./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/bin/uautomizer-verify-4GaUIPS5ZU --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 36677182f518398f01d85d4519b98c485dfbc69288769baae64c1b35fbac01e2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:05:03,620 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:05:03,694 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:05:03,699 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:05:03,699 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:05:03,723 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:05:03,723 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:05:03,724 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:05:03,725 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:05:03,725 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:05:03,725 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:05:03,726 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:05:03,726 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:05:03,727 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:05:03,727 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:05:03,728 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:05:03,728 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:05:03,728 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:05:03,729 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:05:03,729 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:05:03,730 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:05:03,734 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:05:03,734 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:05:03,734 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:05:03,735 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:05:03,735 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:05:03,735 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:05:03,735 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:05:03,736 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:05:03,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:05:03,736 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:05:03,737 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:05:03,737 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:05:03,737 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:05:03,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:05:03,739 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:05:03,739 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:05:03,740 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:05:03,740 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:05:03,740 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36677182f518398f01d85d4519b98c485dfbc69288769baae64c1b35fbac01e2 [2024-10-31 22:05:04,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:05:04,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:05:04,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:05:04,058 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:05:04,058 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:05:04,060 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i Unable to find full path for "g++" [2024-10-31 22:05:06,083 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:05:06,636 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:05:06,637 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i [2024-10-31 22:05:06,686 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/bin/uautomizer-verify-4GaUIPS5ZU/data/442823ceb/a0f33c0f74644dd4b721a940e7957cad/FLAGa46ae6a04 [2024-10-31 22:05:07,159 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/bin/uautomizer-verify-4GaUIPS5ZU/data/442823ceb/a0f33c0f74644dd4b721a940e7957cad [2024-10-31 22:05:07,165 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:05:07,167 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:05:07,168 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:05:07,168 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:05:07,175 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:05:07,176 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:05:07" (1/1) ... [2024-10-31 22:05:07,179 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29d250ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:07, skipping insertion in model container [2024-10-31 22:05:07,180 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:05:07" (1/1) ... [2024-10-31 22:05:07,311 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:05:07,646 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i[4499,4512] [2024-10-31 22:05:07,656 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i[4559,4572] [2024-10-31 22:05:08,671 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:08,672 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:08,673 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:08,674 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:08,676 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:08,730 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:08,731 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:08,737 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:08,738 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:08,741 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:08,742 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:08,750 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:08,751 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,580 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,592 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,665 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,666 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,666 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,666 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,667 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,667 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,668 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,668 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,669 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,669 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,669 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,670 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,670 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,673 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,674 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,674 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,674 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,678 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,678 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,685 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,686 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,686 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,699 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,699 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,700 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:05:09,743 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:05:09,757 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i[4499,4512] [2024-10-31 22:05:09,758 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i[4559,4572] [2024-10-31 22:05:09,802 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,802 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,803 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,803 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,804 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,810 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,811 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,812 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,812 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,813 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,814 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,814 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,815 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,912 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,921 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,964 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7771-7782] [2024-10-31 22:05:09,987 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,987 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,987 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,988 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,988 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,988 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,989 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,989 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,990 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,990 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,990 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,990 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,991 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,991 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,992 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,992 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,992 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,995 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:09,995 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:10,001 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:10,001 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:10,002 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:10,008 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:10,008 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:10,008 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:05:10,011 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:05:10,257 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:05:10,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:10 WrapperNode [2024-10-31 22:05:10,258 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:05:10,259 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:05:10,259 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:05:10,260 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:05:10,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:10" (1/1) ... [2024-10-31 22:05:10,372 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:10" (1/1) ... [2024-10-31 22:05:10,472 INFO L138 Inliner]: procedures = 686, calls = 1933, calls flagged for inlining = 59, calls inlined = 15, statements flattened = 1090 [2024-10-31 22:05:10,472 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:05:10,473 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:05:10,473 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:05:10,473 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:05:10,486 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:10" (1/1) ... [2024-10-31 22:05:10,487 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:10" (1/1) ... [2024-10-31 22:05:10,504 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:10" (1/1) ... [2024-10-31 22:05:10,639 INFO L175 MemorySlicer]: Split 396 memory accesses to 6 slices as follows [2, 13, 3, 97, 17, 264]. 67 percent of accesses are in the largest equivalence class. The 30 initializations are split as follows [2, 11, 1, 0, 4, 12]. The 262 writes are split as follows [0, 0, 1, 18, 3, 240]. [2024-10-31 22:05:10,640 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:10" (1/1) ... [2024-10-31 22:05:10,642 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:10" (1/1) ... [2024-10-31 22:05:10,703 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:10" (1/1) ... [2024-10-31 22:05:10,738 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:10" (1/1) ... [2024-10-31 22:05:10,765 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:10" (1/1) ... [2024-10-31 22:05:10,781 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:10" (1/1) ... [2024-10-31 22:05:10,801 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:05:10,802 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:05:10,802 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:05:10,802 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:05:10,805 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:10" (1/1) ... [2024-10-31 22:05:10,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:05:10,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:05:10,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:05:10,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d0bc09a-8551-4d1e-afaf-fd037eefdeef/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:05:10,877 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-10-31 22:05:10,877 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-10-31 22:05:10,878 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-10-31 22:05:10,878 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-10-31 22:05:10,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:05:10,878 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-10-31 22:05:10,879 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-10-31 22:05:10,879 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-10-31 22:05:10,879 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-10-31 22:05:10,879 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 22:05:10,879 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 22:05:10,880 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-10-31 22:05:10,880 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-10-31 22:05:10,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:05:10,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:05:10,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:05:10,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:05:10,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:05:10,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 22:05:10,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:05:10,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:05:10,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:05:10,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:05:10,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:05:10,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:05:10,883 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-10-31 22:05:10,883 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-10-31 22:05:10,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:05:10,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:05:10,884 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_node [2024-10-31 22:05:10,884 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_node [2024-10-31 22:05:10,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:05:10,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:05:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:05:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:05:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:05:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:05:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:05:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:05:10,885 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-10-31 22:05:10,886 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-10-31 22:05:10,886 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-10-31 22:05:10,886 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-10-31 22:05:10,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:05:10,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:05:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 22:05:10,887 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 22:05:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-10-31 22:05:10,887 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-10-31 22:05:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-10-31 22:05:10,887 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-10-31 22:05:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:05:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:05:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:05:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:05:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:05:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 22:05:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-10-31 22:05:10,889 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-10-31 22:05:10,889 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-10-31 22:05:10,889 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-10-31 22:05:10,889 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-10-31 22:05:10,889 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-10-31 22:05:10,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-31 22:05:10,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-31 22:05:10,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-31 22:05:10,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-31 22:05:10,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-31 22:05:10,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-31 22:05:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-31 22:05:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-31 22:05:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-31 22:05:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-31 22:05:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-31 22:05:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-31 22:05:10,895 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:05:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:05:10,895 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-10-31 22:05:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-10-31 22:05:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2024-10-31 22:05:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2024-10-31 22:05:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:05:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:05:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:05:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:05:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:05:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:05:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 22:05:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:05:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:05:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:05:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:05:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:05:10,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:05:10,898 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-10-31 22:05:10,899 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-10-31 22:05:10,899 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-31 22:05:10,899 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-31 22:05:10,899 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-10-31 22:05:10,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-10-31 22:05:10,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:05:10,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:05:10,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:05:10,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:05:10,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:05:10,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:05:10,900 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-10-31 22:05:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-10-31 22:05:10,901 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-10-31 22:05:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-10-31 22:05:10,901 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-31 22:05:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-31 22:05:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:05:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:05:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:05:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:05:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:05:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:05:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2024-10-31 22:05:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2024-10-31 22:05:11,385 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:05:11,388 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:05:18,286 INFO L? ?]: Removed 267 outVars from TransFormulas that were not future-live. [2024-10-31 22:05:18,286 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:05:18,319 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:05:18,319 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-10-31 22:05:18,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:05:18 BoogieIcfgContainer [2024-10-31 22:05:18,325 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:05:18,327 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:05:18,327 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:05:18,330 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:05:18,331 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:05:07" (1/3) ... [2024-10-31 22:05:18,331 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46ea671f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:05:18, skipping insertion in model container [2024-10-31 22:05:18,331 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:05:10" (2/3) ... [2024-10-31 22:05:18,332 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46ea671f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:05:18, skipping insertion in model container [2024-10-31 22:05:18,332 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:05:18" (3/3) ... [2024-10-31 22:05:18,335 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_remove_harness.i [2024-10-31 22:05:18,357 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:05:18,357 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-31 22:05:18,467 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:05:18,477 INFO L333 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, 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;@1ef0015c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:05:18,478 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-31 22:05:18,486 INFO L276 IsEmpty]: Start isEmpty. Operand has 469 states, 272 states have (on average 1.2536764705882353) internal successors, (341), 277 states have internal predecessors, (341), 166 states have call successors, (166), 28 states have call predecessors, (166), 28 states have return successors, (166), 166 states have call predecessors, (166), 166 states have call successors, (166) [2024-10-31 22:05:18,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-10-31 22:05:18,508 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:05:18,509 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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] [2024-10-31 22:05:18,509 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:05:18,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:05:18,516 INFO L85 PathProgramCache]: Analyzing trace with hash 243777549, now seen corresponding path program 1 times [2024-10-31 22:05:18,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:05:18,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867617105] [2024-10-31 22:05:18,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:05:18,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:05:27,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:05:28,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-31 22:05:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-31 22:05:28,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-31 22:05:28,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-31 22:05:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 22:05:28,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 22:05:28,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-31 22:05:28,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 22:05:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-31 22:05:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-31 22:05:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-31 22:05:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-31 22:05:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-31 22:05:28,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-31 22:05:28,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-31 22:05:28,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-31 22:05:28,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-31 22:05:28,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-31 22:05:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-31 22:05:28,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-31 22:05:28,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-10-31 22:05:28,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-31 22:05:28,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-31 22:05:28,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-31 22:05:28,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:28,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-31 22:05:28,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:29,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-31 22:05:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:29,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-31 22:05:29,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:05:29,104 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2024-10-31 22:05:29,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:05:29,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867617105] [2024-10-31 22:05:29,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867617105] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:05:29,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:05:29,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-31 22:05:29,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591199727] [2024-10-31 22:05:29,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:05:29,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 22:05:29,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:05:29,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 22:05:29,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-31 22:05:29,166 INFO L87 Difference]: Start difference. First operand has 469 states, 272 states have (on average 1.2536764705882353) internal successors, (341), 277 states have internal predecessors, (341), 166 states have call successors, (166), 28 states have call predecessors, (166), 28 states have return successors, (166), 166 states have call predecessors, (166), 166 states have call successors, (166) Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (26), 6 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-10-31 22:05:33,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-31 22:05:37,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers []