./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 88ca2e931cef537ffa7f924eb8f73c8242dd8bd76f5933c9cf24355ca301eebb ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:15:50,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:15:50,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:15:50,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:15:50,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:15:50,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:15:50,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:15:50,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:15:50,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:15:50,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:15:50,161 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:15:50,162 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:15:50,163 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:15:50,164 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:15:50,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:15:50,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:15:50,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:15:50,170 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:15:50,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:15:50,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:15:50,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:15:50,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:15:50,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:15:50,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:15:50,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:15:50,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:15:50,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:15:50,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:15:50,188 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:15:50,189 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:15:50,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:15:50,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:15:50,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:15:50,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:15:50,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:15:50,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:15:50,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:15:50,196 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:15:50,196 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:15:50,197 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:15:50,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:15:50,199 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 20:15:50,221 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:15:50,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:15:50,222 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:15:50,222 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:15:50,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:15:50,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:15:50,224 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:15:50,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:15:50,224 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:15:50,225 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:15:50,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:15:50,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:15:50,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 20:15:50,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:15:50,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 20:15:50,226 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:15:50,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:15:50,227 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:15:50,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 20:15:50,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:15:50,228 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:15:50,228 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:15:50,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:15:50,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:15:50,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:15:50,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 20:15:50,229 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:15:50,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 20:15:50,230 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 20:15:50,230 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 20:15:50,231 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 20:15:50,231 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:15:50,231 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88ca2e931cef537ffa7f924eb8f73c8242dd8bd76f5933c9cf24355ca301eebb [2021-10-21 20:15:50,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:15:50,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:15:50,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:15:50,522 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:15:50,523 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:15:50,524 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c [2021-10-21 20:15:50,603 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/data/a0deb714c/420aeb1d0daa418c81375d05437b5bc7/FLAGe89e1e57a [2021-10-21 20:15:51,062 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:15:51,062 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c [2021-10-21 20:15:51,074 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/data/a0deb714c/420aeb1d0daa418c81375d05437b5bc7/FLAGe89e1e57a [2021-10-21 20:15:51,424 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/data/a0deb714c/420aeb1d0daa418c81375d05437b5bc7 [2021-10-21 20:15:51,426 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:15:51,427 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:15:51,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:15:51,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:15:51,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:15:51,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:15:51" (1/1) ... [2021-10-21 20:15:51,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29a58119 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:15:51, skipping insertion in model container [2021-10-21 20:15:51,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:15:51" (1/1) ... [2021-10-21 20:15:51,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:15:51,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:15:51,760 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c[44644,44657] [2021-10-21 20:15:51,768 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:15:51,776 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:15:51,833 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/sv-benchmarks/c/bitvector/s3_srvr_1a.BV.c.cil.c[44644,44657] [2021-10-21 20:15:51,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:15:51,861 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:15:51,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:15:51 WrapperNode [2021-10-21 20:15:51,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:15:51,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:15:51,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:15:51,863 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:15:51,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:15:51" (1/1) ... [2021-10-21 20:15:51,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:15:51" (1/1) ... [2021-10-21 20:15:51,929 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:15:51,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:15:51,930 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:15:51,930 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:15:51,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:15:51" (1/1) ... [2021-10-21 20:15:51,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:15:51" (1/1) ... [2021-10-21 20:15:51,947 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:15:51" (1/1) ... [2021-10-21 20:15:51,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:15:51" (1/1) ... [2021-10-21 20:15:51,957 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:15:51" (1/1) ... [2021-10-21 20:15:51,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:15:51" (1/1) ... [2021-10-21 20:15:51,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:15:51" (1/1) ... [2021-10-21 20:15:51,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:15:51,975 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:15:51,975 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:15:51,975 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:15:51,976 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:15:51" (1/1) ... [2021-10-21 20:15:51,997 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:15:52,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:15:52,034 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 20:15:52,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 20:15:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 20:15:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 20:15:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:15:52,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:15:52,207 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-21 20:15:52,763 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-10-21 20:15:52,764 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-10-21 20:15:52,773 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:15:52,775 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-21 20:15:52,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:15:52 BoogieIcfgContainer [2021-10-21 20:15:52,779 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:15:52,781 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 20:15:52,783 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 20:15:52,786 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 20:15:52,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 08:15:51" (1/3) ... [2021-10-21 20:15:52,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@730879cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:15:52, skipping insertion in model container [2021-10-21 20:15:52,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:15:51" (2/3) ... [2021-10-21 20:15:52,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@730879cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:15:52, skipping insertion in model container [2021-10-21 20:15:52,789 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:15:52" (3/3) ... [2021-10-21 20:15:52,796 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_1a.BV.c.cil.c [2021-10-21 20:15:52,801 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 20:15:52,801 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-21 20:15:52,849 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 20:15:52,855 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=PETRI_NET, 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 [2021-10-21 20:15:52,856 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-21 20:15:52,874 INFO L276 IsEmpty]: Start isEmpty. Operand has 140 states, 138 states have (on average 1.7318840579710144) internal successors, (239), 139 states have internal predecessors, (239), 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) [2021-10-21 20:15:52,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-21 20:15:52,883 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:52,883 INFO L512 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] [2021-10-21 20:15:52,884 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:52,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:52,890 INFO L82 PathProgramCache]: Analyzing trace with hash 1632000041, now seen corresponding path program 1 times [2021-10-21 20:15:52,898 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:52,899 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352449934] [2021-10-21 20:15:52,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:52,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:53,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:53,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:15:53,154 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:53,154 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352449934] [2021-10-21 20:15:53,155 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352449934] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:53,155 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:53,156 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:53,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373602561] [2021-10-21 20:15:53,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:53,174 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:53,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:53,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:53,199 INFO L87 Difference]: Start difference. First operand has 140 states, 138 states have (on average 1.7318840579710144) internal successors, (239), 139 states have internal predecessors, (239), 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 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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) [2021-10-21 20:15:53,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:53,512 INFO L93 Difference]: Finished difference Result 328 states and 565 transitions. [2021-10-21 20:15:53,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:53,514 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 44 [2021-10-21 20:15:53,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:53,532 INFO L225 Difference]: With dead ends: 328 [2021-10-21 20:15:53,533 INFO L226 Difference]: Without dead ends: 174 [2021-10-21 20:15:53,537 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:53,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2021-10-21 20:15:53,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 168. [2021-10-21 20:15:53,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 167 states have (on average 1.6407185628742516) internal successors, (274), 167 states have internal predecessors, (274), 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) [2021-10-21 20:15:53,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 274 transitions. [2021-10-21 20:15:53,613 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 274 transitions. Word has length 44 [2021-10-21 20:15:53,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:53,614 INFO L470 AbstractCegarLoop]: Abstraction has 168 states and 274 transitions. [2021-10-21 20:15:53,615 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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) [2021-10-21 20:15:53,615 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 274 transitions. [2021-10-21 20:15:53,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-21 20:15:53,622 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:53,623 INFO L512 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] [2021-10-21 20:15:53,623 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 20:15:53,623 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:53,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:53,627 INFO L82 PathProgramCache]: Analyzing trace with hash -954582389, now seen corresponding path program 1 times [2021-10-21 20:15:53,627 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:53,627 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714592858] [2021-10-21 20:15:53,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:53,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:53,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:53,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:15:53,775 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:53,775 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714592858] [2021-10-21 20:15:53,775 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714592858] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:53,775 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:53,776 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:53,776 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722500994] [2021-10-21 20:15:53,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:53,782 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:53,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:53,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:53,785 INFO L87 Difference]: Start difference. First operand 168 states and 274 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2021-10-21 20:15:53,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:53,975 INFO L93 Difference]: Finished difference Result 377 states and 624 transitions. [2021-10-21 20:15:53,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:53,976 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 45 [2021-10-21 20:15:53,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:53,980 INFO L225 Difference]: With dead ends: 377 [2021-10-21 20:15:53,981 INFO L226 Difference]: Without dead ends: 215 [2021-10-21 20:15:53,985 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:53,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2021-10-21 20:15:54,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 209. [2021-10-21 20:15:54,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 208 states have (on average 1.6875) internal successors, (351), 208 states have internal predecessors, (351), 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) [2021-10-21 20:15:54,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 351 transitions. [2021-10-21 20:15:54,014 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 351 transitions. Word has length 45 [2021-10-21 20:15:54,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:54,015 INFO L470 AbstractCegarLoop]: Abstraction has 209 states and 351 transitions. [2021-10-21 20:15:54,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2021-10-21 20:15:54,015 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 351 transitions. [2021-10-21 20:15:54,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-21 20:15:54,018 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:54,018 INFO L512 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:15:54,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 20:15:54,018 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:54,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:54,019 INFO L82 PathProgramCache]: Analyzing trace with hash -1257706733, now seen corresponding path program 1 times [2021-10-21 20:15:54,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:54,019 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971164089] [2021-10-21 20:15:54,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:54,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:54,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:54,110 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:15:54,110 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:54,111 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971164089] [2021-10-21 20:15:54,111 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971164089] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:54,125 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:54,125 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:54,125 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153863238] [2021-10-21 20:15:54,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:54,126 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:54,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:54,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:54,127 INFO L87 Difference]: Start difference. First operand 209 states and 351 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2021-10-21 20:15:54,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:54,284 INFO L93 Difference]: Finished difference Result 441 states and 748 transitions. [2021-10-21 20:15:54,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:54,285 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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 73 [2021-10-21 20:15:54,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:54,287 INFO L225 Difference]: With dead ends: 441 [2021-10-21 20:15:54,288 INFO L226 Difference]: Without dead ends: 240 [2021-10-21 20:15:54,289 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:54,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2021-10-21 20:15:54,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 240. [2021-10-21 20:15:54,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 239 states have (on average 1.702928870292887) internal successors, (407), 239 states have internal predecessors, (407), 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) [2021-10-21 20:15:54,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 407 transitions. [2021-10-21 20:15:54,315 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 407 transitions. Word has length 73 [2021-10-21 20:15:54,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:54,317 INFO L470 AbstractCegarLoop]: Abstraction has 240 states and 407 transitions. [2021-10-21 20:15:54,318 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2021-10-21 20:15:54,318 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 407 transitions. [2021-10-21 20:15:54,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-10-21 20:15:54,321 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:54,322 INFO L512 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:15:54,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 20:15:54,323 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:54,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:54,323 INFO L82 PathProgramCache]: Analyzing trace with hash -1858309952, now seen corresponding path program 1 times [2021-10-21 20:15:54,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:54,324 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647786373] [2021-10-21 20:15:54,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:54,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:54,436 