[INFO] fetching crate crumbles 0.3.1...
[INFO] testing crumbles-0.3.1 against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] extracting crate crumbles 0.3.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate crumbles 0.3.1
[INFO] finished tweaking crates.io crate crumbles 0.3.1
[INFO] tweaked toml for crates.io crate crumbles 0.3.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate crumbles 0.3.1 on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc3caf1f80fb78d2ef7639176d8cc5789306946aa7cb67bc59cbba435345bbc1
[INFO] running `Command { std: "docker" "start" "-a" "bc3caf1f80fb78d2ef7639176d8cc5789306946aa7cb67bc59cbba435345bbc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc3caf1f80fb78d2ef7639176d8cc5789306946aa7cb67bc59cbba435345bbc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc3caf1f80fb78d2ef7639176d8cc5789306946aa7cb67bc59cbba435345bbc1", kill_on_drop: false }`
[INFO] [stdout] bc3caf1f80fb78d2ef7639176d8cc5789306946aa7cb67bc59cbba435345bbc1
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db832123e2143dc3b03da598f8b5883ea1aa532bab9a32a804f26a81318b3da8
[INFO] running `Command { std: "docker" "start" "-a" "db832123e2143dc3b03da598f8b5883ea1aa532bab9a32a804f26a81318b3da8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rangemap v1.7.1
[INFO] [stderr]    Compiling crumbles v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:808:44
[INFO] [stdout]     |
[INFO] [stdout] 808 |             sa_sigaction: segfault_handler as _,
[INFO] [stdout]     |                                            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 808 |             sa_sigaction: segfault_handler as *const () as _,
[INFO] [stdout]     |                                            ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "db832123e2143dc3b03da598f8b5883ea1aa532bab9a32a804f26a81318b3da8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db832123e2143dc3b03da598f8b5883ea1aa532bab9a32a804f26a81318b3da8", kill_on_drop: false }`
[INFO] [stdout] db832123e2143dc3b03da598f8b5883ea1aa532bab9a32a804f26a81318b3da8
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47874821c28df58ef008edc9e95833b96dbab856a4daf7569588277b6773d8b8
[INFO] running `Command { std: "docker" "start" "-a" "47874821c28df58ef008edc9e95833b96dbab856a4daf7569588277b6773d8b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayref v0.3.9
[INFO] [stderr]    Compiling constant_time_eq v0.3.1
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:808:44
[INFO] [stdout]     |
[INFO] [stdout] 808 |             sa_sigaction: segfault_handler as _,
[INFO] [stdout]     |                                            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 808 |             sa_sigaction: segfault_handler as *const () as _,
[INFO] [stdout]     |                                            ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crumbles v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: direct cast of function item into an integer
[INFO] [stdout]    --> src/lib.rs:808:44
[INFO] [stdout]     |
[INFO] [stdout] 808 |             sa_sigaction: segfault_handler as _,
[INFO] [stdout]     |                                            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stdout] help: first cast to a pointer `as *const ()`
[INFO] [stdout]     |
[INFO] [stdout] 808 |             sa_sigaction: segfault_handler as *const () as _,
[INFO] [stdout]     |                                            ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.73s
[INFO] running `Command { std: "docker" "inspect" "47874821c28df58ef008edc9e95833b96dbab856a4daf7569588277b6773d8b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47874821c28df58ef008edc9e95833b96dbab856a4daf7569588277b6773d8b8", kill_on_drop: false }`
[INFO] [stdout] 47874821c28df58ef008edc9e95833b96dbab856a4daf7569588277b6773d8b8
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ae171b777e9b2a5695c92b1440d45a2b2cf99e5b4bd1d5719a0422a148fa392
[INFO] running `Command { std: "docker" "start" "-a" "1ae171b777e9b2a5695c92b1440d45a2b2cf99e5b4bd1d5719a0422a148fa392", kill_on_drop: false }`
[INFO] [stderr] warning: direct cast of function item into an integer
[INFO] [stderr]    --> src/lib.rs:808:44
[INFO] [stderr]     |
[INFO] [stderr] 808 |             sa_sigaction: segfault_handler as _,
[INFO] [stderr]     |                                            ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(function_casts_as_integer)]` on by default
[INFO] [stderr] help: first cast to a pointer `as *const ()`
[INFO] [stderr]     |
[INFO] [stderr] 808 |             sa_sigaction: segfault_handler as *const () as _,
[INFO] [stderr]     |                                            ++++++++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `crumbles` (lib) generated 1 warning (run `cargo fix --lib -p crumbles` to apply 1 suggestion)
[INFO] [stderr] warning: `crumbles` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/crumbles-5e6f2580239b97a0)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::apply_revert_apply ... ok
[INFO] [stdout] test tests::more_reverts_than_snaps ... ok
[INFO] [stdout] test tests::apply_preserves_earliest_clean_state ... ok
[INFO] [stdout] test tests::tc_apply3 ... ok
[INFO] [stdout] test tests::revert ... ok
[INFO] [stdout] test tests::apply ... ok
[INFO] [stdout] test tests::tc_snaps_min_neo ... ok
[INFO] [stdout] test tests::tc_apply_neo ... ok
[INFO] [stdout] test tests::tc_snaps_min ... ok
[INFO] [stdout] test tests::write ... ok
[INFO] [stdout] test tests::multi_revert ... ok
[INFO] [stdout] test tests::tc_apply2 ... ok
[INFO] [stdout] test tests::write_multi_thread ... ok
[INFO] [stdout] test tests::tc_apply2_neo ... ok
[INFO] [stdout] test tests::snap_revert_revert_apply_scenario ... ok
[INFO] [stderr]    Doc-tests crumbles
[INFO] [stdout] test tests::tc_snaps ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[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::snap (line 192) ... ok
[INFO] [stdout] test src/lib.rs - Mmap::dirty_pages (line 286) ... ok
[INFO] [stdout] test src/lib.rs - Mmap::revert (line 228) ... ok
[INFO] [stdout] test src/lib.rs - Mmap::apply (line 261) ... ok
[INFO] [stdout] test src/lib.rs - Mmap::with_files (line 129) ... FAILED
[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 0.59s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "1ae171b777e9b2a5695c92b1440d45a2b2cf99e5b4bd1d5719a0422a148fa392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ae171b777e9b2a5695c92b1440d45a2b2cf99e5b4bd1d5719a0422a148fa392", kill_on_drop: false }`
[INFO] [stdout] 1ae171b777e9b2a5695c92b1440d45a2b2cf99e5b4bd1d5719a0422a148fa392
