./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label59.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label59.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a1d43339bf99e396ee9cff2fd1c3536874495bd8c1d87f535a6a916d3c567de6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:35:42,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:35:42,036 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:35:42,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:35:42,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:35:42,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:35:42,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:35:42,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:35:42,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:35:42,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:35:42,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:35:42,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:35:42,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:35:42,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:35:42,154 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:35:42,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:35:42,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:35:42,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:35:42,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:35:42,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:35:42,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:35:42,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:35:42,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:35:42,191 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:35:42,195 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:35:42,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:35:42,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:35:42,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:35:42,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:35:42,202 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:35:42,202 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:35:42,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:35:42,206 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:35:42,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:35:42,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:35:42,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:35:42,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:35:42,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:35:42,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:35:42,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:35:42,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:35:42,216 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-19 14:35:42,272 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:35:42,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:35:42,274 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:35:42,274 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:35:42,274 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:35:42,275 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:35:42,275 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:35:42,283 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 14:35:42,283 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:35:42,283 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:35:42,285 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 14:35:42,285 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 14:35:42,285 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:35:42,286 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 14:35:42,286 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 14:35:42,286 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 14:35:42,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:35:42,288 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 14:35:42,288 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:35:42,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 14:35:42,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:35:42,289 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:35:42,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:35:42,289 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:35:42,289 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:35:42,290 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 14:35:42,290 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:35:42,290 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:35:42,291 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:35:42,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:35:42,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:35:42,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:35:42,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:35:42,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:35:42,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:35:42,295 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 14:35:42,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 14:35:42,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:35:42,296 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:35:42,296 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:35:42,296 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1d43339bf99e396ee9cff2fd1c3536874495bd8c1d87f535a6a916d3c567de6 [2021-11-19 14:35:42,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:35:42,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:35:42,612 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:35:42,614 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:35:42,615 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:35:42,616 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/eca-rers2012/Problem04_label59.c [2021-11-19 14:35:42,716 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/data/055f07302/e91b9bdb3e144a96a86d686f40e8512c/FLAG488340996 [2021-11-19 14:35:43,710 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:35:43,712 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/sv-benchmarks/c/eca-rers2012/Problem04_label59.c [2021-11-19 14:35:43,762 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/data/055f07302/e91b9bdb3e144a96a86d686f40e8512c/FLAG488340996 [2021-11-19 14:35:44,141 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/data/055f07302/e91b9bdb3e144a96a86d686f40e8512c [2021-11-19 14:35:44,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:35:44,148 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:35:44,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:35:44,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:35:44,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:35:44,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:35:44" (1/1) ... [2021-11-19 14:35:44,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32cb2fe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:44, skipping insertion in model container [2021-11-19 14:35:44,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:35:44" (1/1) ... [2021-11-19 14:35:44,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:35:44,402 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:35:46,064 WARN L230 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_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/sv-benchmarks/c/eca-rers2012/Problem04_label59.c[181007,181020] [2021-11-19 14:35:46,109 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:35:46,130 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 14:35:47,011 WARN L230 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_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/sv-benchmarks/c/eca-rers2012/Problem04_label59.c[181007,181020] [2021-11-19 14:35:47,025 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:35:47,062 INFO L208 MainTranslator]: Completed translation [2021-11-19 14:35:47,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:47 WrapperNode [2021-11-19 14:35:47,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:35:47,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 14:35:47,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 14:35:47,065 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 14:35:47,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:47" (1/1) ... [2021-11-19 14:35:47,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:47" (1/1) ... [2021-11-19 14:35:47,375 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5572 [2021-11-19 14:35:47,376 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 14:35:47,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 14:35:47,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 14:35:47,378 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 14:35:47,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:47" (1/1) ... [2021-11-19 14:35:47,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:47" (1/1) ... [2021-11-19 14:35:47,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:47" (1/1) ... [2021-11-19 14:35:47,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:47" (1/1) ... [2021-11-19 14:35:47,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:47" (1/1) ... [2021-11-19 14:35:47,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:47" (1/1) ... [2021-11-19 14:35:47,664 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:47" (1/1) ... [2021-11-19 14:35:47,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 14:35:47,710 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 14:35:47,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 14:35:47,710 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 14:35:47,712 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:47" (1/1) ... [2021-11-19 14:35:47,721 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:35:47,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:35:47,749 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 14:35:47,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 14:35:47,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 14:35:47,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-19 14:35:47,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 14:35:47,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 14:35:48,013 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 14:35:48,015 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 14:35:53,031 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 14:35:53,406 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 14:35:53,407 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-19 14:35:53,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:35:53 BoogieIcfgContainer [2021-11-19 14:35:53,414 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 14:35:53,417 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 14:35:53,417 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 14:35:53,423 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 14:35:53,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:35:44" (1/3) ... [2021-11-19 14:35:53,425 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2318288c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:35:53, skipping insertion in model container [2021-11-19 14:35:53,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:35:47" (2/3) ... [2021-11-19 14:35:53,426 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2318288c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:35:53, skipping insertion in model container [2021-11-19 14:35:53,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:35:53" (3/3) ... [2021-11-19 14:35:53,428 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem04_label59.c [2021-11-19 14:35:53,434 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 14:35:53,435 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-19 14:35:53,505 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 14:35:53,514 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-19 14:35:53,514 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-19 14:35:53,559 INFO L276 IsEmpty]: Start isEmpty. Operand has 763 states, 761 states have (on average 1.9908015768725362) internal successors, (1515), 762 states have internal predecessors, (1515), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:35:53,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2021-11-19 14:35:53,623 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:35:53,625 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:35:53,626 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:35:53,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:35:53,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1709825038, now seen corresponding path program 1 times [2021-11-19 14:35:53,646 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:35:53,646 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750491958] [2021-11-19 14:35:53,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:35:53,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:35:54,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:35:56,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:35:56,194 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:35:56,194 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750491958] [2021-11-19 14:35:56,195 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750491958] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:35:56,195 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:35:56,196 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-19 14:35:56,197 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487894952] [2021-11-19 14:35:56,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:35:56,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-19 14:35:56,208 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:35:56,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-19 14:35:56,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2021-11-19 14:35:56,252 INFO L87 Difference]: Start difference. First operand has 763 states, 761 states have (on average 1.9908015768725362) internal successors, (1515), 762 states have internal predecessors, (1515), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 12 states, 12 states have (on average 62.916666666666664) internal successors, (755), 11 states have internal predecessors, (755), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:06,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:36:06,060 INFO L93 Difference]: Finished difference Result 2246 states and 4468 transitions. [2021-11-19 14:36:06,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-19 14:36:06,062 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 62.916666666666664) internal successors, (755), 11 states have internal predecessors, (755), 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 755 [2021-11-19 14:36:06,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:36:06,117 INFO L225 Difference]: With dead ends: 2246 [2021-11-19 14:36:06,118 INFO L226 Difference]: Without dead ends: 1480 [2021-11-19 14:36:06,127 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2021-11-19 14:36:06,132 INFO L933 BasicCegarLoop]: 787 mSDtfsCounter, 1333 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 11379 mSolverCounterSat, 713 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1333 SdHoareTripleChecker+Valid, 843 SdHoareTripleChecker+Invalid, 12092 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 713 IncrementalHoareTripleChecker+Valid, 11379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:36:06,133 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1333 Valid, 843 Invalid, 12092 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [713 Valid, 11379 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2021-11-19 14:36:06,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1480 states. [2021-11-19 14:36:06,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1480 to 1480. [2021-11-19 14:36:06,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1480 states, 1479 states have (on average 1.511156186612576) internal successors, (2235), 1479 states have internal predecessors, (2235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:06,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1480 states and 2235 transitions. [2021-11-19 14:36:06,310 INFO L78 Accepts]: Start accepts. Automaton has 1480 states and 2235 transitions. Word has length 755 [2021-11-19 14:36:06,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:36:06,314 INFO L470 AbstractCegarLoop]: Abstraction has 1480 states and 2235 transitions. [2021-11-19 14:36:06,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 62.916666666666664) internal successors, (755), 11 states have internal predecessors, (755), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:06,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 2235 transitions. [2021-11-19 14:36:06,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2021-11-19 14:36:06,353 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:36:06,355 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:36:06,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-19 14:36:06,356 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:36:06,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:36:06,363 INFO L85 PathProgramCache]: Analyzing trace with hash -1979493097, now seen corresponding path program 1 times [2021-11-19 14:36:06,363 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:36:06,364 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480210481] [2021-11-19 14:36:06,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:36:06,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:36:06,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:36:08,540 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:36:08,540 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:36:08,541 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480210481] [2021-11-19 14:36:08,541 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480210481] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:36:08,541 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:36:08,542 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-19 14:36:08,542 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78278362] [2021-11-19 14:36:08,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:36:08,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-19 14:36:08,546 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:36:08,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-19 14:36:08,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-11-19 14:36:08,548 INFO L87 Difference]: Start difference. First operand 1480 states and 2235 transitions. Second operand has 13 states, 13 states have (on average 59.23076923076923) internal successors, (770), 12 states have internal predecessors, (770), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:16,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:36:16,692 INFO L93 Difference]: Finished difference Result 3684 states and 6623 transitions. [2021-11-19 14:36:16,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-19 14:36:16,698 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 59.23076923076923) internal successors, (770), 12 states have internal predecessors, (770), 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 770 [2021-11-19 14:36:16,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:36:16,719 INFO L225 Difference]: With dead ends: 3684 [2021-11-19 14:36:16,719 INFO L226 Difference]: Without dead ends: 2924 [2021-11-19 14:36:16,722 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=105, Invalid=167, Unknown=0, NotChecked=0, Total=272 [2021-11-19 14:36:16,724 INFO L933 BasicCegarLoop]: 785 mSDtfsCounter, 3003 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 7929 mSolverCounterSat, 1408 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3003 SdHoareTripleChecker+Valid, 822 SdHoareTripleChecker+Invalid, 9337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1408 IncrementalHoareTripleChecker+Valid, 7929 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2021-11-19 14:36:16,725 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3003 Valid, 822 Invalid, 9337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1408 Valid, 7929 Invalid, 0 Unknown, 0 Unchecked, 7.7s Time] [2021-11-19 14:36:16,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2924 states. [2021-11-19 14:36:16,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2924 to 2924. [2021-11-19 14:36:16,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2924 states, 2923 states have (on average 1.2709544988026) internal successors, (3715), 2923 states have internal predecessors, (3715), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:16,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 2924 states and 3715 transitions. [2021-11-19 14:36:16,820 INFO L78 Accepts]: Start accepts. Automaton has 2924 states and 3715 transitions. Word has length 770 [2021-11-19 14:36:16,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:36:16,822 INFO L470 AbstractCegarLoop]: Abstraction has 2924 states and 3715 transitions. [2021-11-19 14:36:16,822 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 59.23076923076923) internal successors, (770), 12 states have internal predecessors, (770), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:16,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2924 states and 3715 transitions. [2021-11-19 14:36:16,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 778 [2021-11-19 14:36:16,835 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:36:16,836 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:36:16,837 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-19 14:36:16,837 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:36:16,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:36:16,838 INFO L85 PathProgramCache]: Analyzing trace with hash 1277295835, now seen corresponding path program 1 times [2021-11-19 14:36:16,839 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:36:16,839 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006564382] [2021-11-19 14:36:16,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:36:16,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:36:17,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:36:17,610 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:36:17,610 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:36:17,610 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006564382] [2021-11-19 14:36:17,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006564382] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:36:17,613 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:36:17,613 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 14:36:17,614 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598933211] [2021-11-19 14:36:17,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:36:17,616 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:36:17,616 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:36:17,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:36:17,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:36:17,618 INFO L87 Difference]: Start difference. First operand 2924 states and 3715 transitions. Second operand has 3 states, 3 states have (on average 259.0) internal successors, (777), 3 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:20,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:36:20,584 INFO L93 Difference]: Finished difference Result 5886 states and 8214 transitions. [2021-11-19 14:36:20,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:36:20,585 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 259.0) internal successors, (777), 3 states have internal predecessors, (777), 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 777 [2021-11-19 14:36:20,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:36:20,611 INFO L225 Difference]: With dead ends: 5886 [2021-11-19 14:36:20,611 INFO L226 Difference]: Without dead ends: 3682 [2021-11-19 14:36:20,616 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:36:20,618 INFO L933 BasicCegarLoop]: 940 mSDtfsCounter, 40 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 2720 mSolverCounterSat, 346 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 947 SdHoareTripleChecker+Invalid, 3066 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 346 IncrementalHoareTripleChecker+Valid, 2720 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2021-11-19 14:36:20,619 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [40 Valid, 947 Invalid, 3066 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [346 Valid, 2720 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2021-11-19 14:36:20,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3682 states. [2021-11-19 14:36:20,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3682 to 3682. [2021-11-19 14:36:20,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3682 states, 3681 states have (on average 1.3634881825590872) internal successors, (5019), 3681 states have internal predecessors, (5019), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:20,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 5019 transitions. [2021-11-19 14:36:20,731 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 5019 transitions. Word has length 777 [2021-11-19 14:36:20,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:36:20,734 INFO L470 AbstractCegarLoop]: Abstraction has 3682 states and 5019 transitions. [2021-11-19 14:36:20,735 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 259.0) internal successors, (777), 3 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:20,735 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 5019 transitions. [2021-11-19 14:36:20,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2021-11-19 14:36:20,751 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:36:20,752 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:36:20,752 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-19 14:36:20,753 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:36:20,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:36:20,755 INFO L85 PathProgramCache]: Analyzing trace with hash -219004043, now seen corresponding path program 1 times [2021-11-19 14:36:20,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:36:20,757 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341546807] [2021-11-19 14:36:20,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:36:20,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:36:20,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:36:21,042 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:36:21,042 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:36:21,042 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341546807] [2021-11-19 14:36:21,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341546807] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:36:21,043 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:36:21,043 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 14:36:21,044 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220281847] [2021-11-19 14:36:21,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:36:21,045 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:36:21,046 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:36:21,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:36:21,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:36:21,047 INFO L87 Difference]: Start difference. First operand 3682 states and 5019 transitions. Second operand has 4 states, 4 states have (on average 195.25) internal successors, (781), 3 states have internal predecessors, (781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:26,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:36:26,130 INFO L93 Difference]: Finished difference Result 10434 states and 15728 transitions. [2021-11-19 14:36:26,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:36:26,144 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 195.25) internal successors, (781), 3 states have internal predecessors, (781), 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 781 [2021-11-19 14:36:26,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:36:26,188 INFO L225 Difference]: With dead ends: 10434 [2021-11-19 14:36:26,189 INFO L226 Difference]: Without dead ends: 7472 [2021-11-19 14:36:26,195 INFO L932 BasicCegarLoop]: 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 [2021-11-19 14:36:26,196 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1516 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 5219 mSolverCounterSat, 841 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1516 SdHoareTripleChecker+Valid, 353 SdHoareTripleChecker+Invalid, 6060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 841 IncrementalHoareTripleChecker+Valid, 5219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2021-11-19 14:36:26,197 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1516 Valid, 353 Invalid, 6060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [841 Valid, 5219 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2021-11-19 14:36:26,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7472 states. [2021-11-19 14:36:26,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7472 to 6714. [2021-11-19 14:36:26,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6714 states, 6713 states have (on average 1.4355727692536868) internal successors, (9637), 6713 states have internal predecessors, (9637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:26,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6714 states to 6714 states and 9637 transitions. [2021-11-19 14:36:26,401 INFO L78 Accepts]: Start accepts. Automaton has 6714 states and 9637 transitions. Word has length 781 [2021-11-19 14:36:26,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:36:26,402 INFO L470 AbstractCegarLoop]: Abstraction has 6714 states and 9637 transitions. [2021-11-19 14:36:26,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 195.25) internal successors, (781), 3 states have internal predecessors, (781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:26,403 INFO L276 IsEmpty]: Start isEmpty. Operand 6714 states and 9637 transitions. [2021-11-19 14:36:26,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 784 [2021-11-19 14:36:26,426 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:36:26,427 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:36:26,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-19 14:36:26,428 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:36:26,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:36:26,429 INFO L85 PathProgramCache]: Analyzing trace with hash 1090651251, now seen corresponding path program 1 times [2021-11-19 14:36:26,429 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:36:26,429 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786400584] [2021-11-19 14:36:26,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:36:26,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:36:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:36:27,321 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-19 14:36:27,321 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:36:27,322 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786400584] [2021-11-19 14:36:27,322 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786400584] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:36:27,322 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:36:27,323 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 14:36:27,323 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114072627] [2021-11-19 14:36:27,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:36:27,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:36:27,325 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:36:27,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:36:27,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:36:27,327 INFO L87 Difference]: Start difference. First operand 6714 states and 9637 transitions. Second operand has 4 states, 4 states have (on average 193.0) internal successors, (772), 3 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:32,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:36:32,363 INFO L93 Difference]: Finished difference Result 18012 states and 27486 transitions. [2021-11-19 14:36:32,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:36:32,364 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 193.0) internal successors, (772), 3 states have internal predecessors, (772), 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 783 [2021-11-19 14:36:32,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:36:32,428 INFO L225 Difference]: With dead ends: 18012 [2021-11-19 14:36:32,429 INFO L226 Difference]: Without dead ends: 11262 [2021-11-19 14:36:32,440 INFO L932 BasicCegarLoop]: 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 [2021-11-19 14:36:32,442 INFO L933 BasicCegarLoop]: 721 mSDtfsCounter, 779 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 3382 mSolverCounterSat, 2212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 779 SdHoareTripleChecker+Valid, 734 SdHoareTripleChecker+Invalid, 5594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2212 IncrementalHoareTripleChecker+Valid, 3382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2021-11-19 14:36:32,442 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [779 Valid, 734 Invalid, 5594 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2212 Valid, 3382 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2021-11-19 14:36:32,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11262 states. [2021-11-19 14:36:32,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11262 to 11262. [2021-11-19 14:36:32,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11262 states, 11261 states have (on average 1.0999911197939791) internal successors, (12387), 11261 states have internal predecessors, (12387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:32,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11262 states to 11262 states and 12387 transitions. [2021-11-19 14:36:32,732 INFO L78 Accepts]: Start accepts. Automaton has 11262 states and 12387 transitions. Word has length 783 [2021-11-19 14:36:32,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:36:32,733 INFO L470 AbstractCegarLoop]: Abstraction has 11262 states and 12387 transitions. [2021-11-19 14:36:32,734 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 193.0) internal successors, (772), 3 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:32,735 INFO L276 IsEmpty]: Start isEmpty. Operand 11262 states and 12387 transitions. [2021-11-19 14:36:32,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 859 [2021-11-19 14:36:32,818 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:36:32,826 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:36:32,826 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-19 14:36:32,827 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:36:32,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:36:32,828 INFO L85 PathProgramCache]: Analyzing trace with hash 772508415, now seen corresponding path program 1 times [2021-11-19 14:36:32,828 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:36:32,828 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284131506] [2021-11-19 14:36:32,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:36:32,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:36:32,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:36:33,147 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-19 14:36:33,148 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:36:33,148 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284131506] [2021-11-19 14:36:33,148 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284131506] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:36:33,149 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:36:33,149 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-19 14:36:33,150 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098822545] [2021-11-19 14:36:33,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:36:33,151 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:36:33,152 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:36:33,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:36:33,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:36:33,153 INFO L87 Difference]: Start difference. First operand 11262 states and 12387 transitions. Second operand has 3 states, 3 states have (on average 276.0) internal successors, (828), 2 states have internal predecessors, (828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:35,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:36:35,401 INFO L93 Difference]: Finished difference Result 28626 states and 31512 transitions. [2021-11-19 14:36:35,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:36:35,402 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 276.0) internal successors, (828), 2 states have internal predecessors, (828), 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 858 [2021-11-19 14:36:35,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:36:35,447 INFO L225 Difference]: With dead ends: 28626 [2021-11-19 14:36:35,448 INFO L226 Difference]: Without dead ends: 18084 [2021-11-19 14:36:35,463 INFO L932 BasicCegarLoop]: 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 [2021-11-19 14:36:35,465 INFO L933 BasicCegarLoop]: 79 mSDtfsCounter, 739 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1774 mSolverCounterSat, 253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 739 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 2027 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 1774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:36:35,465 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [739 Valid, 85 Invalid, 2027 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 1774 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-19 14:36:35,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18084 states. [2021-11-19 14:36:35,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18084 to 18084. [2021-11-19 14:36:35,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18084 states, 18083 states have (on average 1.0779737875352542) internal successors, (19493), 18083 states have internal predecessors, (19493), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:35,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18084 states to 18084 states and 19493 transitions. [2021-11-19 14:36:35,794 INFO L78 Accepts]: Start accepts. Automaton has 18084 states and 19493 transitions. Word has length 858 [2021-11-19 14:36:35,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:36:35,795 INFO L470 AbstractCegarLoop]: Abstraction has 18084 states and 19493 transitions. [2021-11-19 14:36:35,795 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 276.0) internal successors, (828), 2 states have internal predecessors, (828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:35,795 INFO L276 IsEmpty]: Start isEmpty. Operand 18084 states and 19493 transitions. [2021-11-19 14:36:35,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 927 [2021-11-19 14:36:35,839 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:36:35,840 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:36:35,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-19 14:36:35,841 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:36:35,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:36:35,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1550099522, now seen corresponding path program 1 times [2021-11-19 14:36:35,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:36:35,842 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744052274] [2021-11-19 14:36:35,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:36:35,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:36:35,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:36:36,189 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-19 14:36:36,190 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:36:36,190 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744052274] [2021-11-19 14:36:36,190 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744052274] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:36:36,190 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:36:36,191 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 14:36:36,191 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480370541] [2021-11-19 14:36:36,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:36:36,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:36:36,193 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:36:36,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:36:36,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:36:36,195 INFO L87 Difference]: Start difference. First operand 18084 states and 19493 transitions. Second operand has 3 states, 3 states have (on average 301.0) internal successors, (903), 3 states have internal predecessors, (903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:38,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:36:38,467 INFO L93 Difference]: Finished difference Result 35448 states and 38263 transitions. [2021-11-19 14:36:38,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:36:38,468 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 301.0) internal successors, (903), 3 states have internal predecessors, (903), 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 926 [2021-11-19 14:36:38,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:36:38,505 INFO L225 Difference]: With dead ends: 35448 [2021-11-19 14:36:38,505 INFO L226 Difference]: Without dead ends: 17326 [2021-11-19 14:36:38,527 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:36:38,530 INFO L933 BasicCegarLoop]: 918 mSDtfsCounter, 768 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1760 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 768 SdHoareTripleChecker+Valid, 925 SdHoareTripleChecker+Invalid, 1916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 1760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:36:38,531 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [768 Valid, 925 Invalid, 1916 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 1760 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-19 14:36:38,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17326 states. [2021-11-19 14:36:38,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17326 to 17326. [2021-11-19 14:36:38,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17326 states, 17325 states have (on average 1.0704761904761906) internal successors, (18546), 17325 states have internal predecessors, (18546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:38,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17326 states to 17326 states and 18546 transitions. [2021-11-19 14:36:38,847 INFO L78 Accepts]: Start accepts. Automaton has 17326 states and 18546 transitions. Word has length 926 [2021-11-19 14:36:38,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:36:38,848 INFO L470 AbstractCegarLoop]: Abstraction has 17326 states and 18546 transitions. [2021-11-19 14:36:38,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 301.0) internal successors, (903), 3 states have internal predecessors, (903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:38,849 INFO L276 IsEmpty]: Start isEmpty. Operand 17326 states and 18546 transitions. [2021-11-19 14:36:38,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 938 [2021-11-19 14:36:38,887 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:36:38,888 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:36:38,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-19 14:36:38,889 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:36:38,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:36:38,891 INFO L85 PathProgramCache]: Analyzing trace with hash -699853514, now seen corresponding path program 1 times [2021-11-19 14:36:38,891 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:36:38,892 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218209673] [2021-11-19 14:36:38,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:36:38,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:36:39,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:36:39,253 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-19 14:36:39,253 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:36:39,253 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218209673] [2021-11-19 14:36:39,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218209673] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:36:39,254 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:36:39,254 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-19 14:36:39,254 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067588780] [2021-11-19 14:36:39,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:36:39,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:36:39,256 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:36:39,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:36:39,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:36:39,257 INFO L87 Difference]: Start difference. First operand 17326 states and 18546 transitions. Second operand has 3 states, 3 states have (on average 293.0) internal successors, (879), 2 states have internal predecessors, (879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:41,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:36:41,551 INFO L93 Difference]: Finished difference Result 46818 states and 50427 transitions. [2021-11-19 14:36:41,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:36:41,552 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 293.0) internal successors, (879), 2 states have internal predecessors, (879), 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 937 [2021-11-19 14:36:41,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:36:41,615 INFO L225 Difference]: With dead ends: 46818 [2021-11-19 14:36:41,615 INFO L226 Difference]: Without dead ends: 30212 [2021-11-19 14:36:41,638 INFO L932 BasicCegarLoop]: 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 [2021-11-19 14:36:41,639 INFO L933 BasicCegarLoop]: 131 mSDtfsCounter, 712 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1737 mSolverCounterSat, 294 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 712 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 2031 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 294 IncrementalHoareTripleChecker+Valid, 1737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:36:41,640 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [712 Valid, 137 Invalid, 2031 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [294 Valid, 1737 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-19 14:36:41,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30212 states. [2021-11-19 14:36:42,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30212 to 30212. [2021-11-19 14:36:42,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30212 states, 30211 states have (on average 1.0612690741782795) internal successors, (32062), 30211 states have internal predecessors, (32062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:42,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30212 states to 30212 states and 32062 transitions. [2021-11-19 14:36:42,118 INFO L78 Accepts]: Start accepts. Automaton has 30212 states and 32062 transitions. Word has length 937 [2021-11-19 14:36:42,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:36:42,120 INFO L470 AbstractCegarLoop]: Abstraction has 30212 states and 32062 transitions. [2021-11-19 14:36:42,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 293.0) internal successors, (879), 2 states have internal predecessors, (879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:42,123 INFO L276 IsEmpty]: Start isEmpty. Operand 30212 states and 32062 transitions. [2021-11-19 14:36:42,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 952 [2021-11-19 14:36:42,166 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:36:42,171 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:36:42,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-19 14:36:42,172 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:36:42,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:36:42,173 INFO L85 PathProgramCache]: Analyzing trace with hash -305885436, now seen corresponding path program 1 times [2021-11-19 14:36:42,174 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:36:42,174 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734709129] [2021-11-19 14:36:42,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:36:42,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:36:42,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:36:42,577 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-19 14:36:42,578 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:36:42,578 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734709129] [2021-11-19 14:36:42,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734709129] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:36:42,578 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:36:42,579 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-19 14:36:42,579 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378554758] [2021-11-19 14:36:42,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:36:42,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:36:42,582 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:36:42,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:36:42,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:36:42,583 INFO L87 Difference]: Start difference. First operand 30212 states and 32062 transitions. Second operand has 3 states, 3 states have (on average 293.3333333333333) internal successors, (880), 2 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:44,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:36:44,966 INFO L93 Difference]: Finished difference Result 68800 states and 73063 transitions. [2021-11-19 14:36:44,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:36:44,967 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 293.3333333333333) internal successors, (880), 2 states have internal predecessors, (880), 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 951 [2021-11-19 14:36:44,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:36:45,055 INFO L225 Difference]: With dead ends: 68800 [2021-11-19 14:36:45,055 INFO L226 Difference]: Without dead ends: 39308 [2021-11-19 14:36:45,076 INFO L932 BasicCegarLoop]: 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 [2021-11-19 14:36:45,078 INFO L933 BasicCegarLoop]: 46 mSDtfsCounter, 753 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1793 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 753 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 1975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 1793 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:36:45,078 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [753 Valid, 52 Invalid, 1975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 1793 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-19 14:36:45,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39308 states. [2021-11-19 14:36:45,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39308 to 37792. [2021-11-19 14:36:45,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37792 states, 37791 states have (on average 1.0558863221401922) internal successors, (39903), 37791 states have internal predecessors, (39903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:45,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37792 states to 37792 states and 39903 transitions. [2021-11-19 14:36:45,737 INFO L78 Accepts]: Start accepts. Automaton has 37792 states and 39903 transitions. Word has length 951 [2021-11-19 14:36:45,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:36:45,737 INFO L470 AbstractCegarLoop]: Abstraction has 37792 states and 39903 transitions. [2021-11-19 14:36:45,738 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 293.3333333333333) internal successors, (880), 2 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:45,738 INFO L276 IsEmpty]: Start isEmpty. Operand 37792 states and 39903 transitions. [2021-11-19 14:36:45,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1001 [2021-11-19 14:36:45,788 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:36:45,789 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:36:45,790 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-19 14:36:45,790 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:36:45,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:36:45,792 INFO L85 PathProgramCache]: Analyzing trace with hash -520555275, now seen corresponding path program 1 times [2021-11-19 14:36:45,792 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:36:45,792 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26164604] [2021-11-19 14:36:45,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:36:45,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:36:45,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:36:46,444 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-19 14:36:46,445 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:36:46,445 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26164604] [2021-11-19 14:36:46,445 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26164604] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:36:46,445 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:36:46,446 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 14:36:46,446 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99256204] [2021-11-19 14:36:46,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:36:46,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:36:46,448 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:36:46,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:36:46,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:36:46,449 INFO L87 Difference]: Start difference. First operand 37792 states and 39903 transitions. Second operand has 3 states, 3 states have (on average 293.0) internal successors, (879), 3 states have internal predecessors, (879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:48,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:36:48,734 INFO L93 Difference]: Finished difference Result 74864 states and 79083 transitions. [2021-11-19 14:36:48,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:36:48,735 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 293.0) internal successors, (879), 3 states have internal predecessors, (879), 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 1000 [2021-11-19 14:36:48,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:36:48,794 INFO L225 Difference]: With dead ends: 74864 [2021-11-19 14:36:48,795 INFO L226 Difference]: Without dead ends: 37792 [2021-11-19 14:36:48,818 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:36:48,819 INFO L933 BasicCegarLoop]: 903 mSDtfsCounter, 60 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1782 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 910 SdHoareTripleChecker+Invalid, 1911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-11-19 14:36:48,821 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [60 Valid, 910 Invalid, 1911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1782 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-11-19 14:36:48,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37792 states. [2021-11-19 14:36:49,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37792 to 37792. [2021-11-19 14:36:49,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37792 states, 37791 states have (on average 1.0431848852901484) internal successors, (39423), 37791 states have internal predecessors, (39423), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:49,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37792 states to 37792 states and 39423 transitions. [2021-11-19 14:36:49,349 INFO L78 Accepts]: Start accepts. Automaton has 37792 states and 39423 transitions. Word has length 1000 [2021-11-19 14:36:49,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:36:49,350 INFO L470 AbstractCegarLoop]: Abstraction has 37792 states and 39423 transitions. [2021-11-19 14:36:49,351 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 293.0) internal successors, (879), 3 states have internal predecessors, (879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:49,351 INFO L276 IsEmpty]: Start isEmpty. Operand 37792 states and 39423 transitions. [2021-11-19 14:36:49,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1005 [2021-11-19 14:36:49,398 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:36:49,399 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:36:49,399 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-19 14:36:49,399 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:36:49,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:36:49,400 INFO L85 PathProgramCache]: Analyzing trace with hash 2127771883, now seen corresponding path program 1 times [2021-11-19 14:36:49,401 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:36:49,401 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766562115] [2021-11-19 14:36:49,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:36:49,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:36:49,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:36:49,768 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-11-19 14:36:49,768 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:36:49,769 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766562115] [2021-11-19 14:36:49,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766562115] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:36:49,769 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:36:49,769 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-19 14:36:49,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266302099] [2021-11-19 14:36:49,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:36:49,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:36:49,772 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:36:49,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:36:49,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:36:49,774 INFO L87 Difference]: Start difference. First operand 37792 states and 39423 transitions. Second operand has 3 states, 3 states have (on average 293.0) internal successors, (879), 2 states have internal predecessors, (879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:52,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:36:52,146 INFO L93 Difference]: Finished difference Result 93814 states and 98340 transitions. [2021-11-19 14:36:52,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:36:52,146 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 293.0) internal successors, (879), 2 states have internal predecessors, (879), 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 1004 [2021-11-19 14:36:52,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:36:52,201 INFO L225 Difference]: With dead ends: 93814 [2021-11-19 14:36:52,201 INFO L226 Difference]: Without dead ends: 56742 [2021-11-19 14:36:52,225 INFO L932 BasicCegarLoop]: 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 [2021-11-19 14:36:52,226 INFO L933 BasicCegarLoop]: 173 mSDtfsCounter, 705 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1737 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 705 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 2002 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 1737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:36:52,226 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [705 Valid, 179 Invalid, 2002 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 1737 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-19 14:36:52,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56742 states. [2021-11-19 14:36:52,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56742 to 51436. [2021-11-19 14:36:52,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51436 states, 51435 states have (on average 1.0388840283853407) internal successors, (53435), 51435 states have internal predecessors, (53435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:52,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51436 states to 51436 states and 53435 transitions. [2021-11-19 14:36:52,909 INFO L78 Accepts]: Start accepts. Automaton has 51436 states and 53435 transitions. Word has length 1004 [2021-11-19 14:36:52,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:36:52,909 INFO L470 AbstractCegarLoop]: Abstraction has 51436 states and 53435 transitions. [2021-11-19 14:36:52,910 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 293.0) internal successors, (879), 2 states have internal predecessors, (879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:36:52,910 INFO L276 IsEmpty]: Start isEmpty. Operand 51436 states and 53435 transitions. [2021-11-19 14:36:52,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1027 [2021-11-19 14:36:52,957 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:36:52,958 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:36:52,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-19 14:36:52,959 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:36:52,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:36:52,960 INFO L85 PathProgramCache]: Analyzing trace with hash -1581453639, now seen corresponding path program 1 times [2021-11-19 14:36:52,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:36:52,960 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316196459] [2021-11-19 14:36:52,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:36:52,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:36:53,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:36:54,804 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:36:54,805 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:36:54,805 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316196459] [2021-11-19 14:36:54,805 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316196459] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:36:54,805 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:36:54,806 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-19 14:36:54,806 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631826320] [2021-11-19 14:36:54,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:36:54,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-19 14:36:54,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:36:54,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-19 14:36:54,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-11-19 14:36:54,809 INFO L87 Difference]: Start difference. First operand 51436 states and 53435 transitions. Second operand has 13 states, 13 states have (on average 78.92307692307692) internal successors, (1026), 12 states have internal predecessors, (1026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:02,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:37:02,178 INFO L93 Difference]: Finished difference Result 102875 states and 106885 transitions. [2021-11-19 14:37:02,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-19 14:37:02,179 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 78.92307692307692) internal successors, (1026), 12 states have internal predecessors, (1026), 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 1026 [2021-11-19 14:37:02,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:37:02,250 INFO L225 Difference]: With dead ends: 102875 [2021-11-19 14:37:02,250 INFO L226 Difference]: Without dead ends: 52159 [2021-11-19 14:37:02,275 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=152, Invalid=268, Unknown=0, NotChecked=0, Total=420 [2021-11-19 14:37:02,276 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 2201 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 10618 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2201 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 10633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 10618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2021-11-19 14:37:02,276 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2201 Valid, 358 Invalid, 10633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 10618 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2021-11-19 14:37:02,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52159 states. [2021-11-19 14:37:02,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52159 to 52159. [2021-11-19 14:37:03,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52159 states, 52158 states have (on average 1.0383833735956134) internal successors, (54160), 52158 states have internal predecessors, (54160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:03,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52159 states to 52159 states and 54160 transitions. [2021-11-19 14:37:03,139 INFO L78 Accepts]: Start accepts. Automaton has 52159 states and 54160 transitions. Word has length 1026 [2021-11-19 14:37:03,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:37:03,140 INFO L470 AbstractCegarLoop]: Abstraction has 52159 states and 54160 transitions. [2021-11-19 14:37:03,141 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 78.92307692307692) internal successors, (1026), 12 states have internal predecessors, (1026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:03,141 INFO L276 IsEmpty]: Start isEmpty. Operand 52159 states and 54160 transitions. [2021-11-19 14:37:03,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1056 [2021-11-19 14:37:03,180 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:37:03,181 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:37:03,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-19 14:37:03,181 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:37:03,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:37:03,183 INFO L85 PathProgramCache]: Analyzing trace with hash -518687469, now seen corresponding path program 1 times [2021-11-19 14:37:03,183 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:37:03,184 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395222768] [2021-11-19 14:37:03,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:37:03,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:37:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:37:04,084 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 299 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2021-11-19 14:37:04,084 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:37:04,084 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395222768] [2021-11-19 14:37:04,084 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395222768] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:37:04,085 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:37:04,085 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 14:37:04,085 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423541759] [2021-11-19 14:37:04,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:37:04,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:37:04,087 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:37:04,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:37:04,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:37:04,088 INFO L87 Difference]: Start difference. First operand 52159 states and 54160 transitions. Second operand has 3 states, 3 states have (on average 293.3333333333333) internal successors, (880), 3 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:06,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:37:06,775 INFO L93 Difference]: Finished difference Result 110420 states and 114568 transitions. [2021-11-19 14:37:06,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:37:06,799 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 293.3333333333333) internal successors, (880), 3 states have internal predecessors, (880), 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 1055 [2021-11-19 14:37:06,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:37:06,857 INFO L225 Difference]: With dead ends: 110420 [2021-11-19 14:37:06,857 INFO L226 Difference]: Without dead ends: 52159 [2021-11-19 14:37:06,875 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:37:06,876 INFO L933 BasicCegarLoop]: 972 mSDtfsCounter, 29 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1720 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 979 SdHoareTripleChecker+Invalid, 1873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 1720 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:37:06,877 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 979 Invalid, 1873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1720 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-11-19 14:37:06,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52159 states. [2021-11-19 14:37:07,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52159 to 49127. [2021-11-19 14:37:07,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49127 states, 49126 states have (on average 1.0303708830354599) internal successors, (50618), 49126 states have internal predecessors, (50618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:07,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49127 states to 49127 states and 50618 transitions. [2021-11-19 14:37:07,608 INFO L78 Accepts]: Start accepts. Automaton has 49127 states and 50618 transitions. Word has length 1055 [2021-11-19 14:37:07,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:37:07,609 INFO L470 AbstractCegarLoop]: Abstraction has 49127 states and 50618 transitions. [2021-11-19 14:37:07,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 293.3333333333333) internal successors, (880), 3 states have internal predecessors, (880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:07,609 INFO L276 IsEmpty]: Start isEmpty. Operand 49127 states and 50618 transitions. [2021-11-19 14:37:07,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1131 [2021-11-19 14:37:07,649 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:37:07,650 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:37:07,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-19 14:37:07,650 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:37:07,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:37:07,651 INFO L85 PathProgramCache]: Analyzing trace with hash 861161584, now seen corresponding path program 1 times [2021-11-19 14:37:07,651 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:37:07,651 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721486161] [2021-11-19 14:37:07,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:37:07,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:37:07,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:37:08,245 INFO L134 CoverageAnalysis]: Checked inductivity of 898 backedges. 595 proven. 0 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2021-11-19 14:37:08,246 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:37:08,246 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721486161] [2021-11-19 14:37:08,246 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721486161] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:37:08,246 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:37:08,247 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 14:37:08,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420346182] [2021-11-19 14:37:08,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:37:08,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:37:08,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:37:08,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:37:08,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:37:08,251 INFO L87 Difference]: Start difference. First operand 49127 states and 50618 transitions. Second operand has 3 states, 3 states have (on average 301.6666666666667) internal successors, (905), 3 states have internal predecessors, (905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:10,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:37:10,739 INFO L93 Difference]: Finished difference Result 115726 states and 119606 transitions. [2021-11-19 14:37:10,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:37:10,739 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 301.6666666666667) internal successors, (905), 3 states have internal predecessors, (905), 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 1130 [2021-11-19 14:37:10,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:37:10,799 INFO L225 Difference]: With dead ends: 115726 [2021-11-19 14:37:10,800 INFO L226 Difference]: Without dead ends: 67319 [2021-11-19 14:37:10,818 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:37:10,819 INFO L933 BasicCegarLoop]: 177 mSDtfsCounter, 760 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1771 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 760 SdHoareTripleChecker+Valid, 183 SdHoareTripleChecker+Invalid, 1998 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 1771 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:37:10,819 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [760 Valid, 183 Invalid, 1998 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 1771 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-19 14:37:10,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67319 states. [2021-11-19 14:37:11,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67319 to 67319. [2021-11-19 14:37:11,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67319 states, 67318 states have (on average 1.0263822454618379) internal successors, (69094), 67318 states have internal predecessors, (69094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:11,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67319 states to 67319 states and 69094 transitions. [2021-11-19 14:37:11,904 INFO L78 Accepts]: Start accepts. Automaton has 67319 states and 69094 transitions. Word has length 1130 [2021-11-19 14:37:11,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:37:11,906 INFO L470 AbstractCegarLoop]: Abstraction has 67319 states and 69094 transitions. [2021-11-19 14:37:11,906 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 301.6666666666667) internal successors, (905), 3 states have internal predecessors, (905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:11,906 INFO L276 IsEmpty]: Start isEmpty. Operand 67319 states and 69094 transitions. [2021-11-19 14:37:11,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1199 [2021-11-19 14:37:11,964 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:37:11,965 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 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, 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, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:37:11,966 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-19 14:37:11,966 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:37:11,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:37:11,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1206063480, now seen corresponding path program 1 times [2021-11-19 14:37:11,967 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:37:11,968 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653174046] [2021-11-19 14:37:11,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:37:11,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:37:12,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:37:13,287 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 44 proven. 634 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:37:13,287 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:37:13,288 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653174046] [2021-11-19 14:37:13,288 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653174046] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:37:13,288 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1664564223] [2021-11-19 14:37:13,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:37:13,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:37:13,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:37:13,305 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:37:13,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-19 14:37:13,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:37:13,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 1438 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:37:13,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:37:16,824 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 462 proven. 0 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2021-11-19 14:37:16,825 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:37:19,971 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 462 proven. 0 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2021-11-19 14:37:19,972 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1664564223] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:37:19,972 INFO L186 FreeRefinementEngine]: Found 2 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:37:19,973 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 8 [2021-11-19 14:37:19,973 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500535255] [2021-11-19 14:37:19,973 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:37:19,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:37:19,976 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:37:19,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:37:19,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-11-19 14:37:19,977 INFO L87 Difference]: Start difference. First operand 67319 states and 69094 transitions. Second operand has 3 states, 3 states have (on average 328.0) internal successors, (984), 3 states have internal predecessors, (984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:22,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:37:22,232 INFO L93 Difference]: Finished difference Result 134676 states and 138224 transitions. [2021-11-19 14:37:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:37:22,233 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 328.0) internal successors, (984), 3 states have internal predecessors, (984), 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 1198 [2021-11-19 14:37:22,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:37:22,295 INFO L225 Difference]: With dead ends: 134676 [2021-11-19 14:37:22,295 INFO L226 Difference]: Without dead ends: 68077 [2021-11-19 14:37:22,322 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2400 GetRequests, 2393 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-11-19 14:37:22,323 INFO L933 BasicCegarLoop]: 930 mSDtfsCounter, 31 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1779 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 937 SdHoareTripleChecker+Invalid, 1912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-11-19 14:37:22,323 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 937 Invalid, 1912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1779 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-11-19 14:37:22,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68077 states. [2021-11-19 14:37:23,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68077 to 67319. [2021-11-19 14:37:23,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67319 states, 67318 states have (on average 1.0205739920972103) internal successors, (68703), 67318 states have internal predecessors, (68703), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:23,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67319 states to 67319 states and 68703 transitions. [2021-11-19 14:37:23,458 INFO L78 Accepts]: Start accepts. Automaton has 67319 states and 68703 transitions. Word has length 1198 [2021-11-19 14:37:23,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:37:23,460 INFO L470 AbstractCegarLoop]: Abstraction has 67319 states and 68703 transitions. [2021-11-19 14:37:23,460 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 328.0) internal successors, (984), 3 states have internal predecessors, (984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:23,460 INFO L276 IsEmpty]: Start isEmpty. Operand 67319 states and 68703 transitions. [2021-11-19 14:37:23,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1219 [2021-11-19 14:37:23,520 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:37:23,521 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:37:23,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-19 14:37:23,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-19 14:37:23,724 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:37:23,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:37:23,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1410583622, now seen corresponding path program 1 times [2021-11-19 14:37:23,725 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:37:23,726 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505552290] [2021-11-19 14:37:23,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:37:23,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:37:23,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:37:25,920 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 461 proven. 0 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2021-11-19 14:37:25,920 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:37:25,920 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505552290] [2021-11-19 14:37:25,921 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505552290] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:37:25,921 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:37:25,921 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-19 14:37:25,921 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78969827] [2021-11-19 14:37:25,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:37:25,923 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-19 14:37:25,924 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:37:25,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-19 14:37:25,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2021-11-19 14:37:25,925 INFO L87 Difference]: Start difference. First operand 67319 states and 68703 transitions. Second operand has 13 states, 13 states have (on average 75.6923076923077) internal successors, (984), 12 states have internal predecessors, (984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:32,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:37:32,993 INFO L93 Difference]: Finished difference Result 134619 states and 137403 transitions. [2021-11-19 14:37:32,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-19 14:37:32,994 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 75.6923076923077) internal successors, (984), 12 states have internal predecessors, (984), 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 1218 [2021-11-19 14:37:32,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:37:33,055 INFO L225 Difference]: With dead ends: 134619 [2021-11-19 14:37:33,055 INFO L226 Difference]: Without dead ends: 67423 [2021-11-19 14:37:33,083 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=127, Invalid=215, Unknown=0, NotChecked=0, Total=342 [2021-11-19 14:37:33,084 INFO L933 BasicCegarLoop]: 209 mSDtfsCounter, 2619 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 9594 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2619 SdHoareTripleChecker+Valid, 274 SdHoareTripleChecker+Invalid, 9636 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 9594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:37:33,084 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2619 Valid, 274 Invalid, 9636 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 9594 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2021-11-19 14:37:33,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67423 states. [2021-11-19 14:37:34,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67423 to 67423. [2021-11-19 14:37:34,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67423 states, 67422 states have (on average 1.020453264513067) internal successors, (68801), 67422 states have internal predecessors, (68801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:34,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67423 states to 67423 states and 68801 transitions. [2021-11-19 14:37:34,148 INFO L78 Accepts]: Start accepts. Automaton has 67423 states and 68801 transitions. Word has length 1218 [2021-11-19 14:37:34,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:37:34,149 INFO L470 AbstractCegarLoop]: Abstraction has 67423 states and 68801 transitions. [2021-11-19 14:37:34,149 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 75.6923076923077) internal successors, (984), 12 states have internal predecessors, (984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:34,149 INFO L276 IsEmpty]: Start isEmpty. Operand 67423 states and 68801 transitions. [2021-11-19 14:37:34,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1301 [2021-11-19 14:37:34,191 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:37:34,192 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:37:34,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-19 14:37:34,193 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:37:34,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:37:34,194 INFO L85 PathProgramCache]: Analyzing trace with hash 1001723317, now seen corresponding path program 1 times [2021-11-19 14:37:34,194 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:37:34,194 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853291715] [2021-11-19 14:37:34,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:37:34,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:37:34,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:37:34,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 1103 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2021-11-19 14:37:34,645 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:37:34,646 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853291715] [2021-11-19 14:37:34,646 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853291715] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 14:37:34,646 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:37:34,646 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-19 14:37:34,647 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719729028] [2021-11-19 14:37:34,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:37:34,648 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:37:34,649 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:37:34,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:37:34,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:37:34,650 INFO L87 Difference]: Start difference. First operand 67423 states and 68801 transitions. Second operand has 3 states, 3 states have (on average 313.3333333333333) internal successors, (940), 3 states have internal predecessors, (940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:37,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:37:37,297 INFO L93 Difference]: Finished difference Result 131852 states and 134544 transitions. [2021-11-19 14:37:37,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:37:37,298 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 313.3333333333333) internal successors, (940), 3 states have internal predecessors, (940), 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 1300 [2021-11-19 14:37:37,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:37:37,364 INFO L225 Difference]: With dead ends: 131852 [2021-11-19 14:37:37,365 INFO L226 Difference]: Without dead ends: 65149 [2021-11-19 14:37:37,396 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:37:37,397 INFO L933 BasicCegarLoop]: 149 mSDtfsCounter, 744 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1814 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 744 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 1992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:37:37,397 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [744 Valid, 155 Invalid, 1992 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1814 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-11-19 14:37:37,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65149 states. [2021-11-19 14:37:38,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65149 to 64391. [2021-11-19 14:37:38,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64391 states, 64390 states have (on average 1.0182326448206243) internal successors, (65564), 64390 states have internal predecessors, (65564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:38,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64391 states to 64391 states and 65564 transitions. [2021-11-19 14:37:38,443 INFO L78 Accepts]: Start accepts. Automaton has 64391 states and 65564 transitions. Word has length 1300 [2021-11-19 14:37:38,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:37:38,444 INFO L470 AbstractCegarLoop]: Abstraction has 64391 states and 65564 transitions. [2021-11-19 14:37:38,445 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 313.3333333333333) internal successors, (940), 3 states have internal predecessors, (940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:38,445 INFO L276 IsEmpty]: Start isEmpty. Operand 64391 states and 65564 transitions. [2021-11-19 14:37:38,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1460 [2021-11-19 14:37:38,492 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:37:38,493 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:37:38,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-19 14:37:38,493 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:37:38,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:37:38,494 INFO L85 PathProgramCache]: Analyzing trace with hash -706362242, now seen corresponding path program 1 times [2021-11-19 14:37:38,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-19 14:37:38,494 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581291046] [2021-11-19 14:37:38,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:37:38,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 14:37:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:37:39,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1821 backedges. 1382 proven. 89 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2021-11-19 14:37:39,613 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-19 14:37:39,613 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581291046] [2021-11-19 14:37:39,613 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581291046] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 14:37:39,613 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1701814025] [2021-11-19 14:37:39,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:37:39,613 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:37:39,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:37:39,614 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:37:39,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-19 14:37:40,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:37:40,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 1836 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-19 14:37:40,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:37:43,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1821 backedges. 1106 proven. 0 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2021-11-19 14:37:43,401 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:37:46,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1821 backedges. 1106 proven. 0 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2021-11-19 14:37:46,923 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1701814025] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:37:46,923 INFO L186 FreeRefinementEngine]: Found 2 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:37:46,925 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2021-11-19 14:37:46,926 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658444861] [2021-11-19 14:37:46,926 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:37:46,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:37:46,929 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-19 14:37:46,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:37:46,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:37:46,934 INFO L87 Difference]: Start difference. First operand 64391 states and 65564 transitions. Second operand has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:49,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:37:49,151 INFO L93 Difference]: Finished difference Result 128060 states and 130404 transitions. [2021-11-19 14:37:49,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:37:49,151 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 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 1459 [2021-11-19 14:37:49,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:37:49,153 INFO L225 Difference]: With dead ends: 128060 [2021-11-19 14:37:49,153 INFO L226 Difference]: Without dead ends: 0 [2021-11-19 14:37:49,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2921 GetRequests, 2915 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:37:49,193 INFO L933 BasicCegarLoop]: 845 mSDtfsCounter, 136 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1754 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 851 SdHoareTripleChecker+Invalid, 1850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 1754 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-19 14:37:49,194 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 851 Invalid, 1850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 1754 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-19 14:37:49,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-19 14:37:49,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-19 14:37:49,195 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) [2021-11-19 14:37:49,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-19 14:37:49,195 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1459 [2021-11-19 14:37:49,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:37:49,195 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-19 14:37:49,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:37:49,196 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-19 14:37:49,196 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-19 14:37:49,198 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-19 14:37:49,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-19 14:37:49,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-11-19 14:37:49,405 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-19 14:37:58,844 INFO L858 garLoopResultBuilder]: For program point L1819(lines 1819 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,844 INFO L858 garLoopResultBuilder]: For program point L762(lines 762 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,844 INFO L858 garLoopResultBuilder]: For program point L1555(lines 1555 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,844 INFO L858 garLoopResultBuilder]: For program point L234(lines 234 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,844 INFO L858 garLoopResultBuilder]: For program point L2084(lines 2084 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,844 INFO L858 garLoopResultBuilder]: For program point L3141(lines 3141 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,844 INFO L858 garLoopResultBuilder]: For program point L2613(lines 2613 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,845 INFO L858 garLoopResultBuilder]: For program point L4463(lines 4463 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,845 INFO L858 garLoopResultBuilder]: For program point L1292(lines 1292 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,845 INFO L858 garLoopResultBuilder]: For program point L3671(lines 3671 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,845 INFO L858 garLoopResultBuilder]: For program point L500(lines 500 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,845 INFO L858 garLoopResultBuilder]: For program point L1029(lines 1029 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,845 INFO L858 garLoopResultBuilder]: For program point L3936(lines 3936 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,845 INFO L858 garLoopResultBuilder]: For program point L1823(lines 1823 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,845 INFO L858 garLoopResultBuilder]: For program point L2352(lines 2352 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,845 INFO L858 garLoopResultBuilder]: For program point L2881(lines 2881 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,845 INFO L858 garLoopResultBuilder]: For program point L1560(lines 1560 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,845 INFO L858 garLoopResultBuilder]: For program point L4203(lines 4203 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,845 INFO L858 garLoopResultBuilder]: For program point L1032(lines 1032 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,845 INFO L858 garLoopResultBuilder]: For program point L3411(lines 3411 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,846 INFO L858 garLoopResultBuilder]: For program point L240(lines 240 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,846 INFO L858 garLoopResultBuilder]: For program point L3147(lines 3147 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,846 INFO L858 garLoopResultBuilder]: For program point L2883(lines 2883 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,846 INFO L858 garLoopResultBuilder]: For program point L769(lines 769 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,846 INFO L858 garLoopResultBuilder]: For program point L3676(lines 3676 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,846 INFO L858 garLoopResultBuilder]: For program point L4733-1(lines 4084 4818) no Hoare annotation was computed. [2021-11-19 14:37:58,846 INFO L858 garLoopResultBuilder]: For program point L1298(lines 1298 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,847 INFO L858 garLoopResultBuilder]: For program point L2091(lines 2091 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,847 INFO L858 garLoopResultBuilder]: For program point L1827(lines 1827 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,847 INFO L858 garLoopResultBuilder]: For program point L506(lines 506 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,847 INFO L858 garLoopResultBuilder]: For program point L4470(lines 4470 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,847 INFO L858 garLoopResultBuilder]: For program point L3942(lines 3942 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,847 INFO L858 garLoopResultBuilder]: For program point L2621(lines 2621 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,847 INFO L858 garLoopResultBuilder]: For program point L4736-1(lines 4084 4818) no Hoare annotation was computed. [2021-11-19 14:37:58,848 INFO L858 garLoopResultBuilder]: For program point L2358(lines 2358 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,848 INFO L858 garLoopResultBuilder]: For program point L4737(line 4737) no Hoare annotation was computed. [2021-11-19 14:37:58,848 INFO L858 garLoopResultBuilder]: For program point L1566(lines 1566 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,848 INFO L858 garLoopResultBuilder]: For program point L1038(lines 1038 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,848 INFO L858 garLoopResultBuilder]: For program point L774(lines 774 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,848 INFO L858 garLoopResultBuilder]: For program point L3681(lines 3681 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,848 INFO L858 garLoopResultBuilder]: For program point L1303(lines 1303 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,849 INFO L858 garLoopResultBuilder]: For program point L246(lines 246 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,849 INFO L858 garLoopResultBuilder]: For program point L4210(lines 4210 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,849 INFO L858 garLoopResultBuilder]: For program point L2625(lines 2625 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,849 INFO L858 garLoopResultBuilder]: For program point L511(lines 511 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,849 INFO L858 garLoopResultBuilder]: For program point L3418(lines 3418 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,849 INFO L858 garLoopResultBuilder]: For program point L2361(lines 2361 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,850 INFO L858 garLoopResultBuilder]: For program point L3154(lines 3154 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,850 INFO L858 garLoopResultBuilder]: For program point L2097(lines 2097 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,850 INFO L858 garLoopResultBuilder]: For program point L2890(lines 2890 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,850 INFO L858 garLoopResultBuilder]: For program point L4477(lines 4477 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,850 INFO L858 garLoopResultBuilder]: For program point L3949(lines 3949 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,850 INFO L858 garLoopResultBuilder]: For program point L1835(lines 1835 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,850 INFO L858 garLoopResultBuilder]: For program point L514(lines 514 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,851 INFO L858 garLoopResultBuilder]: For program point L1572(lines 1572 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,851 INFO L858 garLoopResultBuilder]: For program point L1308(lines 1308 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,851 INFO L858 garLoopResultBuilder]: For program point L3423(lines 3423 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,851 INFO L858 garLoopResultBuilder]: For program point L252(lines 252 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,851 INFO L858 garLoopResultBuilder]: For program point L1045(lines 1045 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,851 INFO L858 garLoopResultBuilder]: For program point L781(lines 781 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,851 INFO L858 garLoopResultBuilder]: For program point L3688(lines 3688 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,852 INFO L858 garLoopResultBuilder]: For program point L4217(lines 4217 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,852 INFO L858 garLoopResultBuilder]: For program point L2103(lines 2103 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,852 INFO L858 garLoopResultBuilder]: For program point L2632(lines 2632 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,852 INFO L858 garLoopResultBuilder]: For program point L2368(lines 2368 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,852 INFO L858 garLoopResultBuilder]: For program point L3161(lines 3161 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,852 INFO L858 garLoopResultBuilder]: For program point L2897(lines 2897 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,852 INFO L858 garLoopResultBuilder]: For program point L1048(lines 1048 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,853 INFO L858 garLoopResultBuilder]: For program point L3955(lines 3955 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,853 INFO L858 garLoopResultBuilder]: For program point L4484(lines 4484 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,853 INFO L858 garLoopResultBuilder]: For program point L1313(lines 1313 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,853 INFO L858 garLoopResultBuilder]: For program point L1578(lines 1578 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,853 INFO L858 garLoopResultBuilder]: For program point L521(lines 521 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,853 INFO L858 garLoopResultBuilder]: For program point L1843(lines 1843 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,853 INFO L858 garLoopResultBuilder]: For program point L786(lines 786 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,854 INFO L858 garLoopResultBuilder]: For program point L3694(lines 3694 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,854 INFO L858 garLoopResultBuilder]: For program point L3430(lines 3430 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,854 INFO L858 garLoopResultBuilder]: For program point L259(lines 259 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,854 INFO L858 garLoopResultBuilder]: For program point L788(lines 788 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,854 INFO L858 garLoopResultBuilder]: For program point L2110(lines 2110 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,854 INFO L858 garLoopResultBuilder]: For program point L4224(lines 4224 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,854 INFO