./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 765142a1ef820c0c2cf2fa98a3978a1412f5a1196c629c20848264001100dcc9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:16:07,914 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:16:07,980 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Overflow-32bit-Taipan_Default.epf [2024-11-14 04:16:07,986 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:16:07,986 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:16:08,010 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:16:08,011 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:16:08,011 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:16:08,011 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:16:08,011 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:16:08,012 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:16:08,012 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:16:08,012 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:16:08,012 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:16:08,012 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:16:08,012 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:16:08,013 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:16:08,013 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:16:08,013 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:16:08,013 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:16:08,013 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:16:08,013 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:16:08,014 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:16:08,014 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:16:08,014 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:16:08,014 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:16:08,014 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:16:08,014 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:16:08,014 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:16:08,014 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:16:08,014 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:16:08,015 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:16:08,015 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-14 04:16:08,015 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 04:16:08,015 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:16:08,015 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:16:08,015 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:16:08,015 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:16:08,015 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:16:08,015 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:16:08,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:16:08,016 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:16:08,016 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:16:08,016 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:16:08,016 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:16:08,017 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:16:08,017 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:16:08,017 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:16:08,017 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:16:08,017 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E 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 -> Taipan 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 -> 765142a1ef820c0c2cf2fa98a3978a1412f5a1196c629c20848264001100dcc9 [2024-11-14 04:16:08,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:16:08,312 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:16:08,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:16:08,320 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:16:08,321 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:16:08,324 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-1.i Unable to find full path for "g++" [2024-11-14 04:16:10,240 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:16:10,711 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:16:10,712 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-1.i [2024-11-14 04:16:10,727 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/data/be8d92722/f991384cc06243adb2ff13832ce99cd7/FLAG68e021080 [2024-11-14 04:16:10,743 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/data/be8d92722/f991384cc06243adb2ff13832ce99cd7 [2024-11-14 04:16:10,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:16:10,748 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:16:10,751 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:16:10,752 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:16:10,757 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:16:10,758 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:16:10" (1/1) ... [2024-11-14 04:16:10,759 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e9d48e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:16:10, skipping insertion in model container [2024-11-14 04:16:10,761 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:16:10" (1/1) ... [2024-11-14 04:16:10,822 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:16:11,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:16:11,578 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:16:11,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:16:11,771 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:16:11,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:16:11 WrapperNode [2024-11-14 04:16:11,772 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:16:11,773 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:16:11,773 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:16:11,773 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:16:11,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:16:11" (1/1) ... [2024-11-14 04:16:11,815 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:16:11" (1/1) ... [2024-11-14 04:16:11,892 INFO L138 Inliner]: procedures = 176, calls = 336, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1563 [2024-11-14 04:16:11,894 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:16:11,895 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:16:11,897 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:16:11,897 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:16:11,914 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:16:11" (1/1) ... [2024-11-14 04:16:11,915 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:16:11" (1/1) ... [2024-11-14 04:16:11,933 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:16:11" (1/1) ... [2024-11-14 04:16:11,936 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:16:11" (1/1) ... [2024-11-14 04:16:11,990 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:16:11" (1/1) ... [2024-11-14 04:16:12,001 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:16:11" (1/1) ... [2024-11-14 04:16:12,006 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:16:11" (1/1) ... [2024-11-14 04:16:12,014 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:16:11" (1/1) ... [2024-11-14 04:16:12,033 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:16:12,034 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:16:12,034 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:16:12,034 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:16:12,035 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:16:11" (1/1) ... [2024-11-14 04:16:12,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:16:12,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:16:12,066 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:16:12,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:16:12,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 04:16:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-14 04:16:12,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-14 04:16:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 04:16:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-14 04:16:12,123 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-14 04:16:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 04:16:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:16:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 04:16:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 04:16:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 04:16:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:16:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:16:12,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:16:12,400 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:16:12,402 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:16:15,331 INFO L? ?]: Removed 390 outVars from TransFormulas that were not future-live. [2024-11-14 04:16:15,331 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:16:17,278 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:16:17,279 INFO L316 CfgBuilder]: Removed 60 assume(true) statements. [2024-11-14 04:16:17,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:16:17 BoogieIcfgContainer [2024-11-14 04:16:17,280 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:16:17,283 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:16:17,284 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:16:17,288 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:16:17,289 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:16:10" (1/3) ... [2024-11-14 04:16:17,290 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ddded2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:16:17, skipping insertion in model container [2024-11-14 04:16:17,290 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:16:11" (2/3) ... [2024-11-14 04:16:17,291 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ddded2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:16:17, skipping insertion in model container [2024-11-14 04:16:17,291 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:16:17" (3/3) ... [2024-11-14 04:16:17,292 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test4-1.i [2024-11-14 04:16:17,312 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:16:17,313 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG uthash_OAT_test4-1.i that has 3 procedures, 143 locations, 1 initial locations, 35 loop locations, and 6 error locations. [2024-11-14 04:16:17,379 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:16:17,395 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=FINITE_AUTOMATA, 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;@7e4e7c38, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:16:17,395 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-14 04:16:17,400 INFO L276 IsEmpty]: Start isEmpty. Operand has 143 states, 118 states have (on average 1.7542372881355932) internal successors, (207), 134 states have internal predecessors, (207), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-14 04:16:17,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-14 04:16:17,406 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:16:17,407 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1] [2024-11-14 04:16:17,407 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-14 04:16:17,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:16:17,413 INFO L85 PathProgramCache]: Analyzing trace with hash 1647676, now seen corresponding path program 1 times [2024-11-14 04:16:17,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:16:17,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232009400] [2024-11-14 04:16:17,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:16:17,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:16:17,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:16:17,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:16:17,583 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:16:17,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232009400] [2024-11-14 04:16:17,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232009400] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:16:17,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:16:17,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-14 04:16:17,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345449988] [2024-11-14 04:16:17,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:16:17,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 04:16:17,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:16:17,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 04:16:17,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 04:16:17,615 INFO L87 Difference]: Start difference. First operand has 143 states, 118 states have (on average 1.7542372881355932) internal successors, (207), 134 states have internal predecessors, (207), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2024-11-14 04:16:19,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:16:21,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:16:23,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:16:25,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:16:26,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:16:26,060 INFO L93 Difference]: Finished difference Result 284 states and 477 transitions. [2024-11-14 04:16:26,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 04:16:26,065 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 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) Word has length 3 [2024-11-14 04:16:26,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:16:26,073 INFO L225 Difference]: With dead ends: 284 [2024-11-14 04:16:26,073 INFO L226 Difference]: Without dead ends: 141 [2024-11-14 04:16:26,076 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 04:16:26,079 INFO L432 NwaCegarLoop]: 151 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:16:26,080 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 151 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 4 Unknown, 0 Unchecked, 8.4s Time] [2024-11-14 04:16:26,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2024-11-14 04:16:26,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2024-11-14 04:16:26,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 118 states have (on average 1.228813559322034) internal successors, (145), 132 states have internal predecessors, (145), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-14 04:16:26,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 177 transitions. [2024-11-14 04:16:26,146 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 177 transitions. Word has length 3 [2024-11-14 04:16:26,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:16:26,146 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 177 transitions. [2024-11-14 04:16:26,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2024-11-14 04:16:26,149 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 177 transitions. [2024-11-14 04:16:26,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-14 04:16:26,150 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:16:26,150 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-14 04:16:26,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 04:16:26,151 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-14 04:16:26,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:16:26,151 INFO L85 PathProgramCache]: Analyzing trace with hash 51078015, now seen corresponding path program 1 times [2024-11-14 04:16:26,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:16:26,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723173713] [2024-11-14 04:16:26,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:16:26,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:16:26,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 04:16:26,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1157242142] [2024-11-14 04:16:26,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:16:26,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:16:26,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:16:26,188 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:16:26,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 04:16:26,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:16:26,477 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 04:16:26,485 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:16:26,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:16:26,510 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:16:26,511 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:16:26,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723173713] [2024-11-14 04:16:26,512 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-14 04:16:26,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1157242142] [2024-11-14 04:16:26,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1157242142] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:16:26,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:16:26,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-14 04:16:26,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613106276] [2024-11-14 04:16:26,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:16:26,515 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:16:26,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:16:26,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:16:26,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:16:26,516 INFO L87 Difference]: Start difference. First operand 141 states and 177 transitions. Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2024-11-14 04:16:28,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:16:30,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:16:32,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:16:34,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:16:36,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:16:38,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:16:40,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:16:42,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:16:44,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:16:46,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:16:49,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 04:16:49,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:16:49,267 INFO L93 Difference]: Finished difference Result 274 states and 346 transitions. [2024-11-14 04:16:49,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:16:49,270 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) Word has length 4 [2024-11-14 04:16:49,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:16:49,272 INFO L225 Difference]: With dead ends: 274 [2024-11-14 04:16:49,272 INFO L226 Difference]: Without dead ends: 245 [2024-11-14 04:16:49,273 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:16:49,274 INFO L432 NwaCegarLoop]: 164 mSDtfsCounter, 105 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:16:49,274 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 311 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 9 Unknown, 0 Unchecked, 22.7s Time] [2024-11-14 04:16:49,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2024-11-14 04:16:49,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 144. [2024-11-14 04:16:49,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 121 states have (on average 1.2231404958677685) internal successors, (148), 135 states have internal predecessors, (148), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-14 04:16:49,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 180 transitions. [2024-11-14 04:16:49,290 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 180 transitions. Word has length 4 [2024-11-14 04:16:49,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:16:49,291 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 180 transitions. [2024-11-14 04:16:49,291 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2024-11-14 04:16:49,291 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 180 transitions. [2024-11-14 04:16:49,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-14 04:16:49,292 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:16:49,293 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:16:49,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 04:16:49,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:16:49,494 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-14 04:16:49,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:16:49,497 INFO L85 PathProgramCache]: Analyzing trace with hash 1833785385, now seen corresponding path program 1 times [2024-11-14 04:16:49,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:16:49,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690835690] [2024-11-14 04:16:49,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:16:49,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:16:49,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:16:50,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:16:50,315 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:16:50,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690835690] [2024-11-14 04:16:50,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690835690] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:16:50,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:16:50,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:16:50,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919849773] [2024-11-14 04:16:50,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:16:50,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:16:50,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:16:50,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:16:50,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:16:50,319 INFO L87 Difference]: Start difference. First operand 144 states and 180 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 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) [2024-11-14 04:16:52,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:16:54,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:16:56,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:16:58,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:00,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:02,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:04,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:06,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:08,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:10,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:12,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 04:17:14,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 04:17:14,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:17:14,043 INFO L93 Difference]: Finished difference Result 298 states and 372 transitions. [2024-11-14 04:17:14,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:17:14,049 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 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) Word has length 56 [2024-11-14 04:17:14,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:17:14,051 INFO L225 Difference]: With dead ends: 298 [2024-11-14 04:17:14,051 INFO L226 Difference]: Without dead ends: 158 [2024-11-14 04:17:14,052 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:17:14,052 INFO L432 NwaCegarLoop]: 150 mSDtfsCounter, 4 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 0 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:17:14,053 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 296 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 50 Invalid, 9 Unknown, 0 Unchecked, 23.7s Time] [2024-11-14 04:17:14,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2024-11-14 04:17:14,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2024-11-14 04:17:14,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 135 states have (on average 1.2074074074074075) internal successors, (163), 149 states have internal predecessors, (163), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-14 04:17:14,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 195 transitions. [2024-11-14 04:17:14,065 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 195 transitions. Word has length 56 [2024-11-14 04:17:14,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:17:14,065 INFO L471 AbstractCegarLoop]: Abstraction has 158 states and 195 transitions. [2024-11-14 04:17:14,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 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) [2024-11-14 04:17:14,066 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 195 transitions. [2024-11-14 04:17:14,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-14 04:17:14,067 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:17:14,068 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:17:14,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 04:17:14,068 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-14 04:17:14,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:17:14,068 INFO L85 PathProgramCache]: Analyzing trace with hash -1494143809, now seen corresponding path program 1 times [2024-11-14 04:17:14,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:17:14,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637768419] [2024-11-14 04:17:14,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:17:14,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:17:14,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:17:14,715 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-14 04:17:14,717 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:17:14,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637768419] [2024-11-14 04:17:14,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637768419] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:17:14,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:17:14,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:17:14,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573012214] [2024-11-14 04:17:14,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:17:14,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:17:14,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:17:14,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:17:14,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:17:14,720 INFO L87 Difference]: Start difference. First operand 158 states and 195 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-14 04:17:16,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:18,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:20,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:22,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:25,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:27,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:29,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:31,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:33,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:35,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:37,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:38,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:17:38,086 INFO L93 Difference]: Finished difference Result 346 states and 427 transitions. [2024-11-14 04:17:38,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:17:38,088 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 69 [2024-11-14 04:17:38,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:17:38,090 INFO L225 Difference]: With dead ends: 346 [2024-11-14 04:17:38,090 INFO L226 Difference]: Without dead ends: 206 [2024-11-14 04:17:38,091 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:17:38,092 INFO L432 NwaCegarLoop]: 150 mSDtfsCounter, 23 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 0 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:17:38,092 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 296 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 50 Invalid, 10 Unknown, 0 Unchecked, 23.3s Time] [2024-11-14 04:17:38,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2024-11-14 04:17:38,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 206. [2024-11-14 04:17:38,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 180 states have (on average 1.1777777777777778) internal successors, (212), 194 states have internal predecessors, (212), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 10 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-14 04:17:38,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 250 transitions. [2024-11-14 04:17:38,108 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 250 transitions. Word has length 69 [2024-11-14 04:17:38,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:17:38,108 INFO L471 AbstractCegarLoop]: Abstraction has 206 states and 250 transitions. [2024-11-14 04:17:38,109 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-14 04:17:38,109 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 250 transitions. [2024-11-14 04:17:38,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-14 04:17:38,111 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:17:38,111 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:17:38,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 04:17:38,111 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-14 04:17:38,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:17:38,112 INFO L85 PathProgramCache]: Analyzing trace with hash 197766449, now seen corresponding path program 1 times [2024-11-14 04:17:38,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:17:38,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375673170] [2024-11-14 04:17:38,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:17:38,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:17:38,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:17:38,781 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-14 04:17:38,782 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:17:38,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375673170] [2024-11-14 04:17:38,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375673170] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:17:38,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:17:38,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:17:38,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553219385] [2024-11-14 04:17:38,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:17:38,783 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:17:38,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:17:38,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:17:38,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:17:38,784 INFO L87 Difference]: Start difference. First operand 206 states and 250 transitions. Second operand has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-14 04:17:40,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:42,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:44,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:47,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:49,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:51,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:53,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:17:55,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 04:17:55,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:17:55,958 INFO L93 Difference]: Finished difference Result 206 states and 250 transitions. [2024-11-14 04:17:55,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:17:55,963 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 82 [2024-11-14 04:17:55,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:17:55,964 INFO L225 Difference]: With dead ends: 206 [2024-11-14 04:17:55,965 INFO L226 Difference]: Without dead ends: 205 [2024-11-14 04:17:55,965 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:17:55,966 INFO L432 NwaCegarLoop]: 143 mSDtfsCounter, 45 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 1 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:17:55,966 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 339 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 64 Invalid, 8 Unknown, 0 Unchecked, 17.2s Time] [2024-11-14 04:17:55,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2024-11-14 04:17:55,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 205. [2024-11-14 04:17:55,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 180 states have (on average 1.1722222222222223) internal successors, (211), 193 states have internal predecessors, (211), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 10 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-14 04:17:55,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 249 transitions. [2024-11-14 04:17:55,983 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 249 transitions. Word has length 82 [2024-11-14 04:17:55,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:17:55,983 INFO L471 AbstractCegarLoop]: Abstraction has 205 states and 249 transitions. [2024-11-14 04:17:55,983 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-14 04:17:55,984 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 249 transitions. [2024-11-14 04:17:55,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-14 04:17:55,985 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:17:55,986 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:17:55,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-14 04:17:55,986 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-14 04:17:55,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:17:55,986 INFO L85 PathProgramCache]: Analyzing trace with hash 1835794108, now seen corresponding path program 1 times [2024-11-14 04:17:55,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:17:55,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604352764] [2024-11-14 04:17:55,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:17:55,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:17:56,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:17:56,592 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-14 04:17:56,594 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:17:56,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604352764] [2024-11-14 04:17:56,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604352764] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:17:56,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:17:56,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:17:56,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848185173] [2024-11-14 04:17:56,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:17:56,595 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:17:56,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:17:56,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:17:56,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:17:56,596 INFO L87 Difference]: Start difference. First operand 205 states and 249 transitions. Second operand has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-14 04:17:58,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:18:00,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:18:01,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:18:03,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:18:05,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:18:07,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:18:09,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:18:12,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:18:14,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:18:16,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:18:18,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:18:20,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:18:22,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:18:25,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 04:18:26,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:26,398 INFO L93 Difference]: Finished difference Result 243 states and 293 transitions. [2024-11-14 04:18:26,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:18:26,405 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 83 [2024-11-14 04:18:26,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:26,407 INFO L225 Difference]: With dead ends: 243 [2024-11-14 04:18:26,407 INFO L226 Difference]: Without dead ends: 242 [2024-11-14 04:18:26,407 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:18:26,412 INFO L432 NwaCegarLoop]: 145 mSDtfsCounter, 38 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 0 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:26,412 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 433 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 87 Invalid, 11 Unknown, 0 Unchecked, 29.8s Time] [2024-11-14 04:18:26,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2024-11-14 04:18:26,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2024-11-14 04:18:26,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 214 states have (on average 1.158878504672897) internal successors, (248), 227 states have internal predecessors, (248), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 13 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-14 04:18:26,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 292 transitions. [2024-11-14 04:18:26,437 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 292 transitions. Word has length 83 [2024-11-14 04:18:26,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:26,438 INFO L471 AbstractCegarLoop]: Abstraction has 242 states and 292 transitions. [2024-11-14 04:18:26,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-14 04:18:26,438 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 292 transitions. [2024-11-14 04:18:26,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-14 04:18:26,441 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:26,441 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:18:26,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-14 04:18:26,441 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-14 04:18:26,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:26,442 INFO L85 PathProgramCache]: Analyzing trace with hash -1969323180, now seen corresponding path program 1 times [2024-11-14 04:18:26,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:18:26,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665861863] [2024-11-14 04:18:26,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:26,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:18:28,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:28,612 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-14 04:18:28,612 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:18:28,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665861863] [2024-11-14 04:18:28,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665861863] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:18:28,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1644058046] [2024-11-14 04:18:28,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:28,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:18:28,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:18:28,616 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:18:28,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-14 04:19:15,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:15,421 INFO L255 TraceCheckSpWp]: Trace formula consists of 807 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 04:19:15,427 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:19:15,466 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-14 04:19:15,467 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:19:15,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1644058046] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:15,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 04:19:15,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2024-11-14 04:19:15,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433228961] [2024-11-14 04:19:15,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:15,468 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:19:15,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:15,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:19:15,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:19:15,470 INFO L87 Difference]: Start difference. First operand 242 states and 292 transitions. Second operand has 4 states, 3 states have (on average 24.666666666666668) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-14 04:19:17,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:19:19,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:19:21,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:19:23,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:19:25,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:19:26,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:19:28,172 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:19:30,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:19:32,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:19:34,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:19:37,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 04:19:37,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:37,824 INFO L93 Difference]: Finished difference Result 465 states and 575 transitions. [2024-11-14 04:19:37,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:19:37,830 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 24.666666666666668) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 86 [2024-11-14 04:19:37,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:37,832 INFO L225 Difference]: With dead ends: 465 [2024-11-14 04:19:37,833 INFO L226 Difference]: Without dead ends: 244 [2024-11-14 04:19:37,833 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:19:37,834 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 0 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 3 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:37,834 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 434 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 85 Invalid, 8 Unknown, 0 Unchecked, 22.3s Time] [2024-11-14 04:19:37,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2024-11-14 04:19:37,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 244. [2024-11-14 04:19:37,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 215 states have (on average 1.1627906976744187) internal successors, (250), 229 states have internal predecessors, (250), 22 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (26), 13 states have call predecessors, (26), 22 states have call successors, (26) [2024-11-14 04:19:37,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 298 transitions. [2024-11-14 04:19:37,857 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 298 transitions. Word has length 86 [2024-11-14 04:19:37,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:37,858 INFO L471 AbstractCegarLoop]: Abstraction has 244 states and 298 transitions. [2024-11-14 04:19:37,858 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 24.666666666666668) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-14 04:19:37,858 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 298 transitions. [2024-11-14 04:19:37,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-14 04:19:37,860 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:37,860 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:37,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-14 04:19:38,061 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:19:38,061 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-14 04:19:38,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:38,061 INFO L85 PathProgramCache]: Analyzing trace with hash -36052148, now seen corresponding path program 1 times [2024-11-14 04:19:38,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:38,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768999949] [2024-11-14 04:19:38,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:38,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:39,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:40,032 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-14 04:19:40,032 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:40,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768999949] [2024-11-14 04:19:40,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768999949] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:19:40,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1529138653] [2024-11-14 04:19:40,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:40,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:19:40,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:19:40,035 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:19:40,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3065139-2347-4b78-80f9-4c4810f4d9a4/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-14 04:19:55,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:55,562 INFO L255 TraceCheckSpWp]: Trace formula consists of 867 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-14 04:19:55,569 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:19:55,608 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 21 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-14 04:19:55,609 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:19:55,734 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-14 04:19:55,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1529138653] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:19:55,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [614873530] [2024-11-14 04:19:55,790 INFO L159 IcfgInterpreter]: Started Sifa with 75 locations of interest [2024-11-14 04:19:55,790 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 04:19:55,794 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 04:19:55,803 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 04:19:55,804 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 04:21:16,071 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 148 for LOIs [2024-11-14 04:21:16,241 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 04:22:09,330 WARN L286 SmtUtils]: Spent 10.51s on a formula simplification that was a NOOP. DAG size: 176 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:22:19,032 WARN L286 SmtUtils]: Spent 6.17s on a formula simplification that was a NOOP. DAG size: 181 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:23:12,038 WARN L286 SmtUtils]: Spent 18.74s on a formula simplification that was a NOOP. DAG size: 214 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:23:14,047 WARN L851 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_main_~i~0#1| 9) (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (let ((.cse21 (exists ((|v_#Ultimate.C_memset_#t~loopctr309_34| Int)) (and (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr309_34| 4294967296)) (<= 0 |v_#Ultimate.C_memset_#t~loopctr309_34|))))) (or (and (exists ((|v_old(#memory_$Pointer$.offset)_AFTER_CALL_52| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_628| (Array Int (Array Int Int))) (|v_#memory_int_720| (Array Int (Array Int Int))) (|v_#valid_85| (Array Int Int)) (|v_#memory_$Pointer$.offset_628| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_185| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_184| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_183| (Array Int (Array Int Int))) (|v_#length_57| (Array Int Int)) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_52| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_183| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_184| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_185| (Array Int (Array Int Int))) (|v_#memory_int_199| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc57#1.base_6| Int) (|v_#memory_int_200| (Array Int (Array Int Int)))) (let ((.cse17 (select (select |v_#memory_$Pointer$.base_183| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse18 (select (select |v_#memory_$Pointer$.offset_183| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse11 (select (select |v_#memory_$Pointer$.base_628| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse12 (+ 16 (select (select |v_#memory_$Pointer$.offset_628| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse13 (store |v_#memory_$Pointer$.offset_628| .cse11 (store (select |v_#memory_$Pointer$.offset_628| .cse11) .cse12 8))) (.cse2 (store |v_#memory_$Pointer$.base_628| .cse11 (store (select |v_#memory_$Pointer$.base_628| .cse11) .cse12 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse5 (store |v_#memory_$Pointer$.offset_183| .cse17 (store (select |v_#memory_$Pointer$.offset_183| .cse17) .cse18 0))) (.cse8 (store |v_#memory_$Pointer$.base_183| .cse17 (store (select |v_#memory_$Pointer$.base_183| .cse17) .cse18 |v_ULTIMATE.start_main_#t~malloc57#1.base_6|)))) (let ((.cse6 (select (select .cse8 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse7 (+ 40 (select (select .cse5 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse14 (select (select |v_#memory_$Pointer$.base_184| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse15 (+ (select (select |v_#memory_$Pointer$.offset_184| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse0 (select (select |v_#memory_$Pointer$.base_185| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse1 (+ (select (select |v_#memory_$Pointer$.offset_185| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse3 (select (select .cse2 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse4 (+ (select (select .cse13 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4))) (and (= (store |v_#memory_$Pointer$.base_185| .cse0 (store (select |v_#memory_$Pointer$.base_185| .cse0) .cse1 (select (select |v_#memory_$Pointer$.base_184| .cse0) .cse1))) |v_#memory_$Pointer$.base_184|) (= (store .cse2 .cse3 (store (select .cse2 .cse3) .cse4 (select (select |v_#memory_$Pointer$.base_185| .cse3) .cse4))) |v_#memory_$Pointer$.base_185|) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_52| (store .cse5 .cse6 (store (select .cse5 .cse6) .cse7 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_52| .cse6) .cse7)))) (= (store .cse8 .cse6 (store (select .cse8 .cse6) .cse7 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_52| .cse6) .cse7))) |v_old(#memory_$Pointer$.base)_AFTER_CALL_52|) (let ((.cse9 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_52| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse10 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_52| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_52| .cse9) .cse10) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_52| .cse9) .cse10) 0)))) (= (select |v_#valid_85| |v_ULTIMATE.start_main_#t~malloc57#1.base_6|) 0) (= (store |v_#memory_int_720| .cse11 (store (select |v_#memory_int_720| .cse11) .cse12 (select (select |v_#memory_int_200| .cse11) .cse12))) |v_#memory_int_200|) (not (= |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 0)) (= (store .cse13 .cse3 (store (select .cse13 .cse3) .cse4 (select (select |v_#memory_$Pointer$.offset_185| .cse3) .cse4))) |v_#memory_$Pointer$.offset_185|) (= |c_#valid| (store |v_#valid_85| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1)) (= |v_#memory_$Pointer$.offset_184| (store |v_#memory_$Pointer$.offset_185| .cse0 (store (select |v_#memory_$Pointer$.offset_185| .cse0) .cse1 (select (select |v_#memory_$Pointer$.offset_184| .cse0) .cse1)))) (= |v_#memory_$Pointer$.base_183| (store |v_#memory_$Pointer$.base_184| .cse14 (store (select |v_#memory_$Pointer$.base_184| .cse14) .cse15 (select (select |v_#memory_$Pointer$.base_183| .cse14) .cse15)))) (<= (+ |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1) |c_#StackHeapBarrier|) (= |v_#memory_$Pointer$.offset_183| (store |v_#memory_$Pointer$.offset_184| .cse14 (store (select |v_#memory_$Pointer$.offset_184| .cse14) .cse15 (select (select |v_#memory_$Pointer$.offset_183| .cse14) .cse15)))) (= |c_#length| (store |v_#length_57| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 384)) (= |v_#memory_int_199| (let ((.cse16 (let ((.cse19 (let ((.cse20 (store |v_#memory_int_200| .cse3 (store (select |v_#memory_int_200| .cse3) .cse4 32)))) (store .cse20 .cse0 (store (select .cse20 .cse0) .cse1 5))))) (store .cse19 .cse14 (store (select .cse19 .cse14) .cse15 8))))) (store .cse16 .cse17 (store (select .cse16 .cse17) .cse18 (select (select |v_#memory_int_199| .cse17) .cse18)))))))))) .cse21) (and (exists ((|v_#memory_$Pointer$.base_628| (Array Int (Array Int Int))) (|v_#memory_int_720| (Array Int (Array Int Int))) (|v_#valid_85| (Array Int Int)) (|v_#memory_$Pointer$.offset_628| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_185| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_184| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_51| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_183| (Array Int (Array Int Int))) (|v_#length_57| (Array Int Int)) (|v_#memory_$Pointer$.offset_183| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_184| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_185| (Array Int (Array Int Int))) (|v_#memory_int_199| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc57#1.base_6| Int) (|v_#memory_$Pointer$.offset_BEFORE_CALL_86| (Array Int (Array Int Int))) (|v_#memory_int_200| (Array Int (Array Int Int)))) (let ((.cse39 (select (select |v_#memory_$Pointer$.base_183| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse40 (select (select |v_#memory_$Pointer$.offset_183| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse30 (select (select |v_#memory_$Pointer$.base_628| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse31 (+ 16 (select (select |v_#memory_$Pointer$.offset_628| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse32 (store |v_#memory_$Pointer$.offset_628| .cse30 (store (select |v_#memory_$Pointer$.offset_628| .cse30) .cse31 8))) (.cse24 (store |v_#memory_$Pointer$.base_628| .cse30 (store (select |v_#memory_$Pointer$.base_628| .cse30) .cse31 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse27 (store |v_#memory_$Pointer$.offset_183| .cse39 (store (select |v_#memory_$Pointer$.offset_183| .cse39) .cse40 0))) (.cse35 (store |v_#memory_$Pointer$.base_183| .cse39 (store (select |v_#memory_$Pointer$.base_183| .cse39) .cse40 |v_ULTIMATE.start_main_#t~malloc57#1.base_6|)))) (let ((.cse28 (select (select .cse35 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse29 (+ 40 (select (select .cse27 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse33 (select (select |v_#memory_$Pointer$.base_184| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse34 (+ (select (select |v_#memory_$Pointer$.offset_184| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse22 (select (select |v_#memory_$Pointer$.base_185| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse23 (+ (select (select |v_#memory_$Pointer$.offset_185| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse25 (select (select .cse24 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse26 (+ (select (select .cse32 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4))) (and (= (store |v_#memory_$Pointer$.base_185| .cse22 (store (select |v_#memory_$Pointer$.base_185| .cse22) .cse23 (select (select |v_#memory_$Pointer$.base_184| .cse22) .cse23))) |v_#memory_$Pointer$.base_184|) (= (store .cse24 .cse25 (store (select .cse24 .cse25) .cse26 (select (select |v_#memory_$Pointer$.base_185| .cse25) .cse26))) |v_#memory_$Pointer$.base_185|) (= (store .cse27 .cse28 (store (select .cse27 .cse28) .cse29 (select (select |v_#memory_$Pointer$.offset_BEFORE_CALL_86| .cse28) .cse29))) |v_#memory_$Pointer$.offset_BEFORE_CALL_86|) (= (select |v_#valid_85| |v_ULTIMATE.start_main_#t~malloc57#1.base_6|) 0) (= (store |v_#memory_int_720| .cse30 (store (select |v_#memory_int_720| .cse30) .cse31 (select (select |v_#memory_int_200| .cse30) .cse31))) |v_#memory_int_200|) (not (= |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 0)) (= (store .cse32 .cse25 (store (select .cse32 .cse25) .cse26 (select (select |v_#memory_$Pointer$.offset_185| .cse25) .cse26))) |v_#memory_$Pointer$.offset_185|) (= |c_#valid| (store |v_#valid_85| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1)) (= |v_#memory_$Pointer$.offset_184| (store |v_#memory_$Pointer$.offset_185| .cse22 (store (select |v_#memory_$Pointer$.offset_185| .cse22) .cse23 (select (select |v_#memory_$Pointer$.offset_184| .cse22) .cse23)))) (= |v_#memory_$Pointer$.base_183| (store |v_#memory_$Pointer$.base_184| .cse33 (store (select |v_#memory_$Pointer$.base_184| .cse33) .cse34 (select (select |v_#memory_$Pointer$.base_183| .cse33) .cse34)))) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_51| (store .cse35 .cse28 (store (select .cse35 .cse28) .cse29 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_51| .cse28) .cse29)))) (let ((.cse36 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_51| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse37 (select (select |v_#memory_$Pointer$.offset_BEFORE_CALL_86| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_51| .cse36) .cse37) 0)) (not (= (select (select |v_#memory_$Pointer$.offset_BEFORE_CALL_86| .cse36) .cse37) 0)))) (<= (+ |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1) |c_#StackHeapBarrier|) (= |v_#memory_$Pointer$.offset_183| (store |v_#memory_$Pointer$.offset_184| .cse33 (store (select |v_#memory_$Pointer$.offset_184| .cse33) .cse34 (select (select |v_#memory_$Pointer$.offset_183| .cse33) .cse34)))) (= |c_#length| (store |v_#length_57| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 384)) (= |v_#memory_int_199| (let ((.cse38 (let ((.cse41 (let ((.cse42 (store |v_#memory_int_200| .cse25 (store (select |v_#memory_int_200| .cse25) .cse26 32)))) (store .cse42 .cse22 (store (select .cse42 .cse22) .cse23 5))))) (store .cse41 .cse33 (store (select .cse41 .cse33) .cse34 8))))) (store .cse38 .cse39 (store (select .cse38 .cse39) .cse40 (select (select |v_#memory_int_199| .cse39) .cse40)))))))))) .cse21)))) is different from false [2024-11-14 04:28:54,813 WARN L286 SmtUtils]: Spent 3.22m on a formula simplification that was a NOOP. DAG size: 307 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)