./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/jain_5-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/jain_5-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 79e37dfcfd523f9e396ca23e9cc9925e8d7cc4920a8c36807aa883e617f67da8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:16:37,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:16:37,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:16:37,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:16:37,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:16:37,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:16:37,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:16:37,855 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:16:37,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:16:37,864 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:16:37,865 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:16:37,867 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:16:37,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:16:37,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:16:37,873 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:16:37,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:16:37,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:16:37,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:16:37,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:16:37,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:16:37,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:16:37,896 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:16:37,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:16:37,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:16:37,904 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:16:37,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:16:37,905 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:16:37,907 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:16:37,907 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:16:37,909 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:16:37,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:16:37,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:16:37,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:16:37,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:16:37,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:16:37,915 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:16:37,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:16:37,916 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:16:37,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:16:37,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:16:37,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:16:37,918 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-03 04:16:37,960 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:16:37,961 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:16:37,962 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:16:37,963 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:16:37,964 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:16:37,964 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:16:37,964 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:16:37,964 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:16:37,965 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:16:37,965 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:16:37,966 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:16:37,966 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:16:37,966 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:16:37,967 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:16:37,967 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:16:37,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:16:37,968 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 04:16:37,968 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:16:37,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 04:16:37,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:16:37,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:16:37,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:16:37,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:16:37,970 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:16:37,970 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 04:16:37,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:16:37,970 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:16:37,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:16:37,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:16:37,972 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:16:37,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:16:37,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:16:37,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:16:37,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:16:37,974 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:16:37,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:16:37,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:16:37,974 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:16:37,975 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:16:37,975 INFO L138 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_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79e37dfcfd523f9e396ca23e9cc9925e8d7cc4920a8c36807aa883e617f67da8 [2021-11-03 04:16:38,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:16:38,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:16:38,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:16:38,301 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:16:38,301 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:16:38,303 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/bitvector/jain_5-2.c [2021-11-03 04:16:38,374 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/data/0ae08f421/f88a38a9b2044f74a26dfba6880ba042/FLAG589264bc9 [2021-11-03 04:16:38,821 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:16:38,823 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/sv-benchmarks/c/bitvector/jain_5-2.c [2021-11-03 04:16:38,834 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/data/0ae08f421/f88a38a9b2044f74a26dfba6880ba042/FLAG589264bc9 [2021-11-03 04:16:39,207 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/data/0ae08f421/f88a38a9b2044f74a26dfba6880ba042 [2021-11-03 04:16:39,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:16:39,210 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:16:39,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:16:39,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:16:39,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:16:39,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:16:39" (1/1) ... [2021-11-03 04:16:39,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e49b066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:16:39, skipping insertion in model container [2021-11-03 04:16:39,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:16:39" (1/1) ... [2021-11-03 04:16:39,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:16:39,239 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:16:39,399 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/sv-benchmarks/c/bitvector/jain_5-2.c[360,373] [2021-11-03 04:16:39,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:16:39,421 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 04:16:39,432 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/sv-benchmarks/c/bitvector/jain_5-2.c[360,373] [2021-11-03 04:16:39,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:16:39,452 INFO L208 MainTranslator]: Completed translation [2021-11-03 04:16:39,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:16:39 WrapperNode [2021-11-03 04:16:39,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:16:39,454 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 04:16:39,455 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 04:16:39,455 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 04:16:39,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:16:39" (1/1) ... [2021-11-03 04:16:39,470 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:16:39" (1/1) ... [2021-11-03 04:16:39,488 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 04:16:39,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 04:16:39,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 04:16:39,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 04:16:39,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:16:39" (1/1) ... [2021-11-03 04:16:39,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:16:39" (1/1) ... [2021-11-03 04:16:39,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:16:39" (1/1) ... [2021-11-03 04:16:39,500 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:16:39" (1/1) ... [2021-11-03 04:16:39,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:16:39" (1/1) ... [2021-11-03 04:16:39,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:16:39" (1/1) ... [2021-11-03 04:16:39,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:16:39" (1/1) ... [2021-11-03 04:16:39,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 04:16:39,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 04:16:39,510 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 04:16:39,510 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 04:16:39,511 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:16:39" (1/1) ... [2021-11-03 04:16:39,518 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:16:39,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:16:39,541 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 04:16:39,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 04:16:39,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 04:16:39,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 04:16:39,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-03 04:16:39,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 04:16:39,802 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 04:16:39,802 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-11-03 04:16:39,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:16:39 BoogieIcfgContainer [2021-11-03 04:16:39,805 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 04:16:39,806 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 04:16:39,806 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 04:16:39,809 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 04:16:39,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:16:39" (1/3) ... [2021-11-03 04:16:39,810 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57eea5c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:16:39, skipping insertion in model container [2021-11-03 04:16:39,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:16:39" (2/3) ... [2021-11-03 04:16:39,811 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57eea5c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:16:39, skipping insertion in model container [2021-11-03 04:16:39,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:16:39" (3/3) ... [2021-11-03 04:16:39,812 INFO L111 eAbstractionObserver]: Analyzing ICFG jain_5-2.c [2021-11-03 04:16:39,817 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 04:16:39,817 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-03 04:16:39,881 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 04:16:39,887 INFO L339 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=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-03 04:16:39,888 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-03 04:16:39,916 INFO L276 IsEmpty]: Start isEmpty. Operand has 6 states, 4 states have (on average 1.75) internal successors, (7), 5 states have internal predecessors, (7), 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) [2021-11-03 04:16:39,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-03 04:16:39,920 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:16:39,920 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2021-11-03 04:16:39,921 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:16:39,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:16:39,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1828272, now seen corresponding path program 1 times [2021-11-03 04:16:39,949 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:16:39,962 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403411022] [2021-11-03 04:16:39,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:16:39,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:16:40,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:16:40,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:16:40,275 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:16:40,276 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403411022] [2021-11-03 04:16:40,276 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403411022] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:16:40,277 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:16:40,277 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-03 04:16:40,279 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098600848] [2021-11-03 04:16:40,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 04:16:40,287 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:16:40,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 04:16:40,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-03 04:16:40,306 INFO L87 Difference]: Start difference. First operand has 6 states, 4 states have (on average 1.75) internal successors, (7), 5 states have internal predecessors, (7), 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) Second operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 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) [2021-11-03 04:16:40,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:16:40,335 INFO L93 Difference]: Finished difference Result 12 states and 17 transitions. [2021-11-03 04:16:40,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:16:40,336 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 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 [2021-11-03 04:16:40,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:16:40,345 INFO L225 Difference]: With dead ends: 12 [2021-11-03 04:16:40,345 INFO L226 Difference]: Without dead ends: 7 [2021-11-03 04:16:40,350 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-03 04:16:40,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2021-11-03 04:16:40,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2021-11-03 04:16:40,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 states have internal predecessors, (7), 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) [2021-11-03 04:16:40,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2021-11-03 04:16:40,378 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2021-11-03 04:16:40,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:16:40,378 INFO L470 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2021-11-03 04:16:40,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 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) [2021-11-03 04:16:40,379 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2021-11-03 04:16:40,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-03 04:16:40,379 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:16:40,380 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2021-11-03 04:16:40,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-03 04:16:40,380 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:16:40,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:16:40,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1757113992, now seen corresponding path program 1 times [2021-11-03 04:16:40,385 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:16:40,385 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95609034] [2021-11-03 04:16:40,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:16:40,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:16:40,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:16:40,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:16:40,480 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:16:40,481 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95609034] [2021-11-03 04:16:40,481 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95609034] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:16:40,482 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [81769157] [2021-11-03 04:16:40,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:16:40,482 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:16:40,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:16:40,484 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:16:40,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-03 04:16:40,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:16:40,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-03 04:16:40,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:16:40,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:16:40,791 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:16:40,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:16:40,881 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [81769157] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:16:40,881 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [953469488] [2021-11-03 04:16:40,928 INFO L159 IcfgInterpreter]: Started Sifa with 5 locations of interest [2021-11-03 04:16:40,929 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:16:40,933 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:16:40,938 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:16:40,939 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:16:40,968 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:40,970 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:16:40,970 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:40,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:16:40,973 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:16:40,973 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:40,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:16:40,977 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-03 04:16:40,999 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_9|], 21=[|v_#valid_10|]} [2021-11-03 04:16:41,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:41,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:41,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:41,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-03 04:16:41,024 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:41,026 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:16:41,027 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:41,027 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:16:41,028 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:16:41,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:41,057 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:41,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:41,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:41,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:41,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:41,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:41,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:41,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:41,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:41,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:41,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-03 04:16:41,081 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:41,084 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:16:41,084 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:41,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:16:41,086 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:16:41,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:41,105 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:41,107 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:41,109 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-03 04:16:41,110 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:16:41,110 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:122, output treesize:97 [2021-11-03 04:16:41,117 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:41,127 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-03 04:16:41,149 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:41,166 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-03 04:16:41,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:41,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:41,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:41,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:41,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:41,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:41,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:41,272 INFO L180 QuantifierPusher]: treesize reduction 30, result has 73.7 percent of original size [2021-11-03 04:16:41,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-03 04:16:41,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:41,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:41,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:41,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:41,353 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:16:41,976 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:16:41,976 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:16:41,976 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2021-11-03 04:16:41,977 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852043242] [2021-11-03 04:16:41,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-03 04:16:41,978 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:16:41,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-03 04:16:41,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-11-03 04:16:41,979 INFO L87 Difference]: Start difference. First operand 7 states and 7 transitions. Second operand has 9 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 8 states have internal predecessors, (14), 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) [2021-11-03 04:16:42,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:16:42,093 INFO L93 Difference]: Finished difference Result 16 states and 18 transitions. [2021-11-03 04:16:42,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-03 04:16:42,094 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 8 states have internal predecessors, (14), 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 6 [2021-11-03 04:16:42,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:16:42,094 INFO L225 Difference]: With dead ends: 16 [2021-11-03 04:16:42,094 INFO L226 Difference]: Without dead ends: 14 [2021-11-03 04:16:42,095 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 8 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2021-11-03 04:16:42,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2021-11-03 04:16:42,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 13. [2021-11-03 04:16:42,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 12 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:16:42,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2021-11-03 04:16:42,101 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 13 transitions. Word has length 6 [2021-11-03 04:16:42,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:16:42,102 INFO L470 AbstractCegarLoop]: Abstraction has 13 states and 13 transitions. [2021-11-03 04:16:42,103 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 8 states have internal predecessors, (14), 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) [2021-11-03 04:16:42,103 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2021-11-03 04:16:42,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-03 04:16:42,104 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:16:42,106 INFO L513 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1] [2021-11-03 04:16:42,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-03 04:16:42,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-11-03 04:16:42,324 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:16:42,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:16:42,324 INFO L85 PathProgramCache]: Analyzing trace with hash -667482864, now seen corresponding path program 2 times [2021-11-03 04:16:42,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:16:42,325 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134834038] [2021-11-03 04:16:42,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:16:42,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:16:42,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:16:42,507 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:16:42,508 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:16:42,508 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134834038] [2021-11-03 04:16:42,508 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134834038] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:16:42,509 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1092228726] [2021-11-03 04:16:42,509 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 04:16:42,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:16:42,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:16:42,514 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:16:42,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-03 04:16:42,589 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-11-03 04:16:42,589 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:16:42,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-03 04:16:42,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:16:42,889 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:16:42,890 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:16:43,039 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:16:43,039 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1092228726] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:16:43,040 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [621312419] [2021-11-03 04:16:43,042 INFO L159 IcfgInterpreter]: Started Sifa with 5 locations of interest [2021-11-03 04:16:43,042 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:16:43,042 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:16:43,043 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:16:43,043 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:16:43,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:43,053 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:16:43,053 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:43,053 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:16:43,055 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:16:43,055 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:43,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:16:43,059 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-03 04:16:43,069 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_10|], 21=[|v_#valid_11|]} [2021-11-03 04:16:43,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:43,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:43,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:43,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-03 04:16:43,083 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:43,084 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:16:43,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:43,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:16:43,088 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:16:43,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:43,093 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:43,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:43,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:43,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:43,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:43,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:43,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:43,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:43,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:43,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:43,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-03 04:16:43,124 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:43,127 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:16:43,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:43,130 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:16:43,132 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:16:43,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:43,137 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:43,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:43,142 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-03 04:16:43,143 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:16:43,143 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:122, output treesize:97 [2021-11-03 04:16:43,150 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:43,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:16:43,161 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:43,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-03 04:16:43,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:43,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:43,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:43,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:43,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:43,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:43,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:43,235 INFO L180 QuantifierPusher]: treesize reduction 30, result has 73.7 percent of original size [2021-11-03 04:16:43,242 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-03 04:16:43,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:43,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:43,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:43,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:43,301 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:16:43,829 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:16:43,829 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:16:43,829 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 17 [2021-11-03 04:16:43,829 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427419257] [2021-11-03 04:16:43,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-03 04:16:43,830 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:16:43,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-03 04:16:43,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=345, Unknown=0, NotChecked=0, Total=420 [2021-11-03 04:16:43,832 INFO L87 Difference]: Start difference. First operand 13 states and 13 transitions. Second operand has 18 states, 18 states have (on average 1.7777777777777777) internal successors, (32), 17 states have internal predecessors, (32), 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) [2021-11-03 04:16:49,958 WARN L207 SmtUtils]: Spent 5.83 s on a formula simplification that was a NOOP. DAG size: 39 [2021-11-03 04:16:52,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:16:52,615 INFO L93 Difference]: Finished difference Result 28 states and 33 transitions. [2021-11-03 04:16:52,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-03 04:16:52,615 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 1.7777777777777777) internal successors, (32), 17 states have internal predecessors, (32), 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 12 [2021-11-03 04:16:52,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:16:52,616 INFO L225 Difference]: With dead ends: 28 [2021-11-03 04:16:52,616 INFO L226 Difference]: Without dead ends: 26 [2021-11-03 04:16:52,617 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 20 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=184, Invalid=686, Unknown=0, NotChecked=0, Total=870 [2021-11-03 04:16:52,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2021-11-03 04:16:52,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 25. [2021-11-03 04:16:52,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 24 states have (on average 1.0416666666666667) internal successors, (25), 24 states have internal predecessors, (25), 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) [2021-11-03 04:16:52,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2021-11-03 04:16:52,622 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 25 transitions. Word has length 12 [2021-11-03 04:16:52,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:16:52,623 INFO L470 AbstractCegarLoop]: Abstraction has 25 states and 25 transitions. [2021-11-03 04:16:52,623 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 1.7777777777777777) internal successors, (32), 17 states have internal predecessors, (32), 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) [2021-11-03 04:16:52,623 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2021-11-03 04:16:52,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-03 04:16:52,624 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:16:52,624 INFO L513 BasicCegarLoop]: trace histogram [11, 10, 1, 1, 1] [2021-11-03 04:16:52,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-03 04:16:52,848 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-11-03 04:16:52,848 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:16:52,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:16:52,848 INFO L85 PathProgramCache]: Analyzing trace with hash 182427680, now seen corresponding path program 3 times [2021-11-03 04:16:52,849 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:16:52,849 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190636160] [2021-11-03 04:16:52,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:16:52,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:16:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:16:53,142 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:16:53,142 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:16:53,142 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190636160] [2021-11-03 04:16:53,142 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190636160] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:16:53,142 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1615659993] [2021-11-03 04:16:53,142 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-03 04:16:53,143 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:16:53,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:16:53,144 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:16:53,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-03 04:16:53,224 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-03 04:16:53,225 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:16:53,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-03 04:16:53,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:16:53,764 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:16:53,764 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:16:54,295 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:16:54,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1615659993] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:16:54,296 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [817507906] [2021-11-03 04:16:54,298 INFO L159 IcfgInterpreter]: Started Sifa with 5 locations of interest [2021-11-03 04:16:54,298 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:16:54,298 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:16:54,298 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:16:54,298 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:16:54,304 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:54,305 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:16:54,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:54,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:16:54,306 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:16:54,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:54,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:16:54,309 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-03 04:16:54,321 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_11|], 21=[|v_#valid_12|]} [2021-11-03 04:16:54,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:54,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:54,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:54,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-03 04:16:54,331 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:54,332 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:16:54,332 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:54,333 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:16:54,333 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:16:54,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:54,337 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:54,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:54,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:54,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:54,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:54,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:54,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:54,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:54,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:54,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:16:54,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-03 04:16:54,360 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:54,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:16:54,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:54,364 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:16:54,365 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:16:54,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:54,368 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:54,370 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:54,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-03 04:16:54,372 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:16:54,372 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:122, output treesize:97 [2021-11-03 04:16:54,376 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:54,379 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:16:54,384 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:54,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-03 04:16:54,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:54,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:54,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:54,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:54,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:54,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:54,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:54,428 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:16:54,438 INFO L185 QuantifierPusher]: treesize reduction 30, result has 65.5 percent of original size 57 [2021-11-03 04:16:54,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:54,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:54,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:54,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:54,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:54,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:54,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:16:54,464 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:16:54,860 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:16:54,860 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:16:54,860 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 35 [2021-11-03 04:16:54,860 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350110254] [2021-11-03 04:16:54,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-11-03 04:16:54,861 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:16:54,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-11-03 04:16:54,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=238, Invalid=1244, Unknown=0, NotChecked=0, Total=1482 [2021-11-03 04:16:54,862 INFO L87 Difference]: Start difference. First operand 25 states and 25 transitions. Second operand has 36 states, 36 states have (on average 1.8888888888888888) internal successors, (68), 35 states have internal predecessors, (68), 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) [2021-11-03 04:16:57,515 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (<= 1 c_ULTIMATE.start___VERIFIER_assert_~cond) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30))) is different from false [2021-11-03 04:16:59,523 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30))) is different from false [2021-11-03 04:17:01,529 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (<= 1 c_ULTIMATE.start___VERIFIER_assert_~cond) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30))) is different from false [2021-11-03 04:17:03,536 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30))) is different from false [2021-11-03 04:17:44,563 WARN L207 SmtUtils]: Spent 25.53 s on a formula simplification that was a NOOP. DAG size: 60 [2021-11-03 04:18:26,796 WARN L207 SmtUtils]: Spent 14.03 s on a formula simplification that was a NOOP. DAG size: 53 [2021-11-03 04:19:00,343 WARN L207 SmtUtils]: Spent 10.26 s on a formula simplification that was a NOOP. DAG size: 46 [2021-11-03 04:20:08,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:20:08,285 INFO L93 Difference]: Finished difference Result 50 states and 60 transitions. [2021-11-03 04:20:08,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-03 04:20:08,285 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 1.8888888888888888) internal successors, (68), 35 states have internal predecessors, (68), 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 24 [2021-11-03 04:20:08,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:20:08,286 INFO L225 Difference]: With dead ends: 50 [2021-11-03 04:20:08,287 INFO L226 Difference]: Without dead ends: 48 [2021-11-03 04:20:08,289 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 45 SyntacticMatches, 2 SemanticMatches, 59 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 663 ImplicationChecksByTransitivity, 121.5s TimeCoverageRelationStatistics Valid=592, Invalid=2593, Unknown=23, NotChecked=452, Total=3660 [2021-11-03 04:20:08,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2021-11-03 04:20:08,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 47. [2021-11-03 04:20:08,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 46 states have (on average 1.0217391304347827) internal successors, (47), 46 states have internal predecessors, (47), 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) [2021-11-03 04:20:08,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 47 transitions. [2021-11-03 04:20:08,298 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 47 transitions. Word has length 24 [2021-11-03 04:20:08,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:20:08,298 INFO L470 AbstractCegarLoop]: Abstraction has 47 states and 47 transitions. [2021-11-03 04:20:08,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 1.8888888888888888) internal successors, (68), 35 states have internal predecessors, (68), 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) [2021-11-03 04:20:08,299 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 47 transitions. [2021-11-03 04:20:08,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-03 04:20:08,300 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:20:08,301 INFO L513 BasicCegarLoop]: trace histogram [22, 21, 1, 1, 1] [2021-11-03 04:20:08,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-03 04:20:08,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:20:08,526 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:20:08,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:20:08,526 INFO L85 PathProgramCache]: Analyzing trace with hash -1760980120, now seen corresponding path program 4 times [2021-11-03 04:20:08,526 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:20:08,526 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466861733] [2021-11-03 04:20:08,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:20:08,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:20:08,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:20:09,173 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:20:09,173 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:20:09,173 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466861733] [2021-11-03 04:20:09,174 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466861733] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:20:09,174 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [430657466] [2021-11-03 04:20:09,174 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-03 04:20:09,174 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:20:09,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:20:09,178 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:20:09,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e236ad94-c268-4ff5-b876-7a9bc13eb36a/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-03 04:20:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:20:09,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 93 conjunts are in the unsatisfiable core [2021-11-03 04:20:09,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:20:10,811 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:20:10,811 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:20:12,813 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:20:12,814 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [430657466] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:20:12,814 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1267609235] [2021-11-03 04:20:12,816 INFO L159 IcfgInterpreter]: Started Sifa with 5 locations of interest [2021-11-03 04:20:12,816 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:20:12,816 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:20:12,816 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:20:12,817 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:20:12,828 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:20:12,829 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:20:12,830 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:20:12,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:20:12,830 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:20:12,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:20:12,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:20:12,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-03 04:20:12,836 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_12|], 21=[|v_#valid_13|]} [2021-11-03 04:20:12,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:20:12,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:20:12,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:20:12,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-03 04:20:12,846 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:20:12,847 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:20:12,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:20:12,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:20:12,848 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:20:12,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:20:12,852 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:20:12,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:20:12,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:20:12,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:20:12,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:20:12,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:20:12,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:20:12,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:20:12,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:20:12,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:20:12,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-03 04:20:12,870 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:20:12,872 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:20:12,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:20:12,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:20:12,876 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:20:12,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:20:12,879 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:20:12,881 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:20:12,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-03 04:20:12,882 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:20:12,883 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:122, output treesize:97 [2021-11-03 04:20:12,889 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:20:12,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-03 04:20:12,896 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:20:12,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 134 [2021-11-03 04:20:12,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:20:12,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:20:12,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:20:12,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:20:12,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:20:12,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:20:12,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:20:12,939 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:20:12,949 INFO L185 QuantifierPusher]: treesize reduction 30, result has 65.5 percent of original size 57 [2021-11-03 04:20:12,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:20:12,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:20:12,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:20:12,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:20:12,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:20:12,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:20:12,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:20:12,975 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:20:13,478 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:20:13,478 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:20:13,479 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 68 [2021-11-03 04:20:13,479 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427665770] [2021-11-03 04:20:13,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2021-11-03 04:20:13,480 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:20:13,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2021-11-03 04:20:13,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=766, Invalid=4346, Unknown=0, NotChecked=0, Total=5112 [2021-11-03 04:20:13,483 INFO L87 Difference]: Start difference. First operand 47 states and 47 transitions. Second operand has 69 states, 69 states have (on average 1.9420289855072463) internal successors, (134), 68 states have internal predecessors, (134), 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) [2021-11-03 04:20:16,850 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 13) 312) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 15) 420) 4294967296))) (<= 1 c_ULTIMATE.start___VERIFIER_assert_~cond) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 17) 544) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 20) c_ULTIMATE.start_main_~x~0 760) 4294967296) 30)) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 19) 684) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 840 (* c_ULTIMATE.start_main_~y~0 21)) 4294967296))) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 12) 264) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 612 (* c_ULTIMATE.start_main_~y~0 18)) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 22) 924) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 14) 364) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 480 (* c_ULTIMATE.start_main_~y~0 16)) 4294967296)))) is different from false [2021-11-03 04:20:18,864 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 13) 312) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 15) 420) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 17) 544) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 20) c_ULTIMATE.start_main_~x~0 760) 4294967296) 30)) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 19) 684) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 840 (* c_ULTIMATE.start_main_~y~0 21)) 4294967296))) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 12) 264) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 612 (* c_ULTIMATE.start_main_~y~0 18)) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 14) 364) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 480 (* c_ULTIMATE.start_main_~y~0 16)) 4294967296)))) is different from false [2021-11-03 04:20:20,873 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 13) 312) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 15) 420) 4294967296))) (<= 1 c_ULTIMATE.start___VERIFIER_assert_~cond) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 17) 544) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 20) c_ULTIMATE.start_main_~x~0 760) 4294967296) 30)) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 19) 684) 4294967296))) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 12) 264) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 612 (* c_ULTIMATE.start_main_~y~0 18)) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 14) 364) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 480 (* c_ULTIMATE.start_main_~y~0 16)) 4294967296)))) is different from false [2021-11-03 04:20:22,881 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 13) 312) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 15) 420) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 17) 544) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 20) c_ULTIMATE.start_main_~x~0 760) 4294967296) 30)) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 19) 684) 4294967296))) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 12) 264) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 612 (* c_ULTIMATE.start_main_~y~0 18)) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 14) 364) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 480 (* c_ULTIMATE.start_main_~y~0 16)) 4294967296)))) is different from false [2021-11-03 04:20:24,891 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 13) 312) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 15) 420) 4294967296))) (<= 1 c_ULTIMATE.start___VERIFIER_assert_~cond) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 17) 544) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 19) 684) 4294967296))) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 12) 264) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 612 (* c_ULTIMATE.start_main_~y~0 18)) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 14) 364) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 480 (* c_ULTIMATE.start_main_~y~0 16)) 4294967296)))) is different from false [2021-11-03 04:20:26,900 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 13) 312) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 15) 420) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 17) 544) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 19) 684) 4294967296))) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 12) 264) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 612 (* c_ULTIMATE.start_main_~y~0 18)) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 14) 364) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 480 (* c_ULTIMATE.start_main_~y~0 16)) 4294967296)))) is different from false [2021-11-03 04:24:09,266 WARN L207 SmtUtils]: Spent 1.30 m on a formula simplification that was a NOOP. DAG size: 129 [2021-11-03 04:24:29,702 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 13) 312) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 15) 420) 4294967296))) (<= 1 c_ULTIMATE.start___VERIFIER_assert_~cond) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 17) 544) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 12) 264) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 14) 364) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 480 (* c_ULTIMATE.start_main_~y~0 16)) 4294967296)))) is different from false [2021-11-03 04:24:31,710 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 13) 312) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 15) 420) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 17) 544) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 12) 264) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 14) 364) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 480 (* c_ULTIMATE.start_main_~y~0 16)) 4294967296)))) is different from false [2021-11-03 04:24:33,717 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 13) 312) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 15) 420) 4294967296))) (<= 1 c_ULTIMATE.start___VERIFIER_assert_~cond) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 12) 264) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 14) 364) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 480 (* c_ULTIMATE.start_main_~y~0 16)) 4294967296)))) is different from false [2021-11-03 04:24:35,734 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 13) 312) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 15) 420) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 12) 264) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 14) 364) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 480 (* c_ULTIMATE.start_main_~y~0 16)) 4294967296)))) is different from false [2021-11-03 04:24:37,745 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 13) 312) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 15) 420) 4294967296))) (<= 1 c_ULTIMATE.start___VERIFIER_assert_~cond) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 12) 264) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 14) 364) 4294967296) 30))) is different from false [2021-11-03 04:24:39,756 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 13) 312) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 15) 420) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 12) 264) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 14) 364) 4294967296) 30))) is different from false [2021-11-03 04:24:41,769 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 13) 312) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (<= 1 c_ULTIMATE.start___VERIFIER_assert_~cond) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 12) 264) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 14) 364) 4294967296) 30))) is different from false [2021-11-03 04:24:43,775 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 13) 312) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 12) 264) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 14) 364) 4294967296) 30))) is different from false [2021-11-03 04:24:45,784 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 13) 312) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (<= 1 c_ULTIMATE.start___VERIFIER_assert_~cond) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 12) 264) 4294967296)))) is different from false [2021-11-03 04:24:47,790 WARN L838 $PredicateComparison]: unable to prove that (and (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 13) 312) 4294967296))) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 12) 264) 4294967296)))) is different from false [2021-11-03 04:24:49,801 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (<= 1 c_ULTIMATE.start___VERIFIER_assert_~cond) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 12) 264) 4294967296)))) is different from false [2021-11-03 04:24:51,825 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 12) 264) 4294967296)))) is different from false [2021-11-03 04:24:53,835 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (<= 1 c_ULTIMATE.start___VERIFIER_assert_~cond) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30))) is different from false [2021-11-03 04:24:55,842 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 11) 220) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 10) 180) 4294967296))) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30))) is different from false [2021-11-03 04:28:18,945 WARN L207 SmtUtils]: Spent 45.75 s on a formula simplification that was a NOOP. DAG size: 74 [2021-11-03 04:29:13,183 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (<= 1 c_ULTIMATE.start___VERIFIER_assert_~cond) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30))) is different from false [2021-11-03 04:29:15,189 WARN L838 $PredicateComparison]: unable to prove that (and (not (= (mod (+ c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 9) 144) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 4 (* c_ULTIMATE.start_main_~y~0 2)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~y~0 c_ULTIMATE.start_main_~x~0) 4294967296))) (not (= (mod (+ 40 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 5)) 4294967296) 30)) (not (= (mod (+ c_ULTIMATE.start_main_~x~0 60 (* c_ULTIMATE.start_main_~y~0 6)) 4294967296) 30)) (not (= 30 (mod (+ c_ULTIMATE.start_main_~x~0 84 (* c_ULTIMATE.start_main_~y~0 7)) 4294967296))) (not (= (mod (+ 112 c_ULTIMATE.start_main_~x~0 (* c_ULTIMATE.start_main_~y~0 8)) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 3) c_ULTIMATE.start_main_~x~0 12) 4294967296) 30)) (not (= (mod (+ (* c_ULTIMATE.start_main_~y~0 4) c_ULTIMATE.start_main_~x~0 24) 4294967296) 30))) is different from false [2021-11-03 04:30:34,621 WARN L207 SmtUtils]: Spent 16.43 s on a formula simplification that was a NOOP. DAG size: 60