L858 garLoopResultBuilder]: For program point L2639(lines 2639 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,855 INFO L858 garLoopResultBuilder]: For program point L3432(lines 3432 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,855 INFO L858 garLoopResultBuilder]: For program point L1318(lines 1318 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,855 INFO L858 garLoopResultBuilder]: For program point L2375(lines 2375 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,855 INFO L858 garLoopResultBuilder]: For program point L3168(lines 3168 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,855 INFO L858 garLoopResultBuilder]: For program point L2904(lines 2904 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,855 INFO L858 garLoopResultBuilder]: For program point L4490(lines 4490 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,855 INFO L858 garLoopResultBuilder]: For program point L1055(lines 1055 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,856 INFO L858 garLoopResultBuilder]: For program point L1584(lines 1584 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,856 INFO L858 garLoopResultBuilder]: For program point L3963(lines 3963 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,856 INFO L858 garLoopResultBuilder]: For program point L1849(lines 1849 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,856 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4737) no Hoare annotation was computed. [2021-11-19 14:37:58,856 INFO L858 garLoopResultBuilder]: For program point L528(lines 528 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,856 INFO L858 garLoopResultBuilder]: For program point L2114(lines 2114 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,856 INFO L858 garLoopResultBuilder]: For program point L793(lines 793 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,857 INFO L858 garLoopResultBuilder]: For program point L3700(lines 3700 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,857 INFO L858 garLoopResultBuilder]: For program point L265(lines 265 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,857 INFO L858 garLoopResultBuilder]: For program point L2908(lines 2908 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,857 INFO L858 garLoopResultBuilder]: For program point L4494(lines 4494 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,857 INFO L858 garLoopResultBuilder]: For program point L4230(lines 4230 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,857 INFO L858 garLoopResultBuilder]: For program point L3173(lines 3173 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,858 INFO L858 garLoopResultBuilder]: For program point L2645(lines 2645 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,858 INFO L858 garLoopResultBuilder]: For program point L1589(lines 1589 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,858 INFO L858 garLoopResultBuilder]: For program point L2382(lines 2382 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,858 INFO L858 garLoopResultBuilder]: For program point L3439(lines 3439 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,858 INFO L858 garLoopResultBuilder]: For program point L3968(lines 3968 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,858 INFO L858 garLoopResultBuilder]: For program point L1854(lines 1854 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,858 INFO L858 garLoopResultBuilder]: For program point L1326(lines 1326 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,859 INFO L858 garLoopResultBuilder]: For program point L1062(lines 1062 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,859 INFO L858 garLoopResultBuilder]: For program point L798(lines 798 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,859 INFO L858 garLoopResultBuilder]: For program point L270(lines 270 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,859 INFO L858 garLoopResultBuilder]: For program point L2120(lines 2120 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,859 INFO L858 garLoopResultBuilder]: For program point L3706(lines 3706 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,859 INFO L858 garLoopResultBuilder]: For program point L535(lines 535 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,859 INFO L858 garLoopResultBuilder]: For program point L3178(lines 3178 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,860 INFO L858 garLoopResultBuilder]: For program point L4236(lines 4236 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,860 INFO L858 garLoopResultBuilder]: For program point L2915(lines 2915 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,860 INFO L858 garLoopResultBuilder]: For program point L1594(lines 1594 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,860 INFO L858 garLoopResultBuilder]: For program point L2651(lines 2651 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,860 INFO L858 garLoopResultBuilder]: For program point L4501(lines 4501 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,860 INFO L858 garLoopResultBuilder]: For program point L802(lines 802 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,860 INFO L858 garLoopResultBuilder]: For program point L539(lines 539 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,861 INFO L858 garLoopResultBuilder]: For program point L3446(lines 3446 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,861 INFO L858 garLoopResultBuilder]: For program point L1332(lines 1332 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,861 INFO L858 garLoopResultBuilder]: For program point L2389(lines 2389 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,861 INFO L858 garLoopResultBuilder]: For program point L275(lines 275 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,861 INFO L858 garLoopResultBuilder]: For program point L2125(lines 2125 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,861 INFO L858 garLoopResultBuilder]: For program point L3975(lines 3975 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,861 INFO L858 garLoopResultBuilder]: For program point L1861(lines 1861 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,861 INFO L858 garLoopResultBuilder]: For program point L3711(lines 3711 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,862 INFO L858 garLoopResultBuilder]: For program point L1069(lines 1069 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,862 INFO L858 garLoopResultBuilder]: For program point L4506(lines 4506 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,862 INFO L858 garLoopResultBuilder]: For program point L278(lines 278 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,862 INFO L858 garLoopResultBuilder]: For program point L4242(lines 4242 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,862 INFO L858 garLoopResultBuilder]: For program point L3186(lines 3186 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,862 INFO L858 garLoopResultBuilder]: For program point L2394(lines 2394 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,863 INFO L858 garLoopResultBuilder]: For program point L2923(lines 2923 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,863 INFO L858 garLoopResultBuilder]: For program point L809(lines 809 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,863 INFO L858 garLoopResultBuilder]: For program point L1602(lines 1602 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,863 INFO L858 garLoopResultBuilder]: For program point L2659(lines 2659 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,863 INFO L858 garLoopResultBuilder]: For program point L1338(lines 1338 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,863 INFO L858 garLoopResultBuilder]: For program point L2131(lines 2131 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,863 INFO L858 garLoopResultBuilder]: For program point L3717(lines 3717 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,863 INFO L858 garLoopResultBuilder]: For program point L546(lines 546 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,864 INFO L858 garLoopResultBuilder]: For program point L3453(lines 3453 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,864 INFO L858 garLoopResultBuilder]: For program point L3982(lines 3982 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,864 INFO L858 garLoopResultBuilder]: For program point L1076(lines 1076 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,864 INFO L858 garLoopResultBuilder]: For program point L1869(lines 1869 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,864 INFO L858 garLoopResultBuilder]: For program point L4512(lines 4512 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,864 INFO L858 garLoopResultBuilder]: For program point L284(lines 284 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,864 INFO L858 garLoopResultBuilder]: For program point L3191(lines 3191 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,865 INFO L858 garLoopResultBuilder]: For program point L4248(lines 4248 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,865 INFO L858 garLoopResultBuilder]: For program point L549(lines 549 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,865 INFO L858 garLoopResultBuilder]: For program point L2664(lines 2664 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,865 INFO L858 garLoopResultBuilder]: For program point L2401(lines 2401 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,865 INFO L858 garLoopResultBuilder]: For program point L2137(lines 2137 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,865 INFO L858 garLoopResultBuilder]: For program point L2930(lines 2930 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,865 INFO L858 garLoopResultBuilder]: For program point L3723(lines 3723 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,866 INFO L858 garLoopResultBuilder]: For program point L1609(lines 1609 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,866 INFO L858 garLoopResultBuilder]: For program point L3459(lines 3459 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,866 INFO L858 garLoopResultBuilder]: For program point L3988(lines 3988 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,866 INFO L858 garLoopResultBuilder]: For program point L817(lines 817 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,866 INFO L858 garLoopResultBuilder]: For program point L4517(lines 4517 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,866 INFO L858 garLoopResultBuilder]: For program point L1346(lines 1346 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,866 INFO L858 garLoopResultBuilder]: For program point L1082(lines 1082 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,867 INFO L858 garLoopResultBuilder]: For program point L290(lines 290 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,867 INFO L858 garLoopResultBuilder]: For program point L1876(lines 1876 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,867 INFO L858 garLoopResultBuilder]: For program point L4255(lines 4255 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,867 INFO L858 garLoopResultBuilder]: For program point L3198(lines 3198 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,867 INFO L858 garLoopResultBuilder]: For program point L556(lines 556 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,867 INFO L858 garLoopResultBuilder]: For program point L2142(lines 2142 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,867 INFO L858 garLoopResultBuilder]: For program point L2671(lines 2671 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,868 INFO L858 garLoopResultBuilder]: For program point L1615(lines 1615 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,868 INFO L858 garLoopResultBuilder]: For program point L1351(lines 1351 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,868 INFO L858 garLoopResultBuilder]: For program point L1087(lines 1087 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,868 INFO L858 garLoopResultBuilder]: For program point L2937(lines 2937 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,868 INFO L858 garLoopResultBuilder]: For program point L3730(lines 3730 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,868 INFO L858 garLoopResultBuilder]: For program point L4523(lines 4523 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,869 INFO L858 garLoopResultBuilder]: For program point L3466(lines 3466 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,869 INFO L858 garLoopResultBuilder]: For program point L2409(lines 2409 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,869 INFO L858 garLoopResultBuilder]: For program point L2145(lines 2145 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,869 INFO L858 garLoopResultBuilder]: For program point L3995(lines 3995 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,869 INFO L858 garLoopResultBuilder]: For program point L1881(lines 1881 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,869 INFO L858 garLoopResultBuilder]: For program point L824(lines 824 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,869 INFO L858 garLoopResultBuilder]: For program point L297(lines 297 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,870 INFO L858 garLoopResultBuilder]: For program point L3204(lines 3204 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,870 INFO L858 garLoopResultBuilder]: For program point L4261(lines 4261 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,870 INFO L858 garLoopResultBuilder]: For program point L3999(lines 3999 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,870 INFO L858 garLoopResultBuilder]: For program point L2678(lines 2678 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,870 INFO L858 garLoopResultBuilder]: For program point L564(lines 564 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,870 INFO L858 garLoopResultBuilder]: For program point L2414(lines 2414 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,870 INFO L858 garLoopResultBuilder]: For program point L3736(lines 3736 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,871 INFO L858 garLoopResultBuilder]: For program point L1622(lines 1622 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,871 INFO L858 garLoopResultBuilder]: For program point L3472(lines 3472 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,871 INFO L858 garLoopResultBuilder]: For program point L1358(lines 1358 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,871 INFO L858 garLoopResultBuilder]: For program point L1094(lines 1094 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,871 INFO L858 garLoopResultBuilder]: For program point L2151(lines 2151 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,871 INFO L858 garLoopResultBuilder]: For program point L2944(lines 2944 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,872 INFO L858 garLoopResultBuilder]: For program point L4530(lines 4530 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,872 INFO L858 garLoopResultBuilder]: For program point L3209(lines 3209 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,872 INFO L858 garLoopResultBuilder]: For program point L1888(lines 1888 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,872 INFO L858 garLoopResultBuilder]: For program point L832(lines 832 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,872 INFO L858 garLoopResultBuilder]: For program point L1361(lines 1361 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,872 INFO L858 garLoopResultBuilder]: For program point L304(lines 304 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,872 INFO L858 garLoopResultBuilder]: For program point L4268(lines 4268 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,873 INFO L858 garLoopResultBuilder]: For program point L2419(lines 2419 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,873 INFO L858 garLoopResultBuilder]: For program point L3741(lines 3741 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,873 INFO L858 garLoopResultBuilder]: For program point L570(lines 570 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,873 INFO L858 garLoopResultBuilder]: For program point L2685(lines 2685 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,873 INFO L858 garLoopResultBuilder]: For program point L4535(lines 4535 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,873 INFO L858 garLoopResultBuilder]: For program point L3214(lines 3214 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,873 INFO L858 garLoopResultBuilder]: For program point L1100(lines 1100 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,874 INFO L858 garLoopResultBuilder]: For program point L2950(lines 2950 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,874 INFO L858 garLoopResultBuilder]: For program point L4007(lines 4007 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,874 INFO L858 garLoopResultBuilder]: For program point L1629(lines 1629 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,874 INFO L858 garLoopResultBuilder]: For program point L2158(lines 2158 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,874 INFO L858 garLoopResultBuilder]: For program point L1894(lines 1894 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,874 INFO L858 garLoopResultBuilder]: For program point L3480(lines 3480 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,875 INFO L858 garLoopResultBuilder]: For program point L2423(lines 2423 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,875 INFO L858 garLoopResultBuilder]: For program point L574(lines 574 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,875 INFO L858 garLoopResultBuilder]: For program point L839(lines 839 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,875 INFO L858 garLoopResultBuilder]: For program point L1368(lines 1368 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,875 INFO L858 garLoopResultBuilder]: For program point L4275(lines 4275 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,875 INFO L858 garLoopResultBuilder]: For program point L4540(lines 4540 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,875 INFO L858 garLoopResultBuilder]: For program point L312(lines 312 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,876 INFO L858 garLoopResultBuilder]: For program point L3219(lines 3219 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,876 INFO L858 garLoopResultBuilder]: For program point L2955(lines 2955 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,876 INFO L858 garLoopResultBuilder]: For program point L3748(lines 3748 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,876 INFO L858 garLoopResultBuilder]: For program point L2691(lines 2691 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,876 INFO L858 garLoopResultBuilder]: For program point L2427(lines 2427 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,876 INFO L858 garLoopResultBuilder]: For program point L1899(lines 1899 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,877 INFO L858 garLoopResultBuilder]: For program point L2164(lines 2164 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,877 INFO L858 garLoopResultBuilder]: For program point L1107(lines 1107 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,877 INFO L858 garLoopResultBuilder]: For program point L50(lines 50 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,877 INFO L858 garLoopResultBuilder]: For program point L4014(lines 4014 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,877 INFO L858 garLoopResultBuilder]: For program point L1636(lines 1636 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,877 INFO L858 garLoopResultBuilder]: For program point L3486(lines 3486 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,877 INFO L858 garLoopResultBuilder]: For program point L845(lines 845 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,878 INFO L858 garLoopResultBuilder]: For program point L4545(lines 4545 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,878 INFO L858 garLoopResultBuilder]: For program point L317(lines 317 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,878 INFO L858 garLoopResultBuilder]: For program point L2960(lines 2960 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,878 INFO L858 garLoopResultBuilder]: For program point L3753(lines 3753 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,878 INFO L858 garLoopResultBuilder]: For program point L582(lines 582 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,878 INFO L858 garLoopResultBuilder]: For program point L1375(lines 1375 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,879 INFO L858 garLoopResultBuilder]: For program point L4282(lines 4282 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,879 INFO L858 garLoopResultBuilder]: For program point L1905(lines 1905 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,879 INFO L858 garLoopResultBuilder]: For program point L2698(lines 2698 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,879 INFO L858 garLoopResultBuilder]: For program point L2434(lines 2434 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,879 INFO L858 garLoopResultBuilder]: For program point L2170(lines 2170 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,879 INFO L858 garLoopResultBuilder]: For program point L3227(lines 3227 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,879 INFO L858 garLoopResultBuilder]: For program point L1113(lines 1113 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,880 INFO L858 garLoopResultBuilder]: For program point L57(lines 57 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,880 INFO L858 garLoopResultBuilder]: For program point L4021(lines 4021 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,880 INFO L858 garLoopResultBuilder]: For program point L850(lines 850 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,880 INFO L858 garLoopResultBuilder]: For program point L1643(lines 1643 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,880 INFO L858 garLoopResultBuilder]: For program point L3493(lines 3493 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,880 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-19 14:37:58,881 INFO L858 garLoopResultBuilder]: For program point L2966(lines 2966 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,881 INFO L858 garLoopResultBuilder]: For program point L1909(lines 1909 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,881 INFO L858 garLoopResultBuilder]: For program point L4552(lines 4552 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,881 INFO L858 garLoopResultBuilder]: For program point L324(lines 324 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,881 INFO L858 garLoopResultBuilder]: For program point L4288(lines 4288 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,882 INFO L854 garLoopResultBuilder]: At program point L4817(lines 4084 4818) the Hoare annotation is: (let ((.cse4 (= ~a25~0 1)) (.cse6 (= ~a1~0 1)) (.cse8 (= ~a4~0 17)) (.cse9 (<= ~a4~0 17)) (.cse11 (<= 17 ~a4~0)) (.cse7 (= ~a7~0 1)) (.cse1 (<= ~a3~0 0)) (.cse10 (= ~a14~0 18)) (.cse3 (= ~a7~0 0)) (.cse12 (= ~a4~0 18)) (.cse0 (<= 19 ~a14~0)) (.cse2 (= 16 ~a4~0)) (.cse5 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 20 ~a14~0) .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse10 .cse2 .cse5) (and .cse9 .cse1 .cse10 .cse11 .cse7) (and .cse10 .cse5 .cse7 .cse12) (and .cse4 .cse10 .cse3 .cse5 .cse6 .cse8) (and .cse4 .cse0 .cse3 .cse5 .cse6 .cse8) (and .cse9 .cse4 .cse10 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse7 .cse12) (and .cse9 .cse0 .cse1 .cse11 .cse7) (and .cse9 .cse1 .cse10 .cse11 .cse3) (and .cse9 .cse0 .cse1 .cse11 .cse3) (and .cse0 .cse1 .cse2 .cse7) (and .cse1 .cse10 .cse7 .cse12) (and .cse0 .cse5 .cse7 .cse12) (and .cse0 .cse3 .cse5 .cse12) (and .cse1 .cse10 .cse2 .cse7) (and .cse0 .cse1 .cse3 .cse12) (and .cse1 .cse10 .cse2 .cse3) (and .cse10 .cse3 .cse5 .cse12) (and .cse1 .cse10 .cse3 .cse12) (and .cse0 .cse2 .cse5))) [2021-11-19 14:37:58,882 INFO L858 garLoopResultBuilder]: For program point L589(lines 589 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,883 INFO L854 garLoopResultBuilder]: At program point L1382(lines 49 1383) the Hoare annotation is: (let ((.cse9 (<= ~a4~0 17)) (.cse11 (<= 17 ~a4~0)) (.cse4 (= ~a25~0 1)) (.cse6 (= ~a1~0 1)) (.cse8 (= ~a4~0 17)) (.cse7 (= ~a7~0 1)) (.cse1 (<= ~a3~0 0)) (.cse10 (= ~a14~0 18)) (.cse3 (= ~a7~0 0)) (.cse12 (= ~a4~0 18)) (.cse0 (<= 19 ~a14~0)) (.cse2 (= 16 ~a4~0)) (.cse5 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 20 ~a14~0) .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse10 .cse2 .cse5) (and .cse9 .cse1 .cse10 .cse11 .cse7) (and .cse10 .cse5 .cse7 .cse12) (and .cse4 .cse10 .cse3 .cse5 .cse6 .cse8) (and .cse4 .cse0 .cse3 .cse5 .cse6 .cse8) (and .cse9 .cse4 .cse10 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse7 .cse12) (and .cse9 .cse0 .cse1 .cse11 .cse7) (and .cse9 .cse1 .cse10 .cse11 .cse3) (and .cse9 .cse0 .cse1 .cse11 .cse3) (and .cse4 (= 19 ~a14~0) (or (= |ULTIMATE.start_calculate_output_~input#1| 6) (= |ULTIMATE.start_calculate_output_~input#1| 2) (= |ULTIMATE.start_calculate_output_~input#1| 3) (= |ULTIMATE.start_calculate_output_~input#1| 4) (= |ULTIMATE.start_calculate_output_~input#1| 5)) (= ~a28~0 17) .cse5 .cse6 .cse7 (= 19 ~a26~0) .cse8) (and .cse0 .cse1 .cse2 .cse7) (and .cse1 .cse10 .cse7 .cse12) (and .cse0 .cse5 .cse7 .cse12) (and .cse0 .cse3 .cse5 .cse12) (and .cse1 .cse10 .cse2 .cse7) (and .cse0 .cse1 .cse3 .cse12) (and .cse1 .cse10 .cse2 .cse3) (and .cse10 .cse3 .cse5 .cse12) (and .cse1 .cse10 .cse3 .cse12) (and .cse0 .cse2 .cse5))) [2021-11-19 14:37:58,883 INFO L858 garLoopResultBuilder]: For program point L1118(lines 1118 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,883 INFO L858 garLoopResultBuilder]: For program point L3761(lines 3761 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,883 INFO L858 garLoopResultBuilder]: For program point L2176(lines 2176 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,883 INFO L858 garLoopResultBuilder]: For program point L3233(lines 3233 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,883 INFO L858 garLoopResultBuilder]: For program point L62(lines 62 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,884 INFO L858 garLoopResultBuilder]: For program point L1912(lines 1912 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,884 INFO L858 garLoopResultBuilder]: For program point L855(lines 855 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,884 INFO L858 garLoopResultBuilder]: For program point L2441(lines 2441 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,884 INFO L858 garLoopResultBuilder]: For program point L2706(lines 2706 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,884 INFO L861 garLoopResultBuilder]: At program point L4820(lines 4820 4837) the Hoare annotation is: true [2021-11-19 14:37:58,884 INFO L858 garLoopResultBuilder]: For program point L4028(lines 4028 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,884 INFO L858 garLoopResultBuilder]: For program point L2971(lines 2971 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,885 INFO L858 garLoopResultBuilder]: For program point L1650(lines 1650 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,885 INFO L858 garLoopResultBuilder]: For program point L3500(lines 3500 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,885 INFO L858 garLoopResultBuilder]: For program point L1386(lines 1386 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,885 INFO L858 garLoopResultBuilder]: For program point L329(lines 329 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,885 INFO L858 garLoopResultBuilder]: For program point L4294(lines 4294 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,885 INFO L858 garLoopResultBuilder]: For program point L595(lines 595 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,886 INFO L858 garLoopResultBuilder]: For program point L4559(lines 4559 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,886 INFO L858 garLoopResultBuilder]: For program point L1124(lines 1124 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,886 INFO L858 garLoopResultBuilder]: For program point L1917(lines 1917 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,886 INFO L858 garLoopResultBuilder]: For program point L1653(lines 1653 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,886 INFO L858 garLoopResultBuilder]: For program point L2446(lines 2446 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,886 INFO L858 garLoopResultBuilder]: For program point L3239(lines 3239 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,886 INFO L858 garLoopResultBuilder]: For program point L68(lines 68 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,887 INFO L858 garLoopResultBuilder]: For program point L861(lines 861 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,887 INFO L858 garLoopResultBuilder]: For program point L3768(lines 3768 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,887 INFO L858 garLoopResultBuilder]: For program point L333(lines 333 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,887 INFO L858 garLoopResultBuilder]: For program point L2183(lines 2183 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,887 INFO L858 garLoopResultBuilder]: For program point L2976(lines 2976 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,887 INFO L858 garLoopResultBuilder]: For program point L2712(lines 2712 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,888 INFO L854 garLoopResultBuilder]: At program point L4826-2(lines 4826 4836) the Hoare annotation is: (let ((.cse9 (<= ~a4~0 17)) (.cse11 (<= 17 ~a4~0)) (.cse4 (= ~a25~0 1)) (.cse13 (= 19 ~a14~0)) (.cse6 (= ~a1~0 1)) (.cse7 (= ~a7~0 1)) (.cse8 (= ~a4~0 17)) (.cse1 (<= ~a3~0 0)) (.cse10 (= ~a14~0 18)) (.cse3 (= ~a7~0 0)) (.cse12 (= ~a4~0 18)) (.cse0 (<= 19 ~a14~0)) (.cse2 (= 16 ~a4~0)) (.cse5 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 20 ~a14~0) .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse10 .cse2 .cse5) (and .cse9 .cse1 .cse10 .cse11 .cse7) (and .cse10 .cse5 .cse7 .cse12) (and .cse4 .cse10 .cse3 .cse5 .cse6 .cse8) (and .cse4 .cse0 .cse3 .cse5 .cse6 .cse8) (and .cse9 .cse4 .cse10 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse7 .cse12) (and .cse9 .cse0 .cse1 .cse11 .cse7) (and .cse9 .cse1 .cse10 .cse11 .cse3) (and .cse9 .cse0 .cse1 .cse11 .cse3) (and .cse4 .cse13 (or (= |ULTIMATE.start_calculate_output_~input#1| 6) (= |ULTIMATE.start_calculate_output_~input#1| 2) (= |ULTIMATE.start_calculate_output_~input#1| 3) (= |ULTIMATE.start_calculate_output_~input#1| 4) (= |ULTIMATE.start_calculate_output_~input#1| 5)) (= ~a28~0 17) .cse5 .cse6 .cse7 (= 19 ~a26~0) .cse8) (and .cse0 .cse1 .cse2 .cse7) (and .cse1 .cse10 .cse7 .cse12) (and .cse0 .cse5 .cse7 .cse12) (and .cse0 .cse3 .cse5 .cse12) (and .cse1 .cse10 .cse2 .cse7) (and .cse0 .cse1 .cse3 .cse12) (and .cse1 .cse10 .cse2 .cse3) (and (= ~a26~0 18) .cse4 .cse13 (= ~a28~0 15) .cse5 .cse6 .cse7 .cse8) (and .cse10 .cse3 .cse5 .cse12) (and .cse1 .cse10 .cse3 .cse12) (and .cse0 .cse2 .cse5))) [2021-11-19 14:37:58,888 INFO L858 garLoopResultBuilder]: For program point L3505(lines 3505 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,888 INFO L858 garLoopResultBuilder]: For program point L4034(lines 4034 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,888 INFO L858 garLoopResultBuilder]: For program point L1392(lines 1392 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,889 INFO L858 garLoopResultBuilder]: For program point L4299(lines 4299 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,889 INFO L858 garLoopResultBuilder]: For program point L1658(lines 1658 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,889 INFO L858 garLoopResultBuilder]: For program point L4566(lines 4566 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,889 INFO L858 garLoopResultBuilder]: For program point L1131(lines 1131 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,889 INFO L858 garLoopResultBuilder]: For program point L1924(lines 1924 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,889 INFO L858 garLoopResultBuilder]: For program point L2981(lines 2981 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,889 INFO L858 garLoopResultBuilder]: For program point L4831(line 4831) no Hoare annotation was computed. [2021-11-19 14:37:58,890 INFO L858 garLoopResultBuilder]: For program point L3774(lines 3774 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,890 INFO L858 garLoopResultBuilder]: For program point L603(lines 603 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,890 INFO L858 garLoopResultBuilder]: For program point L3246(lines 3246 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,890 INFO L858 garLoopResultBuilder]: For program point L2454(lines 2454 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,890 INFO L858 garLoopResultBuilder]: For program point L1397(lines 1397 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,890 INFO L858 garLoopResultBuilder]: For program point L340(lines 340 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,891 INFO L858 garLoopResultBuilder]: For program point L2190(lines 2190 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,891 INFO L858 garLoopResultBuilder]: For program point L4304(lines 4304 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,891 INFO L858 garLoopResultBuilder]: For program point L76(lines 76 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,891 INFO L858 garLoopResultBuilder]: For program point L869(lines 869 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,891 INFO L854 garLoopResultBuilder]: At program point L2719(lines 1385 2720) the Hoare annotation is: (let ((.cse4 (= ~a25~0 1)) (.cse6 (= ~a1~0 1)) (.cse8 (= ~a4~0 17)) (.cse9 (<= ~a4~0 17)) (.cse11 (<= 17 ~a4~0)) (.cse7 (= ~a7~0 1)) (.cse1 (<= ~a3~0 0)) (.cse10 (= ~a14~0 18)) (.cse3 (= ~a7~0 0)) (.cse12 (= ~a4~0 18)) (.cse0 (<= 19 ~a14~0)) (.cse2 (= 16 ~a4~0)) (.cse5 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 20 ~a14~0) .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse10 .cse2 .cse5) (and .cse9 .cse1 .cse10 .cse11 .cse7) (and .cse10 .cse5 .cse7 .cse12) (and .cse4 .cse10 .cse3 .cse5 .cse6 .cse8) (and .cse4 .cse0 .cse3 .cse5 .cse6 .cse8) (and .cse9 .cse4 .cse10 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse7 .cse12) (and .cse9 .cse0 .cse1 .cse11 .cse7) (and .cse9 .cse1 .cse10 .cse11 .cse3) (and .cse9 .cse0 .cse1 .cse11 .cse3) (and .cse0 .cse1 .cse2 .cse7) (and .cse1 .cse10 .cse7 .cse12) (and .cse0 .cse5 .cse7 .cse12) (and .cse0 .cse3 .cse5 .cse12) (and .cse1 .cse10 .cse2 .cse7) (and .cse0 .cse1 .cse3 .cse12) (and .cse1 .cse10 .cse2 .cse3) (and .cse10 .cse3 .cse5 .cse12) (and .cse1 .cse10 .cse3 .cse12) (and .cse0 .cse2 .cse5))) [2021-11-19 14:37:58,892 INFO L858 garLoopResultBuilder]: For program point L3512(lines 3512 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,892 INFO L858 garLoopResultBuilder]: For program point L4041(lines 4041 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,892 INFO L858 garLoopResultBuilder]: For program point L1664(lines 1664 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,892 INFO L858 garLoopResultBuilder]: For program point L1929(lines 1929 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,892 INFO L858 garLoopResultBuilder]: For program point L872(lines 872 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,892 INFO L858 garLoopResultBuilder]: For program point L3779(lines 3779 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,892 INFO L858 garLoopResultBuilder]: For program point L2723(lines 2723 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,893 INFO L858 garLoopResultBuilder]: For program point L4573(lines 4573 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,893 INFO L858 garLoopResultBuilder]: For program point L1402(lines 1402 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,893 INFO L858 garLoopResultBuilder]: For program point L2459(lines 2459 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,893 INFO L858 garLoopResultBuilder]: For program point L3252(lines 3252 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,893 INFO L858 garLoopResultBuilder]: For program point L1138(lines 1138 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,893 INFO L858 garLoopResultBuilder]: For program point L2988(lines 2988 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,894 INFO L858 garLoopResultBuilder]: For program point L610(lines 610 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,894 INFO L858 garLoopResultBuilder]: For program point L4310(lines 4310 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,894 INFO L858 garLoopResultBuilder]: For program point L2196(lines 2196 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,894 INFO L858 garLoopResultBuilder]: For program point L82(lines 82 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,894 INFO L858 garLoopResultBuilder]: For program point L1404(lines 1404 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,894 INFO L858 garLoopResultBuilder]: For program point L347(lines 347 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,895 INFO L858 garLoopResultBuilder]: For program point L3519(lines 3519 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,895 INFO L858 garLoopResultBuilder]: For program point L4048(lines 4048 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,895 INFO L858 garLoopResultBuilder]: For program point L2992(lines 2992 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,895 INFO L858 garLoopResultBuilder]: For program point L878(lines 878 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,895 INFO L858 garLoopResultBuilder]: For program point L3785(lines 3785 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,895 INFO L858 garLoopResultBuilder]: For program point L1671(lines 1671 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,895 INFO L858 garLoopResultBuilder]: For program point L1407(lines 1407 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,896 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-19 14:37:58,896 INFO L858 garLoopResultBuilder]: For program point L1143(lines 1143 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,896 INFO L858 garLoopResultBuilder]: For program point L1936(lines 1936 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,896 INFO L858 garLoopResultBuilder]: For program point L2729(lines 2729 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,896 INFO L858 garLoopResultBuilder]: For program point L2466(lines 2466 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,896 INFO L858 garLoopResultBuilder]: For program point L4580(lines 4580 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,897 INFO L858 garLoopResultBuilder]: For program point L4316(lines 4316 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,897 INFO L858 garLoopResultBuilder]: For program point L617(lines 617 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,897 INFO L858 garLoopResultBuilder]: For program point L3260(lines 3260 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,897 INFO L858 garLoopResultBuilder]: For program point L2203(lines 2203 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,897 INFO L858 garLoopResultBuilder]: For program point L90(lines 90 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,897 INFO L858 garLoopResultBuilder]: For program point L1676(lines 1676 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,897 INFO L858 garLoopResultBuilder]: For program point L1412(lines 1412 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,898 INFO L858 garLoopResultBuilder]: For program point L355(lines 355 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,898 INFO L858 garLoopResultBuilder]: For program point L4055(lines 4055 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,898 INFO L858 garLoopResultBuilder]: For program point L2470(lines 2470 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,898 INFO L858 garLoopResultBuilder]: For program point L3527(lines 3527 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,898 INFO L858 garLoopResultBuilder]: For program point L2999(lines 2999 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,898 INFO L858 garLoopResultBuilder]: For program point L3792(lines 3792 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,899 INFO L858 garLoopResultBuilder]: For program point L4585(lines 4585 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,899 INFO L858 garLoopResultBuilder]: For program point L1150(lines 1150 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,899 INFO L858 garLoopResultBuilder]: For program point L1943(lines 1943 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,899 INFO L858 garLoopResultBuilder]: For program point L886(lines 886 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,899 INFO L858 garLoopResultBuilder]: For program point L2736(lines 2736 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,899 INFO L858 garLoopResultBuilder]: For program point L4323(lines 4323 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,899 INFO L858 garLoopResultBuilder]: For program point L3266(lines 3266 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,900 INFO L858 garLoopResultBuilder]: For program point L95(lines 95 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,900 INFO L858 garLoopResultBuilder]: For program point L624(lines 624 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,900 INFO L858 garLoopResultBuilder]: For program point L2210(lines 2210 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,900 INFO L858 garLoopResultBuilder]: For program point L1682(lines 1682 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,900 INFO L858 garLoopResultBuilder]: For program point L1418(lines 1418 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,901 INFO L858 garLoopResultBuilder]: For program point L362(lines 362 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,901 INFO L858 garLoopResultBuilder]: For program point L1155(lines 1155 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,901 INFO L858 garLoopResultBuilder]: For program point L4062(lines 4062 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,901 INFO L858 garLoopResultBuilder]: For program point L2741(lines 2741 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,901 INFO L858 garLoopResultBuilder]: For program point L3534(lines 3534 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,901 INFO L858 garLoopResultBuilder]: For program point L2477(lines 2477 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,901 INFO L858 garLoopResultBuilder]: For program point L3006(lines 3006 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,902 INFO L858 garLoopResultBuilder]: For program point L3799(lines 3799 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,902 INFO L858 garLoopResultBuilder]: For program point L1950(lines 1950 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,902 INFO L858 garLoopResultBuilder]: For program point L4593(lines 4593 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,902 INFO L858 garLoopResultBuilder]: For program point L2215(lines 2215 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,902 INFO L858 garLoopResultBuilder]: For program point L894(lines 894 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,902 INFO L858 garLoopResultBuilder]: For program point L630(lines 630 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,903 INFO L858 garLoopResultBuilder]: For program point L4330(lines 4330 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,903 INFO L858 garLoopResultBuilder]: For program point L3273(lines 3273 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,903 INFO L858 garLoopResultBuilder]: For program point L102(lines 102 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,903 INFO L858 garLoopResultBuilder]: For program point L1688(lines 1688 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,903 INFO L858 garLoopResultBuilder]: For program point L1425(lines 1425 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,903 INFO L858 garLoopResultBuilder]: For program point L3804(lines 3804 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,903 INFO L858 garLoopResultBuilder]: For program point L2483(lines 2483 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,904 INFO L858 garLoopResultBuilder]: For program point L369(lines 369 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,904 INFO L858 garLoopResultBuilder]: For program point L3276(lines 3276 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,904 INFO L858 garLoopResultBuilder]: For program point L4069(lines 4069 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,904 INFO L858 garLoopResultBuilder]: For program point L2748(lines 2748 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,904 INFO L858 garLoopResultBuilder]: For program point L3541(lines 3541 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,904 INFO L858 garLoopResultBuilder]: For program point L1163(lines 1163 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,905 INFO L858 garLoopResultBuilder]: For program point L635(lines 635 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,905 INFO L858 garLoopResultBuilder]: For program point L3014(lines 3014 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,905 INFO L858 garLoopResultBuilder]: For program point L2486(lines 2486 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,905 INFO L858 garLoopResultBuilder]: For program point L4600(lines 4600 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,905 INFO L858 garLoopResultBuilder]: For program point L2222(lines 2222 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,905 INFO L858 garLoopResultBuilder]: For program point L4336(lines 4336 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,905 INFO L858 garLoopResultBuilder]: For program point L1958(lines 1958 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,906 INFO L858 garLoopResultBuilder]: For program point L901(lines 901 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,906 INFO L858 garLoopResultBuilder]: For program point L109(lines 109 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,906 INFO L858 garLoopResultBuilder]: For program point L4602(lines 4602 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,906 INFO L858 garLoopResultBuilder]: For program point L1431(lines 1431 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,906 INFO L858 garLoopResultBuilder]: For program point L3281(lines 3281 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,906 INFO L858 garLoopResultBuilder]: For program point L4074(lines 4074 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,907 INFO L858 garLoopResultBuilder]: For program point L1696(lines 1696 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,907 INFO L858 garLoopResultBuilder]: For program point L2753(lines 2753 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,907 INFO L858 garLoopResultBuilder]: For program point L3811(lines 3811 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,907 INFO L858 garLoopResultBuilder]: For program point L641(lines 641 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,907 INFO L858 garLoopResultBuilder]: For program point L3548(lines 3548 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,907 INFO L858 garLoopResultBuilder]: For program point L377(lines 377 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,907 INFO L858 garLoopResultBuilder]: For program point L1170(lines 1170 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,908 INFO L858 garLoopResultBuilder]: For program point L3020(lines 3020 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,908 INFO L858 garLoopResultBuilder]: For program point L2492(lines 2492 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,908 INFO L858 garLoopResultBuilder]: For program point L3285(lines 3285 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,908 INFO L858 garLoopResultBuilder]: For program point L907(lines 907 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,908 INFO L858 garLoopResultBuilder]: For program point L4607(lines 4607 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,908 INFO L858 garLoopResultBuilder]: For program point L2229(lines 2229 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,909 INFO L858 garLoopResultBuilder]: For program point L115(lines 115 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,909 INFO L858 garLoopResultBuilder]: For program point L1965(lines 1965 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,909 INFO L858 garLoopResultBuilder]: For program point L4344(lines 4344 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,909 INFO L858 garLoopResultBuilder]: For program point L3816(lines 3816 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,909 INFO L858 garLoopResultBuilder]: For program point L645(lines 645 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,909 INFO L858 garLoopResultBuilder]: For program point L1438(lines 1438 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,910 INFO L854 garLoopResultBuilder]: At program point L4081(lines 2722 4082) the Hoare annotation is: (let ((.cse4 (= ~a25~0 1)) (.cse6 (= ~a1~0 1)) (.cse8 (= ~a4~0 17)) (.cse9 (<= ~a4~0 17)) (.cse11 (<= 17 ~a4~0)) (.cse7 (= ~a7~0 1)) (.cse1 (<= ~a3~0 0)) (.cse10 (= ~a14~0 18)) (.cse3 (= ~a7~0 0)) (.cse12 (= ~a4~0 18)) (.cse0 (<= 19 ~a14~0)) (.cse2 (= 16 ~a4~0)) (.cse5 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 20 ~a14~0) .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse10 .cse2 .cse5) (and .cse9 .cse1 .cse10 .cse11 .cse7) (and .cse10 .cse5 .cse7 .cse12) (and .cse4 .cse10 .cse3 .cse5 .cse6 .cse8) (and .cse4 .cse0 .cse3 .cse5 .cse6 .cse8) (and .cse9 .cse4 .cse10 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse7 .cse12) (and .cse9 .cse0 .cse1 .cse11 .cse7) (and .cse9 .cse1 .cse10 .cse11 .cse3) (and .cse9 .cse0 .cse1 .cse11 .cse3) (and .cse0 .cse1 .cse2 .cse7) (and .cse1 .cse10 .cse7 .cse12) (and .cse0 .cse5 .cse7 .cse12) (and .cse0 .cse3 .cse5 .cse12) (and .cse1 .cse10 .cse2 .cse7) (and .cse0 .cse1 .cse3 .cse12) (and .cse1 .cse10 .cse2 .cse3) (and .cse10 .cse3 .cse5 .cse12) (and .cse1 .cse10 .cse3 .cse12) (and .cse0 .cse2 .cse5))) [2021-11-19 14:37:58,910 INFO L858 garLoopResultBuilder]: For program point L2760(lines 2760 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,910 INFO L858 garLoopResultBuilder]: For program point L382(lines 382 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,910 INFO L858 garLoopResultBuilder]: For program point L1704(lines 1704 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,910 INFO L858 garLoopResultBuilder]: For program point L3554(lines 3554 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,910 INFO L858 garLoopResultBuilder]: For program point L1176(lines 1176 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,911 INFO L858 garLoopResultBuilder]: For program point L2498(lines 2498 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,911 INFO L858 garLoopResultBuilder]: For program point L4612(lines 4612 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,911 INFO L858 garLoopResultBuilder]: For program point L3291(lines 3291 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,911 INFO L858 garLoopResultBuilder]: For program point L3027(lines 3027 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,911 INFO L858 garLoopResultBuilder]: For program point L649(lines 649 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,911 INFO L858 garLoopResultBuilder]: For program point L2235(lines 2235 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,912 INFO L858 garLoopResultBuilder]: For program point L4085(lines 4085 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,912 INFO L858 garLoopResultBuilder]: For program point L1971(lines 1971 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,912 INFO L858 garLoopResultBuilder]: For program point L914(lines 914 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,912 INFO L858 garLoopResultBuilder]: For program point L122(lines 122 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,912 INFO L858 garLoopResultBuilder]: For program point L3822(lines 3822 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,912 INFO L858 garLoopResultBuilder]: For program point L1444(lines 1444 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,913 INFO L858 garLoopResultBuilder]: For program point L387(lines 387 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,913 INFO L858 garLoopResultBuilder]: For program point L4351(lines 4351 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,913 INFO L858 garLoopResultBuilder]: For program point L2766(lines 2766 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,913 INFO L858 garLoopResultBuilder]: For program point L3031(lines 3031 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,913 INFO L858 garLoopResultBuilder]: For program point L1710(lines 1710 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,913 INFO L858 garLoopResultBuilder]: For program point L2503(lines 2503 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,914 INFO L858 garLoopResultBuilder]: For program point L3561(lines 3561 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,914 INFO L858 garLoopResultBuilder]: For program point L2240(lines 2240 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,914 INFO L858 garLoopResultBuilder]: For program point L126(lines 126 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,914 INFO L858 garLoopResultBuilder]: For program point L4090(lines 4090 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,914 INFO L858 garLoopResultBuilder]: For program point L919(lines 919 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,914 INFO L858 garLoopResultBuilder]: For program point L655(lines 655 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,914 INFO L858 garLoopResultBuilder]: For program point L3298(lines 3298 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,915 INFO L858 garLoopResultBuilder]: For program point L1184(lines 1184 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,915 INFO L858 garLoopResultBuilder]: For program point L2770(lines 2770 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,915 INFO L858 garLoopResultBuilder]: For program point L4620(lines 4620 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,915 INFO L858 garLoopResultBuilder]: For program point L1450(lines 1450 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,915 INFO L858 garLoopResultBuilder]: For program point L393(lines 393 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,915 INFO L858 garLoopResultBuilder]: For program point L4357(lines 4357 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,916 INFO L858 garLoopResultBuilder]: For program point L1979(lines 1979 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,916 INFO L858 garLoopResultBuilder]: For program point L1715(lines 1715 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,916 INFO L858 garLoopResultBuilder]: For program point L3830(lines 3830 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,916 INFO L858 garLoopResultBuilder]: For program point L3566(lines 3566 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,916 INFO L858 garLoopResultBuilder]: For program point L2245(lines 2245 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,916 INFO L858 garLoopResultBuilder]: For program point L131(lines 131 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,917 INFO L858 garLoopResultBuilder]: For program point L3038(lines 3038 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,917 INFO L858 garLoopResultBuilder]: For program point L2510(lines 2510 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,917 INFO L858 garLoopResultBuilder]: For program point L4096(lines 4096 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,917 INFO L858 garLoopResultBuilder]: For program point L2775(lines 2775 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,917 INFO L858 garLoopResultBuilder]: For program point L3304(lines 3304 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,917 INFO L858 garLoopResultBuilder]: For program point L1983(lines 1983 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,917 INFO L858 garLoopResultBuilder]: For program point L926(lines 926 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,918 INFO L858 garLoopResultBuilder]: For program point L662(lines 662 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,918 INFO L858 garLoopResultBuilder]: For program point L1455(lines 1455 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,918 INFO L858 garLoopResultBuilder]: For program point L398(lines 398 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,918 INFO L858 garLoopResultBuilder]: For program point L4362(lines 4362 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,918 INFO L858 garLoopResultBuilder]: For program point L1191(lines 1191 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,918 INFO L858 garLoopResultBuilder]: For program point L1720(lines 1720 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,919 INFO L858 garLoopResultBuilder]: For program point L4627(lines 4627 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,919 INFO L858 garLoopResultBuilder]: For program point L2249(lines 2249 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,919 INFO L858 garLoopResultBuilder]: For program point L3837(lines 3837 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,919 INFO L858 garLoopResultBuilder]: For program point L3573(lines 3573 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,919 INFO L858 garLoopResultBuilder]: For program point L4366(lines 4366 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,919 INFO L858 garLoopResultBuilder]: For program point L3309(lines 3309 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,920 INFO L858 garLoopResultBuilder]: For program point L138(lines 138 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,920 INFO L858 garLoopResultBuilder]: For program point L3045(lines 3045 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,920 INFO L858 garLoopResultBuilder]: For program point L1460(lines 1460 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,920 INFO L858 garLoopResultBuilder]: For program point L2517(lines 2517 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,920 INFO L858 garLoopResultBuilder]: For program point L403(lines 403 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,920 INFO L858 garLoopResultBuilder]: For program point L1196(lines 1196 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,921 INFO L858 garLoopResultBuilder]: For program point L2782(lines 2782 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,921 INFO L858 garLoopResultBuilder]: For program point L4104(lines 4104 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,921 INFO L858 garLoopResultBuilder]: For program point L1990(lines 1990 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,921 INFO L858 garLoopResultBuilder]: For program point L934(lines 934 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,921 INFO L858 garLoopResultBuilder]: For program point L1727(lines 1727 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,921 INFO L858 garLoopResultBuilder]: For program point L670(lines 670 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,921 INFO L858 garLoopResultBuilder]: For program point L2256(lines 2256 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,922 INFO L858 garLoopResultBuilder]: For program point L3050(lines 3050 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,922 INFO L858 garLoopResultBuilder]: For program point L1465(lines 1465 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,922 INFO L858 garLoopResultBuilder]: For program point L3315(lines 3315 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,922 INFO L858 garLoopResultBuilder]: For program point L4372(lines 4372 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,922 INFO L858 garLoopResultBuilder]: For program point L1201(lines 1201 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,922 INFO L858 garLoopResultBuilder]: For program point L3844(lines 3844 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,923 INFO L858 garLoopResultBuilder]: For program point L3580(lines 3580 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,923 INFO L858 garLoopResultBuilder]: For program point L146(lines 146 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,923 INFO L858 garLoopResultBuilder]: For program point L2789(lines 2789 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,923 INFO L858 garLoopResultBuilder]: For program point L2525(lines 2525 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,923 INFO L858 garLoopResultBuilder]: For program point L411(lines 411 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,923 INFO L858 garLoopResultBuilder]: For program point L4111(lines 4111 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,924 INFO L858 garLoopResultBuilder]: For program point L1997(lines 1997 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,924 INFO L858 garLoopResultBuilder]: For program point L676(lines 676 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,924 INFO L858 garLoopResultBuilder]: For program point L2262(lines 2262 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,924 INFO L858 garLoopResultBuilder]: For program point L941(lines 941 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,924 INFO L858 garLoopResultBuilder]: For program point L1734(lines 1734 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,924 INFO L858 garLoopResultBuilder]: For program point L3584(lines 3584 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,924 INFO L858 garLoopResultBuilder]: For program point L3320(lines 3320 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,925 INFO L858 garLoopResultBuilder]: For program point L1471(lines 1471 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,925 INFO L858 garLoopResultBuilder]: For program point L4378(lines 4378 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,925 INFO L858 garLoopResultBuilder]: For program point L1207(lines 1207 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,925 INFO L858 garLoopResultBuilder]: For program point L3057(lines 3057 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,925 INFO L858 garLoopResultBuilder]: For program point L3850(lines 3850 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,925 INFO L858 garLoopResultBuilder]: For program point L151(lines 151 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,926 INFO L858 garLoopResultBuilder]: For program point L2794(lines 2794 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,926 INFO L858 garLoopResultBuilder]: For program point L416(lines 416 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,926 INFO L858 garLoopResultBuilder]: For program point L4116(lines 4116 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,926 INFO L858 garLoopResultBuilder]: For program point L2531(lines 2531 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,926 INFO L858 garLoopResultBuilder]: For program point L946(lines 946 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,926 INFO L858 garLoopResultBuilder]: For program point L682(lines 682 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,926 INFO L858 garLoopResultBuilder]: For program point L2004(lines 2004 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,927 INFO L858 garLoopResultBuilder]: For program point L3590(lines 3590 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,927 INFO L858 garLoopResultBuilder]: For program point L2269(lines 2269 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,927 INFO L858 garLoopResultBuilder]: For program point L3062(lines 3062 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,927 INFO L858 garLoopResultBuilder]: For program point L1477(lines 1477 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,927 INFO L858 garLoopResultBuilder]: For program point L3327(lines 3327 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,927 INFO L858 garLoopResultBuilder]: For program point L4384(lines 4384 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,928 INFO L858 garLoopResultBuilder]: For program point L1213(lines 1213 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,928 INFO L858 garLoopResultBuilder]: For program point L3856(lines 3856 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,928 INFO L858 garLoopResultBuilder]: For program point L1742(lines 1742 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,928 INFO L858 garLoopResultBuilder]: For program point L157(lines 157 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,928 INFO L858 garLoopResultBuilder]: For program point L422(lines 422 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,928 INFO L858 garLoopResultBuilder]: For program point L4122(lines 4122 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,929 INFO L858 garLoopResultBuilder]: For program point L2801(lines 2801 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,929 INFO L858 garLoopResultBuilder]: For program point L2273(lines 2273 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,929 INFO L858 garLoopResultBuilder]: For program point L2009(lines 2009 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,929 INFO L858 garLoopResultBuilder]: For program point L952(lines 952 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,929 INFO L858 garLoopResultBuilder]: For program point L1481(lines 1481 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,929 INFO L858 garLoopResultBuilder]: For program point L689(lines 689 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,929 INFO L858 garLoopResultBuilder]: For program point L2539(lines 2539 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,930 INFO L858 garLoopResultBuilder]: For program point L1218(lines 1218 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,930 INFO L858 garLoopResultBuilder]: For program point L161(lines 161 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,930 INFO L858 garLoopResultBuilder]: For program point L3068(lines 3068 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,930 INFO L858 garLoopResultBuilder]: For program point L3862(lines 3862 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,930 INFO L858 garLoopResultBuilder]: For program point L1748(lines 1748 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,930 INFO L858 garLoopResultBuilder]: For program point L3598(lines 3598 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,931 INFO L858 garLoopResultBuilder]: For program point L1484(lines 1484 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,931 INFO L858 garLoopResultBuilder]: For program point L3334(lines 3334 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,931 INFO L858 garLoopResultBuilder]: For program point L2806(lines 2806 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,931 INFO L858 garLoopResultBuilder]: For program point L2278(lines 2278 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,931 INFO L858 garLoopResultBuilder]: For program point L4392(lines 4392 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,931 INFO L858 garLoopResultBuilder]: For program point L4128(lines 4128 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,932 INFO L858 garLoopResultBuilder]: For program point L429(lines 429 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,932 INFO L858 garLoopResultBuilder]: For program point L165(lines 165 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,932 INFO L858 garLoopResultBuilder]: For program point L694(lines 694 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,932 INFO L858 garLoopResultBuilder]: For program point L2016(lines 2016 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,932 INFO L858 garLoopResultBuilder]: For program point L2545(lines 2545 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,932 INFO L858 garLoopResultBuilder]: For program point L1224(lines 1224 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,932 INFO L858 garLoopResultBuilder]: For program point L960(lines 960 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,933 INFO L858 garLoopResultBuilder]: For program point L3867(lines 3867 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,933 INFO L858 garLoopResultBuilder]: For program point L3603(lines 3603 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,933 INFO L858 garLoopResultBuilder]: For program point L3075(lines 3075 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,933 INFO L858 garLoopResultBuilder]: For program point L2811(lines 2811 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,933 INFO L858 garLoopResultBuilder]: For program point L3340(lines 3340 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,933 INFO L858 garLoopResultBuilder]: For program point L4397(lines 4397 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,934 INFO L858 garLoopResultBuilder]: For program point L1755(lines 1755 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,934 INFO L858 garLoopResultBuilder]: For program point L1491(lines 1491 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,934 INFO L858 garLoopResultBuilder]: For program point L434(lines 434 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,934 INFO L858 garLoopResultBuilder]: For program point L170(lines 170 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,934 INFO L858 garLoopResultBuilder]: For program point L4135(lines 4135 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,934 INFO L858 garLoopResultBuilder]: For program point L2286(lines 2286 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,935 INFO L858 garLoopResultBuilder]: For program point L2022(lines 2022 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,935 INFO L858 garLoopResultBuilder]: For program point L701(lines 701 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,935 INFO L858 garLoopResultBuilder]: For program point L2551(lines 2551 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,935 INFO L858 garLoopResultBuilder]: For program point L966(lines 966 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,935 INFO L858 garLoopResultBuilder]: For program point L1231(lines 1231 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,935 INFO L858 garLoopResultBuilder]: For program point L3081(lines 3081 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,936 INFO L858 garLoopResultBuilder]: For program point L3874(lines 3874 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,936 INFO L858 garLoopResultBuilder]: For program point L3610(lines 3610 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,936 INFO L858 garLoopResultBuilder]: For program point L1496(lines 1496 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,936 INFO L858 garLoopResultBuilder]: For program point L2818(lines 2818 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,936 INFO L858 garLoopResultBuilder]: For program point L1761(lines 1761 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,936 INFO L858 garLoopResultBuilder]: For program point L440(lines 440 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,937 INFO L858 garLoopResultBuilder]: For program point L3347(lines 3347 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,937 INFO L858 garLoopResultBuilder]: For program point L4404(lines 4404 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,937 INFO L858 garLoopResultBuilder]: For program point L176(lines 176 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,937 INFO L858 garLoopResultBuilder]: For program point L2291(lines 2291 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,937 INFO L858 garLoopResultBuilder]: For program point L4141(lines 4141 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,937 INFO L858 garLoopResultBuilder]: For program point L3085(lines 3085 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,938 INFO L858 garLoopResultBuilder]: For program point L2029(lines 2029 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,938 INFO L858 garLoopResultBuilder]: For program point L3879(lines 3879 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,938 INFO L858 garLoopResultBuilder]: For program point L708(lines 708 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,938 INFO L858 garLoopResultBuilder]: For program point L2558(lines 2558 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,938 INFO L858 garLoopResultBuilder]: For program point L4408(lines 4408 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,938 INFO L858 garLoopResultBuilder]: For program point L1237(lines 1237 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,939 INFO L858 garLoopResultBuilder]: For program point L973(lines 973 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,939 INFO L858 garLoopResultBuilder]: For program point L3617(lines 3617 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,939 INFO L858 garLoopResultBuilder]: For program point L1503(lines 1503 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,939 INFO L858 garLoopResultBuilder]: For program point L446(lines 446 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,939 INFO L858 garLoopResultBuilder]: For program point L2825(lines 2825 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,939 INFO L858 garLoopResultBuilder]: For program point L3354(lines 3354 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,939 INFO L858 garLoopResultBuilder]: For program point L183(lines 183 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,940 INFO L858 garLoopResultBuilder]: For program point L2033(lines 2033 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,940 INFO L858 garLoopResultBuilder]: For program point L1769(lines 1769 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,940 INFO L858 garLoopResultBuilder]: For program point L2298(lines 2298 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,940 INFO L858 garLoopResultBuilder]: For program point L4148(lines 4148 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,940 INFO L858 garLoopResultBuilder]: For program point L3091(lines 3091 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,940 INFO L858 garLoopResultBuilder]: For program point L1242(lines 1242 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,941 INFO L858 garLoopResultBuilder]: For program point L978(lines 978 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,941 INFO L858 garLoopResultBuilder]: For program point L714(lines 714 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,941 INFO L858 garLoopResultBuilder]: For program point L2564(lines 2564 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,941 INFO L858 garLoopResultBuilder]: For program point L450(lines 450 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,941 INFO L858 garLoopResultBuilder]: For program point L3886(lines 3886 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,941 INFO L858 garLoopResultBuilder]: For program point L3622(lines 3622 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,942 INFO L858 garLoopResultBuilder]: For program point L4415(lines 4415 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,942 INFO L858 garLoopResultBuilder]: For program point L3359(lines 3359 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,942 INFO L858 garLoopResultBuilder]: For program point L1510(lines 1510 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,942 INFO L858 garLoopResultBuilder]: For program point L1246(lines 1246 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,942 INFO L858 garLoopResultBuilder]: For program point L2303(lines 2303 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,942 INFO L858 garLoopResultBuilder]: For program point L189(lines 189 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,943 INFO L858 garLoopResultBuilder]: For program point L2039(lines 2039 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,943 INFO L858 garLoopResultBuilder]: For program point L2832(lines 2832 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,943 INFO L858 garLoopResultBuilder]: For program point L454(lines 454 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,943 INFO L858 garLoopResultBuilder]: For program point L3097(lines 3097 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,943 INFO L858 garLoopResultBuilder]: For program point L1776(lines 1776 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,943 INFO L858 garLoopResultBuilder]: For program point L4155(lines 4155 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,944 INFO L858 garLoopResultBuilder]: For program point L457(lines 457 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,944 INFO L858 garLoopResultBuilder]: For program point L986(lines 986 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,944 INFO L858 garLoopResultBuilder]: For program point L3893(lines 3893 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,944 INFO L858 garLoopResultBuilder]: For program point L722(lines 722 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,944 INFO L858 garLoopResultBuilder]: For program point L2572(lines 2572 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,944 INFO L858 garLoopResultBuilder]: For program point L3629(lines 3629 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,944 INFO L858 garLoopResultBuilder]: For program point L3365(lines 3365 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,945 INFO L858 garLoopResultBuilder]: For program point L1516(lines 1516 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,945 INFO L858 garLoopResultBuilder]: For program point L4423(lines 4423 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,945 INFO L858 garLoopResultBuilder]: For program point L1252(lines 1252 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,945 INFO L858 garLoopResultBuilder]: For program point L2309(lines 2309 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,945 INFO L858 garLoopResultBuilder]: For program point L195(lines 195 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,945 INFO L858 garLoopResultBuilder]: For program point L3102(lines 3102 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,946 INFO L858 garLoopResultBuilder]: For program point L2045(lines 2045 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,946 INFO L858 garLoopResultBuilder]: For program point L1781(lines 1781 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,946 INFO L858 garLoopResultBuilder]: For program point L2574(lines 2574 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,946 INFO L858 garLoopResultBuilder]: For program point L2839(lines 2839 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,946 INFO L858 garLoopResultBuilder]: For program point L3897(lines 3897 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,946 INFO L858 garLoopResultBuilder]: For program point L4162(lines 4162 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,947 INFO L858 garLoopResultBuilder]: For program point L3370(lines 3370 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,947 INFO L858 garLoopResultBuilder]: For program point L992(lines 992 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,947 INFO L858 garLoopResultBuilder]: For program point L464(lines 464 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,947 INFO L858 garLoopResultBuilder]: For program point L2314(lines 2314 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,947 INFO L858 garLoopResultBuilder]: For program point L4428(lines 4428 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,947 INFO L858 garLoopResultBuilder]: For program point L3900(lines 3900 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,948 INFO L858 garLoopResultBuilder]: For program point L1786(lines 1786 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,948 INFO L858 garLoopResultBuilder]: For program point L729(lines 729 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,948 INFO L858 garLoopResultBuilder]: For program point L3636(lines 3636 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,948 INFO L858 garLoopResultBuilder]: For program point L1522(lines 1522 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,948 INFO L858 garLoopResultBuilder]: For program point L2051(lines 2051 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,948 INFO L858 garLoopResultBuilder]: For program point L2844(lines 2844 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,948 INFO L858 garLoopResultBuilder]: For program point L1259(lines 1259 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,949 INFO L858 garLoopResultBuilder]: For program point L202(lines 202 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,949 INFO L858 garLoopResultBuilder]: For program point L2581(lines 2581 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,949 INFO L858 garLoopResultBuilder]: For program point L3110(lines 3110 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,949 INFO L858 garLoopResultBuilder]: For program point L4168(lines 4168 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,949 INFO L858 garLoopResultBuilder]: For program point L998(lines 998 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,949 INFO L858 garLoopResultBuilder]: For program point L734(lines 734 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,950 INFO L858 garLoopResultBuilder]: For program point L3641(lines 3641 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,950 INFO L858 garLoopResultBuilder]: For program point L1527(lines 1527 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,950 INFO L858 garLoopResultBuilder]: For program point L4434(lines 4434 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,950 INFO L858 garLoopResultBuilder]: For program point L2320(lines 2320 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,950 INFO L858 garLoopResultBuilder]: For program point L3377(lines 3377 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,950 INFO L858 garLoopResultBuilder]: For program point L3906(lines 3906 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,951 INFO L858 garLoopResultBuilder]: For program point L471(lines 471 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,951 INFO L858 garLoopResultBuilder]: For program point L2057(lines 2057 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,951 INFO L858 garLoopResultBuilder]: For program point L2850(lines 2850 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,951 INFO L858 garLoopResultBuilder]: For program point L1793(lines 1793 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,951 INFO L858 garLoopResultBuilder]: For program point L1265(lines 1265 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,951 INFO L858 garLoopResultBuilder]: For program point L208(lines 208 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,952 INFO L858 garLoopResultBuilder]: For program point L738(lines 738 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,952 INFO L858 garLoopResultBuilder]: For program point L2588(lines 2588 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,952 INFO L858 garLoopResultBuilder]: For program point L4438(lines 4438 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,952 INFO L858 garLoopResultBuilder]: For program point L4174(lines 4174 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,952 INFO L858 garLoopResultBuilder]: For program point L3117(lines 3117 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,952 INFO L858 garLoopResultBuilder]: For program point L3646(lines 3646 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,953 INFO L858 garLoopResultBuilder]: For program point L1005(lines 1005 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,953 INFO L858 garLoopResultBuilder]: For program point L1534(lines 1534 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,953 INFO L858 garLoopResultBuilder]: For program point L477(lines 477 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,953 INFO L858 garLoopResultBuilder]: For program point L3384(lines 3384 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,953 INFO L858 garLoopResultBuilder]: For program point L2327(lines 2327 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,953 INFO L858 garLoopResultBuilder]: For program point L2856(lines 2856 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,954 INFO L858 garLoopResultBuilder]: For program point L3913(lines 3913 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,954 INFO L858 garLoopResultBuilder]: For program point L1271(lines 1271 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,954 INFO L858 garLoopResultBuilder]: For program point L214(lines 214 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,954 INFO L858 garLoopResultBuilder]: For program point L1800(lines 1800 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,954 INFO L858 garLoopResultBuilder]: For program point L2593(lines 2593 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,954 INFO L858 garLoopResultBuilder]: For program point L4443(lines 4443 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,955 INFO L858 garLoopResultBuilder]: For program point L2065(lines 2065 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,955 INFO L858 garLoopResultBuilder]: For program point L744(lines 744 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,955 INFO L858 garLoopResultBuilder]: For program point L3651(lines 3651 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,955 INFO L858 garLoopResultBuilder]: For program point L4180(lines 4180 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,955 INFO L858 garLoopResultBuilder]: For program point L3916(lines 3916 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,955 INFO L858 garLoopResultBuilder]: For program point L3124(lines 3124 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,955 INFO L858 garLoopResultBuilder]: For program point L482(lines 482 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,956 INFO L858 garLoopResultBuilder]: For program point L1011(lines 1011 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,956 INFO L858 garLoopResultBuilder]: For program point L1540(lines 1540 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,956 INFO L858 garLoopResultBuilder]: For program point L1276(lines 1276 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,956 INFO L858 garLoopResultBuilder]: For program point L2862(lines 2862 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,956 INFO L858 garLoopResultBuilder]: For program point L2334(lines 2334 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,956 INFO L858 garLoopResultBuilder]: For program point L3391(lines 3391 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,957 INFO L858 garLoopResultBuilder]: For program point L4448(lines 4448 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,957 INFO L858 garLoopResultBuilder]: For program point L220(lines 220 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,957 INFO L858 garLoopResultBuilder]: For program point L4184(lines 4184 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,957 INFO L858 garLoopResultBuilder]: For program point L2599(lines 2599 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,957 INFO L858 garLoopResultBuilder]: For program point L1807(lines 1807 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,957 INFO L858 garLoopResultBuilder]: For program point L750(lines 750 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,958 INFO L858 garLoopResultBuilder]: For program point L2072(lines 2072 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,958 INFO L858 garLoopResultBuilder]: For program point L3129(lines 3129 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,958 INFO L858 garLoopResultBuilder]: For program point L3922(lines 3922 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,958 INFO L858 garLoopResultBuilder]: For program point L3658(lines 3658 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,958 INFO L858 garLoopResultBuilder]: For program point L488(lines 488 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,958 INFO L858 garLoopResultBuilder]: For program point L1546(lines 1546 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,959 INFO L858 garLoopResultBuilder]: For program point L3396(lines 3396 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,959 INFO L858 garLoopResultBuilder]: For program point L4453(lines 4453 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,959 INFO L858 garLoopResultBuilder]: For program point L1282(lines 1282 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,959 INFO L858 garLoopResultBuilder]: For program point L1018(lines 1018 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,959 INFO L858 garLoopResultBuilder]: For program point L2868(lines 2868 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,959 INFO L858 garLoopResultBuilder]: For program point L2340(lines 2340 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,960 INFO L858 garLoopResultBuilder]: For program point L1812(lines 1812 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,960 INFO L858 garLoopResultBuilder]: For program point L227(lines 227 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,960 INFO L858 garLoopResultBuilder]: For program point L4191(lines 4191 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,960 INFO L858 garLoopResultBuilder]: For program point L756(lines 756 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,960 INFO L858 garLoopResultBuilder]: For program point L2078(lines 2078 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,960 INFO L858 garLoopResultBuilder]: For program point L3135(lines 3135 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,961 INFO L858 garLoopResultBuilder]: For program point L2607(lines 2607 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,961 INFO L858 garLoopResultBuilder]: For program point L3929(lines 3929 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,961 INFO L858 garLoopResultBuilder]: For program point L3665(lines 3665 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,961 INFO L858 garLoopResultBuilder]: For program point L1551(lines 1551 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,961 INFO L858 garLoopResultBuilder]: For program point L4458(lines 4458 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,961 INFO L858 garLoopResultBuilder]: For program point L1287(lines 1287 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,962 INFO L858 garLoopResultBuilder]: For program point L1023(lines 1023 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,962 INFO L858 garLoopResultBuilder]: For program point L495(lines 495 1382) no Hoare annotation was computed. [2021-11-19 14:37:58,962 INFO L858 garLoopResultBuilder]: For program point L2346(lines 2346 2719) no Hoare annotation was computed. [2021-11-19 14:37:58,962 INFO L858 garLoopResultBuilder]: For program point L3403(lines 3403 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,962 INFO L858 garLoopResultBuilder]: For program point L4196(lines 4196 4633) no Hoare annotation was computed. [2021-11-19 14:37:58,962 INFO L858 garLoopResultBuilder]: For program point L2875(lines 2875 4081) no Hoare annotation was computed. [2021-11-19 14:37:58,967 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:37:58,968 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-19 14:37:59,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 02:37:59 BoogieIcfgContainer [2021-11-19 14:37:59,050 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-19 14:37:59,051 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-19 14:37:59,051 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-19 14:37:59,051 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-19 14:37:59,052 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:35:53" (3/4) ... [2021-11-19 14:37:59,056 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-19 14:37:59,136 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 114 nodes and edges [2021-11-19 14:37:59,149 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-19 14:37:59,162 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-11-19 14:37:59,180 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-19 14:37:59,776 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/witness.graphml [2021-11-19 14:37:59,777 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-19 14:37:59,778 INFO L158 Benchmark]: Toolchain (without parser) took 135629.48ms. Allocated memory was 96.5MB in the beginning and 9.4GB in the end (delta: 9.3GB). Free memory was 45.4MB in the beginning and 8.1GB in the end (delta: -8.0GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2021-11-19 14:37:59,778 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 96.5MB. Free memory was 51.6MB in the beginning and 51.6MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:37:59,779 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2910.54ms. Allocated memory was 96.5MB in the beginning and 159.4MB in the end (delta: 62.9MB). Free memory was 45.1MB in the beginning and 78.6MB in the end (delta: -33.5MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2021-11-19 14:37:59,779 INFO L158 Benchmark]: Boogie Procedure Inliner took 311.86ms. Allocated memory is still 159.4MB. Free memory was 78.6MB in the beginning and 74.1MB in the end (delta: 4.5MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2021-11-19 14:37:59,779 INFO L158 Benchmark]: Boogie Preprocessor took 331.38ms. Allocated memory is still 159.4MB. Free memory was 74.1MB in the beginning and 65.6MB in the end (delta: 8.5MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2021-11-19 14:37:59,780 INFO L158 Benchmark]: RCFGBuilder took 5704.43ms. Allocated memory was 159.4MB in the beginning and 494.9MB in the end (delta: 335.5MB). Free memory was 65.6MB in the beginning and 275.0MB in the end (delta: -209.4MB). Peak memory consumption was 132.2MB. Max. memory is 16.1GB. [2021-11-19 14:37:59,786 INFO L158 Benchmark]: TraceAbstraction took 125632.92ms. Allocated memory was 494.9MB in the beginning and 9.4GB in the end (delta: 8.9GB). Free memory was 275.0MB in the beginning and 7.6GB in the end (delta: -7.4GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-19 14:37:59,787 INFO L158 Benchmark]: Witness Printer took 726.12ms. Allocated memory is still 9.4GB. Free memory was 7.6GB in the beginning and 8.1GB in the end (delta: -422.2MB). Peak memory consumption was 112.6MB. Max. memory is 16.1GB. [2021-11-19 14:37:59,793 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 96.5MB. Free memory was 51.6MB in the beginning and 51.6MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2910.54ms. Allocated memory was 96.5MB in the beginning and 159.4MB in the end (delta: 62.9MB). Free memory was 45.1MB in the beginning and 78.6MB in the end (delta: -33.5MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 311.86ms. Allocated memory is still 159.4MB. Free memory was 78.6MB in the beginning and 74.1MB in the end (delta: 4.5MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 331.38ms. Allocated memory is still 159.4MB. Free memory was 74.1MB in the beginning and 65.6MB in the end (delta: 8.5MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * RCFGBuilder took 5704.43ms. Allocated memory was 159.4MB in the beginning and 494.9MB in the end (delta: 335.5MB). Free memory was 65.6MB in the beginning and 275.0MB in the end (delta: -209.4MB). Peak memory consumption was 132.2MB. Max. memory is 16.1GB. * TraceAbstraction took 125632.92ms. Allocated memory was 494.9MB in the beginning and 9.4GB in the end (delta: 8.9GB). Free memory was 275.0MB in the beginning and 7.6GB in the end (delta: -7.4GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. * Witness Printer took 726.12ms. Allocated memory is still 9.4GB. Free memory was 7.6GB in the beginning and 8.1GB in the end (delta: -422.2MB). Peak memory consumption was 112.6MB. 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: 4737]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 763 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 125.5s, OverallIterations: 18, TraceHistogramMax: 8, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.8s, AutomataDifference: 73.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16928 SdHoareTripleChecker+Valid, 65.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16928 mSDsluCounter, 9724 SdHoareTripleChecker+Invalid, 53.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 342 mSDsCounter, 7643 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 70262 IncrementalHoareTripleChecker+Invalid, 77905 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7643 mSolverCounterUnsat, 9390 mSDtfsCounter, 70262 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5423 GetRequests, 5331 SyntacticMatches, 2 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=67423occurred in iteration=16, InterpolantAutomatonStates: 92, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 9.8s AutomataMinimizationTime, 18 MinimizatonAttempts, 12128 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 481 NumberOfFragments, 1723 HoareAnnotationTreeSize, 6 FomulaSimplifications, 2301 FormulaSimplificationTreeSizeReduction, 3.5s HoareSimplificationTime, 6 FomulaSimplificationsInter, 13114 FormulaSimplificationTreeSizeReductionInter, 5.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 2.1s SsaConstructionTime, 2.9s SatisfiabilityAnalysisTime, 26.2s InterpolantComputationTime, 20585 NumberOfCodeBlocks, 20585 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 23220 ConstructedInterpolants, 0 QuantifiedInterpolants, 175973 SizeOfPredicates, 0 NumberOfNonLiveVariables, 3274 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 22 InterpolantComputations, 20 PerfectInterpolantSequences, 12632/13355 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 1 specifications checked. All of them hold - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((19 <= a14 && a3 <= 0) && 16 == a4) && a7 == 0) || (((((a25 == 1 && 20 <= a14) && a3 == 1) && a1 == 1) && a7 == 1) && a4 == 17)) || (((a4 <= 17 && a14 == 18) && 16 == a4) && a3 == 1)) || ((((a4 <= 17 && a3 <= 0) && a14 == 18) && 17 <= a4) && a7 == 1)) || (((a14 == 18 && a3 == 1) && a7 == 1) && a4 == 18)) || (((((a25 == 1 && a14 == 18) && a7 == 0) && a3 == 1) && a1 == 1) && a4 == 17)) || (((((a25 == 1 && 19 <= a14) && a7 == 0) && a3 == 1) && a1 == 1) && a4 == 17)) || ((((((a4 <= 17 && a25 == 1) && a14 == 18) && a3 == 1) && a1 == 1) && a7 == 1) && a4 == 17)) || (((19 <= a14 && a3 <= 0) && a7 == 1) && a4 == 18)) || ((((a4 <= 17 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 1)) || ((((a4 <= 17 && a3 <= 0) && a14 == 18) && 17 <= a4) && a7 == 0)) || ((((a4 <= 17 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0)) || ((((((((a25 == 1 && 19 == a14) && ((((input == 6 || input == 2) || input == 3) || input == 4) || input == 5)) && a28 == 17) && a3 == 1) && a1 == 1) && a7 == 1) && 19 == a26) && a4 == 17)) || (((19 <= a14 && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && a7 == 1) && a4 == 18)) || (((19 <= a14 && a3 == 1) && a7 == 1) && a4 == 18)) || (((19 <= a14 && a7 == 0) && a3 == 1) && a4 == 18)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 1)) || (((19 <= a14 && a3 <= 0) && a7 == 0) && a4 == 18)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 0)) || (((a14 == 18 && a7 == 0) && a3 == 1) && a4 == 18)) || (((a3 <= 0 && a14 == 18) && a7 == 0) && a4 == 18)) || ((19 <= a14 && 16 == a4) && a3 == 1) - InvariantResult [Line: 4820]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4084]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((19 <= a14 && a3 <= 0) && 16 == a4) && a7 == 0) || (((((a25 == 1 && 20 <= a14) && a3 == 1) && a1 == 1) && a7 == 1) && a4 == 17)) || (((a4 <= 17 && a14 == 18) && 16 == a4) && a3 == 1)) || ((((a4 <= 17 && a3 <= 0) && a14 == 18) && 17 <= a4) && a7 == 1)) || (((a14 == 18 && a3 == 1) && a7 == 1) && a4 == 18)) || (((((a25 == 1 && a14 == 18) && a7 == 0) && a3 == 1) && a1 == 1) && a4 == 17)) || (((((a25 == 1 && 19 <= a14) && a7 == 0) && a3 == 1) && a1 == 1) && a4 == 17)) || ((((((a4 <= 17 && a25 == 1) && a14 == 18) && a3 == 1) && a1 == 1) && a7 == 1) && a4 == 17)) || (((19 <= a14 && a3 <= 0) && a7 == 1) && a4 == 18)) || ((((a4 <= 17 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 1)) || ((((a4 <= 17 && a3 <= 0) && a14 == 18) && 17 <= a4) && a7 == 0)) || ((((a4 <= 17 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0)) || (((19 <= a14 && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && a7 == 1) && a4 == 18)) || (((19 <= a14 && a3 == 1) && a7 == 1) && a4 == 18)) || (((19 <= a14 && a7 == 0) && a3 == 1) && a4 == 18)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 1)) || (((19 <= a14 && a3 <= 0) && a7 == 0) && a4 == 18)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 0)) || (((a14 == 18 && a7 == 0) && a3 == 1) && a4 == 18)) || (((a3 <= 0 && a14 == 18) && a7 == 0) && a4 == 18)) || ((19 <= a14 && 16 == a4) && a3 == 1) - InvariantResult [Line: 1385]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((19 <= a14 && a3 <= 0) && 16 == a4) && a7 == 0) || (((((a25 == 1 && 20 <= a14) && a3 == 1) && a1 == 1) && a7 == 1) && a4 == 17)) || (((a4 <= 17 && a14 == 18) && 16 == a4) && a3 == 1)) || ((((a4 <= 17 && a3 <= 0) && a14 == 18) && 17 <= a4) && a7 == 1)) || (((a14 == 18 && a3 == 1) && a7 == 1) && a4 == 18)) || (((((a25 == 1 && a14 == 18) && a7 == 0) && a3 == 1) && a1 == 1) && a4 == 17)) || (((((a25 == 1 && 19 <= a14) && a7 == 0) && a3 == 1) && a1 == 1) && a4 == 17)) || ((((((a4 <= 17 && a25 == 1) && a14 == 18) && a3 == 1) && a1 == 1) && a7 == 1) && a4 == 17)) || (((19 <= a14 && a3 <= 0) && a7 == 1) && a4 == 18)) || ((((a4 <= 17 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 1)) || ((((a4 <= 17 && a3 <= 0) && a14 == 18) && 17 <= a4) && a7 == 0)) || ((((a4 <= 17 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0)) || (((19 <= a14 && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && a7 == 1) && a4 == 18)) || (((19 <= a14 && a3 == 1) && a7 == 1) && a4 == 18)) || (((19 <= a14 && a7 == 0) && a3 == 1) && a4 == 18)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 1)) || (((19 <= a14 && a3 <= 0) && a7 == 0) && a4 == 18)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 0)) || (((a14 == 18 && a7 == 0) && a3 == 1) && a4 == 18)) || (((a3 <= 0 && a14 == 18) && a7 == 0) && a4 == 18)) || ((19 <= a14 && 16 == a4) && a3 == 1) - InvariantResult [Line: 4826]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((19 <= a14 && a3 <= 0) && 16 == a4) && a7 == 0) || (((((a25 == 1 && 20 <= a14) && a3 == 1) && a1 == 1) && a7 == 1) && a4 == 17)) || (((a4 <= 17 && a14 == 18) && 16 == a4) && a3 == 1)) || ((((a4 <= 17 && a3 <= 0) && a14 == 18) && 17 <= a4) && a7 == 1)) || (((a14 == 18 && a3 == 1) && a7 == 1) && a4 == 18)) || (((((a25 == 1 && a14 == 18) && a7 == 0) && a3 == 1) && a1 == 1) && a4 == 17)) || (((((a25 == 1 && 19 <= a14) && a7 == 0) && a3 == 1) && a1 == 1) && a4 == 17)) || ((((((a4 <= 17 && a25 == 1) && a14 == 18) && a3 == 1) && a1 == 1) && a7 == 1) && a4 == 17)) || (((19 <= a14 && a3 <= 0) && a7 == 1) && a4 == 18)) || ((((a4 <= 17 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 1)) || ((((a4 <= 17 && a3 <= 0) && a14 == 18) && 17 <= a4) && a7 == 0)) || ((((a4 <= 17 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0)) || ((((((((a25 == 1 && 19 == a14) && ((((input == 6 || input == 2) || input == 3) || input == 4) || input == 5)) && a28 == 17) && a3 == 1) && a1 == 1) && a7 == 1) && 19 == a26) && a4 == 17)) || (((19 <= a14 && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && a7 == 1) && a4 == 18)) || (((19 <= a14 && a3 == 1) && a7 == 1) && a4 == 18)) || (((19 <= a14 && a7 == 0) && a3 == 1) && a4 == 18)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 1)) || (((19 <= a14 && a3 <= 0) && a7 == 0) && a4 == 18)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 0)) || (((((((a26 == 18 && a25 == 1) && 19 == a14) && a28 == 15) && a3 == 1) && a1 == 1) && a7 == 1) && a4 == 17)) || (((a14 == 18 && a7 == 0) && a3 == 1) && a4 == 18)) || (((a3 <= 0 && a14 == 18) && a7 == 0) && a4 == 18)) || ((19 <= a14 && 16 == a4) && a3 == 1) - InvariantResult [Line: 2722]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((19 <= a14 && a3 <= 0) && 16 == a4) && a7 == 0) || (((((a25 == 1 && 20 <= a14) && a3 == 1) && a1 == 1) && a7 == 1) && a4 == 17)) || (((a4 <= 17 && a14 == 18) && 16 == a4) && a3 == 1)) || ((((a4 <= 17 && a3 <= 0) && a14 == 18) && 17 <= a4) && a7 == 1)) || (((a14 == 18 && a3 == 1) && a7 == 1) && a4 == 18)) || (((((a25 == 1 && a14 == 18) && a7 == 0) && a3 == 1) && a1 == 1) && a4 == 17)) || (((((a25 == 1 && 19 <= a14) && a7 == 0) && a3 == 1) && a1 == 1) && a4 == 17)) || ((((((a4 <= 17 && a25 == 1) && a14 == 18) && a3 == 1) && a1 == 1) && a7 == 1) && a4 == 17)) || (((19 <= a14 && a3 <= 0) && a7 == 1) && a4 == 18)) || ((((a4 <= 17 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 1)) || ((((a4 <= 17 && a3 <= 0) && a14 == 18) && 17 <= a4) && a7 == 0)) || ((((a4 <= 17 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0)) || (((19 <= a14 && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && a7 == 1) && a4 == 18)) || (((19 <= a14 && a3 == 1) && a7 == 1) && a4 == 18)) || (((19 <= a14 && a7 == 0) && a3 == 1) && a4 == 18)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 1)) || (((19 <= a14 && a3 <= 0) && a7 == 0) && a4 == 18)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 0)) || (((a14 == 18 && a7 == 0) && a3 == 1) && a4 == 18)) || (((a3 <= 0 && a14 == 18) && a7 == 0) && a4 == 18)) || ((19 <= a14 && 16 == a4) && a3 == 1) RESULT: Ultimate proved your program to be correct! [2021-11-19 14:37:59,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d4bb9ca-fb16-40c9-b5b3-9a287ccd510b/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE