./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/aws-c-common/aws_priority_queue_s_swap_harness.i --full-output --preprocessor.use.memory.slicer false --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version abd6749d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/aws-c-common/aws_priority_queue_s_swap_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 71e6233f0d05e5cf619ccd9274ea3c6050381d25e3875969761913952ef0c093 --preprocessor.use.memory.slicer false --- Real Ultimate output --- This is Ultimate 0.2.3-?-abd6749-m [2023-11-23 09:03:51,457 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 09:03:51,525 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-23 09:03:51,529 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 09:03:51,530 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 09:03:51,554 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 09:03:51,554 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 09:03:51,555 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 09:03:51,555 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 09:03:51,558 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 09:03:51,559 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 09:03:51,559 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 09:03:51,560 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 09:03:51,561 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 09:03:51,561 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 09:03:51,561 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 09:03:51,562 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 09:03:51,562 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 09:03:51,562 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 09:03:51,562 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 09:03:51,563 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 09:03:51,564 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 09:03:51,564 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 09:03:51,564 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 09:03:51,565 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 09:03:51,565 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 09:03:51,565 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 09:03:51,565 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 09:03:51,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 09:03:51,566 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 09:03:51,567 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 09:03:51,567 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 09:03:51,567 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 09:03:51,568 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 09:03:51,568 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 09:03:51,568 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 09:03:51,568 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 09:03:51,568 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 09:03:51,569 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 09:03:51,569 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71e6233f0d05e5cf619ccd9274ea3c6050381d25e3875969761913952ef0c093 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> false [2023-11-23 09:03:51,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 09:03:51,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 09:03:51,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 09:03:51,884 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 09:03:51,884 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 09:03:51,885 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_priority_queue_s_swap_harness.i [2023-11-23 09:03:53,018 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 09:03:53,400 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 09:03:53,400 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_s_swap_harness.i [2023-11-23 09:03:53,432 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4c6d8bba/327a8d1849294a1794c854fd2b34e2a6/FLAG5d3389731 [2023-11-23 09:03:53,449 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4c6d8bba/327a8d1849294a1794c854fd2b34e2a6 [2023-11-23 09:03:53,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 09:03:53,452 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 09:03:53,453 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 09:03:53,453 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 09:03:53,458 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 09:03:53,459 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:03:53" (1/1) ... [2023-11-23 09:03:53,459 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ece2d78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:53, skipping insertion in model container [2023-11-23 09:03:53,459 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:03:53" (1/1) ... [2023-11-23 09:03:53,572 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 09:03:53,812 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_s_swap_harness.i[4499,4512] [2023-11-23 09:03:53,821 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2023-11-23 09:03:54,342 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,342 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,343 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,343 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,344 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,353 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,354 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,355 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,356 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,357 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,360 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,360 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,360 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,584 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 09:03:54,587 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 09:03:54,588 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 09:03:54,590 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 09:03:54,591 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 09:03:54,592 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 09:03:54,594 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 09:03:54,595 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 09:03:54,595 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 09:03:54,596 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 09:03:54,787 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,793 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,861 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,862 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,862 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,863 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,863 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,865 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,866 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,867 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,867 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,868 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,868 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,869 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,869 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,873 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,874 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,874 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,874 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,879 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,880 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,889 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,890 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,890 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,902 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 09:03:54,933 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 09:03:54,949 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_s_swap_harness.i[4499,4512] [2023-11-23 09:03:54,951 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_priority_queue_s_swap_harness.i[4559,4572] [2023-11-23 09:03:54,992 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,992 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,992 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,993 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:54,993 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,001 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,002 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,003 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,003 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,003 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,004 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,005 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,005 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,027 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 09:03:55,028 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 09:03:55,030 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 09:03:55,032 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 09:03:55,033 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 09:03:55,033 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 09:03:55,033 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 09:03:55,034 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 09:03:55,034 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 09:03:55,034 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 09:03:55,072 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,124 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,127 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7770-7781] [2023-11-23 09:03:55,165 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,166 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,166 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,166 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,167 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,167 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,167 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,168 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,168 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,168 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,168 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,168 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,169 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,169 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,169 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,170 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,170 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,171 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,184 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,190 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,191 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,191 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 09:03:55,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 09:03:55,392 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:03:55,392 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:03:55,392 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:03:55,392 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:03:55,392 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:03:55,392 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:03:55,392 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:03:55,392 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:03:55,393 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:03:55,393 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:03:55,393 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:03:55,393 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:03:55,393 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:03:55,393 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:03:55,393 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 09:03:55,399 INFO L206 MainTranslator]: Completed translation [2023-11-23 09:03:55,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:55 WrapperNode [2023-11-23 09:03:55,401 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 09:03:55,402 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 09:03:55,402 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 09:03:55,403 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 09:03:55,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:55" (1/1) ... [2023-11-23 09:03:55,471 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:55" (1/1) ... [2023-11-23 09:03:55,524 INFO L138 Inliner]: procedures = 697, calls = 1949, calls flagged for inlining = 62, calls inlined = 12, statements flattened = 764 [2023-11-23 09:03:55,524 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 09:03:55,525 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 09:03:55,525 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 09:03:55,525 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 09:03:55,539 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:55" (1/1) ... [2023-11-23 09:03:55,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:55" (1/1) ... [2023-11-23 09:03:55,560 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:55" (1/1) ... [2023-11-23 09:03:55,560 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:55" (1/1) ... [2023-11-23 09:03:55,596 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:55" (1/1) ... [2023-11-23 09:03:55,599 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:55" (1/1) ... [2023-11-23 09:03:55,605 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:55" (1/1) ... [2023-11-23 09:03:55,610 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:55" (1/1) ... [2023-11-23 09:03:55,626 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 09:03:55,627 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 09:03:55,627 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 09:03:55,628 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 09:03:55,628 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:55" (1/1) ... [2023-11-23 09:03:55,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 09:03:55,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:03:55,700 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 09:03:55,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 09:03:55,748 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2023-11-23 09:03:55,749 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2023-11-23 09:03:55,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 09:03:55,749 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2023-11-23 09:03:55,749 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2023-11-23 09:03:55,750 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-23 09:03:55,750 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-23 09:03:55,750 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 09:03:55,750 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 09:03:55,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 09:03:55,750 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-23 09:03:55,750 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-23 09:03:55,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 09:03:55,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 09:03:55,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 09:03:55,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 09:03:55,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 09:03:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 09:03:55,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 09:03:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 09:03:55,752 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 09:03:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-23 09:03:55,752 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-23 09:03:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-23 09:03:55,752 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-23 09:03:55,753 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-23 09:03:55,753 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-23 09:03:55,753 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2023-11-23 09:03:55,753 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2023-11-23 09:03:55,754 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 09:03:55,754 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 09:03:55,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 09:03:55,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 09:03:55,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 09:03:55,754 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 09:03:55,754 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 09:03:55,755 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-23 09:03:55,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-23 09:03:55,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 09:03:55,756 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2023-11-23 09:03:55,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2023-11-23 09:03:55,758 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2023-11-23 09:03:55,758 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2023-11-23 09:03:55,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 09:03:56,036 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 09:03:56,040 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 09:03:56,840 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 09:03:56,913 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 09:03:56,913 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 09:03:56,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:03:56 BoogieIcfgContainer [2023-11-23 09:03:56,914 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 09:03:56,916 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 09:03:56,916 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 09:03:56,919 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 09:03:56,919 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:03:53" (1/3) ... [2023-11-23 09:03:56,920 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b82dd20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:03:56, skipping insertion in model container [2023-11-23 09:03:56,920 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:03:55" (2/3) ... [2023-11-23 09:03:56,920 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b82dd20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:03:56, skipping insertion in model container [2023-11-23 09:03:56,920 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:03:56" (3/3) ... [2023-11-23 09:03:56,921 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_swap_harness.i [2023-11-23 09:03:56,935 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 09:03:56,935 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 09:03:56,969 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 09:03:56,974 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@74b676f8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 09:03:56,974 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 09:03:56,978 INFO L276 IsEmpty]: Start isEmpty. Operand has 179 states, 112 states have (on average 1.2767857142857142) internal successors, (143), 113 states have internal predecessors, (143), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2023-11-23 09:03:56,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-23 09:03:56,987 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:03:56,988 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:03:56,989 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:03:56,992 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:03:56,992 INFO L85 PathProgramCache]: Analyzing trace with hash -184318330, now seen corresponding path program 1 times [2023-11-23 09:03:56,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:03:56,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780531727] [2023-11-23 09:03:56,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:03:57,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:03:57,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:03:57,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:03:57,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780531727] [2023-11-23 09:03:57,409 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-23 09:03:57,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [955760969] [2023-11-23 09:03:57,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:03:57,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:03:57,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:03:57,417 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:03:57,436 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 09:03:57,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:03:57,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 2237 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 09:03:57,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:03:57,929 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2023-11-23 09:03:57,929 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 09:03:57,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [955760969] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:03:57,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 09:03:57,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 09:03:57,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134015097] [2023-11-23 09:03:57,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:03:57,935 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 09:03:57,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:03:57,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 09:03:57,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 09:03:57,964 INFO L87 Difference]: Start difference. First operand has 179 states, 112 states have (on average 1.2767857142857142) internal successors, (143), 113 states have internal predecessors, (143), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-23 09:03:58,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:03:58,112 INFO L93 Difference]: Finished difference Result 350 states and 510 transitions. [2023-11-23 09:03:58,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 09:03:58,115 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 90 [2023-11-23 09:03:58,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:03:58,123 INFO L225 Difference]: With dead ends: 350 [2023-11-23 09:03:58,123 INFO L226 Difference]: Without dead ends: 177 [2023-11-23 09:03:58,129 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 09:03:58,134 INFO L413 NwaCegarLoop]: 224 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 09:03:58,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 224 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 09:03:58,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2023-11-23 09:03:58,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2023-11-23 09:03:58,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 111 states have (on average 1.2522522522522523) internal successors, (139), 112 states have internal predecessors, (139), 49 states have call successors, (49), 16 states have call predecessors, (49), 16 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-23 09:03:58,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 236 transitions. [2023-11-23 09:03:58,182 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 236 transitions. Word has length 90 [2023-11-23 09:03:58,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:03:58,183 INFO L495 AbstractCegarLoop]: Abstraction has 177 states and 236 transitions. [2023-11-23 09:03:58,184 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-23 09:03:58,184 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 236 transitions. [2023-11-23 09:03:58,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-23 09:03:58,187 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:03:58,187 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:03:58,203 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-23 09:03:58,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 09:03:58,403 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:03:58,404 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:03:58,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1842850540, now seen corresponding path program 1 times [2023-11-23 09:03:58,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:03:58,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136194248] [2023-11-23 09:03:58,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:03:58,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:03:58,474 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 09:03:58,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [63932836] [2023-11-23 09:03:58,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:03:58,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:03:58,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:03:58,476 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:03:58,498 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-23 09:03:58,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:03:58,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 2237 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 09:03:58,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:03:59,071 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-23 09:03:59,071 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 09:03:59,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:03:59,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136194248] [2023-11-23 09:03:59,071 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 09:03:59,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [63932836] [2023-11-23 09:03:59,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [63932836] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:03:59,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 09:03:59,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 09:03:59,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624009140] [2023-11-23 09:03:59,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:03:59,072 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 09:03:59,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:03:59,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 09:03:59,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-23 09:03:59,073 INFO L87 Difference]: Start difference. First operand 177 states and 236 transitions. Second operand has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2023-11-23 09:03:59,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:03:59,478 INFO L93 Difference]: Finished difference Result 325 states and 434 transitions. [2023-11-23 09:03:59,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 09:03:59,479 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 90 [2023-11-23 09:03:59,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:03:59,487 INFO L225 Difference]: With dead ends: 325 [2023-11-23 09:03:59,487 INFO L226 Difference]: Without dead ends: 179 [2023-11-23 09:03:59,488 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-23 09:03:59,492 INFO L413 NwaCegarLoop]: 214 mSDtfsCounter, 2 mSDsluCounter, 833 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1047 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-23 09:03:59,496 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1047 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-23 09:03:59,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2023-11-23 09:03:59,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2023-11-23 09:03:59,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 112 states have (on average 1.25) internal successors, (140), 114 states have internal predecessors, (140), 49 states have call successors, (49), 16 states have call predecessors, (49), 17 states have return successors, (50), 48 states have call predecessors, (50), 48 states have call successors, (50) [2023-11-23 09:03:59,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 239 transitions. [2023-11-23 09:03:59,564 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 239 transitions. Word has length 90 [2023-11-23 09:03:59,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:03:59,564 INFO L495 AbstractCegarLoop]: Abstraction has 179 states and 239 transitions. [2023-11-23 09:03:59,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2023-11-23 09:03:59,565 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 239 transitions. [2023-11-23 09:03:59,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-23 09:03:59,568 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 09:03:59,568 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 09:03:59,609 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-23 09:03:59,785 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-23 09:03:59,788 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 09:03:59,789 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 09:03:59,789 INFO L85 PathProgramCache]: Analyzing trace with hash -890932260, now seen corresponding path program 1 times [2023-11-23 09:03:59,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 09:03:59,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452435255] [2023-11-23 09:03:59,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:03:59,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 09:03:59,855 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 09:03:59,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1594767666] [2023-11-23 09:03:59,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 09:03:59,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:03:59,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 09:03:59,857 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 09:03:59,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-23 09:04:00,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 09:04:00,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 2293 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 09:04:00,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 09:04:00,285 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-23 09:04:00,285 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 09:04:00,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 09:04:00,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452435255] [2023-11-23 09:04:00,285 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 09:04:00,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1594767666] [2023-11-23 09:04:00,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1594767666] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 09:04:00,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 09:04:00,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 09:04:00,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812051831] [2023-11-23 09:04:00,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 09:04:00,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 09:04:00,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 09:04:00,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 09:04:00,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 09:04:00,288 INFO L87 Difference]: Start difference. First operand 179 states and 239 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2023-11-23 09:04:00,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 09:04:00,457 INFO L93 Difference]: Finished difference Result 242 states and 313 transitions. [2023-11-23 09:04:00,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 09:04:00,458 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) Word has length 98 [2023-11-23 09:04:00,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 09:04:00,459 INFO L225 Difference]: With dead ends: 242 [2023-11-23 09:04:00,459 INFO L226 Difference]: Without dead ends: 0 [2023-11-23 09:04:00,460 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-23 09:04:00,461 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 42 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 09:04:00,461 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 341 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 09:04:00,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-23 09:04:00,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-23 09:04:00,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 09:04:00,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-23 09:04:00,462 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 98 [2023-11-23 09:04:00,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 09:04:00,463 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 09:04:00,463 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 4 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 4 states have call predecessors, (14), 4 states have call successors, (14) [2023-11-23 09:04:00,463 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-23 09:04:00,463 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 09:04:00,466 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 09:04:00,491 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-23 09:04:00,688 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 09:04:00,690 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-23 09:04:00,767 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6931 6936) the Hoare annotation is: true [2023-11-23 09:04:00,768 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6931 6936) no Hoare annotation was computed. [2023-11-23 09:04:00,768 INFO L899 garLoopResultBuilder]: For program point L6932-1(lines 6932 6934) no Hoare annotation was computed. [2023-11-23 09:04:00,768 INFO L902 garLoopResultBuilder]: At program point L6932(lines 6932 6934) the Hoare annotation is: true [2023-11-23 09:04:00,768 INFO L899 garLoopResultBuilder]: For program point L8229-7(lines 8229 8232) no Hoare annotation was computed. [2023-11-23 09:04:00,768 INFO L899 garLoopResultBuilder]: For program point L8229-5(lines 8229 8232) no Hoare annotation was computed. [2023-11-23 09:04:00,768 INFO L899 garLoopResultBuilder]: For program point L8229-4(line 8229) no Hoare annotation was computed. [2023-11-23 09:04:00,769 INFO L899 garLoopResultBuilder]: For program point L8262-5(lines 8262 8263) no Hoare annotation was computed. [2023-11-23 09:04:00,769 INFO L899 garLoopResultBuilder]: For program point L8219(lines 8219 8223) no Hoare annotation was computed. [2023-11-23 09:04:00,769 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validEXIT(lines 8275 8296) no Hoare annotation was computed. [2023-11-23 09:04:00,769 INFO L899 garLoopResultBuilder]: For program point L8271(line 8271) no Hoare annotation was computed. [2023-11-23 09:04:00,769 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_backpointers_valid_returnLabel#1(lines 8217 8272) no Hoare annotation was computed. [2023-11-23 09:04:00,769 INFO L899 garLoopResultBuilder]: For program point L8271-4(line 8271) no Hoare annotation was computed. [2023-11-23 09:04:00,769 INFO L899 garLoopResultBuilder]: For program point L8271-3(line 8271) no Hoare annotation was computed. [2023-11-23 09:04:00,770 INFO L895 garLoopResultBuilder]: At program point L8271-2(line 8271) the Hoare annotation is: (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|)) [2023-11-23 09:04:00,770 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8275 8296) the Hoare annotation is: true [2023-11-23 09:04:00,770 INFO L895 garLoopResultBuilder]: At program point L8290(line 8290) the Hoare annotation is: (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|)) [2023-11-23 09:04:00,770 INFO L899 garLoopResultBuilder]: For program point L8290-1(line 8290) no Hoare annotation was computed. [2023-11-23 09:04:00,770 INFO L899 garLoopResultBuilder]: For program point L8278(lines 8278 8282) no Hoare annotation was computed. [2023-11-23 09:04:00,771 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validFINAL(lines 8275 8296) no Hoare annotation was computed. [2023-11-23 09:04:00,771 INFO L899 garLoopResultBuilder]: For program point L8262(line 8262) no Hoare annotation was computed. [2023-11-23 09:04:00,771 INFO L899 garLoopResultBuilder]: For program point L8229-2(line 8229) no Hoare annotation was computed. [2023-11-23 09:04:00,771 INFO L899 garLoopResultBuilder]: For program point L8262-3(lines 8262 8263) no Hoare annotation was computed. [2023-11-23 09:04:00,771 INFO L899 garLoopResultBuilder]: For program point L8229-1(line 8229) no Hoare annotation was computed. [2023-11-23 09:04:00,771 INFO L899 garLoopResultBuilder]: For program point L8262-2(line 8262) no Hoare annotation was computed. [2023-11-23 09:04:00,771 INFO L895 garLoopResultBuilder]: At program point L8229(line 8229) the Hoare annotation is: (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|)) [2023-11-23 09:04:00,772 INFO L899 garLoopResultBuilder]: For program point L6747-1(line 6747) no Hoare annotation was computed. [2023-11-23 09:04:00,772 INFO L902 garLoopResultBuilder]: At program point L6747(line 6747) the Hoare annotation is: true [2023-11-23 09:04:00,772 INFO L899 garLoopResultBuilder]: For program point L6749-1(line 6749) no Hoare annotation was computed. [2023-11-23 09:04:00,772 INFO L902 garLoopResultBuilder]: At program point L6749(line 6749) the Hoare annotation is: true [2023-11-23 09:04:00,772 INFO L899 garLoopResultBuilder]: For program point L6743(line 6743) no Hoare annotation was computed. [2023-11-23 09:04:00,772 INFO L899 garLoopResultBuilder]: For program point L6743-4(lines 6742 6754) no Hoare annotation was computed. [2023-11-23 09:04:00,772 INFO L899 garLoopResultBuilder]: For program point L6743-2(lines 6743 6753) no Hoare annotation was computed. [2023-11-23 09:04:00,773 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 6742 6754) no Hoare annotation was computed. [2023-11-23 09:04:00,773 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6742 6754) the Hoare annotation is: true [2023-11-23 09:04:00,773 INFO L902 garLoopResultBuilder]: At program point L6750(line 6750) the Hoare annotation is: true [2023-11-23 09:04:00,773 INFO L899 garLoopResultBuilder]: For program point L6752-1(line 6752) no Hoare annotation was computed. [2023-11-23 09:04:00,773 INFO L902 garLoopResultBuilder]: At program point L6752(line 6752) the Hoare annotation is: true [2023-11-23 09:04:00,773 INFO L899 garLoopResultBuilder]: For program point L6750-3(lines 6750 6752) no Hoare annotation was computed. [2023-11-23 09:04:00,773 INFO L899 garLoopResultBuilder]: For program point L6750-1(lines 6750 6752) no Hoare annotation was computed. [2023-11-23 09:04:00,773 INFO L899 garLoopResultBuilder]: For program point L6744-1(lines 6744 6746) no Hoare annotation was computed. [2023-11-23 09:04:00,774 INFO L902 garLoopResultBuilder]: At program point L6744(lines 6744 6746) the Hoare annotation is: true [2023-11-23 09:04:00,774 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6728 6740) no Hoare annotation was computed. [2023-11-23 09:04:00,774 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6728 6740) the Hoare annotation is: true [2023-11-23 09:04:00,774 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 2935 2962) no Hoare annotation was computed. [2023-11-23 09:04:00,774 INFO L899 garLoopResultBuilder]: For program point L2957(line 2957) no Hoare annotation was computed. [2023-11-23 09:04:00,774 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 2956) no Hoare annotation was computed. [2023-11-23 09:04:00,774 INFO L899 garLoopResultBuilder]: For program point L2957-2(line 2957) no Hoare annotation was computed. [2023-11-23 09:04:00,775 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2935 2962) the Hoare annotation is: true [2023-11-23 09:04:00,775 INFO L899 garLoopResultBuilder]: For program point L2955-3(lines 2955 2957) no Hoare annotation was computed. [2023-11-23 09:04:00,775 INFO L899 garLoopResultBuilder]: For program point L2955-2(lines 2955 2956) no Hoare annotation was computed. [2023-11-23 09:04:00,775 INFO L899 garLoopResultBuilder]: For program point L2955-5(lines 2955 2957) no Hoare annotation was computed. [2023-11-23 09:04:00,775 INFO L899 garLoopResultBuilder]: For program point L2939(lines 2939 2943) no Hoare annotation was computed. [2023-11-23 09:04:00,775 INFO L902 garLoopResultBuilder]: At program point L2948(line 2948) the Hoare annotation is: true [2023-11-23 09:04:00,775 INFO L899 garLoopResultBuilder]: For program point L2948-1(line 2948) no Hoare annotation was computed. [2023-11-23 09:04:00,776 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 2935 2962) no Hoare annotation was computed. [2023-11-23 09:04:00,776 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2023-11-23 09:04:00,776 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 261) the Hoare annotation is: true [2023-11-23 09:04:00,776 INFO L899 garLoopResultBuilder]: For program point L7178(lines 7178 7180) no Hoare annotation was computed. [2023-11-23 09:04:00,776 INFO L899 garLoopResultBuilder]: For program point L7179-1(line 7179) no Hoare annotation was computed. [2023-11-23 09:04:00,776 INFO L899 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7177 7181) no Hoare annotation was computed. [2023-11-23 09:04:00,776 INFO L902 garLoopResultBuilder]: At program point L7179(line 7179) the Hoare annotation is: true [2023-11-23 09:04:00,777 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7177 7181) the Hoare annotation is: true [2023-11-23 09:04:00,777 INFO L899 garLoopResultBuilder]: For program point L7178-2(lines 7177 7181) no Hoare annotation was computed. [2023-11-23 09:04:00,777 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2023-11-23 09:04:00,777 INFO L899 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2023-11-23 09:04:00,777 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2586 2594) the Hoare annotation is: true [2023-11-23 09:04:00,777 INFO L899 garLoopResultBuilder]: For program point aws_mul_u64_checked_returnLabel#1(lines 2497 2502) no Hoare annotation was computed. [2023-11-23 09:04:00,778 INFO L902 garLoopResultBuilder]: At program point L2498(line 2498) the Hoare annotation is: true [2023-11-23 09:04:00,778 INFO L899 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2023-11-23 09:04:00,778 INFO L902 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: true [2023-11-23 09:04:00,778 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_backpointer_index_validEXIT(lines 8178 8194) no Hoare annotation was computed. [2023-11-23 09:04:00,778 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_backpointer_index_validFINAL(lines 8178 8194) no Hoare annotation was computed. [2023-11-23 09:04:00,778 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 8178 8194) the Hoare annotation is: true [2023-11-23 09:04:00,778 INFO L899 garLoopResultBuilder]: For program point L8185(lines 8185 8190) no Hoare annotation was computed. [2023-11-23 09:04:00,779 INFO L899 garLoopResultBuilder]: For program point L8180-1(lines 8180 8184) no Hoare annotation was computed. [2023-11-23 09:04:00,779 INFO L902 garLoopResultBuilder]: At program point L8180(line 8180) the Hoare annotation is: true [2023-11-23 09:04:00,779 INFO L902 garLoopResultBuilder]: At program point L2337-3(lines 2337 2343) the Hoare annotation is: true [2023-11-23 09:04:00,779 INFO L899 garLoopResultBuilder]: For program point L2337-4(lines 2337 2343) no Hoare annotation was computed. [2023-11-23 09:04:00,779 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedEXIT(lines 2331 2348) no Hoare annotation was computed. [2023-11-23 09:04:00,779 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedFINAL(lines 2331 2348) no Hoare annotation was computed. [2023-11-23 09:04:00,779 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2331 2348) the Hoare annotation is: true [2023-11-23 09:04:00,780 INFO L899 garLoopResultBuilder]: For program point L2338(lines 2338 2342) no Hoare annotation was computed. [2023-11-23 09:04:00,780 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6948 6952) the Hoare annotation is: true [2023-11-23 09:04:00,780 INFO L899 garLoopResultBuilder]: For program point L6951-1(line 6951) no Hoare annotation was computed. [2023-11-23 09:04:00,780 INFO L902 garLoopResultBuilder]: At program point L6951(line 6951) the Hoare annotation is: true [2023-11-23 09:04:00,780 INFO L899 garLoopResultBuilder]: For program point L6949-3(lines 6949 6951) no Hoare annotation was computed. [2023-11-23 09:04:00,780 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 6948 6952) no Hoare annotation was computed. [2023-11-23 09:04:00,780 INFO L899 garLoopResultBuilder]: For program point L6949-1(lines 6949 6951) no Hoare annotation was computed. [2023-11-23 09:04:00,781 INFO L902 garLoopResultBuilder]: At program point L6949(line 6949) the Hoare annotation is: true [2023-11-23 09:04:00,781 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2023-11-23 09:04:00,781 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 210 212) the Hoare annotation is: true [2023-11-23 09:04:00,781 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2023-11-23 09:04:00,781 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2023-11-23 09:04:00,781 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1988 1999) the Hoare annotation is: true [2023-11-23 09:04:00,781 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2023-11-23 09:04:00,782 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6938 6940) the Hoare annotation is: true [2023-11-23 09:04:00,782 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6938 6940) no Hoare annotation was computed. [2023-11-23 09:04:00,782 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2023-11-23 09:04:00,782 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 253 256) the Hoare annotation is: true [2023-11-23 09:04:00,782 INFO L899 garLoopResultBuilder]: For program point L8475(lines 8475 8483) no Hoare annotation was computed. [2023-11-23 09:04:00,782 INFO L899 garLoopResultBuilder]: For program point L8450-1(line 8450) no Hoare annotation was computed. [2023-11-23 09:04:00,782 INFO L899 garLoopResultBuilder]: For program point L8475-2(lines 8475 8483) no Hoare annotation was computed. [2023-11-23 09:04:00,783 INFO L895 garLoopResultBuilder]: At program point L8492(line 8492) the Hoare annotation is: false [2023-11-23 09:04:00,783 INFO L899 garLoopResultBuilder]: For program point L8492-1(line 8492) no Hoare annotation was computed. [2023-11-23 09:04:00,783 INFO L899 garLoopResultBuilder]: For program point L6791-1(line 6791) no Hoare annotation was computed. [2023-11-23 09:04:00,783 INFO L895 garLoopResultBuilder]: At program point L6791(line 6791) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) [2023-11-23 09:04:00,783 INFO L895 garLoopResultBuilder]: At program point L8451(line 8451) the Hoare annotation is: false [2023-11-23 09:04:00,783 INFO L895 garLoopResultBuilder]: At program point L8451-1(line 8451) the Hoare annotation is: false [2023-11-23 09:04:00,783 INFO L899 garLoopResultBuilder]: For program point L7204-1(line 7204) no Hoare annotation was computed. [2023-11-23 09:04:00,784 INFO L895 garLoopResultBuilder]: At program point L7204(line 7204) the Hoare annotation is: false [2023-11-23 09:04:00,784 INFO L899 garLoopResultBuilder]: For program point L8451-2(line 8451) no Hoare annotation was computed. [2023-11-23 09:04:00,784 INFO L899 garLoopResultBuilder]: For program point L7196(lines 7196 7200) no Hoare annotation was computed. [2023-11-23 09:04:00,784 INFO L895 garLoopResultBuilder]: At program point L8452(line 8452) the Hoare annotation is: false [2023-11-23 09:04:00,784 INFO L895 garLoopResultBuilder]: At program point L8452-1(line 8452) the Hoare annotation is: false [2023-11-23 09:04:00,784 INFO L899 garLoopResultBuilder]: For program point L8452-2(line 8452) no Hoare annotation was computed. [2023-11-23 09:04:00,784 INFO L899 garLoopResultBuilder]: For program point L7205(lines 7205 7207) no Hoare annotation was computed. [2023-11-23 09:04:00,785 INFO L895 garLoopResultBuilder]: At program point L8469(line 8469) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) [2023-11-23 09:04:00,785 INFO L895 garLoopResultBuilder]: At program point L8469-1(line 8469) the Hoare annotation is: (= 0 |ULTIMATE.start_aws_priority_queue_s_swap_harness_#t~ret955#1|) [2023-11-23 09:04:00,785 INFO L899 garLoopResultBuilder]: For program point L8469-2(line 8469) no Hoare annotation was computed. [2023-11-23 09:04:00,785 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 09:04:00,785 INFO L895 garLoopResultBuilder]: At program point L7206(line 7206) the Hoare annotation is: false [2023-11-23 09:04:00,785 INFO L899 garLoopResultBuilder]: For program point L7206-1(line 7206) no Hoare annotation was computed. [2023-11-23 09:04:00,786 INFO L899 garLoopResultBuilder]: For program point L8511-2(lines 8511 8513) no Hoare annotation was computed. [2023-11-23 09:04:00,786 INFO L899 garLoopResultBuilder]: For program point L8511(lines 8511 8513) no Hoare annotation was computed. [2023-11-23 09:04:00,786 INFO L899 garLoopResultBuilder]: For program point L8454(lines 8454 8457) no Hoare annotation was computed. [2023-11-23 09:04:00,786 INFO L899 garLoopResultBuilder]: For program point L7199-1(line 7199) no Hoare annotation was computed. [2023-11-23 09:04:00,786 INFO L895 garLoopResultBuilder]: At program point L7199(line 7199) the Hoare annotation is: false [2023-11-23 09:04:00,786 INFO L899 garLoopResultBuilder]: For program point L7191(lines 7191 7208) no Hoare annotation was computed. [2023-11-23 09:04:00,786 INFO L899 garLoopResultBuilder]: For program point L7183(lines 7183 7189) no Hoare annotation was computed. [2023-11-23 09:04:00,786 INFO L895 garLoopResultBuilder]: At program point L8455(line 8455) the Hoare annotation is: false [2023-11-23 09:04:00,787 INFO L899 garLoopResultBuilder]: For program point L8455-1(line 8455) no Hoare annotation was computed. [2023-11-23 09:04:00,787 INFO L895 garLoopResultBuilder]: At program point L8480(line 8480) the Hoare annotation is: false [2023-11-23 09:04:00,787 INFO L899 garLoopResultBuilder]: For program point L8480-1(line 8480) no Hoare annotation was computed. [2023-11-23 09:04:00,787 INFO L899 garLoopResultBuilder]: For program point L8447(lines 8447 8458) no Hoare annotation was computed. [2023-11-23 09:04:00,787 INFO L895 garLoopResultBuilder]: At program point L6804-1(line 6804) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) [2023-11-23 09:04:00,787 INFO L895 garLoopResultBuilder]: At program point L8472(line 8472) the Hoare annotation is: false [2023-11-23 09:04:00,787 INFO L895 garLoopResultBuilder]: At program point L6804(line 6804) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) [2023-11-23 09:04:00,788 INFO L899 garLoopResultBuilder]: For program point L8472-1(line 8472) no Hoare annotation was computed. [2023-11-23 09:04:00,788 INFO L899 garLoopResultBuilder]: For program point L7184(lines 7184 7188) no Hoare annotation was computed. [2023-11-23 09:04:00,788 INFO L895 garLoopResultBuilder]: At program point L8456(line 8456) the Hoare annotation is: false [2023-11-23 09:04:00,788 INFO L899 garLoopResultBuilder]: For program point L8456-1(line 8456) no Hoare annotation was computed. [2023-11-23 09:04:00,788 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-23 09:04:00,788 INFO L899 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2023-11-23 09:04:00,788 INFO L895 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2023-11-23 09:04:00,789 INFO L895 garLoopResultBuilder]: At program point L8448(line 8448) the Hoare annotation is: false [2023-11-23 09:04:00,789 INFO L895 garLoopResultBuilder]: At program point L8448-1(line 8448) the Hoare annotation is: false [2023-11-23 09:04:00,789 INFO L899 garLoopResultBuilder]: For program point L8448-2(line 8448) no Hoare annotation was computed. [2023-11-23 09:04:00,789 INFO L895 garLoopResultBuilder]: At program point L8473(line 8473) the Hoare annotation is: false [2023-11-23 09:04:00,789 INFO L899 garLoopResultBuilder]: For program point L8473-1(line 8473) no Hoare annotation was computed. [2023-11-23 09:04:00,789 INFO L899 garLoopResultBuilder]: For program point L6805(line 6805) no Hoare annotation was computed. [2023-11-23 09:04:00,789 INFO L895 garLoopResultBuilder]: At program point L8465(line 8465) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) [2023-11-23 09:04:00,789 INFO L899 garLoopResultBuilder]: For program point L8465-1(line 8465) no Hoare annotation was computed. [2023-11-23 09:04:00,790 INFO L895 garLoopResultBuilder]: At program point L8515(line 8515) the Hoare annotation is: false [2023-11-23 09:04:00,790 INFO L895 garLoopResultBuilder]: At program point L8482(line 8482) the Hoare annotation is: false [2023-11-23 09:04:00,790 INFO L899 garLoopResultBuilder]: For program point L8515-1(line 8515) no Hoare annotation was computed. [2023-11-23 09:04:00,790 INFO L895 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2023-11-23 09:04:00,790 INFO L895 garLoopResultBuilder]: At program point L8507(line 8507) the Hoare annotation is: false [2023-11-23 09:04:00,790 INFO L895 garLoopResultBuilder]: At program point L8507-1(line 8507) the Hoare annotation is: false [2023-11-23 09:04:00,790 INFO L899 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2023-11-23 09:04:00,791 INFO L899 garLoopResultBuilder]: For program point L8482-1(line 8482) no Hoare annotation was computed. [2023-11-23 09:04:00,791 INFO L895 garLoopResultBuilder]: At program point L8449(line 8449) the Hoare annotation is: false [2023-11-23 09:04:00,791 INFO L899 garLoopResultBuilder]: For program point L8449-1(line 8449) no Hoare annotation was computed. [2023-11-23 09:04:00,791 INFO L895 garLoopResultBuilder]: At program point L7186(line 7186) the Hoare annotation is: false [2023-11-23 09:04:00,791 INFO L899 garLoopResultBuilder]: For program point L8507-2(line 8507) no Hoare annotation was computed. [2023-11-23 09:04:00,791 INFO L895 garLoopResultBuilder]: At program point L6798(lines 6798 6799) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_priority_queue_s_swap_harness_~#queue~0#1.base|) [2023-11-23 09:04:00,791 INFO L899 garLoopResultBuilder]: For program point L7186-1(line 7186) no Hoare annotation was computed. [2023-11-23 09:04:00,792 INFO L899 garLoopResultBuilder]: For program point L6798-1(lines 6798 6799) no Hoare annotation was computed. [2023-11-23 09:04:00,792 INFO L895 garLoopResultBuilder]: At program point L8516(line 8516) the Hoare annotation is: false [2023-11-23 09:04:00,792 INFO L899 garLoopResultBuilder]: For program point L8516-1(line 8516) no Hoare annotation was computed. [2023-11-23 09:04:00,792 INFO L895 garLoopResultBuilder]: At program point L8450(line 8450) the Hoare annotation is: false [2023-11-23 09:04:00,792 INFO L899 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2023-11-23 09:04:00,792 INFO L895 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2023-11-23 09:04:00,792 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2023-11-23 09:04:00,793 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2023-11-23 09:04:00,793 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2023-11-23 09:04:00,793 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2023-11-23 09:04:00,793 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 222 224) the Hoare annotation is: true [2023-11-23 09:04:00,793 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2023-11-23 09:04:00,796 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-23 09:04:00,798 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 09:04:00,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:04:00 BoogieIcfgContainer [2023-11-23 09:04:00,807 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 09:04:00,808 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 09:04:00,808 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 09:04:00,808 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 09:04:00,808 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:03:56" (3/4) ... [2023-11-23 09:04:00,810 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 09:04:00,813 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2023-11-23 09:04:00,813 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-11-23 09:04:00,813 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2023-11-23 09:04:00,813 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2023-11-23 09:04:00,814 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2023-11-23 09:04:00,814 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2023-11-23 09:04:00,814 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-11-23 09:04:00,814 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-23 09:04:00,814 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2023-11-23 09:04:00,814 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-11-23 09:04:00,814 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2023-11-23 09:04:00,814 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2023-11-23 09:04:00,814 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2023-11-23 09:04:00,814 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_backpointer_index_valid [2023-11-23 09:04:00,814 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2023-11-23 09:04:00,814 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-23 09:04:00,827 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 158 nodes and edges [2023-11-23 09:04:00,829 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 70 nodes and edges [2023-11-23 09:04:00,830 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2023-11-23 09:04:00,831 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-23 09:04:00,832 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-23 09:04:00,833 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-23 09:04:00,834 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-23 09:04:00,835 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 09:04:01,232 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-11-23 09:04:01,233 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2023-11-23 09:04:01,233 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 09:04:01,234 INFO L158 Benchmark]: Toolchain (without parser) took 7781.56ms. Allocated memory was 132.1MB in the beginning and 450.9MB in the end (delta: 318.8MB). Free memory was 66.5MB in the beginning and 277.0MB in the end (delta: -210.5MB). Peak memory consumption was 178.4MB. Max. memory is 16.1GB. [2023-11-23 09:04:01,234 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 132.1MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 09:04:01,235 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1948.42ms. Allocated memory was 132.1MB in the beginning and 306.2MB in the end (delta: 174.1MB). Free memory was 66.4MB in the beginning and 251.7MB in the end (delta: -185.3MB). Peak memory consumption was 86.3MB. Max. memory is 16.1GB. [2023-11-23 09:04:01,235 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.16ms. Allocated memory is still 306.2MB. Free memory was 251.7MB in the beginning and 241.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 09:04:01,236 INFO L158 Benchmark]: Boogie Preprocessor took 101.87ms. Allocated memory is still 306.2MB. Free memory was 241.2MB in the beginning and 233.8MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 09:04:01,236 INFO L158 Benchmark]: RCFGBuilder took 1286.83ms. Allocated memory is still 306.2MB. Free memory was 233.8MB in the beginning and 217.6MB in the end (delta: 16.3MB). Peak memory consumption was 107.5MB. Max. memory is 16.1GB. [2023-11-23 09:04:01,236 INFO L158 Benchmark]: TraceAbstraction took 3891.20ms. Allocated memory is still 306.2MB. Free memory was 217.6MB in the beginning and 108.0MB in the end (delta: 109.5MB). Peak memory consumption was 108.5MB. Max. memory is 16.1GB. [2023-11-23 09:04:01,237 INFO L158 Benchmark]: Witness Printer took 425.54ms. Allocated memory was 306.2MB in the beginning and 450.9MB in the end (delta: 144.7MB). Free memory was 108.0MB in the beginning and 277.0MB in the end (delta: -169.0MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2023-11-23 09:04:01,239 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 132.1MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1948.42ms. Allocated memory was 132.1MB in the beginning and 306.2MB in the end (delta: 174.1MB). Free memory was 66.4MB in the beginning and 251.7MB in the end (delta: -185.3MB). Peak memory consumption was 86.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.16ms. Allocated memory is still 306.2MB. Free memory was 251.7MB in the beginning and 241.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.87ms. Allocated memory is still 306.2MB. Free memory was 241.2MB in the beginning and 233.8MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1286.83ms. Allocated memory is still 306.2MB. Free memory was 233.8MB in the beginning and 217.6MB in the end (delta: 16.3MB). Peak memory consumption was 107.5MB. Max. memory is 16.1GB. * TraceAbstraction took 3891.20ms. Allocated memory is still 306.2MB. Free memory was 217.6MB in the beginning and 108.0MB in the end (delta: 109.5MB). Peak memory consumption was 108.5MB. Max. memory is 16.1GB. * Witness Printer took 425.54ms. Allocated memory was 306.2MB in the beginning and 450.9MB in the end (delta: 144.7MB). Free memory was 108.0MB in the beginning and 277.0MB in the end (delta: -169.0MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 7770]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7770-7781] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 17 procedures, 179 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 3, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 44 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 44 mSDsluCounter, 1612 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1074 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 195 IncrementalHoareTripleChecker+Invalid, 200 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 538 mSDtfsCounter, 195 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 277 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=179occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 266 PreInvPairs, 276 NumberOfFragments, 98 HoareAnnotationTreeSize, 266 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 66 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 368 NumberOfCodeBlocks, 368 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 275 ConstructedInterpolants, 0 QuantifiedInterpolants, 327 SizeOfPredicates, 3 NumberOfNonLiveVariables, 6767 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 303/303 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2337]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-23 09:04:01,298 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE