./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test4-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh --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 ee90c95792b81649f087e170ece38fbab8d5281ca8435570782565b7b775a87f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 08:22:10,506 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 08:22:10,605 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-12-02 08:22:10,612 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 08:22:10,613 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 08:22:10,644 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 08:22:10,645 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 08:22:10,645 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 08:22:10,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 08:22:10,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 08:22:10,647 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 08:22:10,648 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 08:22:10,649 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 08:22:10,649 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 08:22:10,650 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 08:22:10,651 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 08:22:10,651 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 08:22:10,652 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 08:22:10,652 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 08:22:10,653 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 08:22:10,654 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 08:22:10,655 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 08:22:10,656 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 08:22:10,657 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 08:22:10,657 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 08:22:10,658 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 08:22:10,658 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 08:22:10,659 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 08:22:10,659 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 08:22:10,660 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 08:22:10,660 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 08:22:10,661 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 08:22:10,661 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 08:22:10,661 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 08:22:10,662 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 08:22:10,662 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 08:22:10,662 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 08:22:10,662 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 08:22:10,663 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 08:22:10,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:22:10,663 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 08:22:10,664 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 08:22:10,664 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 08:22:10,664 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 08:22:10,664 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 08:22:10,665 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 08:22:10,665 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 08:22:10,665 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 08:22:10,665 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 08:22:10,665 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee90c95792b81649f087e170ece38fbab8d5281ca8435570782565b7b775a87f [2023-12-02 08:22:10,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 08:22:10,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 08:22:10,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 08:22:10,961 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 08:22:10,961 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 08:22:10,962 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test4-1.i [2023-12-02 08:22:14,084 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 08:22:14,428 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 08:22:14,429 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test4-1.i [2023-12-02 08:22:14,450 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/data/6aacd3809/3f0046a18cb34867975a7e26b6571d41/FLAG88d265840 [2023-12-02 08:22:14,464 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/data/6aacd3809/3f0046a18cb34867975a7e26b6571d41 [2023-12-02 08:22:14,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 08:22:14,467 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 08:22:14,469 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 08:22:14,469 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 08:22:14,474 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 08:22:14,475 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:22:14" (1/1) ... [2023-12-02 08:22:14,477 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@549e17aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:14, skipping insertion in model container [2023-12-02 08:22:14,477 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:22:14" (1/1) ... [2023-12-02 08:22:14,551 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 08:22:15,096 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:22:15,109 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 08:22:15,247 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:22:15,282 INFO L206 MainTranslator]: Completed translation [2023-12-02 08:22:15,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:15 WrapperNode [2023-12-02 08:22:15,282 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 08:22:15,283 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 08:22:15,283 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 08:22:15,284 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 08:22:15,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:15" (1/1) ... [2023-12-02 08:22:15,326 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:15" (1/1) ... [2023-12-02 08:22:15,395 INFO L138 Inliner]: procedures = 177, calls = 340, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1464 [2023-12-02 08:22:15,395 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 08:22:15,396 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 08:22:15,396 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 08:22:15,396 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 08:22:15,408 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:15" (1/1) ... [2023-12-02 08:22:15,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:15" (1/1) ... [2023-12-02 08:22:15,428 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:15" (1/1) ... [2023-12-02 08:22:15,429 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:15" (1/1) ... [2023-12-02 08:22:15,497 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:15" (1/1) ... [2023-12-02 08:22:15,515 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:15" (1/1) ... [2023-12-02 08:22:15,523 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:15" (1/1) ... [2023-12-02 08:22:15,533 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:15" (1/1) ... [2023-12-02 08:22:15,551 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 08:22:15,552 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 08:22:15,552 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 08:22:15,552 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 08:22:15,553 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:15" (1/1) ... [2023-12-02 08:22:15,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:22:15,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:22:15,588 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 08:22:15,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 08:22:15,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 08:22:15,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 08:22:15,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 08:22:15,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 08:22:15,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 08:22:15,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 08:22:15,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 08:22:15,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 08:22:15,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 08:22:15,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 08:22:15,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 08:22:15,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 08:22:15,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 08:22:15,879 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 08:22:15,882 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 08:22:18,423 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 08:22:20,018 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 08:22:20,018 INFO L309 CfgBuilder]: Removed 60 assume(true) statements. [2023-12-02 08:22:20,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:22:20 BoogieIcfgContainer [2023-12-02 08:22:20,020 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 08:22:20,023 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 08:22:20,023 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 08:22:20,027 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 08:22:20,027 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:22:14" (1/3) ... [2023-12-02 08:22:20,028 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11e2455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:22:20, skipping insertion in model container [2023-12-02 08:22:20,028 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:15" (2/3) ... [2023-12-02 08:22:20,029 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11e2455 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:22:20, skipping insertion in model container [2023-12-02 08:22:20,029 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:22:20" (3/3) ... [2023-12-02 08:22:20,031 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_FNV_nondet_test4-1.i [2023-12-02 08:22:20,054 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 08:22:20,054 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-12-02 08:22:20,117 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 08:22:20,125 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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;@584fc470, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 08:22:20,126 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-12-02 08:22:20,131 INFO L276 IsEmpty]: Start isEmpty. Operand has 118 states, 106 states have (on average 1.7358490566037736) internal successors, (184), 110 states have internal predecessors, (184), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-12-02 08:22:20,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 08:22:20,139 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:22:20,139 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-02 08:22:20,140 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-12-02 08:22:20,146 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:22:20,146 INFO L85 PathProgramCache]: Analyzing trace with hash 45560824, now seen corresponding path program 1 times [2023-12-02 08:22:20,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:22:20,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508517616] [2023-12-02 08:22:20,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:22:20,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:22:20,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:22:20,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 08:22:20,344 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:22:20,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508517616] [2023-12-02 08:22:20,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508517616] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:22:20,345 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:22:20,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-12-02 08:22:20,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854525420] [2023-12-02 08:22:20,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:22:20,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 08:22:20,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:22:20,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 08:22:20,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 08:22:20,383 INFO L87 Difference]: Start difference. First operand has 118 states, 106 states have (on average 1.7358490566037736) internal successors, (184), 110 states have internal predecessors, (184), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 2 states, 1 states have (on average 4.0) 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) [2023-12-02 08:22:22,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:24,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:26,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:28,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:29,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:22:29,191 INFO L93 Difference]: Finished difference Result 233 states and 389 transitions. [2023-12-02 08:22:29,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 08:22:29,198 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 4.0) 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 [2023-12-02 08:22:29,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:22:29,205 INFO L225 Difference]: With dead ends: 233 [2023-12-02 08:22:29,205 INFO L226 Difference]: Without dead ends: 114 [2023-12-02 08:22:29,207 INFO L412 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 [2023-12-02 08:22:29,210 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2023-12-02 08:22:29,211 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 4 Unknown, 0 Unchecked, 8.8s Time] [2023-12-02 08:22:29,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2023-12-02 08:22:29,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2023-12-02 08:22:29,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 104 states have (on average 1.1346153846153846) internal successors, (118), 106 states have internal predecessors, (118), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-12-02 08:22:29,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 130 transitions. [2023-12-02 08:22:29,255 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 130 transitions. Word has length 4 [2023-12-02 08:22:29,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:22:29,255 INFO L495 AbstractCegarLoop]: Abstraction has 114 states and 130 transitions. [2023-12-02 08:22:29,256 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 4.0) 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) [2023-12-02 08:22:29,256 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 130 transitions. [2023-12-02 08:22:29,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 08:22:29,257 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:22:29,257 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-12-02 08:22:29,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 08:22:29,258 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-12-02 08:22:29,259 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:22:29,259 INFO L85 PathProgramCache]: Analyzing trace with hash 1412385608, now seen corresponding path program 1 times [2023-12-02 08:22:29,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:22:29,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135888998] [2023-12-02 08:22:29,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:22:29,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:22:29,291 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:22:29,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [872922518] [2023-12-02 08:22:29,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:22:29,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:22:29,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:22:29,294 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:22:29,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 08:22:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:22:29,559 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 08:22:29,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:22:29,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 08:22:29,590 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:22:29,590 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:22:29,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135888998] [2023-12-02 08:22:29,591 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 08:22:29,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [872922518] [2023-12-02 08:22:29,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [872922518] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:22:29,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:22:29,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 08:22:29,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516799050] [2023-12-02 08:22:29,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:22:29,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 08:22:29,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:22:29,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 08:22:29,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:22:29,597 INFO L87 Difference]: Start difference. First operand 114 states and 130 transitions. Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 08:22:31,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:33,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:35,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:37,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:39,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:41,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:43,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:45,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:47,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:49,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:51,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:53,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:22:55,863 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 [] [2023-12-02 08:22:57,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:22:57,394 INFO L93 Difference]: Finished difference Result 223 states and 255 transitions. [2023-12-02 08:22:57,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 08:22:57,397 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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 5 [2023-12-02 08:22:57,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:22:57,401 INFO L225 Difference]: With dead ends: 223 [2023-12-02 08:22:57,401 INFO L226 Difference]: Without dead ends: 222 [2023-12-02 08:22:57,402 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:22:57,403 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 109 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 0 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.8s IncrementalHoareTripleChecker+Time [2023-12-02 08:22:57,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 218 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 51 Invalid, 12 Unknown, 0 Unchecked, 27.8s Time] [2023-12-02 08:22:57,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2023-12-02 08:22:57,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 117. [2023-12-02 08:22:57,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.1308411214953271) internal successors, (121), 109 states have internal predecessors, (121), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-12-02 08:22:57,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 133 transitions. [2023-12-02 08:22:57,426 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 133 transitions. Word has length 5 [2023-12-02 08:22:57,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:22:57,426 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 133 transitions. [2023-12-02 08:22:57,427 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 08:22:57,427 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 133 transitions. [2023-12-02 08:22:57,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 08:22:57,430 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:22:57,430 INFO L195 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, 1] [2023-12-02 08:22:57,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 08:22:57,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:22:57,632 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-12-02 08:22:57,632 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:22:57,632 INFO L85 PathProgramCache]: Analyzing trace with hash -787346805, now seen corresponding path program 1 times [2023-12-02 08:22:57,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:22:57,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482965588] [2023-12-02 08:22:57,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:22:57,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:22:57,767 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:22:57,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [368742661] [2023-12-02 08:22:57,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:22:57,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:22:57,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:22:57,770 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:22:57,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-02 08:22:58,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:22:58,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 08:22:58,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:22:58,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 08:22:58,521 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:22:58,521 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:22:58,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482965588] [2023-12-02 08:22:58,521 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 08:22:58,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [368742661] [2023-12-02 08:22:58,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [368742661] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:22:58,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:22:58,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 08:22:58,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219376618] [2023-12-02 08:22:58,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:22:58,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:22:58,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:22:58,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:22:58,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:22:58,525 INFO L87 Difference]: Start difference. First operand 117 states and 133 transitions. Second operand has 4 states, 3 states have (on average 19.0) internal successors, (57), 4 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 08:23:00,564 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 [] [2023-12-02 08:23:02,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:04,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:06,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:08,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:10,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:12,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:14,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:16,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:23:17,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:23:17,479 INFO L93 Difference]: Finished difference Result 117 states and 133 transitions. [2023-12-02 08:23:17,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 08:23:17,485 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 19.0) internal successors, (57), 4 states have internal predecessors, (57), 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 57 [2023-12-02 08:23:17,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:23:17,486 INFO L225 Difference]: With dead ends: 117 [2023-12-02 08:23:17,486 INFO L226 Difference]: Without dead ends: 116 [2023-12-02 08:23:17,487 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:23:17,488 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 60 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 1 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.9s IncrementalHoareTripleChecker+Time [2023-12-02 08:23:17,488 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 206 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 51 Invalid, 8 Unknown, 0 Unchecked, 18.9s Time] [2023-12-02 08:23:17,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2023-12-02 08:23:17,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2023-12-02 08:23:17,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 107 states have (on average 1.1214953271028036) internal successors, (120), 108 states have internal predecessors, (120), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-12-02 08:23:17,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 132 transitions. [2023-12-02 08:23:17,498 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 132 transitions. Word has length 57 [2023-12-02 08:23:17,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:23:17,498 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 132 transitions. [2023-12-02 08:23:17,498 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 19.0) internal successors, (57), 4 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 08:23:17,499 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 132 transitions. [2023-12-02 08:23:17,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 08:23:17,501 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:23:17,501 INFO L195 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, 1, 1] [2023-12-02 08:23:17,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-12-02 08:23:17,701 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:23:17,702 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-12-02 08:23:17,702 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:23:17,702 INFO L85 PathProgramCache]: Analyzing trace with hash 1362054291, now seen corresponding path program 1 times [2023-12-02 08:23:17,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:23:17,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104827591] [2023-12-02 08:23:17,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:23:17,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:23:17,819 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:23:17,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [720714386] [2023-12-02 08:23:17,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:23:17,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:23:17,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:23:17,821 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:23:17,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-02 08:23:18,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:23:18,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 08:23:18,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:23:18,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 08:23:18,546 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:23:18,546 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:23:18,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104827591] [2023-12-02 08:23:18,547 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 08:23:18,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [720714386] [2023-12-02 08:23:18,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [720714386] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:23:18,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:23:18,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 08:23:18,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504200039] [2023-12-02 08:23:18,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:23:18,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:23:18,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:23:18,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:23:18,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:23:18,549 INFO L87 Difference]: Start difference. First operand 116 states and 132 transitions. Second operand has 4 states, 3 states have (on average 19.333333333333332) internal successors, (58), 4 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 08:23:20,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:22,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:24,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:26,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:28,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:30,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:32,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:34,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:36,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:38,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:40,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:43,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:45,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:47,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:49,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:51,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:53,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:55,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:57,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:23:59,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:02,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:24:05,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:24:06,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:24:06,682 INFO L93 Difference]: Finished difference Result 220 states and 252 transitions. [2023-12-02 08:24:06,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 08:24:06,686 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 19.333333333333332) internal successors, (58), 4 states have internal predecessors, (58), 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 58 [2023-12-02 08:24:06,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:24:06,688 INFO L225 Difference]: With dead ends: 220 [2023-12-02 08:24:06,688 INFO L226 Difference]: Without dead ends: 219 [2023-12-02 08:24:06,689 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:24:06,690 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 56 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 0 mSolverCounterUnsat, 20 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 20 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 48.1s IncrementalHoareTripleChecker+Time [2023-12-02 08:24:06,690 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 341 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 93 Invalid, 20 Unknown, 0 Unchecked, 48.1s Time] [2023-12-02 08:24:06,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2023-12-02 08:24:06,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 219. [2023-12-02 08:24:06,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 204 states have (on average 1.1127450980392157) internal successors, (227), 205 states have internal predecessors, (227), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-02 08:24:06,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 251 transitions. [2023-12-02 08:24:06,715 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 251 transitions. Word has length 58 [2023-12-02 08:24:06,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:24:06,715 INFO L495 AbstractCegarLoop]: Abstraction has 219 states and 251 transitions. [2023-12-02 08:24:06,716 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 19.333333333333332) internal successors, (58), 4 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 08:24:06,716 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 251 transitions. [2023-12-02 08:24:06,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 08:24:06,719 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:24:06,719 INFO L195 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] [2023-12-02 08:24:06,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-12-02 08:24:06,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:24:06,920 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-12-02 08:24:06,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:24:06,920 INFO L85 PathProgramCache]: Analyzing trace with hash -1889877460, now seen corresponding path program 1 times [2023-12-02 08:24:06,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:24:06,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276023763] [2023-12-02 08:24:06,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:24:06,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:24:07,026 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:24:07,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [393917177] [2023-12-02 08:24:07,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:24:07,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:24:07,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:24:07,028 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:24:07,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-02 08:24:07,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:24:07,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 08:24:07,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:24:07,694 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 08:24:07,694 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:24:07,694 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:24:07,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276023763] [2023-12-02 08:24:07,695 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 08:24:07,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [393917177] [2023-12-02 08:24:07,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [393917177] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:24:07,695 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:24:07,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 08:24:07,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210921574] [2023-12-02 08:24:07,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:24:07,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 08:24:07,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:24:07,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 08:24:07,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:24:07,697 INFO L87 Difference]: Start difference. First operand 219 states and 251 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 08:24:09,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:11,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:13,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:15,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:18,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:20,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:22,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:24,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:26,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:28,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:30,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:32,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:33,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:24:33,383 INFO L93 Difference]: Finished difference Result 358 states and 410 transitions. [2023-12-02 08:24:33,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 08:24:33,388 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 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 61 [2023-12-02 08:24:33,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:24:33,390 INFO L225 Difference]: With dead ends: 358 [2023-12-02 08:24:33,390 INFO L226 Difference]: Without dead ends: 217 [2023-12-02 08:24:33,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:24:33,393 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 38 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 1 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.7s IncrementalHoareTripleChecker+Time [2023-12-02 08:24:33,394 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 197 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 42 Invalid, 12 Unknown, 0 Unchecked, 25.7s Time] [2023-12-02 08:24:33,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2023-12-02 08:24:33,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 217. [2023-12-02 08:24:33,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 202 states have (on average 1.108910891089109) internal successors, (224), 203 states have internal predecessors, (224), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-02 08:24:33,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 248 transitions. [2023-12-02 08:24:33,417 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 248 transitions. Word has length 61 [2023-12-02 08:24:33,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:24:33,417 INFO L495 AbstractCegarLoop]: Abstraction has 217 states and 248 transitions. [2023-12-02 08:24:33,418 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 08:24:33,418 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 248 transitions. [2023-12-02 08:24:33,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 08:24:33,421 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:24:33,421 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:24:33,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-12-02 08:24:33,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:24:33,622 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-12-02 08:24:33,622 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:24:33,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1135857248, now seen corresponding path program 1 times [2023-12-02 08:24:33,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:24:33,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626465592] [2023-12-02 08:24:33,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:24:33,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:24:33,714 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:24:33,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2100504229] [2023-12-02 08:24:33,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:24:33,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:24:33,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:24:33,716 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:24:33,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-02 08:24:34,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:24:34,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 08:24:34,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:24:34,307 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 08:24:34,307 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:24:34,307 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:24:34,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626465592] [2023-12-02 08:24:34,307 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 08:24:34,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2100504229] [2023-12-02 08:24:34,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2100504229] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:24:34,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:24:34,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 08:24:34,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712416280] [2023-12-02 08:24:34,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:24:34,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 08:24:34,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:24:34,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 08:24:34,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:24:34,310 INFO L87 Difference]: Start difference. First operand 217 states and 248 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 2 states have internal predecessors, (68), 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) [2023-12-02 08:24:36,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:38,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:40,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:42,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:44,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:46,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:49,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:24:51,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:53,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:55,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:57,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:59,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:24:59,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:24:59,668 INFO L93 Difference]: Finished difference Result 404 states and 462 transitions. [2023-12-02 08:24:59,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 08:24:59,673 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 2 states have internal predecessors, (68), 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 74 [2023-12-02 08:24:59,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:24:59,674 INFO L225 Difference]: With dead ends: 404 [2023-12-02 08:24:59,674 INFO L226 Difference]: Without dead ends: 215 [2023-12-02 08:24:59,675 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:24:59,676 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 11 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 1 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.3s IncrementalHoareTripleChecker+Time [2023-12-02 08:24:59,677 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 197 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 40 Invalid, 12 Unknown, 0 Unchecked, 25.3s Time] [2023-12-02 08:24:59,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2023-12-02 08:24:59,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 215. [2023-12-02 08:24:59,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 200 states have (on average 1.105) internal successors, (221), 201 states have internal predecessors, (221), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-02 08:24:59,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 245 transitions. [2023-12-02 08:24:59,691 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 245 transitions. Word has length 74 [2023-12-02 08:24:59,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:24:59,691 INFO L495 AbstractCegarLoop]: Abstraction has 215 states and 245 transitions. [2023-12-02 08:24:59,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 2 states have internal predecessors, (68), 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) [2023-12-02 08:24:59,691 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 245 transitions. [2023-12-02 08:24:59,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 08:24:59,693 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:24:59,693 INFO L195 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, 1] [2023-12-02 08:24:59,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-12-02 08:24:59,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:24:59,894 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-12-02 08:24:59,894 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:24:59,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1317655680, now seen corresponding path program 1 times [2023-12-02 08:24:59,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:24:59,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935933907] [2023-12-02 08:24:59,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:24:59,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:24:59,981 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:24:59,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [304904086] [2023-12-02 08:24:59,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:24:59,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:24:59,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:24:59,983 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:24:59,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-02 08:26:41,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:26:41,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 834 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 08:26:41,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:26:41,273 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 08:26:41,273 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:26:41,274 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:26:41,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935933907] [2023-12-02 08:26:41,274 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 08:26:41,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [304904086] [2023-12-02 08:26:41,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [304904086] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:26:41,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:26:41,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 08:26:41,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333481929] [2023-12-02 08:26:41,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:26:41,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 08:26:41,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:26:41,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 08:26:41,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:26:41,276 INFO L87 Difference]: Start difference. First operand 215 states and 245 transitions. Second operand has 5 states, 4 states have (on average 18.75) internal successors, (75), 5 states have internal predecessors, (75), 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) [2023-12-02 08:26:43,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:45,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:47,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:49,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:51,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:53,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:55,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:57,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:59,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:01,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:03,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:05,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:07,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:27:09,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:11,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:13,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:15,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:18,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:20,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:22,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:24,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:26,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:28,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:30,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:32,115 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:34,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:36,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:38,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:40,156 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 [] [2023-12-02 08:27:43,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:27:43,294 INFO L93 Difference]: Finished difference Result 410 states and 480 transitions. [2023-12-02 08:27:43,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 08:27:43,295 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 18.75) internal successors, (75), 5 states have internal predecessors, (75), 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 87 [2023-12-02 08:27:43,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:27:43,297 INFO L225 Difference]: With dead ends: 410 [2023-12-02 08:27:43,297 INFO L226 Difference]: Without dead ends: 217 [2023-12-02 08:27:43,298 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-12-02 08:27:43,299 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 104 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 6 mSolverCounterUnsat, 28 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 61.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 28 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 62.0s IncrementalHoareTripleChecker+Time [2023-12-02 08:27:43,299 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 390 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 108 Invalid, 28 Unknown, 0 Unchecked, 62.0s Time] [2023-12-02 08:27:43,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2023-12-02 08:27:43,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 217. [2023-12-02 08:27:43,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 201 states have (on average 1.109452736318408) internal successors, (223), 203 states have internal predecessors, (223), 12 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (16), 12 states have call predecessors, (16), 12 states have call successors, (16) [2023-12-02 08:27:43,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 251 transitions. [2023-12-02 08:27:43,316 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 251 transitions. Word has length 87 [2023-12-02 08:27:43,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:27:43,317 INFO L495 AbstractCegarLoop]: Abstraction has 217 states and 251 transitions. [2023-12-02 08:27:43,317 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 18.75) internal successors, (75), 5 states have internal predecessors, (75), 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) [2023-12-02 08:27:43,317 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 251 transitions. [2023-12-02 08:27:43,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 08:27:43,319 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:27:43,319 INFO L195 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, 1] [2023-12-02 08:27:43,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-12-02 08:27:43,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:27:43,524 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-12-02 08:27:43,524 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:27:43,525 INFO L85 PathProgramCache]: Analyzing trace with hash 798421492, now seen corresponding path program 1 times [2023-12-02 08:27:43,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:27:43,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682373627] [2023-12-02 08:27:43,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:27:43,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:27:43,632 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:27:43,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [51541684] [2023-12-02 08:27:43,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:27:43,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:27:43,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:27:43,634 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:27:43,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2c05c22-6f74-4631-a84c-f36ba3264c65/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-02 08:30:33,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:30:33,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 894 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 08:30:33,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:30:33,324 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 32 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 08:30:33,324 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:30:33,653 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 8 proven. 11 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 08:30:33,654 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:30:33,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682373627] [2023-12-02 08:30:33,654 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 08:30:33,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [51541684] [2023-12-02 08:30:33,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [51541684] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 08:30:33,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [849739743] [2023-12-02 08:30:33,675 INFO L159 IcfgInterpreter]: Started Sifa with 76 locations of interest [2023-12-02 08:30:33,675 INFO L166 IcfgInterpreter]: Building call graph [2023-12-02 08:30:33,678 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-12-02 08:30:33,683 INFO L176 IcfgInterpreter]: Starting interpretation [2023-12-02 08:30:33,683 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-12-02 08:31:28,039 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 42 for LOIs [2023-12-02 08:31:28,060 INFO L180 IcfgInterpreter]: Interpretation finished [2023-12-02 08:31:58,991 WARN L854 $PredicateComparison]: unable to prove that (and (let ((.cse0 (= |c_ULTIMATE.start_main_#t~mem64#1.base| |c_ULTIMATE.start_main_#t~memset~res65#1.base|)) (.cse1 (= |c_ULTIMATE.start_main_#t~memset~res65#1.offset| |c_ULTIMATE.start_main_#t~mem64#1.offset|))) (or (and (exists ((|v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_28| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_28|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_28| 4294967296)))) .cse0 .cse1 (exists ((|v_#memory_$Pointer$.offset_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_115| (Array Int (Array Int Int))) (|v_#memory_int_757| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_116| (Array Int (Array Int Int))) (|v_#valid_76| (Array Int Int)) (|v_#memory_int_125| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc58#1.base_5| Int) (|v_#length_48| (Array Int Int)) (|v_#memory_$Pointer$.base_116| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_115| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_114| (Array Int (Array Int Int))) (|v_#memory_int_124| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_BEFORE_CALL_56| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_114| (Array Int (Array Int Int)))) (let ((.cse19 (select (select |v_#memory_$Pointer$.base_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse20 (+ 16 (select (select |v_#memory_$Pointer$.offset_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse3 (select (select |v_#memory_$Pointer$.base_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse4 (select (select |v_#memory_$Pointer$.offset_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse22 (store |v_#memory_$Pointer$.offset_114| .cse3 (store (select |v_#memory_$Pointer$.offset_114| .cse3) .cse4 0))) (.cse16 (store |v_#memory_$Pointer$.base_114| .cse3 (store (select |v_#memory_$Pointer$.base_114| .cse3) .cse4 |v_ULTIMATE.start_main_#t~malloc58#1.base_5|))) (.cse14 (store |v_#memory_$Pointer$.offset_599| .cse19 (store (select |v_#memory_$Pointer$.offset_599| .cse19) .cse20 8))) (.cse21 (store |v_#memory_$Pointer$.base_599| .cse19 (store (select |v_#memory_$Pointer$.base_599| .cse19) .cse20 |c_ULTIMATE.start_main_~user~0#1.base|)))) (let ((.cse6 (select (select |v_#memory_$Pointer$.base_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse7 (+ (select (select |v_#memory_$Pointer$.offset_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse9 (select (select |v_#memory_$Pointer$.base_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse10 (+ (select (select |v_#memory_$Pointer$.offset_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse15 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse13 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse11 (select (select .cse21 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse12 (+ (select (select .cse14 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse17 (select (select .cse16 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse18 (+ 40 (select (select .cse22 |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (and (= |v_#memory_int_124| (let ((.cse2 (let ((.cse5 (let ((.cse8 (store |v_#memory_int_125| .cse11 (store (select |v_#memory_int_125| .cse11) .cse12 32)))) (store .cse8 .cse9 (store (select .cse8 .cse9) .cse10 5))))) (store .cse5 .cse6 (store (select .cse5 .cse6) .cse7 8))))) (store .cse2 .cse3 (store (select .cse2 .cse3) .cse4 (select (select |v_#memory_int_124| .cse3) .cse4))))) (= |c_ULTIMATE.start_main_#t~mem63#1.offset| .cse13) (= |v_#memory_$Pointer$.offset_116| (store .cse14 .cse11 (store (select .cse14 .cse11) .cse12 (select (select |v_#memory_$Pointer$.offset_116| .cse11) .cse12)))) (= (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| |c_ULTIMATE.start_main_#t~mem63#1.base|) |c_ULTIMATE.start_main_#t~mem63#1.offset|) |c_ULTIMATE.start_main_#t~mem64#1.base|) (= |c_ULTIMATE.start_main_#t~mem63#1.base| .cse15) (= |v_#memory_$Pointer$.base_116| (store |v_#memory_$Pointer$.base_115| .cse9 (store (select |v_#memory_$Pointer$.base_115| .cse9) .cse10 (select (select |v_#memory_$Pointer$.base_116| .cse9) .cse10)))) (= |v_#memory_$Pointer$.base_114| (store |v_#memory_$Pointer$.base_116| .cse6 (store (select |v_#memory_$Pointer$.base_116| .cse6) .cse7 (select (select |v_#memory_$Pointer$.base_114| .cse6) .cse7)))) (= |v_#memory_$Pointer$.base_BEFORE_CALL_56| (store .cse16 .cse17 (store (select .cse16 .cse17) .cse18 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| .cse17) .cse18)))) (= |v_#memory_$Pointer$.offset_114| (store |v_#memory_$Pointer$.offset_115| .cse6 (store (select |v_#memory_$Pointer$.offset_115| .cse6) .cse7 (select (select |v_#memory_$Pointer$.offset_114| .cse6) .cse7)))) (= |v_#memory_$Pointer$.offset_115| (store |v_#memory_$Pointer$.offset_116| .cse9 (store (select |v_#memory_$Pointer$.offset_116| .cse9) .cse10 (select (select |v_#memory_$Pointer$.offset_115| .cse9) .cse10)))) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 0)) (or (not (= (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| .cse15) .cse13) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| .cse15) .cse13) 0))) (= (store |v_#length_48| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 384) |c_#length|) (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| |c_ULTIMATE.start_main_#t~mem63#1.base|) |c_ULTIMATE.start_main_#t~mem63#1.offset|) |c_ULTIMATE.start_main_#t~mem64#1.offset|) (= (store |v_#memory_int_757| .cse19 (store (select |v_#memory_int_757| .cse19) .cse20 (select (select |v_#memory_int_125| .cse19) .cse20))) |v_#memory_int_125|) (= (store .cse21 .cse11 (store (select .cse21 .cse11) .cse12 (select (select |v_#memory_$Pointer$.base_115| .cse11) .cse12))) |v_#memory_$Pointer$.base_115|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1) |c_#StackHeapBarrier|) (= |c_#valid| (store |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1)) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| (store .cse22 .cse17 (store (select .cse22 .cse17) .cse18 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| .cse17) .cse18)))) (= (select |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5|) 0))))))) (and (exists ((|v_#memory_$Pointer$.offset_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_115| (Array Int (Array Int Int))) (|v_#memory_int_757| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_116| (Array Int (Array Int Int))) (|v_#valid_76| (Array Int Int)) (|v_#memory_int_125| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_37| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc58#1.base_5| Int) (|v_#length_48| (Array Int Int)) (|v_#memory_$Pointer$.base_116| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_115| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_114| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| (Array Int (Array Int Int))) (|v_#memory_int_124| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_114| (Array Int (Array Int Int)))) (let ((.cse40 (select (select |v_#memory_$Pointer$.base_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse41 (+ 16 (select (select |v_#memory_$Pointer$.offset_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse24 (select (select |v_#memory_$Pointer$.base_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse25 (select (select |v_#memory_$Pointer$.offset_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse43 (store |v_#memory_$Pointer$.offset_114| .cse24 (store (select |v_#memory_$Pointer$.offset_114| .cse24) .cse25 0))) (.cse35 (store |v_#memory_$Pointer$.base_114| .cse24 (store (select |v_#memory_$Pointer$.base_114| .cse24) .cse25 |v_ULTIMATE.start_main_#t~malloc58#1.base_5|))) (.cse34 (store |v_#memory_$Pointer$.offset_599| .cse40 (store (select |v_#memory_$Pointer$.offset_599| .cse40) .cse41 8))) (.cse42 (store |v_#memory_$Pointer$.base_599| .cse40 (store (select |v_#memory_$Pointer$.base_599| .cse40) .cse41 |c_ULTIMATE.start_main_~user~0#1.base|)))) (let ((.cse27 (select (select |v_#memory_$Pointer$.base_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse28 (+ (select (select |v_#memory_$Pointer$.offset_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse30 (select (select |v_#memory_$Pointer$.base_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse31 (+ (select (select |v_#memory_$Pointer$.offset_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse32 (select (select .cse42 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse33 (+ (select (select .cse34 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse39 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse36 (select (select .cse35 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse37 (+ 40 (select (select .cse43 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse38 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (and (= |v_#memory_int_124| (let ((.cse23 (let ((.cse26 (let ((.cse29 (store |v_#memory_int_125| .cse32 (store (select |v_#memory_int_125| .cse32) .cse33 32)))) (store .cse29 .cse30 (store (select .cse29 .cse30) .cse31 5))))) (store .cse26 .cse27 (store (select .cse26 .cse27) .cse28 8))))) (store .cse23 .cse24 (store (select .cse23 .cse24) .cse25 (select (select |v_#memory_int_124| .cse24) .cse25))))) (= |v_#memory_$Pointer$.offset_116| (store .cse34 .cse32 (store (select .cse34 .cse32) .cse33 (select (select |v_#memory_$Pointer$.offset_116| .cse32) .cse33)))) (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| |c_ULTIMATE.start_main_#t~mem63#1.base|) |c_ULTIMATE.start_main_#t~mem63#1.offset|) |c_ULTIMATE.start_main_#t~mem64#1.offset|) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| (store .cse35 .cse36 (store (select .cse35 .cse36) .cse37 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| .cse36) .cse37)))) (or (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| .cse38) .cse39) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| .cse38) .cse39) 0))) (= |v_#memory_$Pointer$.base_116| (store |v_#memory_$Pointer$.base_115| .cse30 (store (select |v_#memory_$Pointer$.base_115| .cse30) .cse31 (select (select |v_#memory_$Pointer$.base_116| .cse30) .cse31)))) (= |v_#memory_$Pointer$.base_114| (store |v_#memory_$Pointer$.base_116| .cse27 (store (select |v_#memory_$Pointer$.base_116| .cse27) .cse28 (select (select |v_#memory_$Pointer$.base_114| .cse27) .cse28)))) (= |v_#memory_$Pointer$.offset_114| (store |v_#memory_$Pointer$.offset_115| .cse27 (store (select |v_#memory_$Pointer$.offset_115| .cse27) .cse28 (select (select |v_#memory_$Pointer$.offset_114| .cse27) .cse28)))) (= |v_#memory_$Pointer$.offset_115| (store |v_#memory_$Pointer$.offset_116| .cse30 (store (select |v_#memory_$Pointer$.offset_116| .cse30) .cse31 (select (select |v_#memory_$Pointer$.offset_115| .cse30) .cse31)))) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 0)) (= (store |v_#length_48| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 384) |c_#length|) (= (store |v_#memory_int_757| .cse40 (store (select |v_#memory_int_757| .cse40) .cse41 (select (select |v_#memory_int_125| .cse40) .cse41))) |v_#memory_int_125|) (= (store .cse42 .cse32 (store (select .cse42 .cse32) .cse33 (select (select |v_#memory_$Pointer$.base_115| .cse32) .cse33))) |v_#memory_$Pointer$.base_115|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1) |c_#StackHeapBarrier|) (= |c_#valid| (store |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1)) (= .cse39 |c_ULTIMATE.start_main_#t~mem63#1.offset|) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| (store .cse43 .cse36 (store (select .cse43 .cse36) .cse37 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| .cse36) .cse37)))) (= .cse38 |c_ULTIMATE.start_main_#t~mem63#1.base|) (= (select |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5|) 0) (= |c_ULTIMATE.start_main_#t~mem64#1.base| (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| |c_ULTIMATE.start_main_#t~mem63#1.base|) |c_ULTIMATE.start_main_#t~mem63#1.offset|))))))) (exists ((|v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_27| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_27|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_27| 4294967296)))) .cse0 .cse1))) (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.offset| 0) (<= 0 (+ |c_ULTIMATE.start_main_~i~0#1| 2147483648)) (<= |c_ULTIMATE.start_main_~i~0#1| 2147483647) (= |c_ULTIMATE.start_main_~users~0#1.base| 0)) is different from false [2023-12-02 08:32:01,016 WARN L854 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.offset| 0) (or (and (exists ((|v_#memory_$Pointer$.offset_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_115| (Array Int (Array Int Int))) (|v_#memory_int_757| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_116| (Array Int (Array Int Int))) (|v_#valid_76| (Array Int Int)) (|v_#memory_int_125| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc58#1.base_5| Int) (|v_#length_48| (Array Int Int)) (|v_#memory_$Pointer$.base_116| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_115| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_114| (Array Int (Array Int Int))) (|v_#memory_int_124| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_BEFORE_CALL_56| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_114| (Array Int (Array Int Int)))) (let ((.cse17 (select (select |v_#memory_$Pointer$.base_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse18 (+ 16 (select (select |v_#memory_$Pointer$.offset_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse1 (select (select |v_#memory_$Pointer$.base_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse2 (select (select |v_#memory_$Pointer$.offset_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse20 (store |v_#memory_$Pointer$.offset_114| .cse1 (store (select |v_#memory_$Pointer$.offset_114| .cse1) .cse2 0))) (.cse12 (store |v_#memory_$Pointer$.base_114| .cse1 (store (select |v_#memory_$Pointer$.base_114| .cse1) .cse2 |v_ULTIMATE.start_main_#t~malloc58#1.base_5|))) (.cse11 (store |v_#memory_$Pointer$.offset_599| .cse17 (store (select |v_#memory_$Pointer$.offset_599| .cse17) .cse18 8))) (.cse19 (store |v_#memory_$Pointer$.base_599| .cse17 (store (select |v_#memory_$Pointer$.base_599| .cse17) .cse18 |c_ULTIMATE.start_main_~user~0#1.base|)))) (let ((.cse4 (select (select |v_#memory_$Pointer$.base_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse5 (+ (select (select |v_#memory_$Pointer$.offset_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse7 (select (select |v_#memory_$Pointer$.base_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse8 (+ (select (select |v_#memory_$Pointer$.offset_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse9 (select (select .cse19 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse10 (+ (select (select .cse11 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse13 (select (select .cse12 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse14 (+ 40 (select (select .cse20 |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (and (= |v_#memory_int_124| (let ((.cse0 (let ((.cse3 (let ((.cse6 (store |v_#memory_int_125| .cse9 (store (select |v_#memory_int_125| .cse9) .cse10 32)))) (store .cse6 .cse7 (store (select .cse6 .cse7) .cse8 5))))) (store .cse3 .cse4 (store (select .cse3 .cse4) .cse5 8))))) (store .cse0 .cse1 (store (select .cse0 .cse1) .cse2 (select (select |v_#memory_int_124| .cse1) .cse2))))) (= |v_#memory_$Pointer$.offset_116| (store .cse11 .cse9 (store (select .cse11 .cse9) .cse10 (select (select |v_#memory_$Pointer$.offset_116| .cse9) .cse10)))) (= |v_#memory_$Pointer$.base_116| (store |v_#memory_$Pointer$.base_115| .cse7 (store (select |v_#memory_$Pointer$.base_115| .cse7) .cse8 (select (select |v_#memory_$Pointer$.base_116| .cse7) .cse8)))) (= |v_#memory_$Pointer$.base_114| (store |v_#memory_$Pointer$.base_116| .cse4 (store (select |v_#memory_$Pointer$.base_116| .cse4) .cse5 (select (select |v_#memory_$Pointer$.base_114| .cse4) .cse5)))) (= |v_#memory_$Pointer$.base_BEFORE_CALL_56| (store .cse12 .cse13 (store (select .cse12 .cse13) .cse14 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| .cse13) .cse14)))) (= |v_#memory_$Pointer$.offset_114| (store |v_#memory_$Pointer$.offset_115| .cse4 (store (select |v_#memory_$Pointer$.offset_115| .cse4) .cse5 (select (select |v_#memory_$Pointer$.offset_114| .cse4) .cse5)))) (= |v_#memory_$Pointer$.offset_115| (store |v_#memory_$Pointer$.offset_116| .cse7 (store (select |v_#memory_$Pointer$.offset_116| .cse7) .cse8 (select (select |v_#memory_$Pointer$.offset_115| .cse7) .cse8)))) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 0)) (let ((.cse15 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse16 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| .cse15) .cse16) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| .cse15) .cse16) 0)))) (= (store |v_#length_48| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 384) |c_#length|) (= (store |v_#memory_int_757| .cse17 (store (select |v_#memory_int_757| .cse17) .cse18 (select (select |v_#memory_int_125| .cse17) .cse18))) |v_#memory_int_125|) (= (store .cse19 .cse9 (store (select .cse19 .cse9) .cse10 (select (select |v_#memory_$Pointer$.base_115| .cse9) .cse10))) |v_#memory_$Pointer$.base_115|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1) |c_#StackHeapBarrier|) (= |c_#valid| (store |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1)) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| (store .cse20 .cse13 (store (select .cse20 .cse13) .cse14 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| .cse13) .cse14)))) (= (select |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5|) 0)))))) (exists ((|v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_28| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_28|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_28| 4294967296))))) (and (exists ((|v_#memory_$Pointer$.offset_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_115| (Array Int (Array Int Int))) (|v_#memory_int_757| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_116| (Array Int (Array Int Int))) (|v_#valid_76| (Array Int Int)) (|v_#memory_int_125| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_37| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc58#1.base_5| Int) (|v_#length_48| (Array Int Int)) (|v_#memory_$Pointer$.base_116| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_115| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_114| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| (Array Int (Array Int Int))) (|v_#memory_int_124| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_114| (Array Int (Array Int Int)))) (let ((.cse38 (select (select |v_#memory_$Pointer$.base_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse39 (+ 16 (select (select |v_#memory_$Pointer$.offset_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse22 (select (select |v_#memory_$Pointer$.base_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse23 (select (select |v_#memory_$Pointer$.offset_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse41 (store |v_#memory_$Pointer$.offset_114| .cse22 (store (select |v_#memory_$Pointer$.offset_114| .cse22) .cse23 0))) (.cse33 (store |v_#memory_$Pointer$.base_114| .cse22 (store (select |v_#memory_$Pointer$.base_114| .cse22) .cse23 |v_ULTIMATE.start_main_#t~malloc58#1.base_5|))) (.cse32 (store |v_#memory_$Pointer$.offset_599| .cse38 (store (select |v_#memory_$Pointer$.offset_599| .cse38) .cse39 8))) (.cse40 (store |v_#memory_$Pointer$.base_599| .cse38 (store (select |v_#memory_$Pointer$.base_599| .cse38) .cse39 |c_ULTIMATE.start_main_~user~0#1.base|)))) (let ((.cse25 (select (select |v_#memory_$Pointer$.base_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse26 (+ (select (select |v_#memory_$Pointer$.offset_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse28 (select (select |v_#memory_$Pointer$.base_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse29 (+ (select (select |v_#memory_$Pointer$.offset_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse30 (select (select .cse40 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse31 (+ (select (select .cse32 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse34 (select (select .cse33 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse35 (+ 40 (select (select .cse41 |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (and (= |v_#memory_int_124| (let ((.cse21 (let ((.cse24 (let ((.cse27 (store |v_#memory_int_125| .cse30 (store (select |v_#memory_int_125| .cse30) .cse31 32)))) (store .cse27 .cse28 (store (select .cse27 .cse28) .cse29 5))))) (store .cse24 .cse25 (store (select .cse24 .cse25) .cse26 8))))) (store .cse21 .cse22 (store (select .cse21 .cse22) .cse23 (select (select |v_#memory_int_124| .cse22) .cse23))))) (= |v_#memory_$Pointer$.offset_116| (store .cse32 .cse30 (store (select .cse32 .cse30) .cse31 (select (select |v_#memory_$Pointer$.offset_116| .cse30) .cse31)))) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| (store .cse33 .cse34 (store (select .cse33 .cse34) .cse35 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| .cse34) .cse35)))) (let ((.cse36 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse37 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| .cse36) .cse37) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| .cse36) .cse37) 0)))) (= |v_#memory_$Pointer$.base_116| (store |v_#memory_$Pointer$.base_115| .cse28 (store (select |v_#memory_$Pointer$.base_115| .cse28) .cse29 (select (select |v_#memory_$Pointer$.base_116| .cse28) .cse29)))) (= |v_#memory_$Pointer$.base_114| (store |v_#memory_$Pointer$.base_116| .cse25 (store (select |v_#memory_$Pointer$.base_116| .cse25) .cse26 (select (select |v_#memory_$Pointer$.base_114| .cse25) .cse26)))) (= |v_#memory_$Pointer$.offset_114| (store |v_#memory_$Pointer$.offset_115| .cse25 (store (select |v_#memory_$Pointer$.offset_115| .cse25) .cse26 (select (select |v_#memory_$Pointer$.offset_114| .cse25) .cse26)))) (= |v_#memory_$Pointer$.offset_115| (store |v_#memory_$Pointer$.offset_116| .cse28 (store (select |v_#memory_$Pointer$.offset_116| .cse28) .cse29 (select (select |v_#memory_$Pointer$.offset_115| .cse28) .cse29)))) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 0)) (= (store |v_#length_48| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 384) |c_#length|) (= (store |v_#memory_int_757| .cse38 (store (select |v_#memory_int_757| .cse38) .cse39 (select (select |v_#memory_int_125| .cse38) .cse39))) |v_#memory_int_125|) (= (store .cse40 .cse30 (store (select .cse40 .cse30) .cse31 (select (select |v_#memory_$Pointer$.base_115| .cse30) .cse31))) |v_#memory_$Pointer$.base_115|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1) |c_#StackHeapBarrier|) (= |c_#valid| (store |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1)) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| (store .cse41 .cse34 (store (select .cse41 .cse34) .cse35 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| .cse34) .cse35)))) (= (select |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5|) 0)))))) (exists ((|v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_27| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_27|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_27| 4294967296)))))) (<= 0 (+ |c_ULTIMATE.start_main_~i~0#1| 2147483648)) (<= |c_ULTIMATE.start_main_~i~0#1| 2147483647) (= |c_ULTIMATE.start_main_~users~0#1.base| 0)) is different from false [2023-12-02 08:33:11,993 WARN L293 SmtUtils]: Spent 19.72s on a formula simplification that was a NOOP. DAG size: 221 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 08:33:14,004 WARN L854 $PredicateComparison]: unable to prove that (and (exists ((|v_#memory_$Pointer$.offset_600| (Array Int (Array Int Int))) (|v_#memory_int_758| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_600| (Array Int (Array Int Int)))) (let ((.cse1 (+ (select (select |v_#memory_$Pointer$.offset_600| |c_ULTIMATE.start_main_~users~0#1.base|) 8) 12)) (.cse0 (select (select |v_#memory_$Pointer$.base_600| |c_ULTIMATE.start_main_~users~0#1.base|) 8))) (and (= |c_#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_600| .cse0 (store (select |v_#memory_$Pointer$.offset_600| .cse0) .cse1 (select (select |c_#memory_$Pointer$.offset| .cse0) .cse1)))) (= (store |v_#memory_$Pointer$.base_600| .cse0 (store (select |v_#memory_$Pointer$.base_600| .cse0) .cse1 (select (select |c_#memory_$Pointer$.base| .cse0) .cse1))) |c_#memory_$Pointer$.base|) (= |c_#memory_int| (store |v_#memory_int_758| .cse0 (let ((.cse2 (select |v_#memory_int_758| .cse0))) (store .cse2 .cse1 (+ (select .cse2 .cse1) 1)))))))) (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.offset| 0) (or (and (exists ((|v_#memory_$Pointer$.offset_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_115| (Array Int (Array Int Int))) (|v_#memory_int_757| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_116| (Array Int (Array Int Int))) (|v_#valid_76| (Array Int Int)) (|v_#memory_int_125| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc58#1.base_5| Int) (|v_#length_48| (Array Int Int)) (|v_#memory_$Pointer$.base_116| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_115| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_114| (Array Int (Array Int Int))) (|v_#memory_int_124| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_BEFORE_CALL_56| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_114| (Array Int (Array Int Int)))) (let ((.cse20 (select (select |v_#memory_$Pointer$.base_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse21 (+ 16 (select (select |v_#memory_$Pointer$.offset_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse4 (select (select |v_#memory_$Pointer$.base_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse5 (select (select |v_#memory_$Pointer$.offset_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse23 (store |v_#memory_$Pointer$.offset_114| .cse4 (store (select |v_#memory_$Pointer$.offset_114| .cse4) .cse5 0))) (.cse15 (store |v_#memory_$Pointer$.base_114| .cse4 (store (select |v_#memory_$Pointer$.base_114| .cse4) .cse5 |v_ULTIMATE.start_main_#t~malloc58#1.base_5|))) (.cse14 (store |v_#memory_$Pointer$.offset_599| .cse20 (store (select |v_#memory_$Pointer$.offset_599| .cse20) .cse21 8))) (.cse22 (store |v_#memory_$Pointer$.base_599| .cse20 (store (select |v_#memory_$Pointer$.base_599| .cse20) .cse21 |c_ULTIMATE.start_main_~user~0#1.base|)))) (let ((.cse7 (select (select |v_#memory_$Pointer$.base_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse8 (+ (select (select |v_#memory_$Pointer$.offset_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse10 (select (select |v_#memory_$Pointer$.base_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse11 (+ (select (select |v_#memory_$Pointer$.offset_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse12 (select (select .cse22 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse13 (+ (select (select .cse14 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse16 (select (select .cse15 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse17 (+ 40 (select (select .cse23 |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (and (= |v_#memory_int_124| (let ((.cse3 (let ((.cse6 (let ((.cse9 (store |v_#memory_int_125| .cse12 (store (select |v_#memory_int_125| .cse12) .cse13 32)))) (store .cse9 .cse10 (store (select .cse9 .cse10) .cse11 5))))) (store .cse6 .cse7 (store (select .cse6 .cse7) .cse8 8))))) (store .cse3 .cse4 (store (select .cse3 .cse4) .cse5 (select (select |v_#memory_int_124| .cse4) .cse5))))) (= |v_#memory_$Pointer$.offset_116| (store .cse14 .cse12 (store (select .cse14 .cse12) .cse13 (select (select |v_#memory_$Pointer$.offset_116| .cse12) .cse13)))) (= |v_#memory_$Pointer$.base_116| (store |v_#memory_$Pointer$.base_115| .cse10 (store (select |v_#memory_$Pointer$.base_115| .cse10) .cse11 (select (select |v_#memory_$Pointer$.base_116| .cse10) .cse11)))) (= |v_#memory_$Pointer$.base_114| (store |v_#memory_$Pointer$.base_116| .cse7 (store (select |v_#memory_$Pointer$.base_116| .cse7) .cse8 (select (select |v_#memory_$Pointer$.base_114| .cse7) .cse8)))) (= |v_#memory_$Pointer$.base_BEFORE_CALL_56| (store .cse15 .cse16 (store (select .cse15 .cse16) .cse17 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| .cse16) .cse17)))) (= |v_#memory_$Pointer$.offset_114| (store |v_#memory_$Pointer$.offset_115| .cse7 (store (select |v_#memory_$Pointer$.offset_115| .cse7) .cse8 (select (select |v_#memory_$Pointer$.offset_114| .cse7) .cse8)))) (= |v_#memory_$Pointer$.offset_115| (store |v_#memory_$Pointer$.offset_116| .cse10 (store (select |v_#memory_$Pointer$.offset_116| .cse10) .cse11 (select (select |v_#memory_$Pointer$.offset_115| .cse10) .cse11)))) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 0)) (let ((.cse18 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse19 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| .cse18) .cse19) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| .cse18) .cse19) 0)))) (= (store |v_#length_48| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 384) |c_#length|) (= (store |v_#memory_int_757| .cse20 (store (select |v_#memory_int_757| .cse20) .cse21 (select (select |v_#memory_int_125| .cse20) .cse21))) |v_#memory_int_125|) (= (store .cse22 .cse12 (store (select .cse22 .cse12) .cse13 (select (select |v_#memory_$Pointer$.base_115| .cse12) .cse13))) |v_#memory_$Pointer$.base_115|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1) |c_#StackHeapBarrier|) (= |c_#valid| (store |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1)) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| (store .cse23 .cse16 (store (select .cse23 .cse16) .cse17 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| .cse16) .cse17)))) (= (select |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5|) 0)))))) (exists ((|v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_28| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_28|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_28| 4294967296))))) (and (exists ((|v_#memory_$Pointer$.offset_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_115| (Array Int (Array Int Int))) (|v_#memory_int_757| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_116| (Array Int (Array Int Int))) (|v_#valid_76| (Array Int Int)) (|v_#memory_int_125| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_37| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc58#1.base_5| Int) (|v_#length_48| (Array Int Int)) (|v_#memory_$Pointer$.base_116| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_115| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_114| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| (Array Int (Array Int Int))) (|v_#memory_int_124| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_114| (Array Int (Array Int Int)))) (let ((.cse41 (select (select |v_#memory_$Pointer$.base_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse42 (+ 16 (select (select |v_#memory_$Pointer$.offset_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse25 (select (select |v_#memory_$Pointer$.base_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse26 (select (select |v_#memory_$Pointer$.offset_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse44 (store |v_#memory_$Pointer$.offset_114| .cse25 (store (select |v_#memory_$Pointer$.offset_114| .cse25) .cse26 0))) (.cse36 (store |v_#memory_$Pointer$.base_114| .cse25 (store (select |v_#memory_$Pointer$.base_114| .cse25) .cse26 |v_ULTIMATE.start_main_#t~malloc58#1.base_5|))) (.cse35 (store |v_#memory_$Pointer$.offset_599| .cse41 (store (select |v_#memory_$Pointer$.offset_599| .cse41) .cse42 8))) (.cse43 (store |v_#memory_$Pointer$.base_599| .cse41 (store (select |v_#memory_$Pointer$.base_599| .cse41) .cse42 |c_ULTIMATE.start_main_~user~0#1.base|)))) (let ((.cse28 (select (select |v_#memory_$Pointer$.base_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse29 (+ (select (select |v_#memory_$Pointer$.offset_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse31 (select (select |v_#memory_$Pointer$.base_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse32 (+ (select (select |v_#memory_$Pointer$.offset_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse33 (select (select .cse43 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse34 (+ (select (select .cse35 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse37 (select (select .cse36 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse38 (+ 40 (select (select .cse44 |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (and (= |v_#memory_int_124| (let ((.cse24 (let ((.cse27 (let ((.cse30 (store |v_#memory_int_125| .cse33 (store (select |v_#memory_int_125| .cse33) .cse34 32)))) (store .cse30 .cse31 (store (select .cse30 .cse31) .cse32 5))))) (store .cse27 .cse28 (store (select .cse27 .cse28) .cse29 8))))) (store .cse24 .cse25 (store (select .cse24 .cse25) .cse26 (select (select |v_#memory_int_124| .cse25) .cse26))))) (= |v_#memory_$Pointer$.offset_116| (store .cse35 .cse33 (store (select .cse35 .cse33) .cse34 (select (select |v_#memory_$Pointer$.offset_116| .cse33) .cse34)))) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| (store .cse36 .cse37 (store (select .cse36 .cse37) .cse38 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| .cse37) .cse38)))) (let ((.cse39 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse40 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| .cse39) .cse40) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| .cse39) .cse40) 0)))) (= |v_#memory_$Pointer$.base_116| (store |v_#memory_$Pointer$.base_115| .cse31 (store (select |v_#memory_$Pointer$.base_115| .cse31) .cse32 (select (select |v_#memory_$Pointer$.base_116| .cse31) .cse32)))) (= |v_#memory_$Pointer$.base_114| (store |v_#memory_$Pointer$.base_116| .cse28 (store (select |v_#memory_$Pointer$.base_116| .cse28) .cse29 (select (select |v_#memory_$Pointer$.base_114| .cse28) .cse29)))) (= |v_#memory_$Pointer$.offset_114| (store |v_#memory_$Pointer$.offset_115| .cse28 (store (select |v_#memory_$Pointer$.offset_115| .cse28) .cse29 (select (select |v_#memory_$Pointer$.offset_114| .cse28) .cse29)))) (= |v_#memory_$Pointer$.offset_115| (store |v_#memory_$Pointer$.offset_116| .cse31 (store (select |v_#memory_$Pointer$.offset_116| .cse31) .cse32 (select (select |v_#memory_$Pointer$.offset_115| .cse31) .cse32)))) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 0)) (= (store |v_#length_48| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 384) |c_#length|) (= (store |v_#memory_int_757| .cse41 (store (select |v_#memory_int_757| .cse41) .cse42 (select (select |v_#memory_int_125| .cse41) .cse42))) |v_#memory_int_125|) (= (store .cse43 .cse33 (store (select .cse43 .cse33) .cse34 (select (select |v_#memory_$Pointer$.base_115| .cse33) .cse34))) |v_#memory_$Pointer$.base_115|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1) |c_#StackHeapBarrier|) (= |c_#valid| (store |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1)) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| (store .cse44 .cse37 (store (select .cse44 .cse37) .cse38 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| .cse37) .cse38)))) (= (select |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5|) 0)))))) (exists ((|v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_27| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_27|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_27| 4294967296)))))) (<= 0 (+ |c_ULTIMATE.start_main_~i~0#1| 2147483648)) (<= |c_ULTIMATE.start_main_~i~0#1| 2147483647) (= |c_ULTIMATE.start_main_~users~0#1.base| |c_ULTIMATE.start_main_~user~0#1.base|)) is different from false [2023-12-02 08:35:45,582 WARN L293 SmtUtils]: Spent 1.58m on a formula simplification that was a NOOP. DAG size: 284 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)