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:15:54,436 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:54,437 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647786373] [2021-10-21 20:15:54,440 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647786373] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:54,441 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:54,441 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:54,442 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706832184] [2021-10-21 20:15:54,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:54,442 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:54,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:54,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:54,443 INFO L87 Difference]: Start difference. First operand 240 states and 407 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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) [2021-10-21 20:15:54,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:54,611 INFO L93 Difference]: Finished difference Result 518 states and 884 transitions. [2021-10-21 20:15:54,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:54,612 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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 84 [2021-10-21 20:15:54,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:54,615 INFO L225 Difference]: With dead ends: 518 [2021-10-21 20:15:54,615 INFO L226 Difference]: Without dead ends: 286 [2021-10-21 20:15:54,618 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:54,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2021-10-21 20:15:54,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 282. [2021-10-21 20:15:54,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 281 states have (on average 1.7153024911032029) internal successors, (482), 281 states have internal predecessors, (482), 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) [2021-10-21 20:15:54,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 482 transitions. [2021-10-21 20:15:54,634 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 482 transitions. Word has length 84 [2021-10-21 20:15:54,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:54,635 INFO L470 AbstractCegarLoop]: Abstraction has 282 states and 482 transitions. [2021-10-21 20:15:54,636 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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) [2021-10-21 20:15:54,636 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 482 transitions. [2021-10-21 20:15:54,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-21 20:15:54,639 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:54,639 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:15:54,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 20:15:54,641 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:54,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:54,642 INFO L82 PathProgramCache]: Analyzing trace with hash -793628611, now seen corresponding path program 1 times [2021-10-21 20:15:54,642 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:54,642 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95115953] [2021-10-21 20:15:54,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:54,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:54,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:54,693 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 20:15:54,694 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:54,694 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95115953] [2021-10-21 20:15:54,694 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95115953] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:54,695 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:54,695 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:54,695 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409883856] [2021-10-21 20:15:54,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:54,696 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:54,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:54,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:54,697 INFO L87 Difference]: Start difference. First operand 282 states and 482 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2021-10-21 20:15:54,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:54,817 INFO L93 Difference]: Finished difference Result 573 states and 980 transitions. [2021-10-21 20:15:54,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:54,818 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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 85 [2021-10-21 20:15:54,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:54,822 INFO L225 Difference]: With dead ends: 573 [2021-10-21 20:15:54,822 INFO L226 Difference]: Without dead ends: 299 [2021-10-21 20:15:54,823 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:54,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2021-10-21 20:15:54,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 297. [2021-10-21 20:15:54,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 297 states, 296 states have (on average 1.7027027027027026) internal successors, (504), 296 states have internal predecessors, (504), 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) [2021-10-21 20:15:54,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 504 transitions. [2021-10-21 20:15:54,834 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 504 transitions. Word has length 85 [2021-10-21 20:15:54,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:54,835 INFO L470 AbstractCegarLoop]: Abstraction has 297 states and 504 transitions. [2021-10-21 20:15:54,835 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2021-10-21 20:15:54,835 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 504 transitions. [2021-10-21 20:15:54,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-21 20:15:54,837 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:54,837 INFO L512 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:15:54,837 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-21 20:15:54,838 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:54,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:54,838 INFO L82 PathProgramCache]: Analyzing trace with hash -812323390, now seen corresponding path program 1 times [2021-10-21 20:15:54,839 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:54,839 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897428753] [2021-10-21 20:15:54,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:54,840 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:54,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:54,909 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:15:54,912 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:54,912 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897428753] [2021-10-21 20:15:54,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897428753] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:54,916 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:54,917 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:54,917 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447592806] [2021-10-21 20:15:54,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:54,918 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:54,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:54,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:54,921 INFO L87 Difference]: Start difference. First operand 297 states and 504 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 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) [2021-10-21 20:15:55,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:55,062 INFO L93 Difference]: Finished difference Result 590 states and 1001 transitions. [2021-10-21 20:15:55,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:55,069 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 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 85 [2021-10-21 20:15:55,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:55,073 INFO L225 Difference]: With dead ends: 590 [2021-10-21 20:15:55,074 INFO L226 Difference]: Without dead ends: 299 [2021-10-21 20:15:55,074 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:55,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2021-10-21 20:15:55,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 295. [2021-10-21 20:15:55,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 295 states, 294 states have (on average 1.6972789115646258) internal successors, (499), 294 states have internal predecessors, (499), 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) [2021-10-21 20:15:55,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 499 transitions. [2021-10-21 20:15:55,100 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 499 transitions. Word has length 85 [2021-10-21 20:15:55,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:55,100 INFO L470 AbstractCegarLoop]: Abstraction has 295 states and 499 transitions. [2021-10-21 20:15:55,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 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) [2021-10-21 20:15:55,101 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 499 transitions. [2021-10-21 20:15:55,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-21 20:15:55,107 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:55,108 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:15:55,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-21 20:15:55,108 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:55,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:55,109 INFO L82 PathProgramCache]: Analyzing trace with hash 99695542, now seen corresponding path program 1 times [2021-10-21 20:15:55,109 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:55,111 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829931191] [2021-10-21 20:15:55,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:55,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:55,140 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 20:15:55,141 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:55,141 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829931191] [2021-10-21 20:15:55,141 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829931191] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:55,141 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:55,141 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:55,141 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717756428] [2021-10-21 20:15:55,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:55,142 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:55,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:55,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:55,143 INFO L87 Difference]: Start difference. First operand 295 states and 499 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:15:55,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:55,242 INFO L93 Difference]: Finished difference Result 584 states and 988 transitions. [2021-10-21 20:15:55,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:55,242 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2021-10-21 20:15:55,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:55,245 INFO L225 Difference]: With dead ends: 584 [2021-10-21 20:15:55,245 INFO L226 Difference]: Without dead ends: 297 [2021-10-21 20:15:55,246 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:55,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2021-10-21 20:15:55,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 295. [2021-10-21 20:15:55,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 295 states, 294 states have (on average 1.683673469387755) internal successors, (495), 294 states have internal predecessors, (495), 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) [2021-10-21 20:15:55,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 495 transitions. [2021-10-21 20:15:55,257 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 495 transitions. Word has length 86 [2021-10-21 20:15:55,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:55,257 INFO L470 AbstractCegarLoop]: Abstraction has 295 states and 495 transitions. [2021-10-21 20:15:55,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:15:55,258 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 495 transitions. [2021-10-21 20:15:55,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-10-21 20:15:55,259 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:55,259 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-21 20:15:55,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-21 20:15:55,260 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:55,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:55,260 INFO L82 PathProgramCache]: Analyzing trace with hash -247819138, now seen corresponding path program 1 times [2021-10-21 20:15:55,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:55,260 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655479282] [2021-10-21 20:15:55,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:55,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:55,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:55,318 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-21 20:15:55,318 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:55,318 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655479282] [2021-10-21 20:15:55,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655479282] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:55,319 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:55,319 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:55,319 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128208690] [2021-10-21 20:15:55,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:55,320 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:55,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:55,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:55,321 INFO L87 Difference]: Start difference. First operand 295 states and 495 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) [2021-10-21 20:15:55,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:55,410 INFO L93 Difference]: Finished difference Result 590 states and 989 transitions. [2021-10-21 20:15:55,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:55,410 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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 98 [2021-10-21 20:15:55,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:55,412 INFO L225 Difference]: With dead ends: 590 [2021-10-21 20:15:55,412 INFO L226 Difference]: Without dead ends: 303 [2021-10-21 20:15:55,413 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:55,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2021-10-21 20:15:55,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 303. [2021-10-21 20:15:55,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 303 states, 302 states have (on average 1.6556291390728477) internal successors, (500), 302 states have internal predecessors, (500), 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) [2021-10-21 20:15:55,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 500 transitions. [2021-10-21 20:15:55,427 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 500 transitions. Word has length 98 [2021-10-21 20:15:55,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:55,427 INFO L470 AbstractCegarLoop]: Abstraction has 303 states and 500 transitions. [2021-10-21 20:15:55,428 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) [2021-10-21 20:15:55,428 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 500 transitions. [2021-10-21 20:15:55,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-21 20:15:55,429 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:55,429 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:15:55,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-21 20:15:55,430 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:55,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:55,430 INFO L82 PathProgramCache]: Analyzing trace with hash -1134276038, now seen corresponding path program 1 times [2021-10-21 20:15:55,430 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:55,430 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655804103] [2021-10-21 20:15:55,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:55,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:55,475 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 20:15:55,475 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:55,476 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655804103] [2021-10-21 20:15:55,476 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655804103] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:55,476 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:55,476 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:55,476 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256840681] [2021-10-21 20:15:55,477 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:55,477 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:55,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:55,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:55,478 INFO L87 Difference]: Start difference. First operand 303 states and 500 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2021-10-21 20:15:55,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:55,603 INFO L93 Difference]: Finished difference Result 629 states and 1041 transitions. [2021-10-21 20:15:55,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:55,604 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 99 [2021-10-21 20:15:55,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:55,607 INFO L225 Difference]: With dead ends: 629 [2021-10-21 20:15:55,607 INFO L226 Difference]: Without dead ends: 334 [2021-10-21 20:15:55,611 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:55,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2021-10-21 20:15:55,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 332. [2021-10-21 20:15:55,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 332 states, 331 states have (on average 1.6525679758308156) internal successors, (547), 331 states have internal predecessors, (547), 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) [2021-10-21 20:15:55,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 547 transitions. [2021-10-21 20:15:55,624 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 547 transitions. Word has length 99 [2021-10-21 20:15:55,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:55,625 INFO L470 AbstractCegarLoop]: Abstraction has 332 states and 547 transitions. [2021-10-21 20:15:55,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2021-10-21 20:15:55,625 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 547 transitions. [2021-10-21 20:15:55,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-10-21 20:15:55,627 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:55,627 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:15:55,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-21 20:15:55,627 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:55,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:55,628 INFO L82 PathProgramCache]: Analyzing trace with hash -85258053, now seen corresponding path program 1 times [2021-10-21 20:15:55,628 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:55,629 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195616932] [2021-10-21 20:15:55,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:55,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:55,685 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 20:15:55,685 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:55,685 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195616932] [2021-10-21 20:15:55,685 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195616932] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:55,686 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:55,686 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:55,686 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839576689] [2021-10-21 20:15:55,686 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:55,687 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:55,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:55,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:55,688 INFO L87 Difference]: Start difference. First operand 332 states and 547 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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) [2021-10-21 20:15:55,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:55,802 INFO L93 Difference]: Finished difference Result 690 states and 1141 transitions. [2021-10-21 20:15:55,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:55,803 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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 100 [2021-10-21 20:15:55,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:55,805 INFO L225 Difference]: With dead ends: 690 [2021-10-21 20:15:55,805 INFO L226 Difference]: Without dead ends: 366 [2021-10-21 20:15:55,806 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:55,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2021-10-21 20:15:55,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 359. [2021-10-21 20:15:55,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 358 states have (on average 1.6452513966480447) internal successors, (589), 358 states have internal predecessors, (589), 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) [2021-10-21 20:15:55,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 589 transitions. [2021-10-21 20:15:55,820 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 589 transitions. Word has length 100 [2021-10-21 20:15:55,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:55,821 INFO L470 AbstractCegarLoop]: Abstraction has 359 states and 589 transitions. [2021-10-21 20:15:55,821 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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) [2021-10-21 20:15:55,821 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 589 transitions. [2021-10-21 20:15:55,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-10-21 20:15:55,823 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:55,823 INFO L512 BasicCegarLoop]: trace histogram [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] [2021-10-21 20:15:55,823 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-21 20:15:55,824 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:55,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:55,824 INFO L82 PathProgramCache]: Analyzing trace with hash 149056915, now seen corresponding path program 1 times [2021-10-21 20:15:55,824 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:55,826 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167797850] [2021-10-21 20:15:55,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:55,827 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:55,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:55,871 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 20:15:55,872 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:55,872 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167797850] [2021-10-21 20:15:55,872 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167797850] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:55,872 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:55,872 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:55,873 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506158697] [2021-10-21 20:15:55,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:55,873 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:55,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:55,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:55,876 INFO L87 Difference]: Start difference. First operand 359 states and 589 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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) [2021-10-21 20:15:55,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:55,992 INFO L93 Difference]: Finished difference Result 712 states and 1168 transitions. [2021-10-21 20:15:55,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:55,993 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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 100 [2021-10-21 20:15:55,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:55,995 INFO L225 Difference]: With dead ends: 712 [2021-10-21 20:15:55,996 INFO L226 Difference]: Without dead ends: 361 [2021-10-21 20:15:55,996 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:55,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2021-10-21 20:15:56,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 359. [2021-10-21 20:15:56,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 358 states have (on average 1.6340782122905029) internal successors, (585), 358 states have internal predecessors, (585), 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) [2021-10-21 20:15:56,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 585 transitions. [2021-10-21 20:15:56,013 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 585 transitions. Word has length 100 [2021-10-21 20:15:56,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:56,014 INFO L470 AbstractCegarLoop]: Abstraction has 359 states and 585 transitions. [2021-10-21 20:15:56,014 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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) [2021-10-21 20:15:56,014 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 585 transitions. [2021-10-21 20:15:56,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-21 20:15:56,015 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:56,016 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:15:56,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-21 20:15:56,016 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:56,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:56,017 INFO L82 PathProgramCache]: Analyzing trace with hash -692060190, now seen corresponding path program 1 times [2021-10-21 20:15:56,017 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:56,017 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465404806] [2021-10-21 20:15:56,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:56,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:56,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:56,061 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-21 20:15:56,061 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:56,062 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465404806] [2021-10-21 20:15:56,062 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465404806] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:56,062 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:56,062 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:56,062 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101669541] [2021-10-21 20:15:56,063 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:56,063 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:56,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:56,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:56,064 INFO L87 Difference]: Start difference. First operand 359 states and 585 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 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) [2021-10-21 20:15:56,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:56,185 INFO L93 Difference]: Finished difference Result 717 states and 1170 transitions. [2021-10-21 20:15:56,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:56,185 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 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 101 [2021-10-21 20:15:56,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:56,188 INFO L225 Difference]: With dead ends: 717 [2021-10-21 20:15:56,188 INFO L226 Difference]: Without dead ends: 366 [2021-10-21 20:15:56,189 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:56,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2021-10-21 20:15:56,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 359. [2021-10-21 20:15:56,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 358 states have (on average 1.6201117318435754) internal successors, (580), 358 states have internal predecessors, (580), 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) [2021-10-21 20:15:56,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 580 transitions. [2021-10-21 20:15:56,205 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 580 transitions. Word has length 101 [2021-10-21 20:15:56,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:56,206 INFO L470 AbstractCegarLoop]: Abstraction has 359 states and 580 transitions. [2021-10-21 20:15:56,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 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) [2021-10-21 20:15:56,206 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 580 transitions. [2021-10-21 20:15:56,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-10-21 20:15:56,207 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:56,208 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:15:56,208 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-21 20:15:56,208 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:56,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:56,209 INFO L82 PathProgramCache]: Analyzing trace with hash -1838364151, now seen corresponding path program 1 times [2021-10-21 20:15:56,209 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:56,209 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139186888] [2021-10-21 20:15:56,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:56,209 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:56,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:56,241 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-21 20:15:56,242 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:56,242 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139186888] [2021-10-21 20:15:56,242 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139186888] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:56,242 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:56,242 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:56,242 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527965028] [2021-10-21 20:15:56,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:56,243 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:56,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:56,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:56,244 INFO L87 Difference]: Start difference. First operand 359 states and 580 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2021-10-21 20:15:56,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:56,363 INFO L93 Difference]: Finished difference Result 735 states and 1189 transitions. [2021-10-21 20:15:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:56,363 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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 105 [2021-10-21 20:15:56,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:56,366 INFO L225 Difference]: With dead ends: 735 [2021-10-21 20:15:56,366 INFO L226 Difference]: Without dead ends: 384 [2021-10-21 20:15:56,367 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:56,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2021-10-21 20:15:56,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 380. [2021-10-21 20:15:56,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 380 states, 379 states have (on average 1.6068601583113455) internal successors, (609), 379 states have internal predecessors, (609), 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) [2021-10-21 20:15:56,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 609 transitions. [2021-10-21 20:15:56,385 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 609 transitions. Word has length 105 [2021-10-21 20:15:56,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:56,385 INFO L470 AbstractCegarLoop]: Abstraction has 380 states and 609 transitions. [2021-10-21 20:15:56,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2021-10-21 20:15:56,385 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 609 transitions. [2021-10-21 20:15:56,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-10-21 20:15:56,387 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:56,387 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:15:56,387 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-21 20:15:56,388 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:56,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:56,388 INFO L82 PathProgramCache]: Analyzing trace with hash 759513378, now seen corresponding path program 1 times [2021-10-21 20:15:56,388 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:56,389 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379939252] [2021-10-21 20:15:56,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:56,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:56,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:56,424 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-21 20:15:56,424 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:56,425 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379939252] [2021-10-21 20:15:56,425 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379939252] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:56,425 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:56,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:56,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613966985] [2021-10-21 20:15:56,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:56,426 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:56,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:56,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:56,427 INFO L87 Difference]: Start difference. First operand 380 states and 609 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 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) [2021-10-21 20:15:56,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:56,537 INFO L93 Difference]: Finished difference Result 756 states and 1212 transitions. [2021-10-21 20:15:56,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:56,537 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 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 106 [2021-10-21 20:15:56,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:56,540 INFO L225 Difference]: With dead ends: 756 [2021-10-21 20:15:56,540 INFO L226 Difference]: Without dead ends: 384 [2021-10-21 20:15:56,541 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:56,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2021-10-21 20:15:56,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 380. [2021-10-21 20:15:56,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 380 states, 379 states have (on average 1.5910290237467017) internal successors, (603), 379 states have internal predecessors, (603), 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) [2021-10-21 20:15:56,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 603 transitions. [2021-10-21 20:15:56,557 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 603 transitions. Word has length 106 [2021-10-21 20:15:56,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:56,557 INFO L470 AbstractCegarLoop]: Abstraction has 380 states and 603 transitions. [2021-10-21 20:15:56,558 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 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) [2021-10-21 20:15:56,558 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 603 transitions. [2021-10-21 20:15:56,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-21 20:15:56,559 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:56,560 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2021-10-21 20:15:56,560 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-21 20:15:56,560 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:56,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:56,561 INFO L82 PathProgramCache]: Analyzing trace with hash 112174862, now seen corresponding path program 1 times [2021-10-21 20:15:56,561 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:56,561 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118826957] [2021-10-21 20:15:56,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:56,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:56,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:56,608 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-10-21 20:15:56,608 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:56,608 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118826957] [2021-10-21 20:15:56,608 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118826957] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:56,610 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:56,610 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:56,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723460138] [2021-10-21 20:15:56,611 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:56,611 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:56,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:56,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:56,612 INFO L87 Difference]: Start difference. First operand 380 states and 603 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 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) [2021-10-21 20:15:56,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:56,656 INFO L93 Difference]: Finished difference Result 752 states and 1194 transitions. [2021-10-21 20:15:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:56,657 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 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 121 [2021-10-21 20:15:56,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:56,661 INFO L225 Difference]: With dead ends: 752 [2021-10-21 20:15:56,662 INFO L226 Difference]: Without dead ends: 750 [2021-10-21 20:15:56,664 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:56,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 750 states. [2021-10-21 20:15:56,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 750 to 750. [2021-10-21 20:15:56,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 750 states, 749 states have (on average 1.5901201602136181) internal successors, (1191), 749 states have internal predecessors, (1191), 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) [2021-10-21 20:15:56,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 750 states and 1191 transitions. [2021-10-21 20:15:56,694 INFO L78 Accepts]: Start accepts. Automaton has 750 states and 1191 transitions. Word has length 121 [2021-10-21 20:15:56,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:56,694 INFO L470 AbstractCegarLoop]: Abstraction has 750 states and 1191 transitions. [2021-10-21 20:15:56,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 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) [2021-10-21 20:15:56,694 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1191 transitions. [2021-10-21 20:15:56,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-10-21 20:15:56,697 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:56,697 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:15:56,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-21 20:15:56,697 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:56,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:56,698 INFO L82 PathProgramCache]: Analyzing trace with hash 175328748, now seen corresponding path program 1 times [2021-10-21 20:15:56,698 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:56,700 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934002212] [2021-10-21 20:15:56,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:56,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:56,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:56,744 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-21 20:15:56,744 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:56,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934002212] [2021-10-21 20:15:56,747 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934002212] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:56,747 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:56,747 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:56,747 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591742644] [2021-10-21 20:15:56,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:56,748 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:56,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:56,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:56,749 INFO L87 Difference]: Start difference. First operand 750 states and 1191 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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) [2021-10-21 20:15:56,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:56,901 INFO L93 Difference]: Finished difference Result 1576 states and 2506 transitions. [2021-10-21 20:15:56,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:56,901 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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 122 [2021-10-21 20:15:56,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:56,906 INFO L225 Difference]: With dead ends: 1576 [2021-10-21 20:15:56,907 INFO L226 Difference]: Without dead ends: 834 [2021-10-21 20:15:56,908 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:56,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 834 states. [2021-10-21 20:15:56,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 834 to 826. [2021-10-21 20:15:56,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 826 states, 825 states have (on average 1.5866666666666667) internal successors, (1309), 825 states have internal predecessors, (1309), 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) [2021-10-21 20:15:56,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 826 states and 1309 transitions. [2021-10-21 20:15:56,945 INFO L78 Accepts]: Start accepts. Automaton has 826 states and 1309 transitions. Word has length 122 [2021-10-21 20:15:56,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:56,945 INFO L470 AbstractCegarLoop]: Abstraction has 826 states and 1309 transitions. [2021-10-21 20:15:56,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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) [2021-10-21 20:15:56,946 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1309 transitions. [2021-10-21 20:15:56,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-10-21 20:15:56,948 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:56,948 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2021-10-21 20:15:56,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-21 20:15:56,949 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:56,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:56,949 INFO L82 PathProgramCache]: Analyzing trace with hash -772997618, now seen corresponding path program 1 times [2021-10-21 20:15:56,949 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:56,950 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413792953] [2021-10-21 20:15:56,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:56,950 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:56,987 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-21 20:15:56,987 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:56,987 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413792953] [2021-10-21 20:15:56,988 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413792953] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:56,988 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:56,988 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:56,988 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336279570] [2021-10-21 20:15:56,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:56,989 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:56,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:56,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:56,990 INFO L87 Difference]: Start difference. First operand 826 states and 1309 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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) [2021-10-21 20:15:57,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:57,137 INFO L93 Difference]: Finished difference Result 1652 states and 2618 transitions. [2021-10-21 20:15:57,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:57,138 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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 123 [2021-10-21 20:15:57,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:57,143 INFO L225 Difference]: With dead ends: 1652 [2021-10-21 20:15:57,143 INFO L226 Difference]: Without dead ends: 830 [2021-10-21 20:15:57,144 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:57,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 830 states. [2021-10-21 20:15:57,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 830 to 822. [2021-10-21 20:15:57,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 822 states, 821 states have (on average 1.5797807551766139) internal successors, (1297), 821 states have internal predecessors, (1297), 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) [2021-10-21 20:15:57,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 822 states and 1297 transitions. [2021-10-21 20:15:57,179 INFO L78 Accepts]: Start accepts. Automaton has 822 states and 1297 transitions. Word has length 123 [2021-10-21 20:15:57,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:57,179 INFO L470 AbstractCegarLoop]: Abstraction has 822 states and 1297 transitions. [2021-10-21 20:15:57,180 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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) [2021-10-21 20:15:57,180 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1297 transitions. [2021-10-21 20:15:57,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-21 20:15:57,183 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:57,183 INFO L512 BasicCegarLoop]: trace histogram [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, 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] [2021-10-21 20:15:57,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-21 20:15:57,183 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:57,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:57,184 INFO L82 PathProgramCache]: Analyzing trace with hash 733239163, now seen corresponding path program 1 times [2021-10-21 20:15:57,184 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:57,184 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521473334] [2021-10-21 20:15:57,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:57,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:57,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:57,223 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-10-21 20:15:57,223 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:57,223 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521473334] [2021-10-21 20:15:57,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521473334] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:57,224 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:57,224 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:57,224 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465135519] [2021-10-21 20:15:57,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:57,225 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:57,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:57,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:57,226 INFO L87 Difference]: Start difference. First operand 822 states and 1297 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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) [2021-10-21 20:15:57,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:57,385 INFO L93 Difference]: Finished difference Result 1712 states and 2702 transitions. [2021-10-21 20:15:57,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:57,386 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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 155 [2021-10-21 20:15:57,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:57,391 INFO L225 Difference]: With dead ends: 1712 [2021-10-21 20:15:57,392 INFO L226 Difference]: Without dead ends: 898 [2021-10-21 20:15:57,393 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:57,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2021-10-21 20:15:57,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 894. [2021-10-21 20:15:57,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 894 states, 893 states have (on average 1.5733482642777155) internal successors, (1405), 893 states have internal predecessors, (1405), 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) [2021-10-21 20:15:57,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 894 states and 1405 transitions. [2021-10-21 20:15:57,430 INFO L78 Accepts]: Start accepts. Automaton has 894 states and 1405 transitions. Word has length 155 [2021-10-21 20:15:57,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:57,431 INFO L470 AbstractCegarLoop]: Abstraction has 894 states and 1405 transitions. [2021-10-21 20:15:57,431 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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) [2021-10-21 20:15:57,431 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1405 transitions. [2021-10-21 20:15:57,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-10-21 20:15:57,434 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:57,434 INFO L512 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:15:57,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-21 20:15:57,435 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:57,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:57,435 INFO L82 PathProgramCache]: Analyzing trace with hash -834114823, now seen corresponding path program 1 times [2021-10-21 20:15:57,435 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:57,435 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220229918] [2021-10-21 20:15:57,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:57,436 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:57,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:57,473 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-10-21 20:15:57,474 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:57,474 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220229918] [2021-10-21 20:15:57,474 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220229918] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:57,474 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:57,474 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:57,475 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947540249] [2021-10-21 20:15:57,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:57,476 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:57,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:57,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:57,478 INFO L87 Difference]: Start difference. First operand 894 states and 1405 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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) [2021-10-21 20:15:57,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:57,624 INFO L93 Difference]: Finished difference Result 1784 states and 2802 transitions. [2021-10-21 20:15:57,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:57,624 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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 156 [2021-10-21 20:15:57,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:57,629 INFO L225 Difference]: With dead ends: 1784 [2021-10-21 20:15:57,630 INFO L226 Difference]: Without dead ends: 894 [2021-10-21 20:15:57,631 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:57,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 894 states. [2021-10-21 20:15:57,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 894 to 890. [2021-10-21 20:15:57,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 890 states, 889 states have (on average 1.5646794150731158) internal successors, (1391), 889 states have internal predecessors, (1391), 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) [2021-10-21 20:15:57,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 890 states and 1391 transitions. [2021-10-21 20:15:57,670 INFO L78 Accepts]: Start accepts. Automaton has 890 states and 1391 transitions. Word has length 156 [2021-10-21 20:15:57,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:57,671 INFO L470 AbstractCegarLoop]: Abstraction has 890 states and 1391 transitions. [2021-10-21 20:15:57,671 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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) [2021-10-21 20:15:57,671 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1391 transitions. [2021-10-21 20:15:57,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-10-21 20:15:57,674 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:57,675 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 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, 3, 3, 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] [2021-10-21 20:15:57,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-21 20:15:57,675 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:57,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:57,676 INFO L82 PathProgramCache]: Analyzing trace with hash 1569447121, now seen corresponding path program 1 times [2021-10-21 20:15:57,676 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:57,676 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589818840] [2021-10-21 20:15:57,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:57,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:57,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:57,714 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2021-10-21 20:15:57,715 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:57,715 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589818840] [2021-10-21 20:15:57,715 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589818840] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:57,715 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:57,715 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:57,716 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096718029] [2021-10-21 20:15:57,716 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:57,716 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:57,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:57,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:57,717 INFO L87 Difference]: Start difference. First operand 890 states and 1391 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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) [2021-10-21 20:15:57,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:57,864 INFO L93 Difference]: Finished difference Result 1844 states and 2882 transitions. [2021-10-21 20:15:57,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:57,864 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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 186 [2021-10-21 20:15:57,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:57,870 INFO L225 Difference]: With dead ends: 1844 [2021-10-21 20:15:57,870 INFO L226 Difference]: Without dead ends: 962 [2021-10-21 20:15:57,880 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:57,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 962 states. [2021-10-21 20:15:57,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 962 to 958. [2021-10-21 20:15:57,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 958 states, 957 states have (on average 1.555903866248694) internal successors, (1489), 957 states have internal predecessors, (1489), 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) [2021-10-21 20:15:57,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 958 states and 1489 transitions. [2021-10-21 20:15:57,919 INFO L78 Accepts]: Start accepts. Automaton has 958 states and 1489 transitions. Word has length 186 [2021-10-21 20:15:57,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:57,920 INFO L470 AbstractCegarLoop]: Abstraction has 958 states and 1489 transitions. [2021-10-21 20:15:57,920 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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) [2021-10-21 20:15:57,920 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1489 transitions. [2021-10-21 20:15:57,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-10-21 20:15:57,924 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:57,924 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 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, 3, 3, 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] [2021-10-21 20:15:57,924 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-10-21 20:15:57,924 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:57,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:57,925 INFO L82 PathProgramCache]: Analyzing trace with hash -1139700173, now seen corresponding path program 1 times [2021-10-21 20:15:57,925 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:57,925 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321973596] [2021-10-21 20:15:57,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:57,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:57,965 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2021-10-21 20:15:57,965 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:57,966 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321973596] [2021-10-21 20:15:57,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321973596] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:57,966 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:57,966 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:57,966 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244280394] [2021-10-21 20:15:57,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:57,968 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:57,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:57,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:57,969 INFO L87 Difference]: Start difference. First operand 958 states and 1489 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 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) [2021-10-21 20:15:58,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:58,125 INFO L93 Difference]: Finished difference Result 1912 states and 2970 transitions. [2021-10-21 20:15:58,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:58,126 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 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 187 [2021-10-21 20:15:58,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:58,131 INFO L225 Difference]: With dead ends: 1912 [2021-10-21 20:15:58,131 INFO L226 Difference]: Without dead ends: 958 [2021-10-21 20:15:58,133 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:58,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 958 states. [2021-10-21 20:15:58,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 958 to 954. [2021-10-21 20:15:58,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 954 states, 953 states have (on average 1.545645330535152) internal successors, (1473), 953 states have internal predecessors, (1473), 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) [2021-10-21 20:15:58,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 954 states and 1473 transitions. [2021-10-21 20:15:58,179 INFO L78 Accepts]: Start accepts. Automaton has 954 states and 1473 transitions. Word has length 187 [2021-10-21 20:15:58,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:58,180 INFO L470 AbstractCegarLoop]: Abstraction has 954 states and 1473 transitions. [2021-10-21 20:15:58,180 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 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) [2021-10-21 20:15:58,180 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1473 transitions. [2021-10-21 20:15:58,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-10-21 20:15:58,184 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:58,184 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-21 20:15:58,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-10-21 20:15:58,185 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:58,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:58,185 INFO L82 PathProgramCache]: Analyzing trace with hash 449451538, now seen corresponding path program 1 times [2021-10-21 20:15:58,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:58,185 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60029124] [2021-10-21 20:15:58,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:58,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:58,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:58,220 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2021-10-21 20:15:58,221 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:58,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60029124] [2021-10-21 20:15:58,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60029124] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:58,221 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:58,221 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:58,221 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335842078] [2021-10-21 20:15:58,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:58,222 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:58,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:58,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:58,223 INFO L87 Difference]: Start difference. First operand 954 states and 1473 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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) [2021-10-21 20:15:58,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:58,371 INFO L93 Difference]: Finished difference Result 1974 states and 3056 transitions. [2021-10-21 20:15:58,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:58,371 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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 204 [2021-10-21 20:15:58,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:58,377 INFO L225 Difference]: With dead ends: 1974 [2021-10-21 20:15:58,378 INFO L226 Difference]: Without dead ends: 1028 [2021-10-21 20:15:58,379 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:58,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1028 states. [2021-10-21 20:15:58,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1028 to 1004. [2021-10-21 20:15:58,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1004 states, 1003 states have (on average 1.5324027916251246) internal successors, (1537), 1003 states have internal predecessors, (1537), 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) [2021-10-21 20:15:58,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 1004 states and 1537 transitions. [2021-10-21 20:15:58,435 INFO L78 Accepts]: Start accepts. Automaton has 1004 states and 1537 transitions. Word has length 204 [2021-10-21 20:15:58,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:58,436 INFO L470 AbstractCegarLoop]: Abstraction has 1004 states and 1537 transitions. [2021-10-21 20:15:58,436 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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) [2021-10-21 20:15:58,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1537 transitions. [2021-10-21 20:15:58,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-10-21 20:15:58,440 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:58,440 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-21 20:15:58,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-10-21 20:15:58,441 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:58,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:58,441 INFO L82 PathProgramCache]: Analyzing trace with hash 1353531801, now seen corresponding path program 1 times [2021-10-21 20:15:58,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:58,442 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200892071] [2021-10-21 20:15:58,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:58,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:58,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:58,480 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2021-10-21 20:15:58,480 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:58,480 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200892071] [2021-10-21 20:15:58,480 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200892071] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:58,480 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:58,481 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:58,481 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052270253] [2021-10-21 20:15:58,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:58,481 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:58,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:58,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:58,482 INFO L87 Difference]: Start difference. First operand 1004 states and 1537 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 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) [2021-10-21 20:15:58,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:58,627 INFO L93 Difference]: Finished difference Result 2024 states and 3102 transitions. [2021-10-21 20:15:58,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:58,627 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 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 205 [2021-10-21 20:15:58,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:58,633 INFO L225 Difference]: With dead ends: 2024 [2021-10-21 20:15:58,634 INFO L226 Difference]: Without dead ends: 1028 [2021-10-21 20:15:58,635 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:58,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1028 states. [2021-10-21 20:15:58,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1028 to 1004. [2021-10-21 20:15:58,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1004 states, 1003 states have (on average 1.514456630109671) internal successors, (1519), 1003 states have internal predecessors, (1519), 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) [2021-10-21 20:15:58,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 1004 states and 1519 transitions. [2021-10-21 20:15:58,686 INFO L78 Accepts]: Start accepts. Automaton has 1004 states and 1519 transitions. Word has length 205 [2021-10-21 20:15:58,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:58,686 INFO L470 AbstractCegarLoop]: Abstraction has 1004 states and 1519 transitions. [2021-10-21 20:15:58,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 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) [2021-10-21 20:15:58,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1519 transitions. [2021-10-21 20:15:58,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-10-21 20:15:58,691 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:58,691 INFO L512 BasicCegarLoop]: trace histogram [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, 4, 4, 3, 3, 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] [2021-10-21 20:15:58,691 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-10-21 20:15:58,691 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:58,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:58,693 INFO L82 PathProgramCache]: Analyzing trace with hash -929225253, now seen corresponding path program 1 times [2021-10-21 20:15:58,693 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:58,693 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700592030] [2021-10-21 20:15:58,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:58,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:58,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:58,739 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2021-10-21 20:15:58,739 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:58,740 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700592030] [2021-10-21 20:15:58,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700592030] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:58,740 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:58,740 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:58,740 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309535118] [2021-10-21 20:15:58,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:58,741 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:58,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:58,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:58,742 INFO L87 Difference]: Start difference. First operand 1004 states and 1519 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 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) [2021-10-21 20:15:58,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:58,913 INFO L93 Difference]: Finished difference Result 2008 states and 3036 transitions. [2021-10-21 20:15:58,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:58,914 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 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 217 [2021-10-21 20:15:58,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:58,919 INFO L225 Difference]: With dead ends: 2008 [2021-10-21 20:15:58,919 INFO L226 Difference]: Without dead ends: 1012 [2021-10-21 20:15:58,921 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:58,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1012 states. [2021-10-21 20:15:58,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1012 to 1004. [2021-10-21 20:15:58,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1004 states, 1003 states have (on average 1.502492522432702) internal successors, (1507), 1003 states have internal predecessors, (1507), 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) [2021-10-21 20:15:58,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 1004 states and 1507 transitions. [2021-10-21 20:15:58,968 INFO L78 Accepts]: Start accepts. Automaton has 1004 states and 1507 transitions. Word has length 217 [2021-10-21 20:15:58,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:58,969 INFO L470 AbstractCegarLoop]: Abstraction has 1004 states and 1507 transitions. [2021-10-21 20:15:58,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 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) [2021-10-21 20:15:58,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1507 transitions. [2021-10-21 20:15:58,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-10-21 20:15:58,973 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:58,973 INFO L512 BasicCegarLoop]: trace histogram [6, 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, 4, 4, 3, 3, 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] [2021-10-21 20:15:58,973 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-10-21 20:15:58,974 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:58,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:58,974 INFO L82 PathProgramCache]: Analyzing trace with hash 2118002585, now seen corresponding path program 1 times [2021-10-21 20:15:58,974 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:58,975 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81608669] [2021-10-21 20:15:58,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:58,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:58,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:59,023 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2021-10-21 20:15:59,024 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:59,024 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81608669] [2021-10-21 20:15:59,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81608669] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:59,024 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:59,024 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:59,025 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521504683] [2021-10-21 20:15:59,025 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:59,025 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:59,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:59,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:59,026 INFO L87 Difference]: Start difference. First operand 1004 states and 1507 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 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) [2021-10-21 20:15:59,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:59,180 INFO L93 Difference]: Finished difference Result 2008 states and 3012 transitions. [2021-10-21 20:15:59,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:59,185 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 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 218 [2021-10-21 20:15:59,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:59,191 INFO L225 Difference]: With dead ends: 2008 [2021-10-21 20:15:59,191 INFO L226 Difference]: Without dead ends: 994 [2021-10-21 20:15:59,193 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:59,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 994 states. [2021-10-21 20:15:59,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 994 to 986. [2021-10-21 20:15:59,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 986 states, 985 states have (on average 1.4913705583756345) internal successors, (1469), 985 states have internal predecessors, (1469), 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) [2021-10-21 20:15:59,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 986 states and 1469 transitions. [2021-10-21 20:15:59,240 INFO L78 Accepts]: Start accepts. Automaton has 986 states and 1469 transitions. Word has length 218 [2021-10-21 20:15:59,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:59,240 INFO L470 AbstractCegarLoop]: Abstraction has 986 states and 1469 transitions. [2021-10-21 20:15:59,240 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 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) [2021-10-21 20:15:59,240 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1469 transitions. [2021-10-21 20:15:59,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-10-21 20:15:59,245 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:59,246 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-21 20:15:59,246 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-10-21 20:15:59,246 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:59,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:59,247 INFO L82 PathProgramCache]: Analyzing trace with hash 1080917184, now seen corresponding path program 1 times [2021-10-21 20:15:59,247 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:59,247 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970256133] [2021-10-21 20:15:59,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:59,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:59,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:59,288 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2021-10-21 20:15:59,288 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:59,289 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970256133] [2021-10-21 20:15:59,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970256133] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:59,289 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:59,289 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:59,289 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849771028] [2021-10-21 20:15:59,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:59,290 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:59,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:59,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:59,291 INFO L87 Difference]: Start difference. First operand 986 states and 1469 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 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) [2021-10-21 20:15:59,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:59,449 INFO L93 Difference]: Finished difference Result 2016 states and 3008 transitions. [2021-10-21 20:15:59,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:59,450 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 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 224 [2021-10-21 20:15:59,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:59,456 INFO L225 Difference]: With dead ends: 2016 [2021-10-21 20:15:59,456 INFO L226 Difference]: Without dead ends: 1038 [2021-10-21 20:15:59,458 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:59,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2021-10-21 20:15:59,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1032. [2021-10-21 20:15:59,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1032 states, 1031 states have (on average 1.4772065955383122) internal successors, (1523), 1031 states have internal predecessors, (1523), 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) [2021-10-21 20:15:59,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 1032 states and 1523 transitions. [2021-10-21 20:15:59,514 INFO L78 Accepts]: Start accepts. Automaton has 1032 states and 1523 transitions. Word has length 224 [2021-10-21 20:15:59,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:59,515 INFO L470 AbstractCegarLoop]: Abstraction has 1032 states and 1523 transitions. [2021-10-21 20:15:59,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 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) [2021-10-21 20:15:59,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1523 transitions. [2021-10-21 20:15:59,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-10-21 20:15:59,519 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:59,520 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-21 20:15:59,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-10-21 20:15:59,520 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:59,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:59,521 INFO L82 PathProgramCache]: Analyzing trace with hash -1544536537, now seen corresponding path program 1 times [2021-10-21 20:15:59,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:59,521 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83085766] [2021-10-21 20:15:59,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:59,521 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:59,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:59,556 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2021-10-21 20:15:59,556 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:59,556 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83085766] [2021-10-21 20:15:59,559 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83085766] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:15:59,559 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:15:59,559 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:15:59,559 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964481297] [2021-10-21 20:15:59,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:15:59,560 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:15:59,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:15:59,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:59,561 INFO L87 Difference]: Start difference. First operand 1032 states and 1523 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 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) [2021-10-21 20:15:59,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:15:59,704 INFO L93 Difference]: Finished difference Result 2062 states and 3042 transitions. [2021-10-21 20:15:59,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:15:59,704 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 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 225 [2021-10-21 20:15:59,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:15:59,710 INFO L225 Difference]: With dead ends: 2062 [2021-10-21 20:15:59,710 INFO L226 Difference]: Without dead ends: 1030 [2021-10-21 20:15:59,711 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:15:59,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1030 states. [2021-10-21 20:15:59,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1030 to 1024. [2021-10-21 20:15:59,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1024 states, 1023 states have (on average 1.4574780058651027) internal successors, (1491), 1023 states have internal predecessors, (1491), 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) [2021-10-21 20:15:59,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 1024 states and 1491 transitions. [2021-10-21 20:15:59,761 INFO L78 Accepts]: Start accepts. Automaton has 1024 states and 1491 transitions. Word has length 225 [2021-10-21 20:15:59,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:15:59,761 INFO L470 AbstractCegarLoop]: Abstraction has 1024 states and 1491 transitions. [2021-10-21 20:15:59,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 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) [2021-10-21 20:15:59,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1491 transitions. [2021-10-21 20:15:59,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-10-21 20:15:59,766 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:15:59,766 INFO L512 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 7, 7, 6, 6, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-21 20:15:59,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-10-21 20:15:59,767 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:15:59,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:15:59,767 INFO L82 PathProgramCache]: Analyzing trace with hash 454513996, now seen corresponding path program 1 times [2021-10-21 20:15:59,767 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:15:59,767 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572576443] [2021-10-21 20:15:59,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:59,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:15:59,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:59,833 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 466 proven. 26 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2021-10-21 20:15:59,833 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:15:59,834 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572576443] [2021-10-21 20:15:59,834 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572576443] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:15:59,834 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [382730793] [2021-10-21 20:15:59,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:15:59,835 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:15:59,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:15:59,838 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 20:15:59,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-21 20:15:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:15:59,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 20:16:00,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:16:00,788 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 427 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-10-21 20:16:00,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [382730793] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:00,789 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-21 20:16:00,789 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-10-21 20:16:00,789 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766805463] [2021-10-21 20:16:00,790 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:16:00,790 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:00,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:16:00,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:16:00,791 INFO L87 Difference]: Start difference. First operand 1024 states and 1491 transitions. Second operand has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 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) [2021-10-21 20:16:00,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:00,869 INFO L93 Difference]: Finished difference Result 2547 states and 3708 transitions. [2021-10-21 20:16:00,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:16:00,870 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 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 261 [2021-10-21 20:16:00,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:00,879 INFO L225 Difference]: With dead ends: 2547 [2021-10-21 20:16:00,879 INFO L226 Difference]: Without dead ends: 1531 [2021-10-21 20:16:00,881 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 264 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.6ms TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:16:00,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1531 states. [2021-10-21 20:16:00,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1531 to 1531. [2021-10-21 20:16:00,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1531 states, 1530 states have (on average 1.4562091503267973) internal successors, (2228), 1530 states have internal predecessors, (2228), 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) [2021-10-21 20:16:00,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1531 states and 2228 transitions. [2021-10-21 20:16:00,944 INFO L78 Accepts]: Start accepts. Automaton has 1531 states and 2228 transitions. Word has length 261 [2021-10-21 20:16:00,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:00,945 INFO L470 AbstractCegarLoop]: Abstraction has 1531 states and 2228 transitions. [2021-10-21 20:16:00,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 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) [2021-10-21 20:16:00,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 2228 transitions. [2021-10-21 20:16:00,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2021-10-21 20:16:00,951 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:00,951 INFO L512 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2021-10-21 20:16:00,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-21 20:16:01,169 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-10-21 20:16:01,170 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:01,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:01,170 INFO L82 PathProgramCache]: Analyzing trace with hash -1829254476, now seen corresponding path program 1 times [2021-10-21 20:16:01,170 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:01,170 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916853886] [2021-10-21 20:16:01,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:01,171 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:01,257 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2021-10-21 20:16:01,257 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:01,257 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916853886] [2021-10-21 20:16:01,258 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916853886] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:01,258 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:16:01,258 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:16:01,258 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440227833] [2021-10-21 20:16:01,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:16:01,259 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:01,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:16:01,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:16:01,260 INFO L87 Difference]: Start difference. First operand 1531 states and 2228 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 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) [2021-10-21 20:16:01,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:01,365 INFO L93 Difference]: Finished difference Result 4496 states and 6540 transitions. [2021-10-21 20:16:01,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:16:01,365 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 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 271 [2021-10-21 20:16:01,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:01,382 INFO L225 Difference]: With dead ends: 4496 [2021-10-21 20:16:01,382 INFO L226 Difference]: Without dead ends: 2973 [2021-10-21 20:16:01,384 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:16:01,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2973 states. [2021-10-21 20:16:01,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2973 to 2971. [2021-10-21 20:16:01,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2971 states, 2970 states have (on average 1.4525252525252526) internal successors, (4314), 2970 states have internal predecessors, (4314), 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) [2021-10-21 20:16:01,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 2971 states and 4314 transitions. [2021-10-21 20:16:01,516 INFO L78 Accepts]: Start accepts. Automaton has 2971 states and 4314 transitions. Word has length 271 [2021-10-21 20:16:01,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:01,517 INFO L470 AbstractCegarLoop]: Abstraction has 2971 states and 4314 transitions. [2021-10-21 20:16:01,517 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 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) [2021-10-21 20:16:01,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2971 states and 4314 transitions. [2021-10-21 20:16:01,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2021-10-21 20:16:01,539 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:01,540 INFO L512 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2021-10-21 20:16:01,540 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-10-21 20:16:01,540 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:01,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:01,541 INFO L82 PathProgramCache]: Analyzing trace with hash -86423524, now seen corresponding path program 1 times [2021-10-21 20:16:01,541 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:01,541 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903661110] [2021-10-21 20:16:01,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:01,542 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:01,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:01,602 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 535 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2021-10-21 20:16:01,602 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:01,602 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903661110] [2021-10-21 20:16:01,602 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903661110] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:01,603 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:16:01,603 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:16:01,603 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962468827] [2021-10-21 20:16:01,603 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:16:01,604 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:01,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:16:01,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:16:01,604 INFO L87 Difference]: Start difference. First operand 2971 states and 4314 transitions. Second operand has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 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) [2021-10-21 20:16:01,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:01,792 INFO L93 Difference]: Finished difference Result 6054 states and 8808 transitions. [2021-10-21 20:16:01,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:16:01,793 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 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 308 [2021-10-21 20:16:01,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:01,804 INFO L225 Difference]: With dead ends: 6054 [2021-10-21 20:16:01,804 INFO L226 Difference]: Without dead ends: 1980 [2021-10-21 20:16:01,809 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:16:01,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1980 states. [2021-10-21 20:16:01,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1980 to 1960. [2021-10-21 20:16:01,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1960 states, 1959 states have (on average 1.4282797345584481) internal successors, (2798), 1959 states have internal predecessors, (2798), 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) [2021-10-21 20:16:01,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 1960 states and 2798 transitions. [2021-10-21 20:16:01,891 INFO L78 Accepts]: Start accepts. Automaton has 1960 states and 2798 transitions. Word has length 308 [2021-10-21 20:16:01,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:01,891 INFO L470 AbstractCegarLoop]: Abstraction has 1960 states and 2798 transitions. [2021-10-21 20:16:01,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 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) [2021-10-21 20:16:01,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2798 transitions. [2021-10-21 20:16:01,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2021-10-21 20:16:01,912 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:01,912 INFO L512 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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] [2021-10-21 20:16:01,912 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-10-21 20:16:01,913 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:01,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:01,913 INFO L82 PathProgramCache]: Analyzing trace with hash 1520948552, now seen corresponding path program 1 times [2021-10-21 20:16:01,913 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:01,914 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896561399] [2021-10-21 20:16:01,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:01,914 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:01,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:01,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1397 backedges. 906 proven. 26 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2021-10-21 20:16:01,999 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:01,999 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896561399] [2021-10-21 20:16:01,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896561399] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:16:02,000 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1690901960] [2021-10-21 20:16:02,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:02,000 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:16:02,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:16:02,001 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 20:16:02,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-21 20:16:02,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:02,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-21 20:16:02,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:16:03,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1397 backedges. 906 proven. 26 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2021-10-21 20:16:03,080 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1690901960] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:16:03,080 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-21 20:16:03,080 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-10-21 20:16:03,080 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830544261] [2021-10-21 20:16:03,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 20:16:03,082 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:03,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 20:16:03,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:16:03,082 INFO L87 Difference]: Start difference. First operand 1960 states and 2798 transitions. Second operand has 4 states, 4 states have (on average 44.75) internal successors, (179), 4 states have internal predecessors, (179), 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) [2021-10-21 20:16:03,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:03,403 INFO L93 Difference]: Finished difference Result 4530 states and 6458 transitions. [2021-10-21 20:16:03,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:16:03,404 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 44.75) internal successors, (179), 4 states have internal predecessors, (179), 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 373 [2021-10-21 20:16:03,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:03,424 INFO L225 Difference]: With dead ends: 4530 [2021-10-21 20:16:03,430 INFO L226 Difference]: Without dead ends: 2534 [2021-10-21 20:16:03,432 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 375 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.2ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:16:03,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2534 states. [2021-10-21 20:16:03,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2534 to 1935. [2021-10-21 20:16:03,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1935 states, 1934 states have (on average 1.3846949327817994) internal successors, (2678), 1934 states have internal predecessors, (2678), 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) [2021-10-21 20:16:03,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1935 states and 2678 transitions. [2021-10-21 20:16:03,525 INFO L78 Accepts]: Start accepts. Automaton has 1935 states and 2678 transitions. Word has length 373 [2021-10-21 20:16:03,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:03,526 INFO L470 AbstractCegarLoop]: Abstraction has 1935 states and 2678 transitions. [2021-10-21 20:16:03,526 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 44.75) internal successors, (179), 4 states have internal predecessors, (179), 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) [2021-10-21 20:16:03,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2678 transitions. [2021-10-21 20:16:03,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 602 [2021-10-21 20:16:03,532 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:03,532 INFO L512 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 18, 17, 17, 16, 16, 15, 15, 14, 14, 14, 14, 12, 10, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 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] [2021-10-21 20:16:03,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-21 20:16:03,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:16:03,761 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:03,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:03,762 INFO L82 PathProgramCache]: Analyzing trace with hash -145524280, now seen corresponding path program 1 times [2021-10-21 20:16:03,762 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:03,762 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901650322] [2021-10-21 20:16:03,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:03,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:03,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:03,886 INFO L134 CoverageAnalysis]: Checked inductivity of 4011 backedges. 2317 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2021-10-21 20:16:03,886 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:03,886 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901650322] [2021-10-21 20:16:03,886 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901650322] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:16:03,886 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [710096813] [2021-10-21 20:16:03,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:03,887 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:16:03,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:16:03,888 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 20:16:03,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-21 20:16:04,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:04,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-21 20:16:04,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:16:05,553 INFO L134 CoverageAnalysis]: Checked inductivity of 4011 backedges. 2317 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2021-10-21 20:16:05,553 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [710096813] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:16:05,553 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-21 20:16:05,554 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-10-21 20:16:05,554 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251714010] [2021-10-21 20:16:05,555 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-21 20:16:05,555 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:05,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-21 20:16:05,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-21 20:16:05,556 INFO L87 Difference]: Start difference. First operand 1935 states and 2678 transitions. Second operand has 6 states, 6 states have (on average 46.333333333333336) internal successors, (278), 6 states have internal predecessors, (278), 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) [2021-10-21 20:16:05,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:05,858 INFO L93 Difference]: Finished difference Result 4773 states and 6635 transitions. [2021-10-21 20:16:05,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 20:16:05,859 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 46.333333333333336) internal successors, (278), 6 states have internal predecessors, (278), 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 601 [2021-10-21 20:16:05,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:05,877 INFO L225 Difference]: With dead ends: 4773 [2021-10-21 20:16:05,877 INFO L226 Difference]: Without dead ends: 2705 [2021-10-21 20:16:05,880 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 606 GetRequests, 601 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 14.7ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 20:16:05,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2705 states. [2021-10-21 20:16:05,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2705 to 1935. [2021-10-21 20:16:06,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1935 states, 1934 states have (on average 1.3846949327817994) internal successors, (2678), 1934 states have internal predecessors, (2678), 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) [2021-10-21 20:16:06,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1935 states and 2678 transitions. [2021-10-21 20:16:06,006 INFO L78 Accepts]: Start accepts. Automaton has 1935 states and 2678 transitions. Word has length 601 [2021-10-21 20:16:06,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:06,007 INFO L470 AbstractCegarLoop]: Abstraction has 1935 states and 2678 transitions. [2021-10-21 20:16:06,008 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 46.333333333333336) internal successors, (278), 6 states have internal predecessors, (278), 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) [2021-10-21 20:16:06,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2678 transitions. [2021-10-21 20:16:06,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 669 [2021-10-21 20:16:06,015 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:06,015 INFO L512 BasicCegarLoop]: trace histogram [23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 22, 22, 21, 21, 21, 19, 19, 17, 17, 15, 15, 13, 13, 13, 13, 11, 9, 9, 7, 7, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:16:06,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-21 20:16:06,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-10-21 20:16:06,229 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:06,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:06,230 INFO L82 PathProgramCache]: Analyzing trace with hash 1751516873, now seen corresponding path program 1 times [2021-10-21 20:16:06,230 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:06,230 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179548297] [2021-10-21 20:16:06,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:06,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:06,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:06,374 INFO L134 CoverageAnalysis]: Checked inductivity of 5248 backedges. 2921 proven. 0 refuted. 0 times theorem prover too weak. 2327 trivial. 0 not checked. [2021-10-21 20:16:06,375 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:06,375 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179548297] [2021-10-21 20:16:06,375 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179548297] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:06,375 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:16:06,375 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:16:06,376 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864924792] [2021-10-21 20:16:06,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:16:06,377 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:06,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:16:06,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:16:06,377 INFO L87 Difference]: Start difference. First operand 1935 states and 2678 transitions. Second operand has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 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) [2021-10-21 20:16:06,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:06,540 INFO L93 Difference]: Finished difference Result 3898 states and 5388 transitions. [2021-10-21 20:16:06,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:16:06,540 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 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 668 [2021-10-21 20:16:06,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:06,546 INFO L225 Difference]: With dead ends: 3898 [2021-10-21 20:16:06,546 INFO L226 Difference]: Without dead ends: 1971 [2021-10-21 20:16:06,549 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:16:06,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1971 states. [2021-10-21 20:16:06,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1971 to 1935. [2021-10-21 20:16:06,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1935 states, 1934 states have (on average 1.37435367114788) internal successors, (2658), 1934 states have internal predecessors, (2658), 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) [2021-10-21 20:16:06,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1935 states and 2658 transitions. [2021-10-21 20:16:06,655 INFO L78 Accepts]: Start accepts. Automaton has 1935 states and 2658 transitions. Word has length 668 [2021-10-21 20:16:06,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:06,656 INFO L470 AbstractCegarLoop]: Abstraction has 1935 states and 2658 transitions. [2021-10-21 20:16:06,656 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 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) [2021-10-21 20:16:06,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2658 transitions. [2021-10-21 20:16:06,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 683 [2021-10-21 20:16:06,666 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:06,666 INFO L512 BasicCegarLoop]: trace histogram [24, 24, 24, 23, 23, 23, 23, 23, 23, 23, 23, 23, 21, 21, 21, 19, 19, 17, 17, 15, 15, 13, 13, 13, 13, 11, 9, 9, 7, 7, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:16:06,666 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-10-21 20:16:06,667 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:06,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:06,668 INFO L82 PathProgramCache]: Analyzing trace with hash -267197401, now seen corresponding path program 1 times [2021-10-21 20:16:06,668 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:06,668 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178146391] [2021-10-21 20:16:06,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:06,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:06,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:06,817 INFO L134 CoverageAnalysis]: Checked inductivity of 5384 backedges. 2914 proven. 0 refuted. 0 times theorem prover too weak. 2470 trivial. 0 not checked. [2021-10-21 20:16:06,817 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:06,817 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178146391] [2021-10-21 20:16:06,817 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178146391] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:06,818 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:16:06,818 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:16:06,818 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237642944] [2021-10-21 20:16:06,819 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:16:06,819 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:06,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:16:06,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:16:06,820 INFO L87 Difference]: Start difference. First operand 1935 states and 2658 transitions. Second operand has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 3 states have internal predecessors, (200), 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) [2021-10-21 20:16:07,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:07,003 INFO L93 Difference]: Finished difference Result 3877 states and 5322 transitions. [2021-10-21 20:16:07,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:16:07,003 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 3 states have internal predecessors, (200), 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 682 [2021-10-21 20:16:07,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:07,008 INFO L225 Difference]: With dead ends: 3877 [2021-10-21 20:16:07,008 INFO L226 Difference]: Without dead ends: 1950 [2021-10-21 20:16:07,010 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:16:07,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1950 states. [2021-10-21 20:16:07,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1950 to 1922. [2021-10-21 20:16:07,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1922 states, 1921 states have (on average 1.3529411764705883) internal successors, (2599), 1921 states have internal predecessors, (2599), 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) [2021-10-21 20:16:07,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 1922 states and 2599 transitions. [2021-10-21 20:16:07,083 INFO L78 Accepts]: Start accepts. Automaton has 1922 states and 2599 transitions. Word has length 682 [2021-10-21 20:16:07,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:07,084 INFO L470 AbstractCegarLoop]: Abstraction has 1922 states and 2599 transitions. [2021-10-21 20:16:07,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 3 states have internal predecessors, (200), 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) [2021-10-21 20:16:07,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 2599 transitions. [2021-10-21 20:16:07,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 712 [2021-10-21 20:16:07,091 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:07,092 INFO L512 BasicCegarLoop]: trace histogram [24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 23, 23, 22, 22, 22, 20, 20, 18, 18, 16, 16, 14, 14, 14, 14, 12, 10, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-21 20:16:07,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-10-21 20:16:07,092 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:07,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:07,094 INFO L82 PathProgramCache]: Analyzing trace with hash 616266130, now seen corresponding path program 1 times [2021-10-21 20:16:07,094 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:07,094 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535462973] [2021-10-21 20:16:07,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:07,095 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:07,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:07,247 INFO L134 CoverageAnalysis]: Checked inductivity of 5825 backedges. 3230 proven. 0 refuted. 0 times theorem prover too weak. 2595 trivial. 0 not checked. [2021-10-21 20:16:07,247 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:07,247 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535462973] [2021-10-21 20:16:07,247 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535462973] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:07,247 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:16:07,248 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:16:07,248 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502474750] [2021-10-21 20:16:07,250 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:16:07,250 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:07,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:16:07,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:16:07,252 INFO L87 Difference]: Start difference. First operand 1922 states and 2599 transitions. Second operand has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 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) [2021-10-21 20:16:07,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:07,420 INFO L93 Difference]: Finished difference Result 3905 states and 5284 transitions. [2021-10-21 20:16:07,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:16:07,421 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 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 711 [2021-10-21 20:16:07,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:07,426 INFO L225 Difference]: With dead ends: 3905 [2021-10-21 20:16:07,426 INFO L226 Difference]: Without dead ends: 1973 [2021-10-21 20:16:07,429 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:16:07,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1973 states. [2021-10-21 20:16:07,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1973 to 1964. [2021-10-21 20:16:07,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1964 states, 1963 states have (on average 1.346917982679572) internal successors, (2644), 1963 states have internal predecessors, (2644), 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) [2021-10-21 20:16:07,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 1964 states and 2644 transitions. [2021-10-21 20:16:07,501 INFO L78 Accepts]: Start accepts. Automaton has 1964 states and 2644 transitions. Word has length 711 [2021-10-21 20:16:07,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:07,502 INFO L470 AbstractCegarLoop]: Abstraction has 1964 states and 2644 transitions. [2021-10-21 20:16:07,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 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) [2021-10-21 20:16:07,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2644 transitions. [2021-10-21 20:16:07,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 727 [2021-10-21 20:16:07,510 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:16:07,510 INFO L512 BasicCegarLoop]: trace histogram [25, 25, 25, 25, 24, 24, 24, 24, 24, 24, 24, 24, 22, 22, 22, 20, 20, 18, 18, 16, 16, 14, 14, 14, 14, 12, 10, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-21 20:16:07,510 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-10-21 20:16:07,511 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:16:07,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:16:07,511 INFO L82 PathProgramCache]: Analyzing trace with hash 2029147081, now seen corresponding path program 1 times [2021-10-21 20:16:07,511 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:16:07,512 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698718515] [2021-10-21 20:16:07,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:16:07,512 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:16:07,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:16:07,647 INFO L134 CoverageAnalysis]: Checked inductivity of 5991 backedges. 3253 proven. 0 refuted. 0 times theorem prover too weak. 2738 trivial. 0 not checked. [2021-10-21 20:16:07,648 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:16:07,648 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698718515] [2021-10-21 20:16:07,648 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698718515] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:16:07,648 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:16:07,648 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:16:07,649 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209980560] [2021-10-21 20:16:07,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:16:07,649 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:16:07,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:16:07,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:16:07,667 INFO L87 Difference]: Start difference. First operand 1964 states and 2644 transitions. Second operand has 3 states, 3 states have (on average 70.0) internal successors, (210), 3 states have internal predecessors, (210), 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) [2021-10-21 20:16:07,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:16:07,785 INFO L93 Difference]: Finished difference Result 2511 states and 3363 transitions. [2021-10-21 20:16:07,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:16:07,785 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 70.0) internal successors, (210), 3 states have internal predecessors, (210), 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 726 [2021-10-21 20:16:07,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:16:07,786 INFO L225 Difference]: With dead ends: 2511 [2021-10-21 20:16:07,787 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 20:16:07,789 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:16:07,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 20:16:07,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 20:16:07,790 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) [2021-10-21 20:16:07,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 20:16:07,790 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 726 [2021-10-21 20:16:07,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:16:07,790 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:16:07,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.0) internal successors, (210), 3 states have internal predecessors, (210), 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) [2021-10-21 20:16:07,791 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 20:16:07,791 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 20:16:07,793 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:16:07,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-10-21 20:16:07,795 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 20:16:07,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:07,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:07,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:07,860 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:07,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:07,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:07,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:07,954 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:07,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,365 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,397 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:08,802 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:16:14,643 INFO L853 garLoopResultBuilder]: At program point L168(lines 167 609) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse8 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse6 .cse7 .cse8 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse10 .cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse12))) [2021-10-21 20:16:14,643 INFO L853 garLoopResultBuilder]: At program point L135(lines 128 622) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse8 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse12 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse6 .cse7 .cse8 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse10 .cse11 .cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse13) (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse13))) [2021-10-21 20:16:14,643 INFO L857 garLoopResultBuilder]: For program point L102(line 102) no Hoare annotation was computed. [2021-10-21 20:16:14,644 INFO L857 garLoopResultBuilder]: For program point L631(lines 631 659) no Hoare annotation was computed. [2021-10-21 20:16:14,644 INFO L857 garLoopResultBuilder]: For program point L466(lines 466 470) no Hoare annotation was computed. [2021-10-21 20:16:14,644 INFO L857 garLoopResultBuilder]: For program point L632(lines 632 656) no Hoare annotation was computed. [2021-10-21 20:16:14,644 INFO L857 garLoopResultBuilder]: For program point L566(lines 566 570) no Hoare annotation was computed. [2021-10-21 20:16:14,644 INFO L857 garLoopResultBuilder]: For program point L500(lines 500 504) no Hoare annotation was computed. [2021-10-21 20:16:14,644 INFO L857 garLoopResultBuilder]: For program point L566-2(lines 566 570) no Hoare annotation was computed. [2021-10-21 20:16:14,645 INFO L857 garLoopResultBuilder]: For program point L500-2(lines 211 592) no Hoare annotation was computed. [2021-10-21 20:16:14,645 INFO L857 garLoopResultBuilder]: For program point L203(lines 203 597) no Hoare annotation was computed. [2021-10-21 20:16:14,645 INFO L857 garLoopResultBuilder]: For program point L170(lines 170 608) no Hoare annotation was computed. [2021-10-21 20:16:14,645 INFO L857 garLoopResultBuilder]: For program point L137(lines 137 619) no Hoare annotation was computed. [2021-10-21 20:16:14,645 INFO L857 garLoopResultBuilder]: For program point L104(lines 104 630) no Hoare annotation was computed. [2021-10-21 20:16:14,645 INFO L857 garLoopResultBuilder]: For program point L666(lines 666 670) no Hoare annotation was computed. [2021-10-21 20:16:14,645 INFO L857 garLoopResultBuilder]: For program point L633(lines 633 642) no Hoare annotation was computed. [2021-10-21 20:16:14,646 INFO L857 garLoopResultBuilder]: For program point L666-2(lines 666 670) no Hoare annotation was computed. [2021-10-21 20:16:14,646 INFO L857 garLoopResultBuilder]: For program point L633-2(lines 632 654) no Hoare annotation was computed. [2021-10-21 20:16:14,646 INFO L857 garLoopResultBuilder]: For program point L270(lines 270 274) no Hoare annotation was computed. [2021-10-21 20:16:14,646 INFO L853 garLoopResultBuilder]: At program point L204(lines 200 598) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3))) (or (and (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0) .cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))))) [2021-10-21 20:16:14,647 INFO L853 garLoopResultBuilder]: At program point L105(lines 104 630) the Hoare annotation is: (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) [2021-10-21 20:16:14,647 INFO L857 garLoopResultBuilder]: For program point L304(lines 304 308) no Hoare annotation was computed. [2021-10-21 20:16:14,647 INFO L857 garLoopResultBuilder]: For program point L304-2(lines 211 592) no Hoare annotation was computed. [2021-10-21 20:16:14,647 INFO L857 garLoopResultBuilder]: For program point L635(lines 635 639) no Hoare annotation was computed. [2021-10-21 20:16:14,647 INFO L857 garLoopResultBuilder]: For program point L206(lines 206 596) no Hoare annotation was computed. [2021-10-21 20:16:14,647 INFO L857 garLoopResultBuilder]: For program point L173(lines 173 607) no Hoare annotation was computed. [2021-10-21 20:16:14,648 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 618) no Hoare annotation was computed. [2021-10-21 20:16:14,648 INFO L857 garLoopResultBuilder]: For program point L107(lines 107 629) no Hoare annotation was computed. [2021-10-21 20:16:14,648 INFO L857 garLoopResultBuilder]: For program point L339(lines 339 343) no Hoare annotation was computed. [2021-10-21 20:16:14,648 INFO L857 garLoopResultBuilder]: For program point L339-2(lines 211 592) no Hoare annotation was computed. [2021-10-21 20:16:14,648 INFO L853 garLoopResultBuilder]: At program point L207(lines 206 596) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2021-10-21 20:16:14,649 INFO L853 garLoopResultBuilder]: At program point L174(lines 170 608) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse11 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse10 .cse11 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse12) (and .cse0 .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse6 .cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse9 .cse10 .cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse12))) [2021-10-21 20:16:14,649 INFO L853 garLoopResultBuilder]: At program point L141(lines 137 619) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse2 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse6 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse10 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse11) (and (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse1 .cse2 .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse4 .cse5 .cse6 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse8 .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse11))) [2021-10-21 20:16:14,649 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 83) no Hoare annotation was computed. [2021-10-21 20:16:14,649 INFO L857 garLoopResultBuilder]: For program point L439(lines 439 451) no Hoare annotation was computed. [2021-10-21 20:16:14,650 INFO L853 garLoopResultBuilder]: At program point L406(lines 397 417) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse10 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 .cse6 .cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse11) (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse11))) [2021-10-21 20:16:14,650 INFO L857 garLoopResultBuilder]: For program point L439-2(lines 439 451) no Hoare annotation was computed. [2021-10-21 20:16:14,650 INFO L857 garLoopResultBuilder]: For program point L176(lines 176 606) no Hoare annotation was computed. [2021-10-21 20:16:14,650 INFO L857 garLoopResultBuilder]: For program point L143(lines 143 617) no Hoare annotation was computed. [2021-10-21 20:16:14,650 INFO L857 garLoopResultBuilder]: For program point L110(lines 110 628) no Hoare annotation was computed. [2021-10-21 20:16:14,650 INFO L853 garLoopResultBuilder]: At program point L210(lines 209 595) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2021-10-21 20:16:14,651 INFO L857 garLoopResultBuilder]: For program point L78(lines 78 82) no Hoare annotation was computed. [2021-10-21 20:16:14,651 INFO L857 garLoopResultBuilder]: For program point L78-2(lines 75 83) no Hoare annotation was computed. [2021-10-21 20:16:14,651 INFO L857 garLoopResultBuilder]: For program point L541(lines 541 546) no Hoare annotation was computed. [2021-10-21 20:16:14,651 INFO L857 garLoopResultBuilder]: For program point L442(lines 442 447) no Hoare annotation was computed. [2021-10-21 20:16:14,651 INFO L857 garLoopResultBuilder]: For program point L409(lines 409 413) no Hoare annotation was computed. [2021-10-21 20:16:14,651 INFO L857 garLoopResultBuilder]: For program point L244(lines 244 249) no Hoare annotation was computed. [2021-10-21 20:16:14,651 INFO L857 garLoopResultBuilder]: For program point L179(lines 179 605) no Hoare annotation was computed. [2021-10-21 20:16:14,652 INFO L857 garLoopResultBuilder]: For program point L146(lines 146 616) no Hoare annotation was computed. [2021-10-21 20:16:14,652 INFO L857 garLoopResultBuilder]: For program point L113(lines 113 627) no Hoare annotation was computed. [2021-10-21 20:16:14,652 INFO L857 garLoopResultBuilder]: For program point L576(lines 576 586) no Hoare annotation was computed. [2021-10-21 20:16:14,652 INFO L857 garLoopResultBuilder]: For program point L576-1(lines 576 586) no Hoare annotation was computed. [2021-10-21 20:16:14,652 INFO L857 garLoopResultBuilder]: For program point L510(lines 510 514) no Hoare annotation was computed. [2021-10-21 20:16:14,652 INFO L857 garLoopResultBuilder]: For program point L510-2(lines 510 514) no Hoare annotation was computed. [2021-10-21 20:16:14,653 INFO L853 garLoopResultBuilder]: At program point L180(lines 176 606) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse4 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse7 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse12 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse14 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse18 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse19 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) .cse13 .cse14 .cse15 .cse16 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse17 .cse18 .cse19 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse20 .cse21) (and .cse0 .cse1 .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse13 .cse14 .cse15 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse16 .cse17 .cse18 .cse19 .cse20 .cse21))) [2021-10-21 20:16:14,653 INFO L853 garLoopResultBuilder]: At program point L147(lines 143 617) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse11 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)))) (or (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 .cse6 .cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse9 .cse10 .cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)))) [2021-10-21 20:16:14,653 INFO L857 garLoopResultBuilder]: For program point L478(lines 478 482) no Hoare annotation was computed. [2021-10-21 20:16:14,654 INFO L853 garLoopResultBuilder]: At program point L214(lines 107 629) the Hoare annotation is: (let ((.cse0 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)))) (or (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (and .cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)))) [2021-10-21 20:16:14,654 INFO L860 garLoopResultBuilder]: At program point L677(lines 67 679) the Hoare annotation is: true [2021-10-21 20:16:14,654 INFO L857 garLoopResultBuilder]: For program point L644(lines 644 650) no Hoare annotation was computed. [2021-10-21 20:16:14,654 INFO L857 garLoopResultBuilder]: For program point L347(lines 347 379) no Hoare annotation was computed. [2021-10-21 20:16:14,654 INFO L857 garLoopResultBuilder]: For program point L314(lines 314 318) no Hoare annotation was computed. [2021-10-21 20:16:14,655 INFO L857 garLoopResultBuilder]: For program point L314-2(lines 314 318) no Hoare annotation was computed. [2021-10-21 20:16:14,655 INFO L857 garLoopResultBuilder]: For program point L182(lines 182 604) no Hoare annotation was computed. [2021-10-21 20:16:14,655 INFO L857 garLoopResultBuilder]: For program point L149(lines 149 615) no Hoare annotation was computed. [2021-10-21 20:16:14,655 INFO L857 garLoopResultBuilder]: For program point L116(lines 116 626) no Hoare annotation was computed. [2021-10-21 20:16:14,655 INFO L860 garLoopResultBuilder]: At program point L678(lines 12 680) the Hoare annotation is: true [2021-10-21 20:16:14,655 INFO L857 garLoopResultBuilder]: For program point L579(lines 579 583) no Hoare annotation was computed. [2021-10-21 20:16:14,655 INFO L857 garLoopResultBuilder]: For program point L85(lines 85 93) no Hoare annotation was computed. [2021-10-21 20:16:14,656 INFO L857 garLoopResultBuilder]: For program point L85-1(lines 67 679) no Hoare annotation was computed. [2021-10-21 20:16:14,656 INFO L857 garLoopResultBuilder]: For program point L350(lines 350 378) no Hoare annotation was computed. [2021-10-21 20:16:14,656 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 20:16:14,656 INFO L857 garLoopResultBuilder]: For program point L350-1(lines 350 378) no Hoare annotation was computed. [2021-10-21 20:16:14,656 INFO L857 garLoopResultBuilder]: For program point L251(lines 251 264) no Hoare annotation was computed. [2021-10-21 20:16:14,656 INFO L857 garLoopResultBuilder]: For program point L185(lines 185 603) no Hoare annotation was computed. [2021-10-21 20:16:14,657 INFO L857 garLoopResultBuilder]: For program point L152(lines 152 614) no Hoare annotation was computed. [2021-10-21 20:16:14,657 INFO L857 garLoopResultBuilder]: For program point L119(lines 119 625) no Hoare annotation was computed. [2021-10-21 20:16:14,657 INFO L857 garLoopResultBuilder]: For program point L86(lines 86 90) no Hoare annotation was computed. [2021-10-21 20:16:14,657 INFO L857 garLoopResultBuilder]: For program point L351(lines 351 375) no Hoare annotation was computed. [2021-10-21 20:16:14,657 INFO L857 garLoopResultBuilder]: For program point L219(lines 219 223) no Hoare annotation was computed. [2021-10-21 20:16:14,657 INFO L853 garLoopResultBuilder]: At program point L186(lines 182 604) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse5 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse12 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse14 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse18 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse19 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse13 .cse14 .cse15 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) .cse13 .cse14 .cse15 .cse16 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse17 .cse18 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse19 .cse20 .cse21))) [2021-10-21 20:16:14,658 INFO L853 garLoopResultBuilder]: At program point L153(lines 149 615) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse10 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse11) (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse6 .cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse11))) [2021-10-21 20:16:14,658 INFO L857 garLoopResultBuilder]: For program point L219-2(lines 211 592) no Hoare annotation was computed. [2021-10-21 20:16:14,658 INFO L857 garLoopResultBuilder]: For program point L253(lines 253 258) no Hoare annotation was computed. [2021-10-21 20:16:14,658 INFO L857 garLoopResultBuilder]: For program point L551(lines 551 559) no Hoare annotation was computed. [2021-10-21 20:16:14,659 INFO L857 garLoopResultBuilder]: For program point L287(lines 287 291) no Hoare annotation was computed. [2021-10-21 20:16:14,659 INFO L857 garLoopResultBuilder]: For program point L287-2(lines 211 592) no Hoare annotation was computed. [2021-10-21 20:16:14,659 INFO L857 garLoopResultBuilder]: For program point L188(lines 188 602) no Hoare annotation was computed. [2021-10-21 20:16:14,659 INFO L857 garLoopResultBuilder]: For program point L155(lines 155 613) no Hoare annotation was computed. [2021-10-21 20:16:14,659 INFO L857 garLoopResultBuilder]: For program point L122(lines 122 624) no Hoare annotation was computed. [2021-10-21 20:16:14,659 INFO L857 garLoopResultBuilder]: For program point L387(lines 387 418) no Hoare annotation was computed. [2021-10-21 20:16:14,659 INFO L857 garLoopResultBuilder]: For program point L354(lines 354 374) no Hoare annotation was computed. [2021-10-21 20:16:14,660 INFO L853 garLoopResultBuilder]: At program point L123(lines 119 625) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse3 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse6 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse10 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse9 .cse10 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse11) (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse2 .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 .cse6 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse8 .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse11))) [2021-10-21 20:16:14,660 INFO L857 garLoopResultBuilder]: For program point L388(lines 388 394) no Hoare annotation was computed. [2021-10-21 20:16:14,660 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 20:16:14,660 INFO L857 garLoopResultBuilder]: For program point L554(lines 554 558) no Hoare annotation was computed. [2021-10-21 20:16:14,660 INFO L857 garLoopResultBuilder]: For program point L521(lines 521 526) no Hoare annotation was computed. [2021-10-21 20:16:14,661 INFO L857 garLoopResultBuilder]: For program point L356(lines 356 360) no Hoare annotation was computed. [2021-10-21 20:16:14,661 INFO L857 garLoopResultBuilder]: For program point L323-1(lines 323 332) no Hoare annotation was computed. [2021-10-21 20:16:14,661 INFO L857 garLoopResultBuilder]: For program point L356-2(lines 354 372) no Hoare annotation was computed. [2021-10-21 20:16:14,661 INFO L857 garLoopResultBuilder]: For program point L191(lines 191 601) no Hoare annotation was computed. [2021-10-21 20:16:14,661 INFO L857 garLoopResultBuilder]: For program point L158(lines 158 612) no Hoare annotation was computed. [2021-10-21 20:16:14,661 INFO L857 garLoopResultBuilder]: For program point L125(lines 125 623) no Hoare annotation was computed. [2021-10-21 20:16:14,662 INFO L853 garLoopResultBuilder]: At program point L555(lines 67 679) the Hoare annotation is: false [2021-10-21 20:16:14,662 INFO L857 garLoopResultBuilder]: For program point L489(lines 489 493) no Hoare annotation was computed. [2021-10-21 20:16:14,662 INFO L853 garLoopResultBuilder]: At program point L192(lines 188 602) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse5 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse7 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse12 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse14 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse18 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse19 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse20 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) .cse13 .cse14 .cse15 .cse16 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse17 .cse18 .cse19 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse20 .cse21) (and .cse0 .cse1 .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse16 .cse17 .cse18 .cse19 .cse20 .cse21))) [2021-10-21 20:16:14,662 INFO L853 garLoopResultBuilder]: At program point L159(lines 155 613) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse10 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 .cse6 .cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse11) (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse11))) [2021-10-21 20:16:14,663 INFO L853 garLoopResultBuilder]: At program point L126(lines 125 623) the Hoare annotation is: (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) [2021-10-21 20:16:14,663 INFO L857 garLoopResultBuilder]: For program point L457(lines 457 461) no Hoare annotation was computed. [2021-10-21 20:16:14,663 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 20:16:14,663 INFO L857 garLoopResultBuilder]: For program point L194(lines 194 600) no Hoare annotation was computed. [2021-10-21 20:16:14,663 INFO L857 garLoopResultBuilder]: For program point L161(lines 161 611) no Hoare annotation was computed. [2021-10-21 20:16:14,663 INFO L857 garLoopResultBuilder]: For program point L128(lines 128 622) no Hoare annotation was computed. [2021-10-21 20:16:14,664 INFO L860 garLoopResultBuilder]: At program point L690(lines 681 692) the Hoare annotation is: true [2021-10-21 20:16:14,664 INFO L857 garLoopResultBuilder]: For program point L327(lines 327 331) no Hoare annotation was computed. [2021-10-21 20:16:14,664 INFO L853 garLoopResultBuilder]: At program point L593(lines 101 661) the Hoare annotation is: (let ((.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse3 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse4 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0) .cse0 .cse1 .cse2) (and (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) .cse3 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse3 .cse4) (and (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse0 .cse4 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 3))) [2021-10-21 20:16:14,664 INFO L857 garLoopResultBuilder]: For program point L560(lines 560 564) no Hoare annotation was computed. [2021-10-21 20:16:14,664 INFO L857 garLoopResultBuilder]: For program point L428(lines 428 432) no Hoare annotation was computed. [2021-10-21 20:16:14,665 INFO L853 garLoopResultBuilder]: At program point L362(lines 344 380) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse10 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse11) (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse6 .cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse11))) [2021-10-21 20:16:14,665 INFO L857 garLoopResultBuilder]: For program point L197(lines 197 599) no Hoare annotation was computed. [2021-10-21 20:16:14,665 INFO L857 garLoopResultBuilder]: For program point L164(lines 164 610) no Hoare annotation was computed. [2021-10-21 20:16:14,665 INFO L857 garLoopResultBuilder]: For program point L131(lines 131 621) no Hoare annotation was computed. [2021-10-21 20:16:14,665 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 20:16:14,665 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 673) no Hoare annotation was computed. [2021-10-21 20:16:14,666 INFO L857 garLoopResultBuilder]: For program point L528(lines 528 532) no Hoare annotation was computed. [2021-10-21 20:16:14,666 INFO L857 garLoopResultBuilder]: For program point L462(lines 462 473) no Hoare annotation was computed. [2021-10-21 20:16:14,666 INFO L857 garLoopResultBuilder]: For program point L528-2(lines 211 592) no Hoare annotation was computed. [2021-10-21 20:16:14,666 INFO L853 garLoopResultBuilder]: At program point L396(lines 387 418) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse10 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 .cse6 .cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse11) (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse11))) [2021-10-21 20:16:14,666 INFO L857 garLoopResultBuilder]: For program point L231(lines 231 242) no Hoare annotation was computed. [2021-10-21 20:16:14,667 INFO L853 garLoopResultBuilder]: At program point L198(lines 194 600) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse5 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse13 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse17 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse18 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse19 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse14 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) .cse14 .cse15 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse16 .cse17 .cse18 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse19 .cse20 .cse21))) [2021-10-21 20:16:14,667 INFO L853 garLoopResultBuilder]: At program point L165(lines 161 611) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse4 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse12 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse15 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse5 .cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse7 .cse8 .cse9 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse10 .cse11 .cse12 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse13 .cse14 .cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse16) (and .cse0 .cse1 .cse2 .cse3 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse16))) [2021-10-21 20:16:14,667 INFO L857 garLoopResultBuilder]: For program point L231-2(lines 231 242) no Hoare annotation was computed. [2021-10-21 20:16:14,667 INFO L857 garLoopResultBuilder]: For program point L364(lines 364 368) no Hoare annotation was computed. [2021-10-21 20:16:14,667 INFO L860 garLoopResultBuilder]: At program point L662(lines 100 663) the Hoare annotation is: true [2021-10-21 20:16:14,668 INFO L857 garLoopResultBuilder]: For program point L398(lines 398 404) no Hoare annotation was computed. [2021-10-21 20:16:14,668 INFO L857 garLoopResultBuilder]: For program point L233(lines 233 238) no Hoare annotation was computed. [2021-10-21 20:16:14,668 INFO L857 garLoopResultBuilder]: For program point L200(lines 200 598) no Hoare annotation was computed. [2021-10-21 20:16:14,668 INFO L857 garLoopResultBuilder]: For program point L167(lines 167 609) no Hoare annotation was computed. [2021-10-21 20:16:14,668 INFO L857 garLoopResultBuilder]: For program point L134(lines 134 620) no Hoare annotation was computed. [2021-10-21 20:16:14,668 INFO L853 garLoopResultBuilder]: At program point L101-2(lines 101 661) the Hoare annotation is: (let ((.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse3 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse4 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0) .cse0 .cse1 .cse2) (and (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) .cse3 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse3 .cse4) (and (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse0 .cse4 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 3))) [2021-10-21 20:16:14,673 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 20:16:14,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 08:16:14 BoogieIcfgContainer [2021-10-21 20:16:14,718 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 20:16:14,718 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:16:14,718 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:16:14,719 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:16:14,719 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:15:52" (3/4) ... [2021-10-21 20:16:14,722 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 20:16:14,740 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-21 20:16:14,741 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-21 20:16:14,742 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:16:14,743 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:16:14,866 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 20:16:14,866 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:16:14,868 INFO L168 Benchmark]: Toolchain (without parser) took 23440.48 ms. Allocated memory was 107.0 MB in the beginning and 285.2 MB in the end (delta: 178.3 MB). Free memory was 65.5 MB in the beginning and 173.3 MB in the end (delta: -107.8 MB). Peak memory consumption was 70.9 MB. Max. memory is 16.1 GB. [2021-10-21 20:16:14,869 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 107.0 MB. Free memory is still 82.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:16:14,869 INFO L168 Benchmark]: CACSL2BoogieTranslator took 433.95 ms. Allocated memory is still 107.0 MB. Free memory was 65.3 MB in the beginning and 77.8 MB in the end (delta: -12.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:16:14,870 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.31 ms. Allocated memory is still 107.0 MB. Free memory was 77.8 MB in the beginning and 74.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 20:16:14,870 INFO L168 Benchmark]: Boogie Preprocessor took 44.16 ms. Allocated memory is still 107.0 MB. Free memory was 74.9 MB in the beginning and 72.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:16:14,871 INFO L168 Benchmark]: RCFGBuilder took 804.61 ms. Allocated memory is still 107.0 MB. Free memory was 72.8 MB in the beginning and 46.1 MB in the end (delta: 26.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-21 20:16:14,871 INFO L168 Benchmark]: TraceAbstraction took 21936.66 ms. Allocated memory was 107.0 MB in the beginning and 285.2 MB in the end (delta: 178.3 MB). Free memory was 45.6 MB in the beginning and 187.0 MB in the end (delta: -141.4 MB). Peak memory consumption was 147.8 MB. Max. memory is 16.1 GB. [2021-10-21 20:16:14,871 INFO L168 Benchmark]: Witness Printer took 148.46 ms. Allocated memory is still 285.2 MB. Free memory was 187.0 MB in the beginning and 173.3 MB in the end (delta: 13.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-21 20:16:14,878 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 107.0 MB. Free memory is still 82.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 433.95 ms. Allocated memory is still 107.0 MB. Free memory was 65.3 MB in the beginning and 77.8 MB in the end (delta: -12.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 66.31 ms. Allocated memory is still 107.0 MB. Free memory was 77.8 MB in the beginning and 74.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 44.16 ms. Allocated memory is still 107.0 MB. Free memory was 74.9 MB in the beginning and 72.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 804.61 ms. Allocated memory is still 107.0 MB. Free memory was 72.8 MB in the beginning and 46.1 MB in the end (delta: 26.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 21936.66 ms. Allocated memory was 107.0 MB in the beginning and 285.2 MB in the end (delta: 178.3 MB). Free memory was 45.6 MB in the beginning and 187.0 MB in the end (delta: -141.4 MB). Peak memory consumption was 147.8 MB. Max. memory is 16.1 GB. * Witness Printer took 148.46 ms. Allocated memory is still 285.2 MB. Free memory was 187.0 MB in the beginning and 173.3 MB in the end (delta: 13.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 673]: 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, 140 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 21825.2ms, OverallIterations: 36, TraceHistogramMax: 25, EmptinessCheckTime: 177.2ms, AutomataDifference: 5899.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 6848.1ms, InitialAbstractionConstructionTime: 13.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 5501 SDtfs, 4923 SDslu, 1862 SDs, 0 SdLazy, 3385 SolverSat, 1374 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2831.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1347 GetRequests, 1303 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 102.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=2971occurred in iteration=29, InterpolantAutomatonStates: 111, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 1597.2ms AutomataMinimizationTime, 36 MinimizatonAttempts, 1622 StatesRemovedByMinimization, 31 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 29 LocationsWithAnnotation, 29 PreInvPairs, 210 NumberOfFragments, 3533 HoareAnnotationTreeSize, 29 FomulaSimplifications, 29761 FormulaSimplificationTreeSizeReduction, 1015.1ms HoareSimplificationTime, 29 FomulaSimplificationsInter, 7321 FormulaSimplificationTreeSizeReductionInter, 5812.2ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 220.8ms SsaConstructionTime, 772.1ms SatisfiabilityAnalysisTime, 4626.0ms InterpolantComputationTime, 9390 NumberOfCodeBlocks, 9390 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 9351 ConstructedInterpolants, 0 QuantifiedInterpolants, 12986 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1997 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 39 InterpolantComputations, 34 PerfectInterpolantSequences, 40483/40613 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: 12]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && s__state <= 8672) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8641)) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(s__state == 8512)) || (((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 2) && 8448 <= s__state) && s__state <= 8448)) || ((((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(8560 == s__state)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && s__state <= 8672) && !(8560 == s__state)) && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && blastFlag <= 2) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: (((8672 <= s__state && blastFlag <= 3) && s__state <= 8672) && s__s3__tmp__next_state___0 <= 8576) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((((blastFlag <= 3 && !(s__hit == 0)) || (((8672 <= s__state && blastFlag <= 3) && s__state <= 8672) && s__s3__tmp__next_state___0 <= 8576)) || (((((((!(8577 == s__state) && s__state <= 8672) && !(s__state == 8657)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8609)) && blastFlag <= 2) && !(8593 == s__state)) && !(s__state == 8641))) || (((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8545)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state)) || (((3 == s__s3__tmp__next_state___0 && blastFlag <= 3) && 8448 <= s__state) && s__state <= 8448)) || s__state <= 3 - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || (((((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8672)) && s__state <= 8576) && !(8496 == s__state)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8657)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: ((((((((((((((!(s__state == 8480) && s__state <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8577 == s__state) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) || ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((((blastFlag <= 3 && !(s__hit == 0)) || (((8672 <= s__state && blastFlag <= 3) && s__state <= 8672) && s__s3__tmp__next_state___0 <= 8576)) || (((((((!(8577 == s__state) && s__state <= 8672) && !(s__state == 8657)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8609)) && blastFlag <= 2) && !(8593 == s__state)) && !(s__state == 8641))) || (((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8545)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state)) || (((3 == s__s3__tmp__next_state___0 && blastFlag <= 3) && 8448 <= s__state) && s__state <= 8448)) || s__state <= 3 - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512) - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: (((((((((((((((!(8497 == s__state) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((!(8448 == s__state) && blastFlag <= 2) && s__state <= 8448) - InvariantResult [Line: 344]: Loop Invariant Derived loop invariant: ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && s__state <= 8672) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && blastFlag <= 2) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8512)) || ((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8512)) - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: ((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8560 == s__state)) && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && s__state <= 8672) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) RESULT: Ultimate proved your program to be correct! [2021-10-21 20:16:14,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1810e5d6-0ef1-49be-82e7-553890cba4fa/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...