./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 5e523f48 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/config/svcomp-Overflow-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6f8a234fc2a7dd634bd03f872a0d7e8707283ecf0f996c6ed729f53ab07d6660 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-5e523f4 [2024-11-21 00:41:51,916 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-21 00:41:52,001 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/config/svcomp-Overflow-32bit-GemCutter_Default.epf [2024-11-21 00:41:52,007 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-21 00:41:52,007 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-21 00:41:52,049 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-21 00:41:52,050 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-21 00:41:52,051 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-21 00:41:52,052 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-21 00:41:52,052 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-21 00:41:52,054 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-21 00:41:52,054 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-21 00:41:52,054 INFO L153 SettingsManager]: * Use SBE=true [2024-11-21 00:41:52,054 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-21 00:41:52,054 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-21 00:41:52,054 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-21 00:41:52,054 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-21 00:41:52,054 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-21 00:41:52,055 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-21 00:41:52,055 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-21 00:41:52,055 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-21 00:41:52,055 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-21 00:41:52,055 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-21 00:41:52,055 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-21 00:41:52,055 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-21 00:41:52,055 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-21 00:41:52,055 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-21 00:41:52,055 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-21 00:41:52,056 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-21 00:41:52,056 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-21 00:41:52,056 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-21 00:41:52,056 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-21 00:41:52,057 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-21 00:41:52,057 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-21 00:41:52,057 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-21 00:41:52,057 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-21 00:41:52,057 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-21 00:41:52,057 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-21 00:41:52,057 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-11-21 00:41:52,057 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-21 00:41:52,057 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-21 00:41:52,057 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-21 00:41:52,058 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-21 00:41:52,058 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-21 00:41:52,058 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-21 00:41:52,058 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_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y 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 ! overflow) ) 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 -> 6f8a234fc2a7dd634bd03f872a0d7e8707283ecf0f996c6ed729f53ab07d6660 [2024-11-21 00:41:52,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-21 00:41:52,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-21 00:41:52,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-21 00:41:52,407 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-21 00:41:52,407 INFO L274 PluginConnector]: CDTParser initialized [2024-11-21 00:41:52,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/../../sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c [2024-11-21 00:41:55,328 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/data/f1fa57ddf/40ee56ad0cd44de2a7893f8944a917d7/FLAG6abc09c88 [2024-11-21 00:41:55,743 INFO L384 CDTParser]: Found 1 translation units. [2024-11-21 00:41:55,743 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c [2024-11-21 00:41:55,755 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/data/f1fa57ddf/40ee56ad0cd44de2a7893f8944a917d7/FLAG6abc09c88 [2024-11-21 00:41:55,777 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/data/f1fa57ddf/40ee56ad0cd44de2a7893f8944a917d7 [2024-11-21 00:41:55,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-21 00:41:55,782 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-21 00:41:55,785 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-21 00:41:55,785 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-21 00:41:55,793 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-21 00:41:55,794 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:41:55" (1/1) ... [2024-11-21 00:41:55,797 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7280041a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:41:55, skipping insertion in model container [2024-11-21 00:41:55,797 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:41:55" (1/1) ... [2024-11-21 00:41:55,834 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-21 00:41:56,210 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-21 00:41:56,227 INFO L200 MainTranslator]: Completed pre-run [2024-11-21 00:41:56,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-21 00:41:56,367 INFO L204 MainTranslator]: Completed translation [2024-11-21 00:41:56,368 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:41:56 WrapperNode [2024-11-21 00:41:56,369 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-21 00:41:56,371 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-21 00:41:56,371 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-21 00:41:56,371 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-21 00:41:56,378 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:41:56" (1/1) ... [2024-11-21 00:41:56,408 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:41:56" (1/1) ... [2024-11-21 00:41:56,503 INFO L138 Inliner]: procedures = 24, calls = 298, calls flagged for inlining = 70, calls inlined = 98, statements flattened = 1683 [2024-11-21 00:41:56,503 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-21 00:41:56,504 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-21 00:41:56,504 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-21 00:41:56,504 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-21 00:41:56,515 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:41:56" (1/1) ... [2024-11-21 00:41:56,515 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:41:56" (1/1) ... [2024-11-21 00:41:56,529 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:41:56" (1/1) ... [2024-11-21 00:41:56,533 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:41:56" (1/1) ... [2024-11-21 00:41:56,609 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:41:56" (1/1) ... [2024-11-21 00:41:56,615 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:41:56" (1/1) ... [2024-11-21 00:41:56,639 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:41:56" (1/1) ... [2024-11-21 00:41:56,644 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:41:56" (1/1) ... [2024-11-21 00:41:56,651 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:41:56" (1/1) ... [2024-11-21 00:41:56,669 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-21 00:41:56,672 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-21 00:41:56,672 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-21 00:41:56,674 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-21 00:41:56,675 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:41:56" (1/1) ... [2024-11-21 00:41:56,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-21 00:41:56,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 [2024-11-21 00:41:56,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-21 00:41:56,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-21 00:41:56,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-21 00:41:56,743 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-21 00:41:56,743 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-21 00:41:56,744 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-21 00:41:56,744 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-21 00:41:56,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-21 00:41:56,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-21 00:41:56,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-21 00:41:56,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-21 00:41:56,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-21 00:41:56,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-21 00:41:56,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-21 00:41:56,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-21 00:41:56,747 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-21 00:41:57,001 INFO L234 CfgBuilder]: Building ICFG [2024-11-21 00:41:57,003 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-21 00:41:59,566 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-21 00:41:59,567 INFO L283 CfgBuilder]: Performing block encoding [2024-11-21 00:42:02,670 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-21 00:42:02,670 INFO L312 CfgBuilder]: Removed 12 assume(true) statements. [2024-11-21 00:42:02,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:42:02 BoogieIcfgContainer [2024-11-21 00:42:02,671 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-21 00:42:02,673 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-21 00:42:02,673 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-21 00:42:02,678 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-21 00:42:02,678 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 12:41:55" (1/3) ... [2024-11-21 00:42:02,679 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ceae24c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:42:02, skipping insertion in model container [2024-11-21 00:42:02,679 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:41:56" (2/3) ... [2024-11-21 00:42:02,680 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ceae24c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:42:02, skipping insertion in model container [2024-11-21 00:42:02,680 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:42:02" (3/3) ... [2024-11-21 00:42:02,681 INFO L128 eAbstractionObserver]: Analyzing ICFG chl-poker-hand-symm.wvr.c [2024-11-21 00:42:02,697 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-21 00:42:02,698 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG chl-poker-hand-symm.wvr.c that has 3 procedures, 152 locations, 1 initial locations, 12 loop locations, and 70 error locations. [2024-11-21 00:42:02,699 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-21 00:42:03,628 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-21 00:42:03,685 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-21 00:42:03,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-21 00:42:03,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 [2024-11-21 00:42:03,688 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-21 00:42:03,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-21 00:42:03,892 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-21 00:42:03,903 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork1 ======== [2024-11-21 00:42:03,911 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=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4dc8b349, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-21 00:42:03,911 INFO L334 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2024-11-21 00:42:08,925 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2024-11-21 00:42:08,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:08,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1987189487, now seen corresponding path program 1 times [2024-11-21 00:42:08,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:08,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199406128] [2024-11-21 00:42:08,943 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:08,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:09,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-21 00:42:09,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:09,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199406128] [2024-11-21 00:42:09,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199406128] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 00:42:09,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-21 00:42:09,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-21 00:42:09,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293967812] [2024-11-21 00:42:09,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 00:42:09,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-21 00:42:09,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:09,696 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-21 00:42:09,696 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-21 00:42:09,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:09,703 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:09,706 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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) [2024-11-21 00:42:09,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:10,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:10,017 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-21 00:42:10,017 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2024-11-21 00:42:10,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:10,018 INFO L85 PathProgramCache]: Analyzing trace with hash -360225214, now seen corresponding path program 1 times [2024-11-21 00:42:10,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:10,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783880297] [2024-11-21 00:42:10,018 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:10,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:10,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:10,569 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-21 00:42:10,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:10,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783880297] [2024-11-21 00:42:10,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783880297] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 00:42:10,571 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-21 00:42:10,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-21 00:42:10,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525065746] [2024-11-21 00:42:10,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 00:42:10,574 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-21 00:42:10,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:10,575 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-21 00:42:10,577 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-21 00:42:10,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:10,578 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:10,578 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 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) [2024-11-21 00:42:10,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:10,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:10,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:10,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:10,782 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-21 00:42:10,782 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2024-11-21 00:42:10,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:10,783 INFO L85 PathProgramCache]: Analyzing trace with hash -143185725, now seen corresponding path program 1 times [2024-11-21 00:42:10,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:10,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670215704] [2024-11-21 00:42:10,783 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:10,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:10,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:11,075 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-21 00:42:11,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:11,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670215704] [2024-11-21 00:42:11,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670215704] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 00:42:11,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-21 00:42:11,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-21 00:42:11,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77860496] [2024-11-21 00:42:11,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 00:42:11,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-21 00:42:11,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:11,077 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-21 00:42:11,077 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-21 00:42:11,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:11,079 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:11,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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) [2024-11-21 00:42:11,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:11,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:11,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:11,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:11,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:11,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:11,788 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-21 00:42:11,788 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2024-11-21 00:42:11,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:11,789 INFO L85 PathProgramCache]: Analyzing trace with hash -143126143, now seen corresponding path program 1 times [2024-11-21 00:42:11,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:11,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260013620] [2024-11-21 00:42:11,789 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:11,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:11,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:11,995 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-21 00:42:11,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:11,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260013620] [2024-11-21 00:42:11,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260013620] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 00:42:11,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-21 00:42:11,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-21 00:42:11,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825427958] [2024-11-21 00:42:11,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 00:42:11,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-21 00:42:11,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:11,997 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-21 00:42:11,997 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-21 00:42:11,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:11,998 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:11,998 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 21.5) internal successors, (43), 3 states have internal predecessors, (43), 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) [2024-11-21 00:42:11,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:11,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:11,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:11,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:12,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:12,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:12,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:12,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:12,747 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-21 00:42:12,747 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2024-11-21 00:42:12,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:12,748 INFO L85 PathProgramCache]: Analyzing trace with hash 783588254, now seen corresponding path program 1 times [2024-11-21 00:42:12,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:12,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625908667] [2024-11-21 00:42:12,749 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:12,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:12,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:13,057 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-21 00:42:13,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:13,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625908667] [2024-11-21 00:42:13,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625908667] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 00:42:13,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2025616212] [2024-11-21 00:42:13,058 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:13,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:13,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 [2024-11-21 00:42:13,061 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 00:42:13,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-21 00:42:13,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:13,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-21 00:42:13,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 00:42:13,871 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-21 00:42:13,871 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-21 00:42:13,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2025616212] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-21 00:42:13,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-21 00:42:13,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-21 00:42:13,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823776718] [2024-11-21 00:42:13,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-21 00:42:13,873 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-21 00:42:13,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:13,874 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-21 00:42:13,874 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-21 00:42:13,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:13,875 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:13,875 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 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) [2024-11-21 00:42:13,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:13,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:13,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:13,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:13,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:14,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:14,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:14,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:14,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:14,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:14,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-21 00:42:14,242 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:14,242 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2024-11-21 00:42:14,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:14,243 INFO L85 PathProgramCache]: Analyzing trace with hash -1078345839, now seen corresponding path program 1 times [2024-11-21 00:42:14,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:14,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061853694] [2024-11-21 00:42:14,243 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:14,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:14,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:14,544 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-21 00:42:14,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:14,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061853694] [2024-11-21 00:42:14,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061853694] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 00:42:14,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1027255768] [2024-11-21 00:42:14,546 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:14,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:14,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 [2024-11-21 00:42:14,549 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 00:42:14,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-21 00:42:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:15,348 INFO L256 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-21 00:42:15,354 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 00:42:15,415 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-21 00:42:15,417 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 00:42:15,470 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-21 00:42:15,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1027255768] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 00:42:15,471 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 00:42:15,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2024-11-21 00:42:15,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653264908] [2024-11-21 00:42:15,471 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 00:42:15,473 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-21 00:42:15,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:15,474 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-21 00:42:15,475 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-21 00:42:15,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:15,476 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:15,477 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.8) internal successors, (108), 10 states have internal predecessors, (108), 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) [2024-11-21 00:42:15,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:15,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:15,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:15,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:15,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:15,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:16,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:16,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:16,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:16,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:16,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:16,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-21 00:42:16,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-21 00:42:16,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:16,330 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2024-11-21 00:42:16,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:16,331 INFO L85 PathProgramCache]: Analyzing trace with hash 1326873505, now seen corresponding path program 1 times [2024-11-21 00:42:16,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:16,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405409257] [2024-11-21 00:42:16,331 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:16,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:16,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:16,755 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-21 00:42:16,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:16,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405409257] [2024-11-21 00:42:16,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405409257] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 00:42:16,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1671853528] [2024-11-21 00:42:16,756 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:16,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:16,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 [2024-11-21 00:42:16,758 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 00:42:16,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-21 00:42:17,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:17,610 INFO L256 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-21 00:42:17,617 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 00:42:17,735 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-21 00:42:17,735 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 00:42:17,866 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-21 00:42:17,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1671853528] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 00:42:17,867 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 00:42:17,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 8, 8] total 18 [2024-11-21 00:42:17,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562125275] [2024-11-21 00:42:17,867 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 00:42:17,868 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-21 00:42:17,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:17,869 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-21 00:42:17,873 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=234, Unknown=0, NotChecked=0, Total=306 [2024-11-21 00:42:17,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:17,874 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:17,874 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 6.777777777777778) internal successors, (122), 18 states have internal predecessors, (122), 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) [2024-11-21 00:42:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-21 00:42:17,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:18,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:18,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-21 00:42:18,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-21 00:42:18,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-21 00:42:19,121 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:19,122 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2024-11-21 00:42:19,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:19,123 INFO L85 PathProgramCache]: Analyzing trace with hash -214606156, now seen corresponding path program 1 times [2024-11-21 00:42:19,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:19,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688712438] [2024-11-21 00:42:19,124 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:19,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:19,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:19,600 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2024-11-21 00:42:19,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:19,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688712438] [2024-11-21 00:42:19,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688712438] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 00:42:19,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [796495644] [2024-11-21 00:42:19,600 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:19,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:19,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 [2024-11-21 00:42:19,602 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 00:42:19,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-21 00:42:20,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:20,406 INFO L256 TraceCheckSpWp]: Trace formula consists of 872 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-21 00:42:20,411 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 00:42:20,620 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-21 00:42:20,622 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 00:42:20,872 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-21 00:42:20,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [796495644] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 00:42:20,872 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 00:42:20,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 13, 13] total 26 [2024-11-21 00:42:20,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421825468] [2024-11-21 00:42:20,873 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 00:42:20,873 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-21 00:42:20,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:20,874 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-21 00:42:20,875 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=489, Unknown=0, NotChecked=0, Total=650 [2024-11-21 00:42:20,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:20,875 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:20,876 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 4.269230769230769) internal successors, (111), 26 states have internal predecessors, (111), 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) [2024-11-21 00:42:20,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:20,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:20,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:20,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:20,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:20,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-21 00:42:20,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-21 00:42:20,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:22,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:22,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:22,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:22,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:22,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:22,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-21 00:42:22,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-21 00:42:22,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-21 00:42:22,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-21 00:42:22,226 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:22,227 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2024-11-21 00:42:22,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:22,227 INFO L85 PathProgramCache]: Analyzing trace with hash 1506036783, now seen corresponding path program 2 times [2024-11-21 00:42:22,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:22,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238841550] [2024-11-21 00:42:22,228 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:22,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:22,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:22,868 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2024-11-21 00:42:22,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:22,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238841550] [2024-11-21 00:42:22,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238841550] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 00:42:22,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [150457692] [2024-11-21 00:42:22,868 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-21 00:42:22,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:22,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 [2024-11-21 00:42:22,871 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 00:42:22,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-21 00:42:23,765 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-21 00:42:23,765 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 00:42:23,771 INFO L256 TraceCheckSpWp]: Trace formula consists of 1060 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-21 00:42:23,776 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 00:42:24,267 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-11-21 00:42:24,268 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 00:42:24,898 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-11-21 00:42:24,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [150457692] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 00:42:24,898 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 00:42:24,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 25, 25] total 51 [2024-11-21 00:42:24,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827933114] [2024-11-21 00:42:24,899 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 00:42:24,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-11-21 00:42:24,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:24,900 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-11-21 00:42:24,902 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=509, Invalid=2041, Unknown=0, NotChecked=0, Total=2550 [2024-11-21 00:42:24,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:24,902 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:24,903 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 3.0) internal successors, (153), 51 states have internal predecessors, (153), 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) [2024-11-21 00:42:24,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:24,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:24,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:24,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:24,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:24,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-21 00:42:24,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-21 00:42:24,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-21 00:42:24,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:26,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:26,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:26,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:26,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:26,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:26,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-21 00:42:26,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-21 00:42:26,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-21 00:42:26,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-21 00:42:26,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-21 00:42:26,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:26,720 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2024-11-21 00:42:26,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:26,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1629374550, now seen corresponding path program 3 times [2024-11-21 00:42:26,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:26,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658279857] [2024-11-21 00:42:26,721 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:26,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:26,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:27,453 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2024-11-21 00:42:27,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:27,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658279857] [2024-11-21 00:42:27,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658279857] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 00:42:27,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [393296605] [2024-11-21 00:42:27,453 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-21 00:42:27,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:27,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 [2024-11-21 00:42:27,456 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 00:42:27,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-21 00:42:28,771 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-11-21 00:42:28,772 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 00:42:28,776 INFO L256 TraceCheckSpWp]: Trace formula consists of 780 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-21 00:42:28,780 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 00:42:28,822 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2024-11-21 00:42:28,823 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 00:42:28,905 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2024-11-21 00:42:28,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [393296605] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 00:42:28,905 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 00:42:28,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-11-21 00:42:28,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347480161] [2024-11-21 00:42:28,906 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 00:42:28,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-21 00:42:28,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:28,907 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-21 00:42:28,907 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2024-11-21 00:42:28,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:28,908 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:28,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 10.1) internal successors, (101), 11 states have internal predecessors, (101), 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) [2024-11-21 00:42:28,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:28,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:28,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:28,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:28,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:28,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-21 00:42:28,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-21 00:42:28,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-21 00:42:28,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-11-21 00:42:28,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:29,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:29,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:29,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:29,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:29,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:29,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-21 00:42:29,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-21 00:42:29,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-21 00:42:29,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-21 00:42:29,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-21 00:42:29,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-21 00:42:29,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-21 00:42:29,509 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2024-11-21 00:42:29,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:29,509 INFO L85 PathProgramCache]: Analyzing trace with hash -1276679951, now seen corresponding path program 4 times [2024-11-21 00:42:29,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:29,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372481670] [2024-11-21 00:42:29,509 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:29,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:30,748 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2024-11-21 00:42:30,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:30,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372481670] [2024-11-21 00:42:30,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372481670] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 00:42:30,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [382278594] [2024-11-21 00:42:30,749 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-21 00:42:30,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:30,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 [2024-11-21 00:42:30,751 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 00:42:30,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-21 00:42:31,849 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-21 00:42:31,849 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-21 00:42:31,856 INFO L256 TraceCheckSpWp]: Trace formula consists of 1304 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-21 00:42:31,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-21 00:42:31,949 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2024-11-21 00:42:31,949 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-21 00:42:32,114 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2024-11-21 00:42:32,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [382278594] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-21 00:42:32,115 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-21 00:42:32,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 15 [2024-11-21 00:42:32,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894962032] [2024-11-21 00:42:32,115 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-21 00:42:32,116 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-21 00:42:32,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-21 00:42:32,116 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-21 00:42:32,117 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=120, Unknown=0, NotChecked=0, Total=240 [2024-11-21 00:42:32,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:32,117 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-21 00:42:32,118 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 8.866666666666667) internal successors, (133), 16 states have internal predecessors, (133), 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) [2024-11-21 00:42:32,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:32,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:32,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:32,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:32,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:32,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-21 00:42:32,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-21 00:42:32,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-21 00:42:32,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-11-21 00:42:32,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-21 00:42:32,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-21 00:42:32,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:32,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:32,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:32,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:32,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-21 00:42:32,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-21 00:42:32,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-21 00:42:32,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-21 00:42:32,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-21 00:42:32,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-21 00:42:32,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-21 00:42:32,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-21 00:42:32,860 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-11-21 00:42:32,860 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2024-11-21 00:42:32,860 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-21 00:42:32,860 INFO L85 PathProgramCache]: Analyzing trace with hash -1322195976, now seen corresponding path program 5 times [2024-11-21 00:42:32,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-21 00:42:32,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780884724] [2024-11-21 00:42:32,861 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-21 00:42:32,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-21 00:42:33,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-21 00:42:34,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1185 backedges. 494 proven. 39 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2024-11-21 00:42:34,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-21 00:42:34,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780884724] [2024-11-21 00:42:34,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780884724] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-21 00:42:34,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1330487385] [2024-11-21 00:42:34,852 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-21 00:42:34,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-21 00:42:34,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 [2024-11-21 00:42:34,854 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-21 00:42:34,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_894a564c-50f5-4d3e-befe-d21bf59b978e/bin/ugemcutter-verify-jAHUagO94Y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process