./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-tiling/pnr5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-tiling/pnr5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6dc18f387244e600c9c46c5a67fb3c0c9875a9a14eb13d3a621343f4a214b0b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 12:26:57,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 12:26:57,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 12:26:57,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 12:26:57,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 12:26:57,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 12:26:57,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 12:26:57,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 12:26:57,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 12:26:57,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 12:26:57,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 12:26:57,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 12:26:57,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 12:26:57,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 12:26:57,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 12:26:57,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 12:26:57,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 12:26:57,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 12:26:57,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 12:26:57,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 12:26:57,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 12:26:57,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 12:26:57,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 12:26:57,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 12:26:57,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 12:26:57,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 12:26:57,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 12:26:57,172 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 12:26:57,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 12:26:57,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 12:26:57,174 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 12:26:57,175 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 12:26:57,176 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 12:26:57,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 12:26:57,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 12:26:57,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 12:26:57,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 12:26:57,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 12:26:57,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 12:26:57,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 12:26:57,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 12:26:57,181 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-12-14 12:26:57,203 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 12:26:57,203 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 12:26:57,204 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 12:26:57,204 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 12:26:57,204 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 12:26:57,205 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 12:26:57,205 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 12:26:57,205 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 12:26:57,205 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 12:26:57,205 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 12:26:57,206 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 12:26:57,206 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 12:26:57,206 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 12:26:57,206 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 12:26:57,206 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 12:26:57,207 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 12:26:57,207 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 12:26:57,207 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 12:26:57,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 12:26:57,208 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 12:26:57,208 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 12:26:57,208 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 12:26:57,209 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 12:26:57,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 12:26:57,209 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 12:26:57,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 12:26:57,209 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 12:26:57,210 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 12:26:57,210 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 12:26:57,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 12:26:57,210 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 12:26:57,210 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 12:26:57,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 12:26:57,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 12:26:57,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:26:57,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 12:26:57,211 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 12:26:57,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 12:26:57,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 12:26:57,212 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 12:26:57,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 12:26:57,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 12:26:57,213 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 12:26:57,213 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6dc18f387244e600c9c46c5a67fb3c0c9875a9a14eb13d3a621343f4a214b0b [2022-12-14 12:26:57,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 12:26:57,436 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 12:26:57,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 12:26:57,439 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 12:26:57,440 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 12:26:57,441 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/array-tiling/pnr5.c [2022-12-14 12:27:00,010 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 12:27:00,124 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 12:27:00,125 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/sv-benchmarks/c/array-tiling/pnr5.c [2022-12-14 12:27:00,129 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/data/6db4fdf49/6cfb4421f2a2489a80c61b783b8aa4e1/FLAGfe75e80d4 [2022-12-14 12:27:00,139 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/data/6db4fdf49/6cfb4421f2a2489a80c61b783b8aa4e1 [2022-12-14 12:27:00,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 12:27:00,142 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 12:27:00,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 12:27:00,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 12:27:00,146 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 12:27:00,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:27:00" (1/1) ... [2022-12-14 12:27:00,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@621719c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:27:00, skipping insertion in model container [2022-12-14 12:27:00,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:27:00" (1/1) ... [2022-12-14 12:27:00,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 12:27:00,169 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 12:27:00,303 WARN L237 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_32300b97-1c68-49ca-9fe6-56617fd17077/sv-benchmarks/c/array-tiling/pnr5.c[395,408] [2022-12-14 12:27:00,322 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:27:00,330 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 12:27:00,343 WARN L237 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_32300b97-1c68-49ca-9fe6-56617fd17077/sv-benchmarks/c/array-tiling/pnr5.c[395,408] [2022-12-14 12:27:00,354 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:27:00,366 INFO L208 MainTranslator]: Completed translation [2022-12-14 12:27:00,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:27:00 WrapperNode [2022-12-14 12:27:00,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 12:27:00,368 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 12:27:00,368 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 12:27:00,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 12:27:00,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:27:00" (1/1) ... [2022-12-14 12:27:00,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:27:00" (1/1) ... [2022-12-14 12:27:00,405 INFO L138 Inliner]: procedures = 17, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 144 [2022-12-14 12:27:00,405 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 12:27:00,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 12:27:00,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 12:27:00,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 12:27:00,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:27:00" (1/1) ... [2022-12-14 12:27:00,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:27:00" (1/1) ... [2022-12-14 12:27:00,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:27:00" (1/1) ... [2022-12-14 12:27:00,419 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:27:00" (1/1) ... [2022-12-14 12:27:00,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:27:00" (1/1) ... [2022-12-14 12:27:00,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:27:00" (1/1) ... [2022-12-14 12:27:00,429 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:27:00" (1/1) ... [2022-12-14 12:27:00,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:27:00" (1/1) ... [2022-12-14 12:27:00,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 12:27:00,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 12:27:00,433 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 12:27:00,433 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 12:27:00,434 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:27:00" (1/1) ... [2022-12-14 12:27:00,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:27:00,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:27:00,462 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 12:27:00,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 12:27:00,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 12:27:00,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 12:27:00,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 12:27:00,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 12:27:00,499 INFO L130 BoogieDeclarations]: Found specification of procedure ReadFromPort [2022-12-14 12:27:00,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ReadFromPort [2022-12-14 12:27:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 12:27:00,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 12:27:00,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 12:27:00,564 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 12:27:00,566 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 12:27:00,845 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 12:27:00,876 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 12:27:00,876 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 12:27:00,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:27:00 BoogieIcfgContainer [2022-12-14 12:27:00,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 12:27:00,881 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 12:27:00,881 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 12:27:00,884 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 12:27:00,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 12:27:00" (1/3) ... [2022-12-14 12:27:00,885 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f864441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 12:27:00, skipping insertion in model container [2022-12-14 12:27:00,885 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:27:00" (2/3) ... [2022-12-14 12:27:00,885 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f864441 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 12:27:00, skipping insertion in model container [2022-12-14 12:27:00,885 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:27:00" (3/3) ... [2022-12-14 12:27:00,887 INFO L112 eAbstractionObserver]: Analyzing ICFG pnr5.c [2022-12-14 12:27:00,905 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 12:27:00,905 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 46 error locations. [2022-12-14 12:27:00,944 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 12:27:00,948 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4ee52f9f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 12:27:00,949 INFO L358 AbstractCegarLoop]: Starting to check reachability of 46 error locations. [2022-12-14 12:27:00,952 INFO L276 IsEmpty]: Start isEmpty. Operand has 119 states, 66 states have (on average 1.8484848484848484) internal successors, (122), 112 states have internal predecessors, (122), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-12-14 12:27:00,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 12:27:00,956 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:27:00,956 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-12-14 12:27:00,957 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2022-12-14 12:27:00,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:27:00,960 INFO L85 PathProgramCache]: Analyzing trace with hash 7073758, now seen corresponding path program 1 times [2022-12-14 12:27:00,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:27:00,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380865733] [2022-12-14 12:27:00,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:27:00,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:27:01,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:27:01,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:27:01,225 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:27:01,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380865733] [2022-12-14 12:27:01,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380865733] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:27:01,226 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:27:01,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:27:01,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607796212] [2022-12-14 12:27:01,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:27:01,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 12:27:01,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:27:01,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 12:27:01,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-14 12:27:01,259 INFO L87 Difference]: Start difference. First operand has 119 states, 66 states have (on average 1.8484848484848484) internal successors, (122), 112 states have internal predecessors, (122), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 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) [2022-12-14 12:27:01,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:27:01,338 INFO L93 Difference]: Finished difference Result 133 states and 144 transitions. [2022-12-14 12:27:01,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 12:27:01,340 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 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 [2022-12-14 12:27:01,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:27:01,346 INFO L225 Difference]: With dead ends: 133 [2022-12-14 12:27:01,346 INFO L226 Difference]: Without dead ends: 115 [2022-12-14 12:27:01,348 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-14 12:27:01,350 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 241 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 12:27:01,351 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 120 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 12:27:01,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2022-12-14 12:27:01,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2022-12-14 12:27:01,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 64 states have (on average 1.796875) internal successors, (115), 108 states have internal predecessors, (115), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-12-14 12:27:01,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 125 transitions. [2022-12-14 12:27:01,381 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 125 transitions. Word has length 4 [2022-12-14 12:27:01,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:27:01,382 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 125 transitions. [2022-12-14 12:27:01,382 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 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) [2022-12-14 12:27:01,382 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 125 transitions. [2022-12-14 12:27:01,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 12:27:01,382 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:27:01,382 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-12-14 12:27:01,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 12:27:01,383 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2022-12-14 12:27:01,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:27:01,383 INFO L85 PathProgramCache]: Analyzing trace with hash 219286554, now seen corresponding path program 1 times [2022-12-14 12:27:01,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:27:01,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534810063] [2022-12-14 12:27:01,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:27:01,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:27:01,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:27:01,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:27:01,513 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:27:01,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534810063] [2022-12-14 12:27:01,514 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534810063] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:27:01,514 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:27:01,514 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:27:01,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552254604] [2022-12-14 12:27:01,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:27:01,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 12:27:01,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:27:01,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 12:27:01,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 12:27:01,516 INFO L87 Difference]: Start difference. First operand 115 states and 125 transitions. Second operand has 5 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 12:27:01,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:27:01,594 INFO L93 Difference]: Finished difference Result 115 states and 125 transitions. [2022-12-14 12:27:01,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 12:27:01,595 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-12-14 12:27:01,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:27:01,596 INFO L225 Difference]: With dead ends: 115 [2022-12-14 12:27:01,596 INFO L226 Difference]: Without dead ends: 114 [2022-12-14 12:27:01,596 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-14 12:27:01,597 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 335 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 335 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 12:27:01,597 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [335 Valid, 115 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 12:27:01,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2022-12-14 12:27:01,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2022-12-14 12:27:01,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 64 states have (on average 1.78125) internal successors, (114), 107 states have internal predecessors, (114), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-12-14 12:27:01,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 124 transitions. [2022-12-14 12:27:01,606 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 124 transitions. Word has length 5 [2022-12-14 12:27:01,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:27:01,606 INFO L495 AbstractCegarLoop]: Abstraction has 114 states and 124 transitions. [2022-12-14 12:27:01,606 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 12:27:01,606 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 124 transitions. [2022-12-14 12:27:01,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 12:27:01,606 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:27:01,607 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:27:01,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 12:27:01,607 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2022-12-14 12:27:01,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:27:01,607 INFO L85 PathProgramCache]: Analyzing trace with hash -558356293, now seen corresponding path program 1 times [2022-12-14 12:27:01,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:27:01,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836465003] [2022-12-14 12:27:01,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:27:01,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:27:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:27:01,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:27:01,668 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:27:01,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836465003] [2022-12-14 12:27:01,669 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836465003] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:27:01,669 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:27:01,669 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:27:01,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900463126] [2022-12-14 12:27:01,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:27:01,670 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 12:27:01,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:27:01,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 12:27:01,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 12:27:01,671 INFO L87 Difference]: Start difference. First operand 114 states and 124 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 12:27:01,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:27:01,780 INFO L93 Difference]: Finished difference Result 119 states and 129 transitions. [2022-12-14 12:27:01,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 12:27:01,781 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-12-14 12:27:01,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:27:01,782 INFO L225 Difference]: With dead ends: 119 [2022-12-14 12:27:01,782 INFO L226 Difference]: Without dead ends: 117 [2022-12-14 12:27:01,783 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 12:27:01,784 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 3 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:27:01,784 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 267 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 12:27:01,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2022-12-14 12:27:01,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2022-12-14 12:27:01,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 67 states have (on average 1.7462686567164178) internal successors, (117), 110 states have internal predecessors, (117), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-12-14 12:27:01,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 127 transitions. [2022-12-14 12:27:01,793 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 127 transitions. Word has length 9 [2022-12-14 12:27:01,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:27:01,793 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 127 transitions. [2022-12-14 12:27:01,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 12:27:01,793 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 127 transitions. [2022-12-14 12:27:01,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 12:27:01,794 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:27:01,794 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:27:01,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 12:27:01,794 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2022-12-14 12:27:01,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:27:01,795 INFO L85 PathProgramCache]: Analyzing trace with hash -1140235155, now seen corresponding path program 1 times [2022-12-14 12:27:01,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:27:01,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396653854] [2022-12-14 12:27:01,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:27:01,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:27:01,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:27:01,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:27:01,834 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:27:01,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396653854] [2022-12-14 12:27:01,834 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396653854] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:27:01,834 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:27:01,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 12:27:01,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400943678] [2022-12-14 12:27:01,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:27:01,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:27:01,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:27:01,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:27:01,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:27:01,836 INFO L87 Difference]: Start difference. First operand 117 states and 127 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 12:27:01,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:27:01,981 INFO L93 Difference]: Finished difference Result 221 states and 242 transitions. [2022-12-14 12:27:01,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:27:01,982 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-12-14 12:27:01,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:27:01,984 INFO L225 Difference]: With dead ends: 221 [2022-12-14 12:27:01,984 INFO L226 Difference]: Without dead ends: 181 [2022-12-14 12:27:01,985 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:27:01,986 INFO L413 NwaCegarLoop]: 82 mSDtfsCounter, 58 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:27:01,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 115 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 12:27:01,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2022-12-14 12:27:01,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 175. [2022-12-14 12:27:01,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 120 states have (on average 1.4666666666666666) internal successors, (176), 163 states have internal predecessors, (176), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-12-14 12:27:01,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 196 transitions. [2022-12-14 12:27:01,997 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 196 transitions. Word has length 12 [2022-12-14 12:27:01,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:27:01,998 INFO L495 AbstractCegarLoop]: Abstraction has 175 states and 196 transitions. [2022-12-14 12:27:01,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 12:27:01,998 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 196 transitions. [2022-12-14 12:27:01,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 12:27:01,999 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:27:01,999 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:27:01,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 12:27:01,999 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2022-12-14 12:27:01,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:27:01,999 INFO L85 PathProgramCache]: Analyzing trace with hash 416225144, now seen corresponding path program 1 times [2022-12-14 12:27:02,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:27:02,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815323611] [2022-12-14 12:27:02,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:27:02,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:27:02,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:27:02,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 12:27:02,096 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:27:02,097 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815323611] [2022-12-14 12:27:02,097 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [815323611] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:27:02,097 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:27:02,097 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 12:27:02,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248608596] [2022-12-14 12:27:02,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:27:02,097 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 12:27:02,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:27:02,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 12:27:02,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-14 12:27:02,098 INFO L87 Difference]: Start difference. First operand 175 states and 196 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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) [2022-12-14 12:27:02,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:27:02,270 INFO L93 Difference]: Finished difference Result 189 states and 210 transitions. [2022-12-14 12:27:02,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 12:27:02,271 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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 [2022-12-14 12:27:02,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:27:02,272 INFO L225 Difference]: With dead ends: 189 [2022-12-14 12:27:02,272 INFO L226 Difference]: Without dead ends: 180 [2022-12-14 12:27:02,272 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-14 12:27:02,273 INFO L413 NwaCegarLoop]: 75 mSDtfsCounter, 182 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 12:27:02,273 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [187 Valid, 96 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 12:27:02,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2022-12-14 12:27:02,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 175. [2022-12-14 12:27:02,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 120 states have (on average 1.4583333333333333) internal successors, (175), 163 states have internal predecessors, (175), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-12-14 12:27:02,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 195 transitions. [2022-12-14 12:27:02,282 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 195 transitions. Word has length 12 [2022-12-14 12:27:02,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:27:02,282 INFO L495 AbstractCegarLoop]: Abstraction has 175 states and 195 transitions. [2022-12-14 12:27:02,282 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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) [2022-12-14 12:27:02,283 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 195 transitions. [2022-12-14 12:27:02,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 12:27:02,285 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:27:02,285 INFO L195 NwaCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:27:02,285 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 12:27:02,285 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2022-12-14 12:27:02,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:27:02,286 INFO L85 PathProgramCache]: Analyzing trace with hash -2066389199, now seen corresponding path program 1 times [2022-12-14 12:27:02,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:27:02,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167121895] [2022-12-14 12:27:02,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:27:02,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:27:02,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:27:02,355 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 12:27:02,356 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:27:02,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167121895] [2022-12-14 12:27:02,356 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167121895] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:27:02,356 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:27:02,356 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:27:02,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243656390] [2022-12-14 12:27:02,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:27:02,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 12:27:02,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:27:02,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 12:27:02,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 12:27:02,358 INFO L87 Difference]: Start difference. First operand 175 states and 195 transitions. Second operand has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-14 12:27:02,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:27:02,504 INFO L93 Difference]: Finished difference Result 180 states and 200 transitions. [2022-12-14 12:27:02,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 12:27:02,505 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 53 [2022-12-14 12:27:02,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:27:02,506 INFO L225 Difference]: With dead ends: 180 [2022-12-14 12:27:02,506 INFO L226 Difference]: Without dead ends: 178 [2022-12-14 12:27:02,507 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 12:27:02,508 INFO L413 NwaCegarLoop]: 81 mSDtfsCounter, 28 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:27:02,508 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 193 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 12:27:02,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2022-12-14 12:27:02,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 178. [2022-12-14 12:27:02,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 123 states have (on average 1.4471544715447155) internal successors, (178), 166 states have internal predecessors, (178), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-12-14 12:27:02,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 198 transitions. [2022-12-14 12:27:02,522 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 198 transitions. Word has length 53 [2022-12-14 12:27:02,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:27:02,522 INFO L495 AbstractCegarLoop]: Abstraction has 178 states and 198 transitions. [2022-12-14 12:27:02,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-14 12:27:02,523 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 198 transitions. [2022-12-14 12:27:02,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 12:27:02,524 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:27:02,524 INFO L195 NwaCegarLoop]: trace histogram [6, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:27:02,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 12:27:02,524 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2022-12-14 12:27:02,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:27:02,525 INFO L85 PathProgramCache]: Analyzing trace with hash 1706470204, now seen corresponding path program 1 times [2022-12-14 12:27:02,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:27:02,525 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293794584] [2022-12-14 12:27:02,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:27:02,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:27:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:27:02,637 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 12:27:02,637 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:27:02,637 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293794584] [2022-12-14 12:27:02,637 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293794584] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 12:27:02,637 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1831508068] [2022-12-14 12:27:02,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:27:02,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:27:02,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:27:02,639 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:27:02,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 12:27:02,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:27:02,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 12:27:02,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:27:02,821 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 12:27:02,821 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:27:02,822 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1831508068] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:27:02,822 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 12:27:02,822 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-12-14 12:27:02,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498101181] [2022-12-14 12:27:02,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:27:02,822 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 12:27:02,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:27:02,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 12:27:02,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-12-14 12:27:02,823 INFO L87 Difference]: Start difference. First operand 178 states and 198 transitions. Second operand has 5 states, 4 states have (on average 11.5) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-14 12:27:02,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:27:02,981 INFO L93 Difference]: Finished difference Result 178 states and 198 transitions. [2022-12-14 12:27:02,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 12:27:02,981 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 11.5) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 63 [2022-12-14 12:27:02,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:27:02,983 INFO L225 Difference]: With dead ends: 178 [2022-12-14 12:27:02,983 INFO L226 Difference]: Without dead ends: 157 [2022-12-14 12:27:02,983 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-12-14 12:27:02,984 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 105 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 284 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:27:02,984 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 163 Invalid, 304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 284 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 12:27:02,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2022-12-14 12:27:02,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2022-12-14 12:27:02,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 123 states have (on average 1.2764227642276422) internal successors, (157), 145 states have internal predecessors, (157), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-12-14 12:27:02,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 177 transitions. [2022-12-14 12:27:02,996 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 177 transitions. Word has length 63 [2022-12-14 12:27:02,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:27:02,997 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 177 transitions. [2022-12-14 12:27:02,997 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 11.5) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-14 12:27:02,997 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 177 transitions. [2022-12-14 12:27:02,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 12:27:02,999 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:27:02,999 INFO L195 NwaCegarLoop]: trace histogram [5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:27:03,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 12:27:03,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:27:03,200 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2022-12-14 12:27:03,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:27:03,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1032036793, now seen corresponding path program 1 times [2022-12-14 12:27:03,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:27:03,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549832090] [2022-12-14 12:27:03,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:27:03,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:27:03,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:27:03,371 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-14 12:27:03,371 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:27:03,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549832090] [2022-12-14 12:27:03,371 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549832090] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 12:27:03,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [519539391] [2022-12-14 12:27:03,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:27:03,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:27:03,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:27:03,373 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:27:03,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 12:27:03,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:27:03,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 12:27:03,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:27:03,466 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-14 12:27:03,466 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 12:27:03,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [519539391] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:27:03,467 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 12:27:03,467 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-12-14 12:27:03,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282764599] [2022-12-14 12:27:03,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:27:03,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 12:27:03,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:27:03,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 12:27:03,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-14 12:27:03,469 INFO L87 Difference]: Start difference. First operand 157 states and 177 transitions. Second operand has 6 states, 5 states have (on average 9.4) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-14 12:27:03,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:27:03,629 INFO L93 Difference]: Finished difference Result 157 states and 177 transitions. [2022-12-14 12:27:03,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 12:27:03,629 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.4) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 63 [2022-12-14 12:27:03,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:27:03,631 INFO L225 Difference]: With dead ends: 157 [2022-12-14 12:27:03,631 INFO L226 Difference]: Without dead ends: 156 [2022-12-14 12:27:03,631 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-12-14 12:27:03,632 INFO L413 NwaCegarLoop]: 58 mSDtfsCounter, 67 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:27:03,632 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 232 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 12:27:03,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2022-12-14 12:27:03,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2022-12-14 12:27:03,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 123 states have (on average 1.2682926829268293) internal successors, (156), 144 states have internal predecessors, (156), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2022-12-14 12:27:03,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 176 transitions. [2022-12-14 12:27:03,640 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 176 transitions. Word has length 63 [2022-12-14 12:27:03,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:27:03,640 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 176 transitions. [2022-12-14 12:27:03,640 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.4) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-14 12:27:03,641 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 176 transitions. [2022-12-14 12:27:03,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 12:27:03,642 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:27:03,642 INFO L195 NwaCegarLoop]: trace histogram [6, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:27:03,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 12:27:03,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-12-14 12:27:03,843 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2022-12-14 12:27:03,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:27:03,844 INFO L85 PathProgramCache]: Analyzing trace with hash 1360968842, now seen corresponding path program 1 times [2022-12-14 12:27:03,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:27:03,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490487470] [2022-12-14 12:27:03,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:27:03,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:27:03,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:27:04,038 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 12:27:04,038 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:27:04,039 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490487470] [2022-12-14 12:27:04,039 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490487470] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 12:27:04,039 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2010981500] [2022-12-14 12:27:04,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:27:04,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:27:04,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:27:04,040 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:27:04,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 12:27:04,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:27:04,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 12:27:04,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:27:04,160 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 12:27:04,160 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 12:27:04,244 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 12:27:04,244 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2010981500] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 12:27:04,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [100239375] [2022-12-14 12:27:04,264 INFO L159 IcfgInterpreter]: Started Sifa with 47 locations of interest [2022-12-14 12:27:04,264 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 12:27:04,268 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 12:27:04,273 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 12:27:04,273 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 12:27:04,426 INFO L321 Elim1Store]: treesize reduction 42, result has 40.0 percent of original size [2022-12-14 12:27:04,427 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 46 [2022-12-14 12:27:04,476 INFO L321 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2022-12-14 12:27:04,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 53 [2022-12-14 12:27:04,663 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 26 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 103 [2022-12-14 12:27:04,852 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 26 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 127 [2022-12-14 12:27:05,058 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 29 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 142 [2022-12-14 12:27:05,254 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 31 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 166 [2022-12-14 12:27:05,441 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 36 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 181 [2022-12-14 12:27:05,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 41 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 221 treesize of output 205 [2022-12-14 12:27:05,920 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 46 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 260 treesize of output 229 [2022-12-14 12:27:06,157 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 54 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 272 treesize of output 244 [2022-12-14 12:27:06,396 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 61 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 311 treesize of output 268 [2022-12-14 12:27:06,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:06,776 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-12-14 12:27:06,777 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 132 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 117 case distinctions, treesize of input 957 treesize of output 809 [2022-12-14 12:27:08,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:08,575 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-12-14 12:27:08,576 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 19 select indices, 19 select index equivalence classes, 150 disjoint index pairs (out of 171 index pairs), introduced 19 new quantified variables, introduced 135 case distinctions, treesize of input 1017 treesize of output 827 [2022-12-14 12:27:10,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:10,208 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-12-14 12:27:10,209 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 20 select indices, 20 select index equivalence classes, 167 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 154 case distinctions, treesize of input 1095 treesize of output 863 [2022-12-14 12:27:11,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:11,727 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-12-14 12:27:11,728 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 21 select indices, 21 select index equivalence classes, 187 disjoint index pairs (out of 210 index pairs), introduced 21 new quantified variables, introduced 174 case distinctions, treesize of input 1119 treesize of output 881 [2022-12-14 12:27:13,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:13,466 INFO L321 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2022-12-14 12:27:13,467 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 22 select indices, 22 select index equivalence classes, 206 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 195 case distinctions, treesize of input 1197 treesize of output 917 [2022-12-14 12:27:15,080 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 12:27:15,134 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 33 [2022-12-14 12:27:15,190 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:15,190 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 82 treesize of output 57 [2022-12-14 12:27:15,259 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:15,259 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 3 case distinctions, treesize of input 94 treesize of output 72 [2022-12-14 12:27:15,329 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:15,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 133 treesize of output 96 [2022-12-14 12:27:15,399 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 12:27:15,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 12:27:15,789 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 105 [2022-12-14 12:27:16,001 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:16,001 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 175 treesize of output 123 [2022-12-14 12:27:16,273 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:16,273 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 253 treesize of output 159 [2022-12-14 12:27:16,702 INFO L197 IcfgInterpreter]: Interpreting procedure ReadFromPort with input of size 15 for LOIs [2022-12-14 12:27:16,707 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 12:27:21,546 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '3623#(and (<= 0 |ULTIMATE.start_main_~a~0#1.offset|) (= |ULTIMATE.start_main_~DEFAULTVAL~0#1| 0) (<= 10 |ULTIMATE.start_main_~FIXEDVAL~0#1|) (<= |ULTIMATE.start_main_~FIXEDVAL~0#1| 10) (<= 1 ~SIZE~0) (<= |ULTIMATE.start_main_~value~0#1| 2147483647) (<= |#NULL.offset| 0) (<= 100000 ~MAX~0) (<= ~SIZE~0 100000) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (< 2147483647 (* 5 |ULTIMATE.start_main_~i~0#1|)) (<= 0 (+ 2147483648 |ULTIMATE.start_main_~value~0#1|)) (<= |ULTIMATE.start_main_~i~0#1| 429496730) (<= 0 |#NULL.offset|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (not (= |ULTIMATE.start_main_~DEFAULTVAL~0#1| |ULTIMATE.start_main_~value~0#1|)) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (<= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~MAX~0 100000) (= |#NULL.base| 0))' at error location [2022-12-14 12:27:21,546 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 12:27:21,546 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 12:27:21,546 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2022-12-14 12:27:21,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353664802] [2022-12-14 12:27:21,547 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 12:27:21,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-14 12:27:21,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:27:21,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-14 12:27:21,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=273, Invalid=1287, Unknown=0, NotChecked=0, Total=1560 [2022-12-14 12:27:21,549 INFO L87 Difference]: Start difference. First operand 156 states and 176 transitions. Second operand has 10 states, 9 states have (on average 14.222222222222221) internal successors, (128), 10 states have internal predecessors, (128), 5 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 5 states have call predecessors, (17), 5 states have call successors, (17) [2022-12-14 12:27:21,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:27:21,758 INFO L93 Difference]: Finished difference Result 232 states and 286 transitions. [2022-12-14 12:27:21,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 12:27:21,759 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 14.222222222222221) internal successors, (128), 10 states have internal predecessors, (128), 5 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 5 states have call predecessors, (17), 5 states have call successors, (17) Word has length 64 [2022-12-14 12:27:21,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:27:21,760 INFO L225 Difference]: With dead ends: 232 [2022-12-14 12:27:21,760 INFO L226 Difference]: Without dead ends: 211 [2022-12-14 12:27:21,761 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 137 SyntacticMatches, 19 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1018 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=290, Invalid=1432, Unknown=0, NotChecked=0, Total=1722 [2022-12-14 12:27:21,762 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 172 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 284 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 12:27:21,762 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 174 Invalid, 334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 284 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 12:27:21,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2022-12-14 12:27:21,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 209. [2022-12-14 12:27:21,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 188 states have (on average 1.122340425531915) internal successors, (211), 191 states have internal predecessors, (211), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2022-12-14 12:27:21,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 243 transitions. [2022-12-14 12:27:21,773 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 243 transitions. Word has length 64 [2022-12-14 12:27:21,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:27:21,773 INFO L495 AbstractCegarLoop]: Abstraction has 209 states and 243 transitions. [2022-12-14 12:27:21,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 14.222222222222221) internal successors, (128), 10 states have internal predecessors, (128), 5 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 5 states have call predecessors, (17), 5 states have call successors, (17) [2022-12-14 12:27:21,774 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 243 transitions. [2022-12-14 12:27:21,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 12:27:21,775 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:27:21,775 INFO L195 NwaCegarLoop]: trace histogram [5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:27:21,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 12:27:21,976 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-12-14 12:27:21,976 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2022-12-14 12:27:21,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:27:21,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1928369298, now seen corresponding path program 1 times [2022-12-14 12:27:21,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:27:21,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609445381] [2022-12-14 12:27:21,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:27:21,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:27:22,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:27:22,162 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-14 12:27:22,162 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:27:22,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609445381] [2022-12-14 12:27:22,162 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609445381] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 12:27:22,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [512594206] [2022-12-14 12:27:22,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:27:22,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:27:22,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:27:22,163 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:27:22,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 12:27:22,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:27:22,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 12:27:22,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:27:22,233 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-14 12:27:22,233 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 12:27:22,266 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-14 12:27:22,266 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [512594206] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 12:27:22,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [965226876] [2022-12-14 12:27:22,270 INFO L159 IcfgInterpreter]: Started Sifa with 51 locations of interest [2022-12-14 12:27:22,270 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 12:27:22,271 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 12:27:22,271 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 12:27:22,271 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 12:27:22,350 INFO L321 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2022-12-14 12:27:22,350 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 53 [2022-12-14 12:27:22,361 INFO L350 Elim1Store]: Elim1 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 26 treesize of output 34 [2022-12-14 12:27:22,486 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 26 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 103 [2022-12-14 12:27:22,618 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 26 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 127 [2022-12-14 12:27:22,783 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 29 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 142 [2022-12-14 12:27:22,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 31 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 166 [2022-12-14 12:27:23,084 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 36 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 181 [2022-12-14 12:27:23,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,304 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 41 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 188 [2022-12-14 12:27:23,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,488 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 46 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 221 treesize of output 212 [2022-12-14 12:27:23,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 54 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 233 treesize of output 227 [2022-12-14 12:27:23,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:23,900 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 61 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 272 treesize of output 251 [2022-12-14 12:27:24,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,201 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 12:27:24,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,213 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 12:27:24,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:24,261 INFO L321 Elim1Store]: treesize reduction 129, result has 10.4 percent of original size [2022-12-14 12:27:24,262 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 104 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 118 case distinctions, treesize of input 916 treesize of output 796 [2022-12-14 12:27:26,976 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 12:27:27,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 37 [2022-12-14 12:27:27,058 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:27,058 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 52 [2022-12-14 12:27:27,115 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:27,115 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 107 treesize of output 76 [2022-12-14 12:27:27,191 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 12:27:27,365 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 241 treesize of output 213 [2022-12-14 12:27:27,606 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:27,606 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 333 treesize of output 263 [2022-12-14 12:27:27,850 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:27,850 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 3 case distinctions, treesize of input 357 treesize of output 281 [2022-12-14 12:27:28,163 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:28,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 435 treesize of output 317 [2022-12-14 12:27:28,441 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 12:27:28,871 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 12:27:29,040 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 105 [2022-12-14 12:27:29,216 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:29,216 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 175 treesize of output 123 [2022-12-14 12:27:29,451 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:29,451 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 253 treesize of output 159 [2022-12-14 12:27:29,944 INFO L197 IcfgInterpreter]: Interpreting procedure ReadFromPort with input of size 15 for LOIs [2022-12-14 12:27:29,946 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 12:27:34,587 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '4534#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= ~MAX~0 100000) (= |ULTIMATE.start_main_~DEFAULTVAL~0#1| 0) (<= 1 ~SIZE~0) (= 10 |ULTIMATE.start_main_~FIXEDVAL~0#1|) (<= ~SIZE~0 100000) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (< 2147483646 |ULTIMATE.start_main_#t~post13#1|) (<= |ULTIMATE.start___VERIFIER_assert_~cond#1| 1) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_~cond#1|) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 12:27:34,588 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 12:27:34,588 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 12:27:34,588 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2022-12-14 12:27:34,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024704314] [2022-12-14 12:27:34,588 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 12:27:34,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-12-14 12:27:34,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:27:34,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-12-14 12:27:34,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=347, Invalid=1633, Unknown=0, NotChecked=0, Total=1980 [2022-12-14 12:27:34,589 INFO L87 Difference]: Start difference. First operand 209 states and 243 transitions. Second operand has 12 states, 11 states have (on average 5.363636363636363) internal successors, (59), 12 states have internal predecessors, (59), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-14 12:27:34,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:27:34,735 INFO L93 Difference]: Finished difference Result 219 states and 255 transitions. [2022-12-14 12:27:34,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-14 12:27:34,736 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 5.363636363636363) internal successors, (59), 12 states have internal predecessors, (59), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 64 [2022-12-14 12:27:34,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:27:34,737 INFO L225 Difference]: With dead ends: 219 [2022-12-14 12:27:34,737 INFO L226 Difference]: Without dead ends: 218 [2022-12-14 12:27:34,739 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 134 SyntacticMatches, 18 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1302 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=383, Invalid=1969, Unknown=0, NotChecked=0, Total=2352 [2022-12-14 12:27:34,739 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 302 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 268 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 311 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 268 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:27:34,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [311 Valid, 167 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 268 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 12:27:34,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2022-12-14 12:27:34,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 218. [2022-12-14 12:27:34,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 197 states have (on average 1.116751269035533) internal successors, (220), 200 states have internal predecessors, (220), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2022-12-14 12:27:34,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 252 transitions. [2022-12-14 12:27:34,746 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 252 transitions. Word has length 64 [2022-12-14 12:27:34,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:27:34,747 INFO L495 AbstractCegarLoop]: Abstraction has 218 states and 252 transitions. [2022-12-14 12:27:34,747 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 5.363636363636363) internal successors, (59), 12 states have internal predecessors, (59), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-14 12:27:34,747 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 252 transitions. [2022-12-14 12:27:34,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 12:27:34,748 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:27:34,748 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:27:34,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-14 12:27:34,948 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:27:34,948 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2022-12-14 12:27:34,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:27:34,949 INFO L85 PathProgramCache]: Analyzing trace with hash -1822275127, now seen corresponding path program 2 times [2022-12-14 12:27:34,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:27:34,949 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020041201] [2022-12-14 12:27:34,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:27:34,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:27:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:27:35,093 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-12-14 12:27:35,093 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:27:35,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020041201] [2022-12-14 12:27:35,093 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020041201] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 12:27:35,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1745257032] [2022-12-14 12:27:35,093 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 12:27:35,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:27:35,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:27:35,094 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:27:35,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-14 12:27:35,140 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-12-14 12:27:35,140 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 12:27:35,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 12:27:35,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:27:35,208 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 12:27:35,208 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 12:27:35,268 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 12:27:35,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1745257032] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 12:27:35,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [836878976] [2022-12-14 12:27:35,271 INFO L159 IcfgInterpreter]: Started Sifa with 51 locations of interest [2022-12-14 12:27:35,271 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 12:27:35,272 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 12:27:35,272 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 12:27:35,272 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 12:27:35,370 INFO L321 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2022-12-14 12:27:35,370 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 53 [2022-12-14 12:27:35,380 INFO L350 Elim1Store]: Elim1 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 26 treesize of output 34 [2022-12-14 12:27:35,514 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 26 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 103 [2022-12-14 12:27:35,647 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 26 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 127 [2022-12-14 12:27:35,792 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 29 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 142 [2022-12-14 12:27:35,949 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 31 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 166 [2022-12-14 12:27:36,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 36 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 181 [2022-12-14 12:27:36,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,334 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 41 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 188 [2022-12-14 12:27:36,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,537 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 46 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 221 treesize of output 212 [2022-12-14 12:27:36,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,762 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 54 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 233 treesize of output 227 [2022-12-14 12:27:36,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:36,988 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 61 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 272 treesize of output 251 [2022-12-14 12:27:37,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,289 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 12:27:37,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,305 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 12:27:37,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:37,366 INFO L321 Elim1Store]: treesize reduction 129, result has 10.4 percent of original size [2022-12-14 12:27:37,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 104 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 118 case distinctions, treesize of input 916 treesize of output 796 [2022-12-14 12:27:39,921 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 12:27:39,962 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 37 [2022-12-14 12:27:40,004 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:40,004 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 52 [2022-12-14 12:27:40,051 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:40,051 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 107 treesize of output 76 [2022-12-14 12:27:40,116 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 12:27:40,294 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 241 treesize of output 213 [2022-12-14 12:27:40,530 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:40,530 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 333 treesize of output 263 [2022-12-14 12:27:40,768 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:40,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 3 case distinctions, treesize of input 357 treesize of output 281 [2022-12-14 12:27:41,084 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:41,085 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 435 treesize of output 317 [2022-12-14 12:27:41,340 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 12:27:41,770 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 12:27:41,948 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 105 [2022-12-14 12:27:42,139 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:42,139 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 175 treesize of output 123 [2022-12-14 12:27:42,388 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:42,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 253 treesize of output 159 [2022-12-14 12:27:42,856 INFO L197 IcfgInterpreter]: Interpreting procedure ReadFromPort with input of size 15 for LOIs [2022-12-14 12:27:42,857 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 12:27:47,735 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '5510#(and (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= ~MAX~0 100000) (= |ULTIMATE.start_main_~DEFAULTVAL~0#1| 0) (<= 1 ~SIZE~0) (= 10 |ULTIMATE.start_main_~FIXEDVAL~0#1|) (<= ~SIZE~0 100000) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (< 2147483646 |ULTIMATE.start_main_#t~post13#1|) (<= |ULTIMATE.start___VERIFIER_assert_~cond#1| 1) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (<= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 1) (= |#NULL.offset| 0) (<= 0 |ULTIMATE.start___VERIFIER_assert_~cond#1|) (<= 0 |ULTIMATE.start___VERIFIER_assert_#in~cond#1|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (= |#NULL.base| 0))' at error location [2022-12-14 12:27:47,735 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 12:27:47,735 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 12:27:47,735 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 2, 3] total 13 [2022-12-14 12:27:47,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131933349] [2022-12-14 12:27:47,735 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 12:27:47,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-12-14 12:27:47,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:27:47,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-12-14 12:27:47,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=339, Invalid=1823, Unknown=0, NotChecked=0, Total=2162 [2022-12-14 12:27:47,737 INFO L87 Difference]: Start difference. First operand 218 states and 252 transitions. Second operand has 14 states, 13 states have (on average 8.076923076923077) internal successors, (105), 14 states have internal predecessors, (105), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 12:27:47,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:27:47,977 INFO L93 Difference]: Finished difference Result 221 states and 256 transitions. [2022-12-14 12:27:47,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-14 12:27:47,977 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 8.076923076923077) internal successors, (105), 14 states have internal predecessors, (105), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 73 [2022-12-14 12:27:47,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:27:47,979 INFO L225 Difference]: With dead ends: 221 [2022-12-14 12:27:47,979 INFO L226 Difference]: Without dead ends: 201 [2022-12-14 12:27:47,980 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 165 SyntacticMatches, 19 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1446 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=463, Invalid=2843, Unknown=0, NotChecked=0, Total=3306 [2022-12-14 12:27:47,980 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 255 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 293 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 255 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:27:47,980 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [255 Valid, 136 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 293 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 12:27:47,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2022-12-14 12:27:47,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2022-12-14 12:27:47,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 181 states have (on average 1.1049723756906078) internal successors, (200), 183 states have internal predecessors, (200), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2022-12-14 12:27:47,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 232 transitions. [2022-12-14 12:27:47,986 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 232 transitions. Word has length 73 [2022-12-14 12:27:47,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:27:47,986 INFO L495 AbstractCegarLoop]: Abstraction has 201 states and 232 transitions. [2022-12-14 12:27:47,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 8.076923076923077) internal successors, (105), 14 states have internal predecessors, (105), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 12:27:47,986 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 232 transitions. [2022-12-14 12:27:47,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-12-14 12:27:47,987 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:27:47,987 INFO L195 NwaCegarLoop]: trace histogram [15, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1] [2022-12-14 12:27:47,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-14 12:27:48,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:27:48,189 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2022-12-14 12:27:48,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:27:48,190 INFO L85 PathProgramCache]: Analyzing trace with hash -9434295, now seen corresponding path program 1 times [2022-12-14 12:27:48,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:27:48,191 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685896038] [2022-12-14 12:27:48,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:27:48,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:27:48,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:27:48,295 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2022-12-14 12:27:48,296 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:27:48,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685896038] [2022-12-14 12:27:48,296 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685896038] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:27:48,296 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:27:48,296 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:27:48,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278266656] [2022-12-14 12:27:48,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:27:48,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 12:27:48,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:27:48,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 12:27:48,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 12:27:48,298 INFO L87 Difference]: Start difference. First operand 201 states and 232 transitions. Second operand has 4 states, 3 states have (on average 23.333333333333332) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 12:27:48,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:27:48,357 INFO L93 Difference]: Finished difference Result 201 states and 232 transitions. [2022-12-14 12:27:48,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 12:27:48,358 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 23.333333333333332) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 156 [2022-12-14 12:27:48,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:27:48,359 INFO L225 Difference]: With dead ends: 201 [2022-12-14 12:27:48,360 INFO L226 Difference]: Without dead ends: 200 [2022-12-14 12:27:48,360 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 12:27:48,360 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 33 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 12:27:48,361 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 73 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 12:27:48,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2022-12-14 12:27:48,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2022-12-14 12:27:48,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 181 states have (on average 1.0994475138121547) internal successors, (199), 182 states have internal predecessors, (199), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2022-12-14 12:27:48,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 231 transitions. [2022-12-14 12:27:48,367 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 231 transitions. Word has length 156 [2022-12-14 12:27:48,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:27:48,368 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 231 transitions. [2022-12-14 12:27:48,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 23.333333333333332) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 12:27:48,368 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 231 transitions. [2022-12-14 12:27:48,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-12-14 12:27:48,369 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:27:48,369 INFO L195 NwaCegarLoop]: trace histogram [16, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1] [2022-12-14 12:27:48,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-14 12:27:48,369 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 43 more)] === [2022-12-14 12:27:48,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:27:48,370 INFO L85 PathProgramCache]: Analyzing trace with hash 1488273450, now seen corresponding path program 2 times [2022-12-14 12:27:48,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:27:48,370 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408891999] [2022-12-14 12:27:48,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:27:48,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:27:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:27:48,638 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2022-12-14 12:27:48,639 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:27:48,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408891999] [2022-12-14 12:27:48,639 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408891999] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 12:27:48,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1980405635] [2022-12-14 12:27:48,639 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 12:27:48,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:27:48,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:27:48,640 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:27:48,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-14 12:27:48,695 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-12-14 12:27:48,695 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 12:27:48,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 12:27:48,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:27:48,993 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2022-12-14 12:27:48,993 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 12:27:49,179 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2022-12-14 12:27:49,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1980405635] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 12:27:49,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2058465583] [2022-12-14 12:27:49,181 INFO L159 IcfgInterpreter]: Started Sifa with 47 locations of interest [2022-12-14 12:27:49,181 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 12:27:49,181 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 12:27:49,182 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 12:27:49,182 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 12:27:49,260 INFO L321 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2022-12-14 12:27:49,261 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 53 [2022-12-14 12:27:49,268 INFO L350 Elim1Store]: Elim1 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 26 treesize of output 34 [2022-12-14 12:27:49,385 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 26 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 103 [2022-12-14 12:27:49,514 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 26 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 127 [2022-12-14 12:27:49,653 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 29 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 142 [2022-12-14 12:27:49,819 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 31 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 166 [2022-12-14 12:27:49,968 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 36 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 181 [2022-12-14 12:27:50,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,173 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 41 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 182 treesize of output 188 [2022-12-14 12:27:50,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,350 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 46 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 221 treesize of output 212 [2022-12-14 12:27:50,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,548 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 54 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 233 treesize of output 227 [2022-12-14 12:27:50,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:50,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 61 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 272 treesize of output 251 [2022-12-14 12:27:51,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,031 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 12:27:51,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,043 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 12:27:51,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:27:51,090 INFO L321 Elim1Store]: treesize reduction 129, result has 10.4 percent of original size [2022-12-14 12:27:51,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 18 select indices, 18 select index equivalence classes, 104 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 118 case distinctions, treesize of input 916 treesize of output 796 [2022-12-14 12:27:53,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 12:27:54,020 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 37 [2022-12-14 12:27:54,069 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:54,069 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 68 treesize of output 52 [2022-12-14 12:27:54,123 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:54,123 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 107 treesize of output 76 [2022-12-14 12:27:54,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 12:27:54,378 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 241 treesize of output 213 [2022-12-14 12:27:54,637 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:54,638 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 333 treesize of output 263 [2022-12-14 12:27:54,902 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:54,902 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 3 case distinctions, treesize of input 357 treesize of output 281 [2022-12-14 12:27:55,207 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:55,207 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 435 treesize of output 317 [2022-12-14 12:27:55,508 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 12:27:55,803 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-12-14 12:27:55,968 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 105 [2022-12-14 12:27:56,148 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:56,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 175 treesize of output 123 [2022-12-14 12:27:56,396 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:27:56,396 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 253 treesize of output 159 [2022-12-14 12:27:56,896 INFO L197 IcfgInterpreter]: Interpreting procedure ReadFromPort with input of size 15 for LOIs [2022-12-14 12:27:56,898 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 12:28:02,608 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '7486#(and (<= 0 |ULTIMATE.start_main_~a~0#1.offset|) (= |ULTIMATE.start_main_~DEFAULTVAL~0#1| 0) (<= 10 |ULTIMATE.start_main_~FIXEDVAL~0#1|) (<= |ULTIMATE.start_main_~FIXEDVAL~0#1| 10) (<= 1 ~SIZE~0) (<= |ULTIMATE.start_main_~value~0#1| 2147483647) (<= |#NULL.offset| 0) (<= 100000 ~MAX~0) (<= ~SIZE~0 100000) (<= 0 |ULTIMATE.start_assume_abort_if_not_#in~cond#1|) (<= 0 |ULTIMATE.start_assume_abort_if_not_~cond#1|) (< 2147483647 (* 5 |ULTIMATE.start_main_~i~0#1|)) (<= 0 (+ 2147483648 |ULTIMATE.start_main_~value~0#1|)) (<= |ULTIMATE.start_main_~i~0#1| 429496730) (<= 0 |#NULL.offset|) (<= |ULTIMATE.start_assume_abort_if_not_#in~cond#1| 1) (not (= |ULTIMATE.start_main_~DEFAULTVAL~0#1| |ULTIMATE.start_main_~value~0#1|)) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_assume_abort_if_not_~cond#1| 1) (<= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= ~MAX~0 100000) (= |#NULL.base| 0))' at error location [2022-12-14 12:28:02,608 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 12:28:02,608 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 12:28:02,608 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 3] total 10 [2022-12-14 12:28:02,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491250431] [2022-12-14 12:28:02,608 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 12:28:02,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-14 12:28:02,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:28:02,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-14 12:28:02,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=367, Invalid=1273, Unknown=0, NotChecked=0, Total=1640 [2022-12-14 12:28:02,610 INFO L87 Difference]: Start difference. First operand 200 states and 231 transitions. Second operand has 11 states, 10 states have (on average 13.1) internal successors, (131), 11 states have internal predecessors, (131), 5 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 5 states have call predecessors, (17), 5 states have call successors, (17) [2022-12-14 12:28:02,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:28:02,735 INFO L93 Difference]: Finished difference Result 200 states and 231 transitions. [2022-12-14 12:28:02,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 12:28:02,735 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 13.1) internal successors, (131), 11 states have internal predecessors, (131), 5 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 5 states have call predecessors, (17), 5 states have call successors, (17) Word has length 166 [2022-12-14 12:28:02,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:28:02,736 INFO L225 Difference]: With dead ends: 200 [2022-12-14 12:28:02,736 INFO L226 Difference]: Without dead ends: 0 [2022-12-14 12:28:02,737 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 507 GetRequests, 412 SyntacticMatches, 52 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2186 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=436, Invalid=1544, Unknown=0, NotChecked=0, Total=1980 [2022-12-14 12:28:02,738 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 279 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:28:02,738 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [279 Valid, 32 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 12:28:02,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-14 12:28:02,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-14 12:28:02,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2022-12-14 12:28:02,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-14 12:28:02,739 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 166 [2022-12-14 12:28:02,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:28:02,739 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-14 12:28:02,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 13.1) internal successors, (131), 11 states have internal predecessors, (131), 5 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 5 states have call predecessors, (17), 5 states have call successors, (17) [2022-12-14 12:28:02,739 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-14 12:28:02,739 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 12:28:02,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 46 remaining) [2022-12-14 12:28:02,741 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 46 remaining) [2022-12-14 12:28:02,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 46 remaining) [2022-12-14 12:28:02,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 46 remaining) [2022-12-14 12:28:02,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 46 remaining) [2022-12-14 12:28:02,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 46 remaining) [2022-12-14 12:28:02,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 46 remaining) [2022-12-14 12:28:02,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 46 remaining) [2022-12-14 12:28:02,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 46 remaining) [2022-12-14 12:28:02,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 46 remaining) [2022-12-14 12:28:02,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 46 remaining) [2022-12-14 12:28:02,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 46 remaining) [2022-12-14 12:28:02,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 46 remaining) [2022-12-14 12:28:02,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 46 remaining) [2022-12-14 12:28:02,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 46 remaining) [2022-12-14 12:28:02,742 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 46 remaining) [2022-12-14 12:28:02,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 46 remaining) [2022-12-14 12:28:02,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 46 remaining) [2022-12-14 12:28:02,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 46 remaining) [2022-12-14 12:28:02,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 46 remaining) [2022-12-14 12:28:02,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 46 remaining) [2022-12-14 12:28:02,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 46 remaining) [2022-12-14 12:28:02,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 46 remaining) [2022-12-14 12:28:02,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 46 remaining) [2022-12-14 12:28:02,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 46 remaining) [2022-12-14 12:28:02,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 46 remaining) [2022-12-14 12:28:02,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 46 remaining) [2022-12-14 12:28:02,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 46 remaining) [2022-12-14 12:28:02,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 46 remaining) [2022-12-14 12:28:02,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 46 remaining) [2022-12-14 12:28:02,743 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 46 remaining) [2022-12-14 12:28:02,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 46 remaining) [2022-12-14 12:28:02,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 46 remaining) [2022-12-14 12:28:02,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 46 remaining) [2022-12-14 12:28:02,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 46 remaining) [2022-12-14 12:28:02,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 46 remaining) [2022-12-14 12:28:02,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 46 remaining) [2022-12-14 12:28:02,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 46 remaining) [2022-12-14 12:28:02,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 46 remaining) [2022-12-14 12:28:02,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 46 remaining) [2022-12-14 12:28:02,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 46 remaining) [2022-12-14 12:28:02,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 46 remaining) [2022-12-14 12:28:02,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 46 remaining) [2022-12-14 12:28:02,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 46 remaining) [2022-12-14 12:28:02,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 46 remaining) [2022-12-14 12:28:02,744 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 46 remaining) [2022-12-14 12:28:02,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-12-14 12:28:02,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-12-14 12:28:02,951 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-14 12:28:03,206 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 12 16) the Hoare annotation is: true [2022-12-14 12:28:03,206 INFO L899 garLoopResultBuilder]: For program point ReadFromPortEXIT(lines 12 16) no Hoare annotation was computed. [2022-12-14 12:28:03,206 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2022-12-14 12:28:03,206 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW(line 85) no Hoare annotation was computed. [2022-12-14 12:28:03,206 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW(line 75) no Hoare annotation was computed. [2022-12-14 12:28:03,206 INFO L899 garLoopResultBuilder]: For program point L85(line 85) no Hoare annotation was computed. [2022-12-14 12:28:03,206 INFO L899 garLoopResultBuilder]: For program point L85-1(line 85) no Hoare annotation was computed. [2022-12-14 12:28:03,206 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW(line 65) no Hoare annotation was computed. [2022-12-14 12:28:03,206 INFO L899 garLoopResultBuilder]: For program point L85-2(line 85) no Hoare annotation was computed. [2022-12-14 12:28:03,207 INFO L899 garLoopResultBuilder]: For program point L85-3(line 85) no Hoare annotation was computed. [2022-12-14 12:28:03,207 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 55) no Hoare annotation was computed. [2022-12-14 12:28:03,207 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW(line 75) no Hoare annotation was computed. [2022-12-14 12:28:03,207 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 22 95) the Hoare annotation is: true [2022-12-14 12:28:03,207 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) no Hoare annotation was computed. [2022-12-14 12:28:03,207 INFO L899 garLoopResultBuilder]: For program point L69(lines 69 76) no Hoare annotation was computed. [2022-12-14 12:28:03,207 INFO L899 garLoopResultBuilder]: For program point L36-1(line 36) no Hoare annotation was computed. [2022-12-14 12:28:03,207 INFO L895 garLoopResultBuilder]: At program point L69-2(lines 69 76) the Hoare annotation is: (let ((.cse0 (= ~SIZE~0 (* 5 (div ~SIZE~0 5)))) (.cse1 (<= 2 ~SIZE~0)) (.cse2 (<= ~SIZE~0 99999)) (.cse3 (<= ~MAX~0 100000))) (or (and .cse0 .cse1 (= |ULTIMATE.start_main_~i~0#1| 1) .cse2 .cse3) (and .cse0 .cse1 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse2 (<= |ULTIMATE.start_main_~i~0#1| 19999) .cse3))) [2022-12-14 12:28:03,207 INFO L899 garLoopResultBuilder]: For program point L36-2(lines 36 87) no Hoare annotation was computed. [2022-12-14 12:28:03,207 INFO L899 garLoopResultBuilder]: For program point L36-4(lines 36 87) no Hoare annotation was computed. [2022-12-14 12:28:03,207 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2022-12-14 12:28:03,208 INFO L899 garLoopResultBuilder]: For program point L36-5(line 36) no Hoare annotation was computed. [2022-12-14 12:28:03,208 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr44ASSERT_VIOLATIONINTEGER_OVERFLOW(line 89) no Hoare annotation was computed. [2022-12-14 12:28:03,208 INFO L899 garLoopResultBuilder]: For program point L36-6(line 36) no Hoare annotation was computed. [2022-12-14 12:28:03,208 INFO L899 garLoopResultBuilder]: For program point L61(line 61) no Hoare annotation was computed. [2022-12-14 12:28:03,208 INFO L895 garLoopResultBuilder]: At program point L36-7(lines 36 87) the Hoare annotation is: (let ((.cse0 (= ~SIZE~0 (* 5 (div ~SIZE~0 5)))) (.cse1 (<= 2 ~SIZE~0)) (.cse2 (<= ~SIZE~0 99999)) (.cse3 (<= ~MAX~0 100000))) (or (and .cse0 .cse1 (= |ULTIMATE.start_main_~i~0#1| 1) .cse2 .cse3) (and .cse0 .cse1 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse2 .cse3))) [2022-12-14 12:28:03,208 INFO L899 garLoopResultBuilder]: For program point L61-1(line 61) no Hoare annotation was computed. [2022-12-14 12:28:03,208 INFO L899 garLoopResultBuilder]: For program point L36-8(lines 36 87) no Hoare annotation was computed. [2022-12-14 12:28:03,208 INFO L899 garLoopResultBuilder]: For program point L61-2(line 61) no Hoare annotation was computed. [2022-12-14 12:28:03,208 INFO L899 garLoopResultBuilder]: For program point L61-3(line 61) no Hoare annotation was computed. [2022-12-14 12:28:03,208 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 55) no Hoare annotation was computed. [2022-12-14 12:28:03,208 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW(line 65) no Hoare annotation was computed. [2022-12-14 12:28:03,208 INFO L899 garLoopResultBuilder]: For program point L78(line 78) no Hoare annotation was computed. [2022-12-14 12:28:03,209 INFO L899 garLoopResultBuilder]: For program point L45(line 45) no Hoare annotation was computed. [2022-12-14 12:28:03,209 INFO L899 garLoopResultBuilder]: For program point L45-1(line 45) no Hoare annotation was computed. [2022-12-14 12:28:03,209 INFO L899 garLoopResultBuilder]: For program point L45-2(line 45) no Hoare annotation was computed. [2022-12-14 12:28:03,209 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW(line 81) no Hoare annotation was computed. [2022-12-14 12:28:03,209 INFO L899 garLoopResultBuilder]: For program point L45-3(line 45) no Hoare annotation was computed. [2022-12-14 12:28:03,209 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) no Hoare annotation was computed. [2022-12-14 12:28:03,209 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2022-12-14 12:28:03,209 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr43ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2022-12-14 12:28:03,209 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 55) no Hoare annotation was computed. [2022-12-14 12:28:03,209 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW(line 65) no Hoare annotation was computed. [2022-12-14 12:28:03,209 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW(line 81) no Hoare annotation was computed. [2022-12-14 12:28:03,209 INFO L899 garLoopResultBuilder]: For program point L79(lines 79 86) no Hoare annotation was computed. [2022-12-14 12:28:03,209 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) no Hoare annotation was computed. [2022-12-14 12:28:03,210 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-14 12:28:03,210 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-12-14 12:28:03,210 INFO L895 garLoopResultBuilder]: At program point L38(line 38) the Hoare annotation is: (let ((.cse0 (= ~SIZE~0 (* 5 (div ~SIZE~0 5)))) (.cse1 (<= 2 ~SIZE~0)) (.cse2 (<= ~SIZE~0 99999)) (.cse3 (<= ~MAX~0 100000))) (or (and .cse0 .cse1 (= |ULTIMATE.start_main_~i~0#1| 1) .cse2 .cse3) (and .cse0 .cse1 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse2 (<= |ULTIMATE.start_main_~i~0#1| 19999) .cse3))) [2022-12-14 12:28:03,210 INFO L899 garLoopResultBuilder]: For program point L71-1(line 71) no Hoare annotation was computed. [2022-12-14 12:28:03,210 INFO L899 garLoopResultBuilder]: For program point L38-1(line 38) no Hoare annotation was computed. [2022-12-14 12:28:03,210 INFO L899 garLoopResultBuilder]: For program point L71-2(line 71) no Hoare annotation was computed. [2022-12-14 12:28:03,210 INFO L899 garLoopResultBuilder]: For program point L71-3(line 71) no Hoare annotation was computed. [2022-12-14 12:28:03,210 INFO L899 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2022-12-14 12:28:03,210 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW(line 61) no Hoare annotation was computed. [2022-12-14 12:28:03,210 INFO L899 garLoopResultBuilder]: For program point L55-1(line 55) no Hoare annotation was computed. [2022-12-14 12:28:03,210 INFO L899 garLoopResultBuilder]: For program point L55-2(line 55) no Hoare annotation was computed. [2022-12-14 12:28:03,210 INFO L899 garLoopResultBuilder]: For program point L55-3(line 55) no Hoare annotation was computed. [2022-12-14 12:28:03,210 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW(line 71) no Hoare annotation was computed. [2022-12-14 12:28:03,211 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2022-12-14 12:28:03,211 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW(line 85) no Hoare annotation was computed. [2022-12-14 12:28:03,211 INFO L899 garLoopResultBuilder]: For program point L39(lines 39 46) no Hoare annotation was computed. [2022-12-14 12:28:03,211 INFO L895 garLoopResultBuilder]: At program point L39-2(lines 39 46) the Hoare annotation is: (let ((.cse0 (= ~SIZE~0 (* 5 (div ~SIZE~0 5)))) (.cse1 (<= 2 ~SIZE~0)) (.cse2 (<= ~SIZE~0 99999)) (.cse3 (<= ~MAX~0 100000))) (or (and .cse0 .cse1 (= |ULTIMATE.start_main_~i~0#1| 1) .cse2 .cse3) (and .cse0 .cse1 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse2 (<= |ULTIMATE.start_main_~i~0#1| 19999) .cse3))) [2022-12-14 12:28:03,211 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr45ASSERT_VIOLATIONINTEGER_OVERFLOW(line 89) no Hoare annotation was computed. [2022-12-14 12:28:03,211 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW(line 61) no Hoare annotation was computed. [2022-12-14 12:28:03,211 INFO L899 garLoopResultBuilder]: For program point L89-3(line 89) no Hoare annotation was computed. [2022-12-14 12:28:03,211 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW(line 71) no Hoare annotation was computed. [2022-12-14 12:28:03,211 INFO L899 garLoopResultBuilder]: For program point L89-4(line 89) no Hoare annotation was computed. [2022-12-14 12:28:03,211 INFO L895 garLoopResultBuilder]: At program point L89-5(lines 89 92) the Hoare annotation is: (let ((.cse0 (= ~SIZE~0 (* 5 (div ~SIZE~0 5)))) (.cse1 (<= 2 ~SIZE~0)) (.cse2 (<= ~SIZE~0 99999)) (.cse3 (<= ~MAX~0 100000))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3) (and .cse0 (= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 .cse3))) [2022-12-14 12:28:03,211 INFO L899 garLoopResultBuilder]: For program point L81(line 81) no Hoare annotation was computed. [2022-12-14 12:28:03,212 INFO L899 garLoopResultBuilder]: For program point L48(line 48) no Hoare annotation was computed. [2022-12-14 12:28:03,212 INFO L899 garLoopResultBuilder]: For program point L81-1(line 81) no Hoare annotation was computed. [2022-12-14 12:28:03,212 INFO L899 garLoopResultBuilder]: For program point L81-2(line 81) no Hoare annotation was computed. [2022-12-14 12:28:03,212 INFO L899 garLoopResultBuilder]: For program point L81-3(line 81) no Hoare annotation was computed. [2022-12-14 12:28:03,212 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW(line 81) no Hoare annotation was computed. [2022-12-14 12:28:03,212 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2022-12-14 12:28:03,212 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-12-14 12:28:03,212 INFO L899 garLoopResultBuilder]: For program point L65-1(line 65) no Hoare annotation was computed. [2022-12-14 12:28:03,212 INFO L899 garLoopResultBuilder]: For program point L65-2(line 65) no Hoare annotation was computed. [2022-12-14 12:28:03,212 INFO L899 garLoopResultBuilder]: For program point L65-3(line 65) no Hoare annotation was computed. [2022-12-14 12:28:03,212 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2022-12-14 12:28:03,212 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW(line 71) no Hoare annotation was computed. [2022-12-14 12:28:03,212 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW(line 61) no Hoare annotation was computed. [2022-12-14 12:28:03,212 INFO L899 garLoopResultBuilder]: For program point L49(lines 49 56) no Hoare annotation was computed. [2022-12-14 12:28:03,213 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2022-12-14 12:28:03,213 INFO L895 garLoopResultBuilder]: At program point L49-2(lines 49 56) the Hoare annotation is: (let ((.cse0 (= ~SIZE~0 (* 5 (div ~SIZE~0 5)))) (.cse1 (<= 2 ~SIZE~0)) (.cse2 (<= ~SIZE~0 99999)) (.cse3 (<= ~MAX~0 100000))) (or (and .cse0 .cse1 (= |ULTIMATE.start_main_~i~0#1| 1) .cse2 .cse3) (and .cse0 .cse1 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse2 (<= |ULTIMATE.start_main_~i~0#1| 19999) .cse3))) [2022-12-14 12:28:03,213 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW(line 75) no Hoare annotation was computed. [2022-12-14 12:28:03,213 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-12-14 12:28:03,213 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW(line 85) no Hoare annotation was computed. [2022-12-14 12:28:03,213 INFO L899 garLoopResultBuilder]: For program point L41-1(line 41) no Hoare annotation was computed. [2022-12-14 12:28:03,213 INFO L899 garLoopResultBuilder]: For program point L41-2(line 41) no Hoare annotation was computed. [2022-12-14 12:28:03,213 INFO L899 garLoopResultBuilder]: For program point L41-3(line 41) no Hoare annotation was computed. [2022-12-14 12:28:03,213 INFO L899 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2022-12-14 12:28:03,213 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-14 12:28:03,213 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2022-12-14 12:28:03,213 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2022-12-14 12:28:03,214 INFO L899 garLoopResultBuilder]: For program point L25(lines 25 93) no Hoare annotation was computed. [2022-12-14 12:28:03,214 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW(line 71) no Hoare annotation was computed. [2022-12-14 12:28:03,214 INFO L899 garLoopResultBuilder]: For program point L25-1(lines 25 93) no Hoare annotation was computed. [2022-12-14 12:28:03,214 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW(line 61) no Hoare annotation was computed. [2022-12-14 12:28:03,214 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2022-12-14 12:28:03,214 INFO L899 garLoopResultBuilder]: For program point L75(line 75) no Hoare annotation was computed. [2022-12-14 12:28:03,214 INFO L899 garLoopResultBuilder]: For program point L75-1(line 75) no Hoare annotation was computed. [2022-12-14 12:28:03,214 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW(line 85) no Hoare annotation was computed. [2022-12-14 12:28:03,214 INFO L899 garLoopResultBuilder]: For program point L75-2(line 75) no Hoare annotation was computed. [2022-12-14 12:28:03,214 INFO L899 garLoopResultBuilder]: For program point L75-3(line 75) no Hoare annotation was computed. [2022-12-14 12:28:03,214 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW(line 65) no Hoare annotation was computed. [2022-12-14 12:28:03,214 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2022-12-14 12:28:03,214 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) no Hoare annotation was computed. [2022-12-14 12:28:03,214 INFO L899 garLoopResultBuilder]: For program point L59(lines 59 66) no Hoare annotation was computed. [2022-12-14 12:28:03,215 INFO L895 garLoopResultBuilder]: At program point L59-2(lines 59 66) the Hoare annotation is: (let ((.cse0 (= ~SIZE~0 (* 5 (div ~SIZE~0 5)))) (.cse1 (<= 2 ~SIZE~0)) (.cse2 (<= ~SIZE~0 99999)) (.cse3 (<= ~MAX~0 100000))) (or (and .cse0 .cse1 (= |ULTIMATE.start_main_~i~0#1| 1) .cse2 .cse3) (and .cse0 .cse1 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse2 (<= |ULTIMATE.start_main_~i~0#1| 19999) .cse3))) [2022-12-14 12:28:03,215 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW(line 75) no Hoare annotation was computed. [2022-12-14 12:28:03,215 INFO L899 garLoopResultBuilder]: For program point L51(line 51) no Hoare annotation was computed. [2022-12-14 12:28:03,215 INFO L899 garLoopResultBuilder]: For program point L51-1(line 51) no Hoare annotation was computed. [2022-12-14 12:28:03,215 INFO L899 garLoopResultBuilder]: For program point L51-2(line 51) no Hoare annotation was computed. [2022-12-14 12:28:03,215 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW(line 81) no Hoare annotation was computed. [2022-12-14 12:28:03,215 INFO L899 garLoopResultBuilder]: For program point L51-3(line 51) no Hoare annotation was computed. [2022-12-14 12:28:03,215 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 55) no Hoare annotation was computed. [2022-12-14 12:28:03,215 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) no Hoare annotation was computed. [2022-12-14 12:28:03,215 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-12-14 12:28:03,217 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:28:03,219 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 12:28:03,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 12:28:03 BoogieIcfgContainer [2022-12-14 12:28:03,228 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 12:28:03,229 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 12:28:03,229 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 12:28:03,229 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 12:28:03,229 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:27:00" (3/4) ... [2022-12-14 12:28:03,231 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 12:28:03,235 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ReadFromPort [2022-12-14 12:28:03,238 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-12-14 12:28:03,238 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-14 12:28:03,238 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 12:28:03,238 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 12:28:03,238 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 12:28:03,266 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 12:28:03,266 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 12:28:03,266 INFO L158 Benchmark]: Toolchain (without parser) took 63124.52ms. Allocated memory was 125.8MB in the beginning and 383.8MB in the end (delta: 257.9MB). Free memory was 92.1MB in the beginning and 125.2MB in the end (delta: -33.1MB). Peak memory consumption was 226.8MB. Max. memory is 16.1GB. [2022-12-14 12:28:03,267 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 12:28:03,267 INFO L158 Benchmark]: CACSL2BoogieTranslator took 224.75ms. Allocated memory is still 125.8MB. Free memory was 91.7MB in the beginning and 80.6MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 12:28:03,267 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.40ms. Allocated memory is still 125.8MB. Free memory was 80.6MB in the beginning and 78.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 12:28:03,268 INFO L158 Benchmark]: Boogie Preprocessor took 26.47ms. Allocated memory is still 125.8MB. Free memory was 78.7MB in the beginning and 77.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 12:28:03,268 INFO L158 Benchmark]: RCFGBuilder took 445.46ms. Allocated memory is still 125.8MB. Free memory was 77.0MB in the beginning and 56.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 12:28:03,268 INFO L158 Benchmark]: TraceAbstraction took 62347.53ms. Allocated memory was 125.8MB in the beginning and 383.8MB in the end (delta: 257.9MB). Free memory was 55.6MB in the beginning and 129.4MB in the end (delta: -73.8MB). Peak memory consumption was 187.0MB. Max. memory is 16.1GB. [2022-12-14 12:28:03,268 INFO L158 Benchmark]: Witness Printer took 37.32ms. Allocated memory is still 383.8MB. Free memory was 129.4MB in the beginning and 125.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 12:28:03,270 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 224.75ms. Allocated memory is still 125.8MB. Free memory was 91.7MB in the beginning and 80.6MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.40ms. Allocated memory is still 125.8MB. Free memory was 80.6MB in the beginning and 78.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.47ms. Allocated memory is still 125.8MB. Free memory was 78.7MB in the beginning and 77.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 445.46ms. Allocated memory is still 125.8MB. Free memory was 77.0MB in the beginning and 56.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 62347.53ms. Allocated memory was 125.8MB in the beginning and 383.8MB in the end (delta: 257.9MB). Free memory was 55.6MB in the beginning and 129.4MB in the end (delta: -73.8MB). Peak memory consumption was 187.0MB. Max. memory is 16.1GB. * Witness Printer took 37.32ms. Allocated memory is still 383.8MB. Free memory was 129.4MB in the beginning and 125.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 55]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 55]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 55]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 55]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 61]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 61]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 61]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 61]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 65]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 65]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 65]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 65]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 71]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 71]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 71]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 71]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 75]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 75]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 75]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 75]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 81]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 81]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 81]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 81]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 89]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 89]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 119 locations, 46 error locations. Started 1 CEGAR loops. OverallTime: 62.3s, OverallIterations: 13, TraceHistogramMax: 16, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2096 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2060 mSDsluCounter, 1883 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1004 mSDsCounter, 260 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2161 IncrementalHoareTripleChecker+Invalid, 2421 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 260 mSolverCounterUnsat, 879 mSDtfsCounter, 2161 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1307 GetRequests, 979 SyntacticMatches, 108 SemanticMatches, 220 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5954 ImplicationChecksByTransitivity, 20.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=218occurred in iteration=10, InterpolantAutomatonStates: 78, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 13 MinimizatonAttempts, 13 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 24 PreInvPairs, 47 NumberOfFragments, 304 HoareAnnotationTreeSize, 24 FomulaSimplifications, 273 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 344 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 1237 NumberOfCodeBlocks, 1021 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 1581 ConstructedInterpolants, 0 QuantifiedInterpolants, 5484 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1074 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 23 InterpolantComputations, 9 PerfectInterpolantSequences, 1825/1991 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 46 specifications checked. All of them hold - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 89]: Loop Invariant Derived loop invariant: ((((SIZE == 5 * (SIZE / 5) && 1 <= i) && 2 <= SIZE) && SIZE <= 99999) && MAX <= 100000) || ((((SIZE == 5 * (SIZE / 5) && i == 0) && 2 <= SIZE) && SIZE <= 99999) && MAX <= 100000) - InvariantResult [Line: 36]: Loop Invariant Derived loop invariant: ((((SIZE == 5 * (SIZE / 5) && 2 <= SIZE) && i == 1) && SIZE <= 99999) && MAX <= 100000) || ((((SIZE == 5 * (SIZE / 5) && 2 <= SIZE) && 2 <= i) && SIZE <= 99999) && MAX <= 100000) RESULT: Ultimate proved your program to be correct! [2022-12-14 12:28:03,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32300b97-1c68-49ca-9fe6-56617fd17077/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE