[INFO] fetching crate crumbles 0.3.0...
[INFO] testing crumbles-0.3.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate crumbles 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate crumbles 0.3.0
[INFO] finished tweaking crates.io crate crumbles 0.3.0
[INFO] tweaked toml for crates.io crate crumbles 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate crumbles 0.3.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7354e8a9c87c947171da312d6373cf64118c6b2f29f27786650e6480bce41c3a
[INFO] running `Command { std: "docker" "start" "-a" "7354e8a9c87c947171da312d6373cf64118c6b2f29f27786650e6480bce41c3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7354e8a9c87c947171da312d6373cf64118c6b2f29f27786650e6480bce41c3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7354e8a9c87c947171da312d6373cf64118c6b2f29f27786650e6480bce41c3a", kill_on_drop: false }`
[INFO] [stdout] 7354e8a9c87c947171da312d6373cf64118c6b2f29f27786650e6480bce41c3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] bae52e6c8125b6df4cae9cb68b1ea9ab0b1c12b909c952329a9a228aa414f748
[INFO] running `Command { std: "docker" "start" "-a" "bae52e6c8125b6df4cae9cb68b1ea9ab0b1c12b909c952329a9a228aa414f748", kill_on_drop: false }`
[INFO] [stderr]    Compiling rangemap v1.6.0
[INFO] [stderr]    Compiling crumbles v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/lib.rs:395:10
[INFO] [stdout]     |
[INFO] [stdout] 395 |         *PAGE_SIZE.get_or_init(|| libc::sysconf(libc::_SC_PAGESIZE) as usize)
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "bae52e6c8125b6df4cae9cb68b1ea9ab0b1c12b909c952329a9a228aa414f748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bae52e6c8125b6df4cae9cb68b1ea9ab0b1c12b909c952329a9a228aa414f748", kill_on_drop: false }`
[INFO] [stdout] bae52e6c8125b6df4cae9cb68b1ea9ab0b1c12b909c952329a9a228aa414f748
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] adf58336e257c2941fc9fcf5ec24c70655ca7548ddcb506e59fd1fde512de2ac
[INFO] running `Command { std: "docker" "start" "-a" "adf58336e257c2941fc9fcf5ec24c70655ca7548ddcb506e59fd1fde512de2ac", kill_on_drop: false }`
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/lib.rs:395:10
[INFO] [stdout]     |
[INFO] [stdout] 395 |         *PAGE_SIZE.get_or_init(|| libc::sysconf(libc::_SC_PAGESIZE) as usize)
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crumbles v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/lib.rs:395:10
[INFO] [stdout]     |
[INFO] [stdout] 395 |         *PAGE_SIZE.get_or_init(|| libc::sysconf(libc::_SC_PAGESIZE) as usize)
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "adf58336e257c2941fc9fcf5ec24c70655ca7548ddcb506e59fd1fde512de2ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adf58336e257c2941fc9fcf5ec24c70655ca7548ddcb506e59fd1fde512de2ac", kill_on_drop: false }`
[INFO] [stdout] adf58336e257c2941fc9fcf5ec24c70655ca7548ddcb506e59fd1fde512de2ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3a6f91479a34307da3cd53f13f326c73a5afdf58d3198f90e8c6b255340f9bed
[INFO] running `Command { std: "docker" "start" "-a" "3a6f91479a34307da3cd53f13f326c73a5afdf58d3198f90e8c6b255340f9bed", kill_on_drop: false }`
[INFO] [stderr] warning: creating a shared reference to mutable static
[INFO] [stderr]    --> src/lib.rs:395:10
[INFO] [stderr]     |
[INFO] [stderr] 395 |         *PAGE_SIZE.get_or_init(|| libc::sysconf(libc::_SC_PAGESIZE) as usize)
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stderr]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stderr]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `crumbles` (lib) generated 1 warning
[INFO] [stderr] warning: `crumbles` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/crumbles-1b1f933b1dfaf785)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::write ... ok
[INFO] [stdout] test tests::apply ... ok
[INFO] [stdout] test tests::revert ... ok
[INFO] [stdout] test tests::multi_revert ... ok
[INFO] [stdout] test tests::write_multi_thread ... ok
[INFO] [stderr]    Doc-tests crumbles
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - Mmap::snap (line 192) ... ok
[INFO] [stdout] test src/lib.rs - Mmap::dirty_pages (line 286) ... ok
[INFO] [stdout] test src/lib.rs - Mmap::with_files (line 129) ... FAILED
[INFO] [stdout] test src/lib.rs - Mmap::apply (line 261) ... ok
[INFO] [stdout] test src/lib.rs - Mmap::new (line 95) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - Mmap::revert (line 228) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Mmap::with_files (line 129) stdout ----
[INFO] [stdout] Test executable failed (signal: 11 (SIGSEGV) (core dumped)).
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Mmap::with_files (line 129)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.18s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "3a6f91479a34307da3cd53f13f326c73a5afdf58d3198f90e8c6b255340f9bed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a6f91479a34307da3cd53f13f326c73a5afdf58d3198f90e8c6b255340f9bed", kill_on_drop: false }`
[INFO] [stdout] 3a6f91479a34307da3cd53f13f326c73a5afdf58d3198f90e8c6b255340f9bed
