf", kill_on_drop: false }`
[INFO] [stdout] 95707bac46bf69d17f61681d55e81eb6449dcfd18388a125e2637a07ce887cdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 704dc63ff20388233c42698764e8774534309d9efeb060ca6fdf1a68191a61a9
[INFO] running `Command { std: "docker" "start" "-a" "704dc63ff20388233c42698764e8774534309d9efeb060ca6fdf1a68191a61a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling predicates-core v1.0.8
[INFO] [stderr]    Compiling rustix v0.38.36
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling termtree v0.4.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling assert_cmd v2.0.16
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling fastrand v2.1.1
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling predicates-tree v1.0.11
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling tempfile v3.12.0
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling bstr v1.10.0
[INFO] [stderr]    Compiling predicates v3.1.2
[INFO] [stderr]    Compiling palace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 18.93s
[INFO] running `Command { std: "docker" "inspect" "704dc63ff20388233c42698764e8774534309d9efeb060ca6fdf1a68191a61a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "704dc63ff20388233c42698764e8774534309d9efeb060ca6fdf1a68191a61a9", kill_on_drop: false }`
[INFO] [stdout] 704dc63ff20388233c42698764e8774534309d9efeb060ca6fdf1a68191a61a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b2854211fd9731f4bc47661c6aec340317e32595928aa2c19e8cf54c3a5bcedf
[INFO] running `Command { std: "docker" "start" "-a" "b2854211fd9731f4bc47661c6aec340317e32595928aa2c19e8cf54c3a5bcedf", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/palacex-6ba5c65f11f5753b)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test utils::tests::test_check_mount_point ... ok
[INFO] [stdout] test utils::tests::test_ensure_directory ... ok
[INFO] [stdout] test utils::tests::test_get_directory_size ... ok
[INFO] [stdout] test unmount::tests::test_unmount_dataset ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- unmount::tests::test_unmount_dataset stdout ----
[INFO] [stdout] Error: Invalid mount point: /tmp/.tmpMLY8Tv/dataset
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: anyhow::error::<impl core::convert::From<E> for anyhow::Error>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.87/src/backtrace.rs:27:14
[INFO] [stdout]    1: <T as core::convert::Into<U>>::into
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/convert/mod.rs:784:9
[INFO] [stdout]    2: palacex::utils::check_mount_point
[INFO] [stdout]              at ./src/utils.rs:47:95
[INFO] [stdout]    3: palacex::unmount::unmount_dataset
[INFO] [stdout]              at ./src/unmount.rs:17:5
[INFO] [stdout]    4: palacex::unmount::tests::test_unmount_dataset
[INFO] [stdout]              at ./src/unmount.rs:169:9
[INFO] [stdout]    5: palacex::unmount::tests::test_unmount_dataset::{{closure}}
[INFO] [stdout]              at ./src/unmount.rs:158:34
[INFO] [stdout]    6: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]    7: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]    8: test::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]    9: test::run_test_in_process::{{closure}}
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   10: <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   11: std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   12: std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   13: std::panic::catch_unwind
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   14: test::run_test_in_process
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   15: test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   16: test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   17: std::sys::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   18: std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   19: <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   20: std::panicking::catch_unwind::do_call
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   21: std::panicking::catch_unwind
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   22: std::panic::catch_unwind
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   23: std::thread::Builder::spawn_unchecked_::{{closure}}
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   24: core::ops::function::FnOnce::call_once{{vtable.shim}}
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   26: std::sys::pal::unix::thread::Thread::new::thread_start
[INFO] [stdout]              at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   27: <unknown>
[INFO] [stdout]   28: clone
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     unmount::tests::test_unmount_dataset
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "b2854211fd9731f4bc47661c6aec340317e32595928aa2c19e8cf54c3a5bcedf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2854211fd9731f4bc47661c6aec340317e32595928aa2c19e8cf54c3a5bcedf", kill_on_drop: false }`
[INFO] [stdout] b2854211fd9731f4bc47661c6aec340317e32595928aa2c19e8cf54c3a5bcedf