./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_17-arrayloop_nr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/config/GemCutterMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_17-arrayloop_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b29c7049a333b10d890b8afae901738020ed1f084c2a7d471b316f0abdba3430 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 12:24:15,654 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 12:24:15,727 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf [2024-11-13 12:24:15,732 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 12:24:15,732 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 12:24:15,752 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 12:24:15,752 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 12:24:15,753 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 12:24:15,753 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 12:24:15,753 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 12:24:15,754 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 12:24:15,754 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 12:24:15,754 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 12:24:15,754 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 12:24:15,754 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 12:24:15,754 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 12:24:15,755 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 12:24:15,755 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 12:24:15,755 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 12:24:15,755 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 12:24:15,755 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 12:24:15,755 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 12:24:15,755 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 12:24:15,756 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 12:24:15,756 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 12:24:15,756 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 12:24:15,756 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 12:24:15,756 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 12:24:15,756 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 12:24:15,756 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 12:24:15,756 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 12:24:15,757 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 12:24:15,757 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 12:24:15,757 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 12:24:15,757 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 12:24:15,757 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 12:24:15,757 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 12:24:15,757 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-13 12:24:15,758 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-13 12:24:15,758 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-13 12:24:15,758 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-13 12:24:15,758 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b29c7049a333b10d890b8afae901738020ed1f084c2a7d471b316f0abdba3430 [2024-11-13 12:24:16,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 12:24:16,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 12:24:16,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 12:24:16,055 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 12:24:16,055 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 12:24:16,056 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/../../sv-benchmarks/c/goblint-regression/09-regions_17-arrayloop_nr.i Unable to find full path for "g++" [2024-11-13 12:24:17,955 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 12:24:18,313 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 12:24:18,314 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/sv-benchmarks/c/goblint-regression/09-regions_17-arrayloop_nr.i [2024-11-13 12:24:18,339 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/data/cd152d753/6bc20598debd43c8904264fb924601aa/FLAG65f99faa6 [2024-11-13 12:24:18,362 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/data/cd152d753/6bc20598debd43c8904264fb924601aa [2024-11-13 12:24:18,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 12:24:18,366 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 12:24:18,370 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 12:24:18,370 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 12:24:18,375 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 12:24:18,376 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:24:18" (1/1) ... [2024-11-13 12:24:18,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37eab7aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:24:18, skipping insertion in model container [2024-11-13 12:24:18,379 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:24:18" (1/1) ... [2024-11-13 12:24:18,443 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 12:24:19,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:24:19,061 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 12:24:19,129 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:24:19,229 INFO L204 MainTranslator]: Completed translation [2024-11-13 12:24:19,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:24:19 WrapperNode [2024-11-13 12:24:19,230 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 12:24:19,231 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 12:24:19,232 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 12:24:19,232 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 12:24:19,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:24:19" (1/1) ... [2024-11-13 12:24:19,258 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:24:19" (1/1) ... [2024-11-13 12:24:19,287 INFO L138 Inliner]: procedures = 370, calls = 116, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 207 [2024-11-13 12:24:19,287 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 12:24:19,288 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 12:24:19,288 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 12:24:19,288 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 12:24:19,301 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:24:19" (1/1) ... [2024-11-13 12:24:19,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:24:19" (1/1) ... [2024-11-13 12:24:19,306 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:24:19" (1/1) ... [2024-11-13 12:24:19,306 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:24:19" (1/1) ... [2024-11-13 12:24:19,318 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:24:19" (1/1) ... [2024-11-13 12:24:19,325 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:24:19" (1/1) ... [2024-11-13 12:24:19,330 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:24:19" (1/1) ... [2024-11-13 12:24:19,331 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:24:19" (1/1) ... [2024-11-13 12:24:19,337 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 12:24:19,338 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 12:24:19,338 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 12:24:19,338 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 12:24:19,339 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:24:19" (1/1) ... [2024-11-13 12:24:19,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 12:24:19,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:24:19,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 12:24:19,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 12:24:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 12:24:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 12:24:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-13 12:24:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 12:24:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 12:24:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-13 12:24:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 12:24:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 12:24:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 12:24:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-13 12:24:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-13 12:24:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 12:24:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 12:24:19,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 12:24:19,406 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 12:24:19,608 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 12:24:19,610 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 12:24:20,258 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 12:24:20,258 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 12:24:21,037 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 12:24:21,037 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 12:24:21,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:24:21 BoogieIcfgContainer [2024-11-13 12:24:21,039 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 12:24:21,041 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 12:24:21,041 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 12:24:21,047 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 12:24:21,047 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 12:24:18" (1/3) ... [2024-11-13 12:24:21,048 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ba66b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:24:21, skipping insertion in model container [2024-11-13 12:24:21,048 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:24:19" (2/3) ... [2024-11-13 12:24:21,049 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ba66b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:24:21, skipping insertion in model container [2024-11-13 12:24:21,049 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:24:21" (3/3) ... [2024-11-13 12:24:21,050 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_17-arrayloop_nr.i [2024-11-13 12:24:21,070 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 12:24:21,072 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 09-regions_17-arrayloop_nr.i that has 2 procedures, 73 locations, 1 initial locations, 3 loop locations, and 37 error locations. [2024-11-13 12:24:21,074 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 12:24:21,176 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-13 12:24:21,234 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:24:21,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-13 12:24:21,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:24:21,238 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-13 12:24:21,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-13 12:24:21,285 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-13 12:24:21,297 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2024-11-13 12:24:21,307 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=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@33425eea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:24:21,309 INFO L334 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2024-11-13 12:24:21,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-13 12:24:21,679 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-13 12:24:21,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-13 12:24:21,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-13 12:24:21,775 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-13 12:24:21,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-13 12:24:21,794 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2024-11-13 12:24:21,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:24:21,798 INFO L85 PathProgramCache]: Analyzing trace with hash 1906492311, now seen corresponding path program 1 times [2024-11-13 12:24:21,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:24:21,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683893299] [2024-11-13 12:24:21,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:24:21,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:24:21,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:24:22,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:24:22,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:24:22,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683893299] [2024-11-13 12:24:22,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683893299] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:24:22,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:24:22,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:24:22,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30774533] [2024-11-13 12:24:22,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:24:22,255 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:24:22,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:24:22,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:24:22,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:24:22,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:24:22,285 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:24:22,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 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) [2024-11-13 12:24:22,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:24:22,412 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-13 12:24:22,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-13 12:24:22,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-13 12:24:22,482 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-13 12:24:22,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:22,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 12:24:22,493 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2024-11-13 12:24:22,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:24:22,495 INFO L85 PathProgramCache]: Analyzing trace with hash -2029116641, now seen corresponding path program 1 times [2024-11-13 12:24:22,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:24:22,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822709198] [2024-11-13 12:24:22,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:24:22,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:24:22,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:24:22,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:24:22,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:24:22,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822709198] [2024-11-13 12:24:22,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822709198] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:24:22,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [467214823] [2024-11-13 12:24:22,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:24:22,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:24:22,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:24:22,775 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:24:22,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-13 12:24:22,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:24:22,995 INFO L255 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 12:24:23,000 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:24:23,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 12:24:23,020 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:24:23,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [467214823] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:24:23,021 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 12:24:23,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 5 [2024-11-13 12:24:23,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515861505] [2024-11-13 12:24:23,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:24:23,023 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:24:23,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:24:23,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:24:23,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-13 12:24:23,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:24:23,025 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:24:23,025 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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) [2024-11-13 12:24:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:24:23,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:23,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:23,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-13 12:24:23,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:24:23,669 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2024-11-13 12:24:23,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:24:23,670 INFO L85 PathProgramCache]: Analyzing trace with hash -2029116640, now seen corresponding path program 1 times [2024-11-13 12:24:23,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:24:23,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708249105] [2024-11-13 12:24:23,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:24:23,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:24:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:24:23,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:24:23,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:24:23,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708249105] [2024-11-13 12:24:23,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708249105] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:24:23,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2037390378] [2024-11-13 12:24:23,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:24:23,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:24:23,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:24:23,899 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:24:23,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-13 12:24:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:24:24,089 INFO L255 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 12:24:24,090 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:24:24,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:24:24,107 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:24:24,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:24:24,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2037390378] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:24:24,132 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 12:24:24,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-11-13 12:24:24,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161688000] [2024-11-13 12:24:24,132 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 12:24:24,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 12:24:24,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:24:24,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 12:24:24,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-13 12:24:24,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:24:24,134 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:24:24,134 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.4285714285714284) internal successors, (24), 6 states have internal predecessors, (24), 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) [2024-11-13 12:24:24,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:24,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:24,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:24:24,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:24,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:24,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:24:24,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-13 12:24:24,411 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:24:24,411 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2024-11-13 12:24:24,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:24:24,412 INFO L85 PathProgramCache]: Analyzing trace with hash 1997941176, now seen corresponding path program 2 times [2024-11-13 12:24:24,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:24:24,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421904486] [2024-11-13 12:24:24,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:24:24,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:24:24,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:24:24,815 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:24:24,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:24:24,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421904486] [2024-11-13 12:24:24,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421904486] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:24:24,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [548942331] [2024-11-13 12:24:24,815 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-13 12:24:24,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:24:24,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:24:24,817 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:24:24,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-13 12:24:25,015 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-13 12:24:25,015 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 12:24:25,017 INFO L255 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 12:24:25,019 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:24:25,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-13 12:24:25,058 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 12:24:25,059 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:24:25,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [548942331] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:24:25,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 12:24:25,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 8 [2024-11-13 12:24:25,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509458782] [2024-11-13 12:24:25,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:24:25,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:24:25,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:24:25,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:24:25,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-13 12:24:25,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:24:25,061 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:24:25,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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) [2024-11-13 12:24:25,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:25,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:25,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:24:25,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:24:25,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:25,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:25,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:24:25,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:25,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-13 12:24:25,709 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2024-11-13 12:24:25,710 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2024-11-13 12:24:25,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:24:25,710 INFO L85 PathProgramCache]: Analyzing trace with hash 1806634927, now seen corresponding path program 1 times [2024-11-13 12:24:25,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:24:25,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628828317] [2024-11-13 12:24:25,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:24:25,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:24:25,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:24:25,974 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:24:25,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:24:25,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628828317] [2024-11-13 12:24:25,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628828317] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:24:25,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1041572221] [2024-11-13 12:24:25,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:24:25,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:24:25,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:24:25,977 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:24:25,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-13 12:24:26,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:24:26,243 INFO L255 TraceCheckSpWp]: Trace formula consists of 647 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 12:24:26,244 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:24:26,288 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:24:26,289 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:24:26,390 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:24:26,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1041572221] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:24:26,390 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 12:24:26,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2024-11-13 12:24:26,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105271438] [2024-11-13 12:24:26,391 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 12:24:26,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-13 12:24:26,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:24:26,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-13 12:24:26,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-11-13 12:24:26,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:24:26,394 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:24:26,395 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 12 states have internal predecessors, (49), 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) [2024-11-13 12:24:26,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:26,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:26,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:24:26,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:26,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:24:26,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:26,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:26,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:24:26,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:26,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-13 12:24:26,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-13 12:24:26,736 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:24:26,737 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2024-11-13 12:24:26,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:24:26,737 INFO L85 PathProgramCache]: Analyzing trace with hash -251358081, now seen corresponding path program 2 times [2024-11-13 12:24:26,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:24:26,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117998299] [2024-11-13 12:24:26,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:24:26,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:24:26,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:24:27,183 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-13 12:24:27,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:24:27,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117998299] [2024-11-13 12:24:27,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117998299] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:24:27,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:24:27,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 12:24:27,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038163682] [2024-11-13 12:24:27,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:24:27,185 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 12:24:27,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:24:27,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 12:24:27,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-13 12:24:27,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:24:27,186 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:24:27,188 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 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) [2024-11-13 12:24:27,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:27,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:27,188 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:24:27,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:27,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-13 12:24:27,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:24:27,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:27,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:27,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:24:27,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:27,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-13 12:24:27,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:27,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-13 12:24:27,347 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2024-11-13 12:24:27,348 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:24:27,348 INFO L85 PathProgramCache]: Analyzing trace with hash -251358080, now seen corresponding path program 1 times [2024-11-13 12:24:27,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:24:27,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943717039] [2024-11-13 12:24:27,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:24:27,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:24:27,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:24:28,662 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 144 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:24:28,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:24:28,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943717039] [2024-11-13 12:24:28,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943717039] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:24:28,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1573190049] [2024-11-13 12:24:28,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:24:28,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:24:28,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:24:28,664 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:24:28,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-13 12:24:29,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:24:29,064 INFO L255 TraceCheckSpWp]: Trace formula consists of 1121 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 12:24:29,087 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:24:29,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 12:24:29,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-13 12:24:29,359 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-13 12:24:29,359 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-11-13 12:24:29,378 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 180 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:24:29,378 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:24:29,701 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 48 [2024-11-13 12:24:29,723 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 12:24:29,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 46 treesize of output 64 [2024-11-13 12:24:30,198 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 180 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:24:30,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1573190049] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:24:30,200 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 12:24:30,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 26 [2024-11-13 12:24:30,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084197736] [2024-11-13 12:24:30,200 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 12:24:30,201 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-13 12:24:30,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:24:30,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-13 12:24:30,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=241, Invalid=515, Unknown=0, NotChecked=0, Total=756 [2024-11-13 12:24:30,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:24:30,204 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:24:30,205 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 3.7777777777777777) internal successors, (102), 27 states have internal predecessors, (102), 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) [2024-11-13 12:24:30,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:30,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:30,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:24:30,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:30,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-13 12:24:30,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:30,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:24:31,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:31,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:31,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:24:31,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:31,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-13 12:24:31,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:24:31,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-13 12:24:31,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-13 12:24:31,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:24:31,374 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2024-11-13 12:24:31,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:24:31,375 INFO L85 PathProgramCache]: Analyzing trace with hash 797834730, now seen corresponding path program 1 times [2024-11-13 12:24:31,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:24:31,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082740856] [2024-11-13 12:24:31,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:24:31,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:24:31,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:24:39,560 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 29 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:24:39,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:24:39,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082740856] [2024-11-13 12:24:39,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082740856] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:24:39,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [81935879] [2024-11-13 12:24:39,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:24:39,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:24:39,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:24:39,563 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:24:39,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-13 12:24:39,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:24:39,953 INFO L255 TraceCheckSpWp]: Trace formula consists of 1145 conjuncts, 141 conjuncts are in the unsatisfiable core [2024-11-13 12:24:39,969 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:24:40,024 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-13 12:24:40,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 12:24:40,269 INFO L349 Elim1Store]: treesize reduction 64, result has 29.7 percent of original size [2024-11-13 12:24:40,269 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 28 treesize of output 36 [2024-11-13 12:24:40,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2024-11-13 12:24:40,400 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2024-11-13 12:24:40,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 12:24:40,427 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-13 12:24:40,541 INFO L349 Elim1Store]: treesize reduction 60, result has 31.0 percent of original size [2024-11-13 12:24:40,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 26 treesize of output 41 [2024-11-13 12:24:40,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2024-11-13 12:24:40,684 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2024-11-13 12:24:40,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 12:24:40,823 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 17 [2024-11-13 12:24:40,985 INFO L349 Elim1Store]: treesize reduction 78, result has 31.6 percent of original size [2024-11-13 12:24:40,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 31 treesize of output 53 [2024-11-13 12:24:41,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2024-11-13 12:24:41,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2024-11-13 12:24:41,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 12:24:41,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 21 [2024-11-13 12:24:41,568 INFO L349 Elim1Store]: treesize reduction 96, result has 31.9 percent of original size [2024-11-13 12:24:41,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 36 treesize of output 65 [2024-11-13 12:24:41,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 31 [2024-11-13 12:24:41,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 31 [2024-11-13 12:24:41,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 12:24:41,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 25 [2024-11-13 12:24:42,280 INFO L349 Elim1Store]: treesize reduction 114, result has 32.1 percent of original size [2024-11-13 12:24:42,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 41 treesize of output 77 [2024-11-13 12:24:42,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 37 [2024-11-13 12:24:42,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 37 [2024-11-13 12:24:42,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 12:24:42,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 29 [2024-11-13 12:24:43,417 INFO L349 Elim1Store]: treesize reduction 132, result has 32.3 percent of original size [2024-11-13 12:24:43,417 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 13 case distinctions, treesize of input 46 treesize of output 89 [2024-11-13 12:24:43,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 43 [2024-11-13 12:24:43,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 43 [2024-11-13 12:24:44,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 12:24:44,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 33 [2024-11-13 12:24:44,898 INFO L349 Elim1Store]: treesize reduction 150, result has 32.4 percent of original size [2024-11-13 12:24:44,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 20 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 51 treesize of output 101 [2024-11-13 12:24:45,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 49 [2024-11-13 12:24:45,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 49 [2024-11-13 12:24:46,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 12:24:46,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 37 [2024-11-13 12:24:47,726 INFO L349 Elim1Store]: treesize reduction 168, result has 32.5 percent of original size [2024-11-13 12:24:47,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 27 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 17 case distinctions, treesize of input 56 treesize of output 113 [2024-11-13 12:24:49,323 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 55 [2024-11-13 12:24:49,583 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 55 [2024-11-13 12:24:57,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 12:24:57,190 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 41 [2024-11-13 12:24:59,754 INFO L349 Elim1Store]: treesize reduction 186, result has 32.6 percent of original size [2024-11-13 12:24:59,754 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 35 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 19 case distinctions, treesize of input 61 treesize of output 125 [2024-11-13 12:25:10,793 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 61 [2024-11-13 12:25:11,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 8 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 61 [2024-11-13 12:25:29,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 12:25:29,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 45 [2024-11-13 12:26:16,974 INFO L349 Elim1Store]: treesize reduction 204, result has 32.7 percent of original size [2024-11-13 12:26:16,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 44 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 21 case distinctions, treesize of input 66 treesize of output 137 [2024-11-13 12:26:24,880 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 67 [2024-11-13 12:26:25,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 67 [2024-11-13 12:26:39,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 45 [2024-11-13 12:26:40,699 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 143 proven. 46 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:26:40,699 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:28:55,478 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:28:55,479 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:28:55,480 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:28:55,481 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:28:55,484 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:28:55,487 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:28:55,492 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:28:55,498 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:28:55,504 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:28:55,510 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:28:55,545 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 12:28:55,545 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 117 treesize of output 118 [2024-11-13 12:28:55,563 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:28:55,573 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 111 [2024-11-13 12:28:56,555 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 12:28:56,575 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 755040256 treesize of output 754974722 [2024-11-13 12:29:44,044 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-13 12:29:44,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 101 [2024-11-13 12:29:44,045 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2024-11-13 12:29:44,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-13 12:29:44,246 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:29:44,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-13 12:29:44,259 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.checkSat(ManagedScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:85) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:912) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:786) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:374) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:323) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:553) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:416) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:395) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:267) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:324) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:180) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:159) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:315) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:239) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:168) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 46 more [2024-11-13 12:29:44,264 INFO L158 Benchmark]: Toolchain (without parser) took 325897.98ms. Allocated memory was 117.4MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 90.9MB in the beginning and 636.5MB in the end (delta: -545.6MB). Peak memory consumption was 806.4MB. Max. memory is 16.1GB. [2024-11-13 12:29:44,265 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:29:44,265 INFO L158 Benchmark]: CACSL2BoogieTranslator took 860.80ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 50.4MB in the end (delta: 40.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 12:29:44,265 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.31ms. Allocated memory is still 117.4MB. Free memory was 50.4MB in the beginning and 47.3MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 12:29:44,265 INFO L158 Benchmark]: Boogie Preprocessor took 49.52ms. Allocated memory is still 117.4MB. Free memory was 47.3MB in the beginning and 45.2MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 12:29:44,266 INFO L158 Benchmark]: RCFGBuilder took 1701.40ms. Allocated memory is still 117.4MB. Free memory was 45.0MB in the beginning and 36.2MB in the end (delta: 8.8MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2024-11-13 12:29:44,266 INFO L158 Benchmark]: TraceAbstraction took 323222.45ms. Allocated memory was 117.4MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 35.3MB in the beginning and 636.5MB in the end (delta: -601.2MB). Peak memory consumption was 745.7MB. Max. memory is 16.1GB. [2024-11-13 12:29:44,267 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 860.80ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 50.4MB in the end (delta: 40.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.31ms. Allocated memory is still 117.4MB. Free memory was 50.4MB in the beginning and 47.3MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.52ms. Allocated memory is still 117.4MB. Free memory was 47.3MB in the beginning and 45.2MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1701.40ms. Allocated memory is still 117.4MB. Free memory was 45.0MB in the beginning and 36.2MB in the end (delta: 8.8MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. * TraceAbstraction took 323222.45ms. Allocated memory was 117.4MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 35.3MB in the beginning and 636.5MB in the end (delta: -601.2MB). Peak memory consumption was 745.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/config/GemCutterMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_17-arrayloop_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b29c7049a333b10d890b8afae901738020ed1f084c2a7d471b316f0abdba3430 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 12:29:46,608 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 12:29:46,733 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf [2024-11-13 12:29:46,744 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 12:29:46,744 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 12:29:46,776 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 12:29:46,776 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 12:29:46,776 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 12:29:46,777 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 12:29:46,777 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 12:29:46,777 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 12:29:46,777 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 12:29:46,777 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 12:29:46,777 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 12:29:46,777 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 12:29:46,778 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 12:29:46,778 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 12:29:46,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 12:29:46,778 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 12:29:46,780 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 12:29:46,781 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 12:29:46,781 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 12:29:46,781 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 12:29:46,781 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 12:29:46,781 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 12:29:46,781 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 12:29:46,781 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 12:29:46,781 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 12:29:46,781 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 12:29:46,781 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 12:29:46,781 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 12:29:46,782 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 12:29:46,782 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 12:29:46,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 12:29:46,782 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 12:29:46,782 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 12:29:46,782 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 12:29:46,782 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 12:29:46,782 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 12:29:46,782 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-13 12:29:46,782 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-13 12:29:46,782 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-13 12:29:46,782 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-13 12:29:46,783 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b29c7049a333b10d890b8afae901738020ed1f084c2a7d471b316f0abdba3430 [2024-11-13 12:29:47,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 12:29:47,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 12:29:47,134 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 12:29:47,136 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 12:29:47,136 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 12:29:47,137 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/../../sv-benchmarks/c/goblint-regression/09-regions_17-arrayloop_nr.i Unable to find full path for "g++" [2024-11-13 12:29:49,125 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 12:29:49,485 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 12:29:49,486 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/sv-benchmarks/c/goblint-regression/09-regions_17-arrayloop_nr.i [2024-11-13 12:29:49,505 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/data/0be0d06b8/e6e1eab6d9474148a10eaa2300d3f66f/FLAG4799e3245 [2024-11-13 12:29:49,719 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/data/0be0d06b8/e6e1eab6d9474148a10eaa2300d3f66f [2024-11-13 12:29:49,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 12:29:49,723 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 12:29:49,724 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 12:29:49,724 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 12:29:49,729 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 12:29:49,729 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:29:49" (1/1) ... [2024-11-13 12:29:49,730 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f9fa633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:29:49, skipping insertion in model container [2024-11-13 12:29:49,731 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:29:49" (1/1) ... [2024-11-13 12:29:49,786 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 12:29:50,337 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:29:50,378 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 12:29:50,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:29:50,624 INFO L204 MainTranslator]: Completed translation [2024-11-13 12:29:50,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:29:50 WrapperNode [2024-11-13 12:29:50,625 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 12:29:50,627 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 12:29:50,628 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 12:29:50,628 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 12:29:50,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:29:50" (1/1) ... [2024-11-13 12:29:50,663 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:29:50" (1/1) ... [2024-11-13 12:29:50,699 INFO L138 Inliner]: procedures = 374, calls = 116, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 208 [2024-11-13 12:29:50,700 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 12:29:50,701 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 12:29:50,701 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 12:29:50,701 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 12:29:50,715 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:29:50" (1/1) ... [2024-11-13 12:29:50,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:29:50" (1/1) ... [2024-11-13 12:29:50,723 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:29:50" (1/1) ... [2024-11-13 12:29:50,723 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:29:50" (1/1) ... [2024-11-13 12:29:50,754 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:29:50" (1/1) ... [2024-11-13 12:29:50,762 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:29:50" (1/1) ... [2024-11-13 12:29:50,767 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:29:50" (1/1) ... [2024-11-13 12:29:50,769 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:29:50" (1/1) ... [2024-11-13 12:29:50,777 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 12:29:50,780 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 12:29:50,780 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 12:29:50,781 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 12:29:50,782 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:29:50" (1/1) ... [2024-11-13 12:29:50,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 12:29:50,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:29:50,826 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 12:29:50,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 12:29:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 12:29:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 12:29:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 12:29:50,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 12:29:50,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-13 12:29:50,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-13 12:29:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-13 12:29:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-13 12:29:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 12:29:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 12:29:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 12:29:50,860 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-13 12:29:50,860 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-13 12:29:50,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 12:29:50,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 12:29:50,862 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 12:29:51,066 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 12:29:51,068 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 12:29:52,003 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 12:29:52,003 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 12:29:53,167 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 12:29:53,170 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 12:29:53,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:29:53 BoogieIcfgContainer [2024-11-13 12:29:53,171 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 12:29:53,173 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 12:29:53,174 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 12:29:53,181 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 12:29:53,181 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 12:29:49" (1/3) ... [2024-11-13 12:29:53,182 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f540d11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:29:53, skipping insertion in model container [2024-11-13 12:29:53,182 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:29:50" (2/3) ... [2024-11-13 12:29:53,182 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f540d11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:29:53, skipping insertion in model container [2024-11-13 12:29:53,182 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:29:53" (3/3) ... [2024-11-13 12:29:53,184 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_17-arrayloop_nr.i [2024-11-13 12:29:53,201 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 12:29:53,203 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 09-regions_17-arrayloop_nr.i that has 2 procedures, 73 locations, 1 initial locations, 3 loop locations, and 37 error locations. [2024-11-13 12:29:53,203 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 12:29:53,291 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-13 12:29:53,357 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:29:53,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-13 12:29:53,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:29:53,361 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-13 12:29:53,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-13 12:29:53,405 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-13 12:29:53,417 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2024-11-13 12:29:53,426 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=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@63093a07, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:29:53,426 INFO L334 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2024-11-13 12:29:53,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-13 12:29:53,881 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-13 12:29:53,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-13 12:29:54,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-13 12:29:54,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-13 12:29:54,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-11-13 12:29:54,113 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2024-11-13 12:29:54,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:29:54,118 INFO L85 PathProgramCache]: Analyzing trace with hash -683588967, now seen corresponding path program 1 times [2024-11-13 12:29:54,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:29:54,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [908894275] [2024-11-13 12:29:54,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:29:54,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:29:54,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:29:54,132 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:29:54,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-13 12:29:54,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:29:54,351 INFO L255 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 12:29:54,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:29:54,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:29:54,380 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:29:54,381 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 12:29:54,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [908894275] [2024-11-13 12:29:54,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [908894275] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:29:54,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:29:54,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:29:54,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026042920] [2024-11-13 12:29:54,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:29:54,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:29:54,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 12:29:54,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:29:54,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:29:54,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:29:54,418 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:29:54,420 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) [2024-11-13 12:29:54,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:29:55,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:55,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-13 12:29:55,221 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:29:55,222 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2024-11-13 12:29:55,223 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:29:55,223 INFO L85 PathProgramCache]: Analyzing trace with hash -683588966, now seen corresponding path program 1 times [2024-11-13 12:29:55,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:29:55,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [213149800] [2024-11-13 12:29:55,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:29:55,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:29:55,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:29:55,227 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:29:55,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-13 12:29:55,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:29:55,408 INFO L255 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 12:29:55,409 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:29:55,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:29:55,417 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:29:55,418 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 12:29:55,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [213149800] [2024-11-13 12:29:55,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [213149800] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:29:55,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:29:55,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:29:55,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941911098] [2024-11-13 12:29:55,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:29:55,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:29:55,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 12:29:55,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:29:55,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:29:55,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:29:55,422 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:29:55,423 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 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) [2024-11-13 12:29:55,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:55,423 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:29:55,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:55,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:55,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-13 12:29:56,039 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:29:56,040 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2024-11-13 12:29:56,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:29:56,041 INFO L85 PathProgramCache]: Analyzing trace with hash -344833630, now seen corresponding path program 1 times [2024-11-13 12:29:56,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:29:56,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1311399637] [2024-11-13 12:29:56,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:29:56,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:29:56,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:29:56,046 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:29:56,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-13 12:29:56,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:29:56,260 INFO L255 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 12:29:56,262 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:29:56,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:29:56,287 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:29:56,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:29:56,325 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 12:29:56,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1311399637] [2024-11-13 12:29:56,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1311399637] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:29:56,326 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 12:29:56,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2024-11-13 12:29:56,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040702384] [2024-11-13 12:29:56,326 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 12:29:56,327 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 12:29:56,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 12:29:56,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 12:29:56,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-13 12:29:56,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:29:56,328 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:29:56,328 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 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) [2024-11-13 12:29:56,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:56,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:56,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:29:56,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:56,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:56,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:29:56,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-13 12:29:56,747 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:29:56,748 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2024-11-13 12:29:56,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:29:56,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1713678010, now seen corresponding path program 2 times [2024-11-13 12:29:56,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:29:56,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [112306750] [2024-11-13 12:29:56,749 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-13 12:29:56,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:29:56,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:29:56,753 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:29:56,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-13 12:29:56,992 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-13 12:29:56,992 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 12:29:57,000 INFO L255 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 12:29:57,003 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:29:57,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-13 12:29:57,035 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 12:29:57,036 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:29:57,036 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 12:29:57,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [112306750] [2024-11-13 12:29:57,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [112306750] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:29:57,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:29:57,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:29:57,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432846775] [2024-11-13 12:29:57,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:29:57,038 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:29:57,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 12:29:57,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:29:57,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:29:57,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:29:57,039 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:29:57,039 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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) [2024-11-13 12:29:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:29:57,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:29:57,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:57,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:57,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:29:57,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:57,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-13 12:29:58,043 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:29:58,044 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2024-11-13 12:29:58,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:29:58,044 INFO L85 PathProgramCache]: Analyzing trace with hash 1584411375, now seen corresponding path program 1 times [2024-11-13 12:29:58,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:29:58,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1053442573] [2024-11-13 12:29:58,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:29:58,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:29:58,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:29:58,047 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:29:58,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-13 12:29:58,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:29:58,361 INFO L255 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 12:29:58,364 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:29:58,422 INFO L349 Elim1Store]: treesize reduction 24, result has 33.3 percent of original size [2024-11-13 12:29:58,423 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 20 [2024-11-13 12:29:58,433 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 12:29:58,434 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:29:58,434 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 12:29:58,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1053442573] [2024-11-13 12:29:58,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1053442573] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:29:58,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:29:58,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:29:58,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052512230] [2024-11-13 12:29:58,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:29:58,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:29:58,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 12:29:58,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:29:58,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:29:58,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:29:58,437 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:29:58,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 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) [2024-11-13 12:29:58,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:58,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:58,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:29:58,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:58,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:29:58,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:58,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:58,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:29:58,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:58,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:58,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-13 12:29:58,980 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:29:58,980 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2024-11-13 12:29:58,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:29:58,980 INFO L85 PathProgramCache]: Analyzing trace with hash 1584411376, now seen corresponding path program 1 times [2024-11-13 12:29:58,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:29:58,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [626308418] [2024-11-13 12:29:58,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:29:58,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:29:58,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:29:58,984 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:29:58,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-13 12:29:59,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:29:59,266 INFO L255 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 12:29:59,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:29:59,342 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:29:59,342 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:29:59,481 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:29:59,482 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 12:29:59,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [626308418] [2024-11-13 12:29:59,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [626308418] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:29:59,482 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 12:29:59,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2024-11-13 12:29:59,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146991045] [2024-11-13 12:29:59,482 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 12:29:59,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-13 12:29:59,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 12:29:59,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-13 12:29:59,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-13 12:29:59,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:29:59,484 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:29:59,484 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 3.6666666666666665) internal successors, (44), 11 states have internal predecessors, (44), 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) [2024-11-13 12:29:59,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:59,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:59,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:29:59,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:59,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:29:59,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:30:00,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:00,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:00,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:30:00,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:00,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:00,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-13 12:30:00,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-13 12:30:00,439 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:30:00,440 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2024-11-13 12:30:00,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:30:00,440 INFO L85 PathProgramCache]: Analyzing trace with hash 2114837184, now seen corresponding path program 2 times [2024-11-13 12:30:00,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:30:00,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [107892921] [2024-11-13 12:30:00,441 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-13 12:30:00,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:30:00,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:30:00,444 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:30:00,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-13 12:30:00,929 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-13 12:30:00,929 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 12:30:00,950 INFO L255 TraceCheckSpWp]: Trace formula consists of 763 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 12:30:00,956 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:30:01,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 12:30:01,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2024-11-13 12:30:01,528 INFO L349 Elim1Store]: treesize reduction 6, result has 40.0 percent of original size [2024-11-13 12:30:01,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 13 [2024-11-13 12:30:01,588 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:30:01,588 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:30:02,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 49 [2024-11-13 12:30:02,332 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 12:30:02,332 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 72 [2024-11-13 12:30:03,955 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:30:03,956 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 12:30:03,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [107892921] [2024-11-13 12:30:03,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [107892921] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:30:03,956 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 12:30:03,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 26 [2024-11-13 12:30:03,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441579862] [2024-11-13 12:30:03,956 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 12:30:03,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-13 12:30:03,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 12:30:03,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-13 12:30:03,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=596, Unknown=0, NotChecked=0, Total=756 [2024-11-13 12:30:03,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:30:03,959 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:30:03,960 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 3.7037037037037037) internal successors, (100), 27 states have internal predecessors, (100), 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) [2024-11-13 12:30:03,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:03,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:03,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:30:03,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:03,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:03,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-13 12:30:03,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:30:08,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:08,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:08,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:30:08,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:08,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:08,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-13 12:30:08,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-13 12:30:08,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-13 12:30:09,054 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:30:09,054 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2024-11-13 12:30:09,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:30:09,054 INFO L85 PathProgramCache]: Analyzing trace with hash 455548412, now seen corresponding path program 1 times [2024-11-13 12:30:09,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:30:09,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [727741423] [2024-11-13 12:30:09,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:30:09,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:30:09,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:30:09,057 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:30:09,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-13 12:30:09,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:30:09,739 INFO L255 TraceCheckSpWp]: Trace formula consists of 1357 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 12:30:09,743 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:30:09,914 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 410 proven. 190 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-13 12:30:09,914 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:30:10,301 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 410 proven. 190 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-13 12:30:10,302 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 12:30:10,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [727741423] [2024-11-13 12:30:10,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [727741423] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:30:10,302 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 12:30:10,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 23 [2024-11-13 12:30:10,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479324757] [2024-11-13 12:30:10,302 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 12:30:10,303 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-13 12:30:10,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 12:30:10,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-13 12:30:10,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=441, Unknown=0, NotChecked=0, Total=552 [2024-11-13 12:30:10,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:30:10,304 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:30:10,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 4.083333333333333) internal successors, (98), 23 states have internal predecessors, (98), 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) [2024-11-13 12:30:10,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:10,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:10,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:30:10,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:10,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:10,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-13 12:30:10,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-13 12:30:10,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:30:12,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:12,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:12,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:30:12,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:12,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:30:12,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-13 12:30:12,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-13 12:30:12,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-13 12:30:12,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-13 12:30:12,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:30:12,750 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2024-11-13 12:30:12,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:30:12,751 INFO L85 PathProgramCache]: Analyzing trace with hash 1135443884, now seen corresponding path program 2 times [2024-11-13 12:30:12,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 12:30:12,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [202451858] [2024-11-13 12:30:12,751 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-13 12:30:12,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:30:12,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:30:12,753 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:30:12,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea11332-5602-45a9-8ce9-899b31ca0006/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-13 12:30:13,614 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-13 12:30:13,614 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 12:30:13,630 INFO L255 TraceCheckSpWp]: Trace formula consists of 777 conjuncts, 96 conjuncts are in the unsatisfiable core [2024-11-13 12:30:13,638 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:30:13,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2024-11-13 12:30:13,709 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 12:30:13,784 INFO L349 Elim1Store]: treesize reduction 74, result has 29.5 percent of original size [2024-11-13 12:30:13,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 32 treesize of output 44 [2024-11-13 12:30:13,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 21 [2024-11-13 12:30:13,940 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 21 [2024-11-13 12:30:14,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2024-11-13 12:30:14,201 INFO L349 Elim1Store]: treesize reduction 98, result has 30.0 percent of original size [2024-11-13 12:30:14,202 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 39 treesize of output 60 [2024-11-13 12:30:14,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 27 [2024-11-13 12:30:14,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 27 [2024-11-13 12:30:16,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 23 [2024-11-13 12:30:16,850 INFO L349 Elim1Store]: treesize reduction 122, result has 30.3 percent of original size [2024-11-13 12:30:16,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 46 treesize of output 76 [2024-11-13 12:30:17,072 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 33 [2024-11-13 12:30:17,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 33 [2024-11-13 12:30:17,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 23 [2024-11-13 12:30:17,530 INFO L349 Elim1Store]: treesize reduction 114, result has 31.7 percent of original size [2024-11-13 12:30:17,530 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 44 treesize of output 83 [2024-11-13 12:30:17,786 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 33 [2024-11-13 12:30:17,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 33 [2024-11-13 12:30:18,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 27 [2024-11-13 12:30:18,539 INFO L349 Elim1Store]: treesize reduction 146, result has 30.5 percent of original size [2024-11-13 12:30:18,539 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 53 treesize of output 92 [2024-11-13 12:30:18,861 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 39 [2024-11-13 12:30:19,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 39 [2024-11-13 12:30:19,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 27 [2024-11-13 12:30:19,604 INFO L349 Elim1Store]: treesize reduction 136, result has 32.0 percent of original size [2024-11-13 12:30:19,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 51 treesize of output 99 [2024-11-13 12:30:19,990 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 39 [2024-11-13 12:30:20,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 39 [2024-11-13 12:30:22,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 31 [2024-11-13 12:30:23,241 INFO L349 Elim1Store]: treesize reduction 170, result has 30.6 percent of original size [2024-11-13 12:30:23,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 14 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 13 case distinctions, treesize of input 60 treesize of output 108 [2024-11-13 12:30:23,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 45 [2024-11-13 12:30:24,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 45 [2024-11-13 12:30:29,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 35 [2024-11-13 12:30:30,117 INFO L349 Elim1Store]: treesize reduction 194, result has 30.7 percent of original size [2024-11-13 12:30:30,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 20 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 67 treesize of output 124 [2024-11-13 12:30:31,039 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 51 [2024-11-13 12:30:32,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 51 [2024-11-13 12:30:37,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 39 [2024-11-13 12:30:38,726 INFO L349 Elim1Store]: treesize reduction 218, result has 30.8 percent of original size [2024-11-13 12:30:38,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 27 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 17 case distinctions, treesize of input 74 treesize of output 140 [2024-11-13 12:30:40,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 13 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 57 [2024-11-13 12:30:40,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 13 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 57 [2024-11-13 12:30:41,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 39 [2024-11-13 12:31:14,679 INFO L349 Elim1Store]: treesize reduction 218, result has 30.8 percent of original size [2024-11-13 12:31:14,679 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 27 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 17 case distinctions, treesize of input 74 treesize of output 140 [2024-11-13 12:31:16,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 13 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 57 [2024-11-13 12:31:17,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 13 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 57 [2024-11-13 12:31:17,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 35 [2024-11-13 12:31:18,435 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 12:31:18,435 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:31:18,667 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1330 (Array (_ BitVec 32) (_ BitVec 32)))) (= (_ bv0 1) (bvadd (select |c_#valid| (select (select (store |c_#memory_$Pointer$.base| |c_t_funThread1of1ForFork0_new_~p~0#1.base| v_ArrVal_1330) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (bvmul (_ bv4 32) |c_t_funThread1of1ForFork0_~i~0#1|)))) (_ bv1 1)))) is different from false [2024-11-13 12:31:19,656 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_new_~p~0#1.base_110| (_ BitVec 32)) (|ULTIMATE.start_main_#t~ret37#1.base| (_ BitVec 32)) (v_ArrVal_1330 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1324 (_ BitVec 1)) (|v_t_funThread1of1ForFork0_new_~p~0#1.base_26| (_ BitVec 32)) (v_ArrVal_1328 (_ BitVec 1)) (v_ArrVal_1326 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#valid| |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1324))) (or (= (_ bv0 1) (bvadd (_ bv1 1) (select (store .cse0 |v_t_funThread1of1ForFork0_new_~p~0#1.base_26| v_ArrVal_1328) (select (select (store (let ((.cse1 (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1326))) (store .cse1 |c_~#slot~0.base| (store (select .cse1 |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (bvmul (_ bv4 32) |c_ULTIMATE.start_main_~j~0#1|)) |ULTIMATE.start_main_#t~ret37#1.base|))) |v_t_funThread1of1ForFork0_new_~p~0#1.base_26| v_ArrVal_1330) |c_~#slot~0.base|) |c_~#slot~0.offset|)))) (not (= (_ bv0 1) (select |c_#valid| |v_ULTIMATE.start_new_~p~0#1.base_110|))) (not (= (_ bv0 1) (select .cse0 |v_t_funThread1of1ForFork0_new_~p~0#1.base_26|))) (not (= (_ bv0 1) (bvadd (_ bv1 1) (select .cse0 |c_~#slot~0.base|))))))) is different from false [2024-11-13 12:31:20,588 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_new_~p~0#1.base_111| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_110| (_ BitVec 32)) (|ULTIMATE.start_main_#t~ret37#1.base| (_ BitVec 32)) (v_ArrVal_1330 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_86| (_ BitVec 32)) (v_ArrVal_1324 (_ BitVec 1)) (v_ArrVal_1322 (Array (_ BitVec 32) (_ BitVec 32))) (|v_t_funThread1of1ForFork0_new_~p~0#1.base_26| (_ BitVec 32)) (v_ArrVal_1328 (_ BitVec 1)) (v_ArrVal_1326 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#valid| |v_ULTIMATE.start_new_~p~0#1.base_111| (_ bv1 1)))) (let ((.cse1 (store .cse0 |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1324))) (or (not (= (_ bv0 1) (bvadd (_ bv1 1) (select .cse0 |c_~#slot~0.base|)))) (not (= (_ bv0 1) (select .cse0 |v_ULTIMATE.start_new_~p~0#1.base_110|))) (= (_ bv0 1) (bvadd (_ bv1 1) (select (store .cse1 |v_t_funThread1of1ForFork0_new_~p~0#1.base_26| v_ArrVal_1328) (select (select (store (let ((.cse2 (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_new_~p~0#1.base_111| v_ArrVal_1322))) (store (store .cse2 |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1326) |c_~#slot~0.base| (let ((.cse3 (bvmul (_ bv4 32) |c_ULTIMATE.start_main_~j~0#1|))) (store (select (store (store .cse2 |c_~#slot~0.base| (store (select .cse2 |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| .cse3) |ULTIMATE.start_main_#t~ret37#1.base|)) |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1326) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv4 32) .cse3) |v_ULTIMATE.start_main_#t~ret37#1.base_86|)))) |v_t_funThread1of1ForFork0_new_~p~0#1.base_26| v_ArrVal_1330) |c_~#slot~0.base|) |c_~#slot~0.offset|)))) (not (= (_ bv0 1) (select |c_#valid| |v_ULTIMATE.start_new_~p~0#1.base_111|))) (not (= (_ bv0 1) (select .cse1 |v_t_funThread1of1ForFork0_new_~p~0#1.base_26|))))))) is different from false [2024-11-13 12:31:31,384 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1324 (_ BitVec 1)) (v_ArrVal_1328 (_ BitVec 1)) (|v_ULTIMATE.start_new_~p~0#1.base_112| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_111| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_110| (_ BitVec 32)) (|ULTIMATE.start_main_#t~ret37#1.base| (_ BitVec 32)) (v_ArrVal_1330 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_86| (_ BitVec 32)) (v_ArrVal_1322 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_88| (_ BitVec 32)) (v_ArrVal_1318 (Array (_ BitVec 32) (_ BitVec 32))) (|v_t_funThread1of1ForFork0_new_~p~0#1.base_26| (_ BitVec 32)) (v_ArrVal_1326 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store |c_#valid| |v_ULTIMATE.start_new_~p~0#1.base_112| (_ bv1 1)))) (let ((.cse5 (store .cse1 |v_ULTIMATE.start_new_~p~0#1.base_111| (_ bv1 1)))) (let ((.cse0 (store .cse5 |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1324))) (or (not (= (_ bv0 1) (select .cse0 |v_t_funThread1of1ForFork0_new_~p~0#1.base_26|))) (not (= (_ bv0 1) (select .cse1 |v_ULTIMATE.start_new_~p~0#1.base_111|))) (not (= (_ bv0 1) (select |c_#valid| |v_ULTIMATE.start_new_~p~0#1.base_112|))) (= (_ bv0 1) (bvadd (_ bv1 1) (select (store .cse0 |v_t_funThread1of1ForFork0_new_~p~0#1.base_26| v_ArrVal_1328) (select (select (store (let ((.cse3 (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_new_~p~0#1.base_112| v_ArrVal_1318))) (let ((.cse2 (store .cse3 |v_ULTIMATE.start_new_~p~0#1.base_111| v_ArrVal_1322))) (store (store .cse2 |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1326) |c_~#slot~0.base| (let ((.cse4 (bvmul (_ bv4 32) |c_ULTIMATE.start_main_~j~0#1|))) (store (select (store (store .cse2 |c_~#slot~0.base| (store (select (store (store .cse3 |c_~#slot~0.base| (store (select .cse3 |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| .cse4) |ULTIMATE.start_main_#t~ret37#1.base|)) |v_ULTIMATE.start_new_~p~0#1.base_111| v_ArrVal_1322) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv4 32) .cse4) |v_ULTIMATE.start_main_#t~ret37#1.base_88|)) |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1326) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv8 32) .cse4) |v_ULTIMATE.start_main_#t~ret37#1.base_86|))))) |v_t_funThread1of1ForFork0_new_~p~0#1.base_26| v_ArrVal_1330) |c_~#slot~0.base|) |c_~#slot~0.offset|)))) (not (= (_ bv0 1) (bvadd (_ bv1 1) (select .cse1 |c_~#slot~0.base|)))) (not (= (_ bv0 1) (select .cse5 |v_ULTIMATE.start_new_~p~0#1.base_110|)))))))) is different from false [2024-11-13 12:31:45,466 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1324 (_ BitVec 1)) (v_ArrVal_1328 (_ BitVec 1)) (|v_ULTIMATE.start_new_~p~0#1.base_113| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_112| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_111| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_110| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~ret37#1.base_90| (_ BitVec 32)) (|ULTIMATE.start_main_#t~ret37#1.base| (_ BitVec 32)) (v_ArrVal_1330 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_86| (_ BitVec 32)) (v_ArrVal_1314 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1322 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_88| (_ BitVec 32)) (v_ArrVal_1318 (Array (_ BitVec 32) (_ BitVec 32))) (|v_t_funThread1of1ForFork0_new_~p~0#1.base_26| (_ BitVec 32)) (v_ArrVal_1326 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#valid| |v_ULTIMATE.start_new_~p~0#1.base_113| (_ bv1 1)))) (let ((.cse2 (store .cse0 |v_ULTIMATE.start_new_~p~0#1.base_112| (_ bv1 1)))) (let ((.cse1 (store .cse2 |v_ULTIMATE.start_new_~p~0#1.base_111| (_ bv1 1)))) (let ((.cse3 (store .cse1 |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1324))) (or (not (= (_ bv0 1) (select .cse0 |v_ULTIMATE.start_new_~p~0#1.base_112|))) (not (= (_ bv0 1) (select .cse1 |v_ULTIMATE.start_new_~p~0#1.base_110|))) (not (= (_ bv0 1) (select .cse2 |v_ULTIMATE.start_new_~p~0#1.base_111|))) (not (= (_ bv0 1) (bvadd (_ bv1 1) (select .cse0 |c_~#slot~0.base|)))) (not (= (_ bv0 1) (select |c_#valid| |v_ULTIMATE.start_new_~p~0#1.base_113|))) (not (= (_ bv0 1) (select .cse3 |v_t_funThread1of1ForFork0_new_~p~0#1.base_26|))) (= (_ bv0 1) (bvadd (_ bv1 1) (select (store .cse3 |v_t_funThread1of1ForFork0_new_~p~0#1.base_26| v_ArrVal_1328) (select (select (store (let ((.cse6 (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_new_~p~0#1.base_113| v_ArrVal_1314))) (let ((.cse5 (store .cse6 |v_ULTIMATE.start_new_~p~0#1.base_112| v_ArrVal_1318))) (let ((.cse4 (store .cse5 |v_ULTIMATE.start_new_~p~0#1.base_111| v_ArrVal_1322))) (store (store .cse4 |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1326) |c_~#slot~0.base| (let ((.cse7 (bvmul (_ bv4 32) |c_ULTIMATE.start_main_~j~0#1|))) (store (select (store (store .cse4 |c_~#slot~0.base| (store (select (store (store .cse5 |c_~#slot~0.base| (store (select (store (store .cse6 |c_~#slot~0.base| (store (select .cse6 |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| .cse7) |ULTIMATE.start_main_#t~ret37#1.base|)) |v_ULTIMATE.start_new_~p~0#1.base_112| v_ArrVal_1318) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv4 32) .cse7) |v_ULTIMATE.start_main_#t~ret37#1.base_90|)) |v_ULTIMATE.start_new_~p~0#1.base_111| v_ArrVal_1322) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv8 32) .cse7) |v_ULTIMATE.start_main_#t~ret37#1.base_88|)) |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1326) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv12 32) .cse7) |v_ULTIMATE.start_main_#t~ret37#1.base_86|)))))) |v_t_funThread1of1ForFork0_new_~p~0#1.base_26| v_ArrVal_1330) |c_~#slot~0.base|) |c_~#slot~0.offset|)))))))))) is different from false [2024-11-13 12:32:07,850 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1324 (_ BitVec 1)) (|v_ULTIMATE.start_new_~p~0#1.base_114| (_ BitVec 32)) (v_ArrVal_1328 (_ BitVec 1)) (|v_ULTIMATE.start_new_~p~0#1.base_113| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_112| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_111| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_110| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~ret37#1.base_90| (_ BitVec 32)) (v_ArrVal_1308 (_ BitVec 1)) (v_ArrVal_1310 (Array (_ BitVec 32) (_ BitVec 32))) (|ULTIMATE.start_main_#t~ret37#1.base| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~ret37#1.base_92| (_ BitVec 32)) (v_ArrVal_1330 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_86| (_ BitVec 32)) (v_ArrVal_1314 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1322 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_88| (_ BitVec 32)) (v_ArrVal_1318 (Array (_ BitVec 32) (_ BitVec 32))) (|v_t_funThread1of1ForFork0_new_~p~0#1.base_26| (_ BitVec 32)) (v_ArrVal_1326 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store |c_#valid| |v_ULTIMATE.start_new_~p~0#1.base_114| v_ArrVal_1308))) (let ((.cse9 (store .cse1 |v_ULTIMATE.start_new_~p~0#1.base_113| (_ bv1 1)))) (let ((.cse0 (store .cse9 |v_ULTIMATE.start_new_~p~0#1.base_112| (_ bv1 1)))) (let ((.cse8 (store .cse0 |v_ULTIMATE.start_new_~p~0#1.base_111| (_ bv1 1)))) (let ((.cse2 (store .cse8 |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1324))) (or (not (= (_ bv0 1) (select .cse0 |v_ULTIMATE.start_new_~p~0#1.base_111|))) (not (= (_ bv0 1) (bvadd (_ bv1 1) (select .cse1 |c_~#slot~0.base|)))) (not (= (_ bv0 1) (select |c_#valid| |v_ULTIMATE.start_new_~p~0#1.base_114|))) (not (= (_ bv0 1) (select .cse2 |v_t_funThread1of1ForFork0_new_~p~0#1.base_26|))) (= (_ bv0 1) (bvadd (_ bv1 1) (select (store .cse2 |v_t_funThread1of1ForFork0_new_~p~0#1.base_26| v_ArrVal_1328) (select (select (store (let ((.cse6 (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_new_~p~0#1.base_114| v_ArrVal_1310))) (let ((.cse5 (store .cse6 |v_ULTIMATE.start_new_~p~0#1.base_113| v_ArrVal_1314))) (let ((.cse4 (store .cse5 |v_ULTIMATE.start_new_~p~0#1.base_112| v_ArrVal_1318))) (let ((.cse3 (store .cse4 |v_ULTIMATE.start_new_~p~0#1.base_111| v_ArrVal_1322))) (store (store .cse3 |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1326) |c_~#slot~0.base| (let ((.cse7 (bvmul (_ bv4 32) |c_ULTIMATE.start_main_~j~0#1|))) (store (select (store (store .cse3 |c_~#slot~0.base| (store (select (store (store .cse4 |c_~#slot~0.base| (store (select (store (store .cse5 |c_~#slot~0.base| (store (select (store (store .cse6 |c_~#slot~0.base| (store (select .cse6 |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| .cse7) |ULTIMATE.start_main_#t~ret37#1.base|)) |v_ULTIMATE.start_new_~p~0#1.base_113| v_ArrVal_1314) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv4 32) .cse7) |v_ULTIMATE.start_main_#t~ret37#1.base_92|)) |v_ULTIMATE.start_new_~p~0#1.base_112| v_ArrVal_1318) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv8 32) .cse7) |v_ULTIMATE.start_main_#t~ret37#1.base_90|)) |v_ULTIMATE.start_new_~p~0#1.base_111| v_ArrVal_1322) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv12 32) .cse7) |v_ULTIMATE.start_main_#t~ret37#1.base_88|)) |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1326) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv16 32) .cse7) |v_ULTIMATE.start_main_#t~ret37#1.base_86|))))))) |v_t_funThread1of1ForFork0_new_~p~0#1.base_26| v_ArrVal_1330) |c_~#slot~0.base|) |c_~#slot~0.offset|)))) (not (= (_ bv0 1) (select .cse8 |v_ULTIMATE.start_new_~p~0#1.base_110|))) (not (= (_ bv0 1) (select .cse1 |v_ULTIMATE.start_new_~p~0#1.base_113|))) (not (= (_ bv0 1) (select .cse9 |v_ULTIMATE.start_new_~p~0#1.base_112|)))))))))) is different from false [2024-11-13 12:32:26,474 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1324 (_ BitVec 1)) (|v_ULTIMATE.start_new_~p~0#1.base_115| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_114| (_ BitVec 32)) (v_ArrVal_1328 (_ BitVec 1)) (|v_ULTIMATE.start_new_~p~0#1.base_113| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_112| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_111| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_110| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~ret37#1.base_90| (_ BitVec 32)) (v_ArrVal_1308 (_ BitVec 1)) (|ULTIMATE.start_main_#t~ret37#1.base| (_ BitVec 32)) (v_ArrVal_1310 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_92| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~ret37#1.base_94| (_ BitVec 32)) (v_ArrVal_1330 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_86| (_ BitVec 32)) (v_ArrVal_1314 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1322 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_88| (_ BitVec 32)) (v_ArrVal_1306 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1318 (Array (_ BitVec 32) (_ BitVec 32))) (|v_t_funThread1of1ForFork0_new_~p~0#1.base_26| (_ BitVec 32)) (v_ArrVal_1326 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse10 (store |c_#valid| |v_ULTIMATE.start_new_~p~0#1.base_115| (_ bv1 1)))) (let ((.cse9 (store .cse10 |v_ULTIMATE.start_new_~p~0#1.base_114| v_ArrVal_1308))) (let ((.cse0 (store .cse9 |v_ULTIMATE.start_new_~p~0#1.base_113| (_ bv1 1)))) (let ((.cse11 (store .cse0 |v_ULTIMATE.start_new_~p~0#1.base_112| (_ bv1 1)))) (let ((.cse8 (store .cse11 |v_ULTIMATE.start_new_~p~0#1.base_111| (_ bv1 1)))) (let ((.cse1 (store .cse8 |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1324))) (or (not (= (_ bv0 1) (select .cse0 |v_ULTIMATE.start_new_~p~0#1.base_112|))) (= (bvadd (_ bv1 1) (select (store .cse1 |v_t_funThread1of1ForFork0_new_~p~0#1.base_26| v_ArrVal_1328) (select (select (store (let ((.cse6 (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_new_~p~0#1.base_115| v_ArrVal_1306))) (let ((.cse5 (store .cse6 |v_ULTIMATE.start_new_~p~0#1.base_114| v_ArrVal_1310))) (let ((.cse4 (store .cse5 |v_ULTIMATE.start_new_~p~0#1.base_113| v_ArrVal_1314))) (let ((.cse3 (store .cse4 |v_ULTIMATE.start_new_~p~0#1.base_112| v_ArrVal_1318))) (let ((.cse2 (store .cse3 |v_ULTIMATE.start_new_~p~0#1.base_111| v_ArrVal_1322))) (store (store .cse2 |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1326) |c_~#slot~0.base| (let ((.cse7 (bvmul (_ bv4 32) |c_ULTIMATE.start_main_~j~0#1|))) (store (select (store (store .cse2 |c_~#slot~0.base| (store (select (store (store .cse3 |c_~#slot~0.base| (store (select (store (store .cse4 |c_~#slot~0.base| (store (select (store (store .cse5 |c_~#slot~0.base| (store (select (store (store .cse6 |c_~#slot~0.base| (store (select .cse6 |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| .cse7) |ULTIMATE.start_main_#t~ret37#1.base|)) |v_ULTIMATE.start_new_~p~0#1.base_114| v_ArrVal_1310) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv4 32) .cse7) |v_ULTIMATE.start_main_#t~ret37#1.base_94|)) |v_ULTIMATE.start_new_~p~0#1.base_113| v_ArrVal_1314) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv8 32) .cse7) |v_ULTIMATE.start_main_#t~ret37#1.base_92|)) |v_ULTIMATE.start_new_~p~0#1.base_112| v_ArrVal_1318) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv12 32) .cse7) |v_ULTIMATE.start_main_#t~ret37#1.base_90|)) |v_ULTIMATE.start_new_~p~0#1.base_111| v_ArrVal_1322) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv16 32) .cse7) |v_ULTIMATE.start_main_#t~ret37#1.base_88|)) |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1326) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv20 32) .cse7) |v_ULTIMATE.start_main_#t~ret37#1.base_86|)))))))) |v_t_funThread1of1ForFork0_new_~p~0#1.base_26| v_ArrVal_1330) |c_~#slot~0.base|) |c_~#slot~0.offset|))) (_ bv0 1)) (not (= (_ bv0 1) (select .cse8 |v_ULTIMATE.start_new_~p~0#1.base_110|))) (not (= (_ bv0 1) (select .cse9 |v_ULTIMATE.start_new_~p~0#1.base_113|))) (not (= (_ bv0 1) (select .cse10 |v_ULTIMATE.start_new_~p~0#1.base_114|))) (not (= (_ bv0 1) (select .cse11 |v_ULTIMATE.start_new_~p~0#1.base_111|))) (not (= (_ bv0 1) (bvadd (_ bv1 1) (select .cse10 |c_~#slot~0.base|)))) (not (= (_ bv0 1) (select |c_#valid| |v_ULTIMATE.start_new_~p~0#1.base_115|))) (not (= (_ bv0 1) (select .cse1 |v_t_funThread1of1ForFork0_new_~p~0#1.base_26|))))))))))) is different from false [2024-11-13 12:33:02,303 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_new_~p~0#1.base_116| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_115| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_114| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_113| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_112| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_111| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_110| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~ret37#1.base_90| (_ BitVec 32)) (v_ArrVal_1308 (_ BitVec 1)) (|v_ULTIMATE.start_main_#t~ret37#1.base_92| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~ret37#1.base_94| (_ BitVec 32)) (v_ArrVal_1302 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_96| (_ BitVec 32)) (v_ArrVal_1322 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1306 (Array (_ BitVec 32) (_ BitVec 32))) (|v_t_funThread1of1ForFork0_new_~p~0#1.base_26| (_ BitVec 32)) (v_ArrVal_1326 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1324 (_ BitVec 1)) (v_ArrVal_1300 (_ BitVec 1)) (v_ArrVal_1328 (_ BitVec 1)) (|ULTIMATE.start_main_#t~ret37#1.base| (_ BitVec 32)) (v_ArrVal_1310 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1330 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_86| (_ BitVec 32)) (v_ArrVal_1314 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_88| (_ BitVec 32)) (v_ArrVal_1318 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#valid| |v_ULTIMATE.start_new_~p~0#1.base_116| v_ArrVal_1300))) (let ((.cse2 (store .cse0 |v_ULTIMATE.start_new_~p~0#1.base_115| (_ bv1 1)))) (let ((.cse4 (store .cse2 |v_ULTIMATE.start_new_~p~0#1.base_114| v_ArrVal_1308))) (let ((.cse3 (store .cse4 |v_ULTIMATE.start_new_~p~0#1.base_113| (_ bv1 1)))) (let ((.cse6 (store .cse3 |v_ULTIMATE.start_new_~p~0#1.base_112| (_ bv1 1)))) (let ((.cse5 (store .cse6 |v_ULTIMATE.start_new_~p~0#1.base_111| (_ bv1 1)))) (let ((.cse1 (store .cse5 |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1324))) (or (not (= (_ bv0 1) (bvadd (_ bv1 1) (select .cse0 |c_~#slot~0.base|)))) (not (= (_ bv0 1) (select .cse1 |v_t_funThread1of1ForFork0_new_~p~0#1.base_26|))) (not (= (_ bv0 1) (select .cse2 |v_ULTIMATE.start_new_~p~0#1.base_114|))) (not (= (_ bv0 1) (select .cse0 |v_ULTIMATE.start_new_~p~0#1.base_115|))) (not (= (_ bv0 1) (select .cse3 |v_ULTIMATE.start_new_~p~0#1.base_112|))) (not (= (_ bv0 1) (select |c_#valid| |v_ULTIMATE.start_new_~p~0#1.base_116|))) (not (= (_ bv0 1) (select .cse4 |v_ULTIMATE.start_new_~p~0#1.base_113|))) (not (= (_ bv0 1) (select .cse5 |v_ULTIMATE.start_new_~p~0#1.base_110|))) (not (= (_ bv0 1) (select .cse6 |v_ULTIMATE.start_new_~p~0#1.base_111|))) (= (_ bv0 1) (bvadd (_ bv1 1) (select (store .cse1 |v_t_funThread1of1ForFork0_new_~p~0#1.base_26| v_ArrVal_1328) (select (select (store (let ((.cse12 (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_new_~p~0#1.base_116| v_ArrVal_1302))) (let ((.cse11 (store .cse12 |v_ULTIMATE.start_new_~p~0#1.base_115| v_ArrVal_1306))) (let ((.cse10 (store .cse11 |v_ULTIMATE.start_new_~p~0#1.base_114| v_ArrVal_1310))) (let ((.cse9 (store .cse10 |v_ULTIMATE.start_new_~p~0#1.base_113| v_ArrVal_1314))) (let ((.cse8 (store .cse9 |v_ULTIMATE.start_new_~p~0#1.base_112| v_ArrVal_1318))) (let ((.cse7 (store .cse8 |v_ULTIMATE.start_new_~p~0#1.base_111| v_ArrVal_1322))) (store (store .cse7 |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1326) |c_~#slot~0.base| (let ((.cse13 (bvmul (_ bv4 32) |c_ULTIMATE.start_main_~j~0#1|))) (store (select (store (store .cse7 |c_~#slot~0.base| (store (select (store (store .cse8 |c_~#slot~0.base| (store (select (store (store .cse9 |c_~#slot~0.base| (store (select (store (store .cse10 |c_~#slot~0.base| (store (select (store (store .cse11 |c_~#slot~0.base| (store (select (store (store .cse12 |c_~#slot~0.base| (store (select .cse12 |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| .cse13) |ULTIMATE.start_main_#t~ret37#1.base|)) |v_ULTIMATE.start_new_~p~0#1.base_115| v_ArrVal_1306) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv4 32) .cse13) |v_ULTIMATE.start_main_#t~ret37#1.base_96|)) |v_ULTIMATE.start_new_~p~0#1.base_114| v_ArrVal_1310) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv8 32) .cse13) |v_ULTIMATE.start_main_#t~ret37#1.base_94|)) |v_ULTIMATE.start_new_~p~0#1.base_113| v_ArrVal_1314) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv12 32) .cse13) |v_ULTIMATE.start_main_#t~ret37#1.base_92|)) |v_ULTIMATE.start_new_~p~0#1.base_112| v_ArrVal_1318) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv16 32) .cse13) |v_ULTIMATE.start_main_#t~ret37#1.base_90|)) |v_ULTIMATE.start_new_~p~0#1.base_111| v_ArrVal_1322) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv20 32) .cse13) |v_ULTIMATE.start_main_#t~ret37#1.base_88|)) |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1326) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv24 32) .cse13) |v_ULTIMATE.start_main_#t~ret37#1.base_86|))))))))) |v_t_funThread1of1ForFork0_new_~p~0#1.base_26| v_ArrVal_1330) |c_~#slot~0.base|) |c_~#slot~0.offset|))))))))))))) is different from false [2024-11-13 12:33:56,187 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_new_~p~0#1.base_117| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_116| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_115| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_114| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_113| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_112| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_111| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_110| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~ret37#1.base_90| (_ BitVec 32)) (v_ArrVal_1308 (_ BitVec 1)) (|v_ULTIMATE.start_main_#t~ret37#1.base_92| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~ret37#1.base_94| (_ BitVec 32)) (v_ArrVal_1302 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_96| (_ BitVec 32)) (v_ArrVal_1322 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_98| (_ BitVec 32)) (v_ArrVal_1306 (Array (_ BitVec 32) (_ BitVec 32))) (|v_t_funThread1of1ForFork0_new_~p~0#1.base_26| (_ BitVec 32)) (v_ArrVal_1326 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1324 (_ BitVec 1)) (v_ArrVal_1300 (_ BitVec 1)) (v_ArrVal_1328 (_ BitVec 1)) (v_ArrVal_1298 (Array (_ BitVec 32) (_ BitVec 32))) (|ULTIMATE.start_main_#t~ret37#1.base| (_ BitVec 32)) (v_ArrVal_1310 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1330 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_86| (_ BitVec 32)) (v_ArrVal_1314 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_88| (_ BitVec 32)) (v_ArrVal_1318 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#valid| |v_ULTIMATE.start_new_~p~0#1.base_117| (_ bv1 1)))) (let ((.cse14 (store .cse0 |v_ULTIMATE.start_new_~p~0#1.base_116| v_ArrVal_1300))) (let ((.cse15 (store .cse14 |v_ULTIMATE.start_new_~p~0#1.base_115| (_ bv1 1)))) (let ((.cse3 (store .cse15 |v_ULTIMATE.start_new_~p~0#1.base_114| v_ArrVal_1308))) (let ((.cse2 (store .cse3 |v_ULTIMATE.start_new_~p~0#1.base_113| (_ bv1 1)))) (let ((.cse1 (store .cse2 |v_ULTIMATE.start_new_~p~0#1.base_112| (_ bv1 1)))) (let ((.cse13 (store .cse1 |v_ULTIMATE.start_new_~p~0#1.base_111| (_ bv1 1)))) (let ((.cse4 (store .cse13 |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1324))) (or (not (= (_ bv0 1) (select .cse0 |v_ULTIMATE.start_new_~p~0#1.base_116|))) (not (= (_ bv0 1) (select |c_#valid| |v_ULTIMATE.start_new_~p~0#1.base_117|))) (not (= (_ bv0 1) (select .cse1 |v_ULTIMATE.start_new_~p~0#1.base_111|))) (not (= (_ bv0 1) (select .cse2 |v_ULTIMATE.start_new_~p~0#1.base_112|))) (not (= (_ bv0 1) (select .cse3 |v_ULTIMATE.start_new_~p~0#1.base_113|))) (not (= (_ bv0 1) (select .cse4 |v_t_funThread1of1ForFork0_new_~p~0#1.base_26|))) (= (_ bv0 1) (bvadd (_ bv1 1) (select (store .cse4 |v_t_funThread1of1ForFork0_new_~p~0#1.base_26| v_ArrVal_1328) (select (select (store (let ((.cse11 (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_new_~p~0#1.base_117| v_ArrVal_1298))) (let ((.cse10 (store .cse11 |v_ULTIMATE.start_new_~p~0#1.base_116| v_ArrVal_1302))) (let ((.cse9 (store .cse10 |v_ULTIMATE.start_new_~p~0#1.base_115| v_ArrVal_1306))) (let ((.cse8 (store .cse9 |v_ULTIMATE.start_new_~p~0#1.base_114| v_ArrVal_1310))) (let ((.cse7 (store .cse8 |v_ULTIMATE.start_new_~p~0#1.base_113| v_ArrVal_1314))) (let ((.cse6 (store .cse7 |v_ULTIMATE.start_new_~p~0#1.base_112| v_ArrVal_1318))) (let ((.cse5 (store .cse6 |v_ULTIMATE.start_new_~p~0#1.base_111| v_ArrVal_1322))) (store (store .cse5 |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1326) |c_~#slot~0.base| (let ((.cse12 (bvmul (_ bv4 32) |c_ULTIMATE.start_main_~j~0#1|))) (store (select (store (store .cse5 |c_~#slot~0.base| (store (select (store (store .cse6 |c_~#slot~0.base| (store (select (store (store .cse7 |c_~#slot~0.base| (store (select (store (store .cse8 |c_~#slot~0.base| (store (select (store (store .cse9 |c_~#slot~0.base| (store (select (store (store .cse10 |c_~#slot~0.base| (store (select (store (store .cse11 |c_~#slot~0.base| (store (select .cse11 |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| .cse12) |ULTIMATE.start_main_#t~ret37#1.base|)) |v_ULTIMATE.start_new_~p~0#1.base_116| v_ArrVal_1302) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv4 32) .cse12) |v_ULTIMATE.start_main_#t~ret37#1.base_98|)) |v_ULTIMATE.start_new_~p~0#1.base_115| v_ArrVal_1306) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv8 32) .cse12) |v_ULTIMATE.start_main_#t~ret37#1.base_96|)) |v_ULTIMATE.start_new_~p~0#1.base_114| v_ArrVal_1310) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv12 32) .cse12) |v_ULTIMATE.start_main_#t~ret37#1.base_94|)) |v_ULTIMATE.start_new_~p~0#1.base_113| v_ArrVal_1314) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv16 32) .cse12) |v_ULTIMATE.start_main_#t~ret37#1.base_92|)) |v_ULTIMATE.start_new_~p~0#1.base_112| v_ArrVal_1318) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv20 32) .cse12) |v_ULTIMATE.start_main_#t~ret37#1.base_90|)) |v_ULTIMATE.start_new_~p~0#1.base_111| v_ArrVal_1322) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv24 32) .cse12) |v_ULTIMATE.start_main_#t~ret37#1.base_88|)) |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1326) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv28 32) .cse12) |v_ULTIMATE.start_main_#t~ret37#1.base_86|)))))))))) |v_t_funThread1of1ForFork0_new_~p~0#1.base_26| v_ArrVal_1330) |c_~#slot~0.base|) |c_~#slot~0.offset|)))) (not (= (select .cse13 |v_ULTIMATE.start_new_~p~0#1.base_110|) (_ bv0 1))) (not (= (_ bv0 1) (select .cse14 |v_ULTIMATE.start_new_~p~0#1.base_115|))) (not (= (_ bv0 1) (bvadd (_ bv1 1) (select .cse0 |c_~#slot~0.base|)))) (not (= (_ bv0 1) (select .cse15 |v_ULTIMATE.start_new_~p~0#1.base_114|))))))))))))) is different from false [2024-11-13 12:35:05,550 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_new_~p~0#1.base_118| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_117| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_116| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_115| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_114| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_113| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_112| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_111| (_ BitVec 32)) (|v_ULTIMATE.start_new_~p~0#1.base_110| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~ret37#1.base_90| (_ BitVec 32)) (v_ArrVal_1308 (_ BitVec 1)) (|v_ULTIMATE.start_main_#t~ret37#1.base_92| (_ BitVec 32)) (|v_ULTIMATE.start_main_#t~ret37#1.base_94| (_ BitVec 32)) (v_ArrVal_1302 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_96| (_ BitVec 32)) (v_ArrVal_1322 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_98| (_ BitVec 32)) (v_ArrVal_1306 (Array (_ BitVec 32) (_ BitVec 32))) (|v_t_funThread1of1ForFork0_new_~p~0#1.base_26| (_ BitVec 32)) (v_ArrVal_1326 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_100| (_ BitVec 32)) (v_ArrVal_1324 (_ BitVec 1)) (v_ArrVal_1300 (_ BitVec 1)) (v_ArrVal_1328 (_ BitVec 1)) (v_ArrVal_1294 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1298 (Array (_ BitVec 32) (_ BitVec 32))) (|ULTIMATE.start_main_#t~ret37#1.base| (_ BitVec 32)) (v_ArrVal_1310 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_1330 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_86| (_ BitVec 32)) (v_ArrVal_1314 (Array (_ BitVec 32) (_ BitVec 32))) (|v_ULTIMATE.start_main_#t~ret37#1.base_88| (_ BitVec 32)) (v_ArrVal_1318 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse3 (store |c_#valid| |v_ULTIMATE.start_new_~p~0#1.base_118| (_ bv1 1)))) (let ((.cse6 (store .cse3 |v_ULTIMATE.start_new_~p~0#1.base_117| (_ bv1 1)))) (let ((.cse5 (store .cse6 |v_ULTIMATE.start_new_~p~0#1.base_116| v_ArrVal_1300))) (let ((.cse1 (store .cse5 |v_ULTIMATE.start_new_~p~0#1.base_115| (_ bv1 1)))) (let ((.cse8 (store .cse1 |v_ULTIMATE.start_new_~p~0#1.base_114| v_ArrVal_1308))) (let ((.cse0 (store .cse8 |v_ULTIMATE.start_new_~p~0#1.base_113| (_ bv1 1)))) (let ((.cse7 (store .cse0 |v_ULTIMATE.start_new_~p~0#1.base_112| (_ bv1 1)))) (let ((.cse4 (store .cse7 |v_ULTIMATE.start_new_~p~0#1.base_111| (_ bv1 1)))) (let ((.cse2 (store .cse4 |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1324))) (or (not (= (_ bv0 1) (select .cse0 |v_ULTIMATE.start_new_~p~0#1.base_112|))) (not (= (_ bv0 1) (select .cse1 |v_ULTIMATE.start_new_~p~0#1.base_114|))) (not (= (_ bv0 1) (select .cse2 |v_t_funThread1of1ForFork0_new_~p~0#1.base_26|))) (not (= (_ bv0 1) (select |c_#valid| |v_ULTIMATE.start_new_~p~0#1.base_118|))) (not (= (_ bv0 1) (select .cse3 |v_ULTIMATE.start_new_~p~0#1.base_117|))) (not (= (_ bv0 1) (select .cse4 |v_ULTIMATE.start_new_~p~0#1.base_110|))) (not (= (_ bv0 1) (select .cse5 |v_ULTIMATE.start_new_~p~0#1.base_115|))) (not (= (_ bv0 1) (select .cse6 |v_ULTIMATE.start_new_~p~0#1.base_116|))) (not (= (_ bv0 1) (bvadd (select .cse3 |c_~#slot~0.base|) (_ bv1 1)))) (not (= (_ bv0 1) (select .cse7 |v_ULTIMATE.start_new_~p~0#1.base_111|))) (not (= (_ bv0 1) (select .cse8 |v_ULTIMATE.start_new_~p~0#1.base_113|))) (= (_ bv0 1) (bvadd (_ bv1 1) (select (store .cse2 |v_t_funThread1of1ForFork0_new_~p~0#1.base_26| v_ArrVal_1328) (select (select (store (let ((.cse16 (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_new_~p~0#1.base_118| v_ArrVal_1294))) (let ((.cse15 (store .cse16 |v_ULTIMATE.start_new_~p~0#1.base_117| v_ArrVal_1298))) (let ((.cse14 (store .cse15 |v_ULTIMATE.start_new_~p~0#1.base_116| v_ArrVal_1302))) (let ((.cse13 (store .cse14 |v_ULTIMATE.start_new_~p~0#1.base_115| v_ArrVal_1306))) (let ((.cse12 (store .cse13 |v_ULTIMATE.start_new_~p~0#1.base_114| v_ArrVal_1310))) (let ((.cse11 (store .cse12 |v_ULTIMATE.start_new_~p~0#1.base_113| v_ArrVal_1314))) (let ((.cse10 (store .cse11 |v_ULTIMATE.start_new_~p~0#1.base_112| v_ArrVal_1318))) (let ((.cse9 (store .cse10 |v_ULTIMATE.start_new_~p~0#1.base_111| v_ArrVal_1322))) (store (store .cse9 |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1326) |c_~#slot~0.base| (let ((.cse17 (bvmul (_ bv4 32) |c_ULTIMATE.start_main_~j~0#1|))) (store (select (store (store .cse9 |c_~#slot~0.base| (store (select (store (store .cse10 |c_~#slot~0.base| (store (select (store (store .cse11 |c_~#slot~0.base| (store (select (store (store .cse12 |c_~#slot~0.base| (store (select (store (store .cse13 |c_~#slot~0.base| (store (select (store (store .cse14 |c_~#slot~0.base| (store (select (store (store .cse15 |c_~#slot~0.base| (store (select (store (store .cse16 |c_~#slot~0.base| (store (select .cse16 |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| .cse17) |ULTIMATE.start_main_#t~ret37#1.base|)) |v_ULTIMATE.start_new_~p~0#1.base_117| v_ArrVal_1298) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv4 32) .cse17) |v_ULTIMATE.start_main_#t~ret37#1.base_100|)) |v_ULTIMATE.start_new_~p~0#1.base_116| v_ArrVal_1302) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv8 32) .cse17) |v_ULTIMATE.start_main_#t~ret37#1.base_98|)) |v_ULTIMATE.start_new_~p~0#1.base_115| v_ArrVal_1306) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv12 32) .cse17) |v_ULTIMATE.start_main_#t~ret37#1.base_96|)) |v_ULTIMATE.start_new_~p~0#1.base_114| v_ArrVal_1310) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv16 32) .cse17) |v_ULTIMATE.start_main_#t~ret37#1.base_94|)) |v_ULTIMATE.start_new_~p~0#1.base_113| v_ArrVal_1314) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv20 32) .cse17) |v_ULTIMATE.start_main_#t~ret37#1.base_92|)) |v_ULTIMATE.start_new_~p~0#1.base_112| v_ArrVal_1318) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv24 32) .cse17) |v_ULTIMATE.start_main_#t~ret37#1.base_90|)) |v_ULTIMATE.start_new_~p~0#1.base_111| v_ArrVal_1322) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv28 32) .cse17) |v_ULTIMATE.start_main_#t~ret37#1.base_88|)) |v_ULTIMATE.start_new_~p~0#1.base_110| v_ArrVal_1326) |c_~#slot~0.base|) (bvadd |c_~#slot~0.offset| (_ bv32 32) .cse17) |v_ULTIMATE.start_main_#t~ret37#1.base_86|))))))))))) |v_t_funThread1of1ForFork0_new_~p~0#1.base_26| v_ArrVal_1330) |c_~#slot~0.base|) |c_~#slot~0.offset|))))))))))))))) is different from false [2024-11-13 12:35:05,679 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:35:05,680 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:35:05,681 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:35:05,687 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:35:05,695 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:35:05,708 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:35:05,722 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:35:05,744 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:35:05,765 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:35:05,785 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:35:05,885 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 12:35:05,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 128 treesize of output 129 [2024-11-13 12:35:05,898 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 12:35:05,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 122 [2024-11-13 12:35:07,614 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 12:35:07,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 59059994616 treesize of output 59055800316 [2024-11-13 12:35:15,426 WARN L286 SmtUtils]: Spent 7.74s on a formula simplification. DAG size of input: 17948 DAG size of output: 180 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)