./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD --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 01b0b8134efbdf074cddaa1833662276f2c77ab674782f72d5e58899909f6aa6 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 22:53:32,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:53:32,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:53:32,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:53:32,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:53:32,919 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:53:32,921 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:53:32,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:53:32,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:53:32,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:53:32,929 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:53:32,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:53:32,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:53:32,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:53:32,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:53:32,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:53:32,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:53:32,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:53:32,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:53:32,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:53:32,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:53:32,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:53:32,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:53:32,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:53:32,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:53:32,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:53:32,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:53:32,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:53:32,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:53:32,963 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:53:32,964 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:53:32,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:53:32,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:53:32,967 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:53:32,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:53:32,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:53:32,970 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:53:32,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:53:32,971 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:53:32,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:53:32,974 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:53:32,975 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 22:53:33,019 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:53:33,020 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:53:33,021 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:53:33,021 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:53:33,023 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:53:33,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:53:33,024 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:53:33,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:53:33,024 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:53:33,024 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 22:53:33,024 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:53:33,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:53:33,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 22:53:33,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 22:53:33,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 22:53:33,025 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:53:33,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 22:53:33,026 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:53:33,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 22:53:33,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:53:33,026 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:53:33,026 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 22:53:33,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:53:33,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:53:33,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 22:53:33,027 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 22:53:33,027 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 22:53:33,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 22:53:33,027 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 22:53:33,028 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 22:53:33,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 22:53:33,028 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:53:33,028 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_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01b0b8134efbdf074cddaa1833662276f2c77ab674782f72d5e58899909f6aa6 [2021-10-28 22:53:33,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:53:33,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:53:33,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:53:33,328 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:53:33,328 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:53:33,330 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.c [2021-10-28 22:53:33,430 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/data/271ab1c4f/3fbade8456d0416dbcb6ec6130f88d9d/FLAG57517370d [2021-10-28 22:53:34,007 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:53:34,008 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.c [2021-10-28 22:53:34,021 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/data/271ab1c4f/3fbade8456d0416dbcb6ec6130f88d9d/FLAG57517370d [2021-10-28 22:53:34,334 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/data/271ab1c4f/3fbade8456d0416dbcb6ec6130f88d9d [2021-10-28 22:53:34,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:53:34,338 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 22:53:34,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:53:34,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:53:34,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:53:34,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:53:34" (1/1) ... [2021-10-28 22:53:34,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43ee4faa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:53:34, skipping insertion in model container [2021-10-28 22:53:34,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:53:34" (1/1) ... [2021-10-28 22:53:34,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:53:34,403 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:53:34,680 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_22b0ba93-c947-481e-82d7-46fa85090285/sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.c[43387,43400] [2021-10-28 22:53:34,685 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:53:34,697 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 22:53:34,767 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_22b0ba93-c947-481e-82d7-46fa85090285/sv-benchmarks/c/openssl-simplified/s3_srvr_1.cil-2.c[43387,43400] [2021-10-28 22:53:34,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:53:34,790 INFO L208 MainTranslator]: Completed translation [2021-10-28 22:53:34,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:53:34 WrapperNode [2021-10-28 22:53:34,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:53:34,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 22:53:34,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 22:53:34,794 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 22:53:34,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:53:34" (1/1) ... [2021-10-28 22:53:34,831 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:53:34" (1/1) ... [2021-10-28 22:53:34,914 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 22:53:34,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 22:53:34,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 22:53:34,915 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 22:53:34,937 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:53:34" (1/1) ... [2021-10-28 22:53:34,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:53:34" (1/1) ... [2021-10-28 22:53:34,942 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:53:34" (1/1) ... [2021-10-28 22:53:34,942 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:53:34" (1/1) ... [2021-10-28 22:53:34,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:53:34" (1/1) ... [2021-10-28 22:53:34,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:53:34" (1/1) ... [2021-10-28 22:53:34,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:53:34" (1/1) ... [2021-10-28 22:53:34,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 22:53:34,990 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 22:53:34,990 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 22:53:34,990 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 22:53:34,999 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:53:34" (1/1) ... [2021-10-28 22:53:35,030 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:53:35,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:35,062 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 22:53:35,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 22:53:35,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 22:53:35,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 22:53:35,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 22:53:35,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 22:53:35,245 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 22:53:35,888 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-10-28 22:53:35,888 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-10-28 22:53:35,902 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 22:53:35,905 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-28 22:53:35,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:53:35 BoogieIcfgContainer [2021-10-28 22:53:35,908 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 22:53:35,910 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 22:53:35,910 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 22:53:35,914 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 22:53:35,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 10:53:34" (1/3) ... [2021-10-28 22:53:35,915 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24374a05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:53:35, skipping insertion in model container [2021-10-28 22:53:35,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:53:34" (2/3) ... [2021-10-28 22:53:35,915 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24374a05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:53:35, skipping insertion in model container [2021-10-28 22:53:35,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:53:35" (3/3) ... [2021-10-28 22:53:35,940 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_1.cil-2.c [2021-10-28 22:53:35,945 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 22:53:35,945 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-28 22:53:35,996 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 22:53:36,003 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 [2021-10-28 22:53:36,003 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-28 22:53:36,022 INFO L276 IsEmpty]: Start isEmpty. Operand has 143 states, 141 states have (on average 1.7163120567375887) internal successors, (242), 142 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:36,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-28 22:53:36,030 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:36,030 INFO L513 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] [2021-10-28 22:53:36,031 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:36,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:36,036 INFO L85 PathProgramCache]: Analyzing trace with hash -947483280, now seen corresponding path program 1 times [2021-10-28 22:53:36,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:36,045 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806881534] [2021-10-28 22:53:36,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:36,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:36,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:36,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:53:36,384 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:36,385 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806881534] [2021-10-28 22:53:36,386 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806881534] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:36,386 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:36,386 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:36,397 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713360844] [2021-10-28 22:53:36,402 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:36,402 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:36,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:36,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:36,426 INFO L87 Difference]: Start difference. First operand has 143 states, 141 states have (on average 1.7163120567375887) internal successors, (242), 142 states have internal predecessors, (242), 0 states have call successors, (0), 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 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) [2021-10-28 22:53:36,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:36,750 INFO L93 Difference]: Finished difference Result 333 states and 570 transitions. [2021-10-28 22:53:36,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:36,753 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 [2021-10-28 22:53:36,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:36,770 INFO L225 Difference]: With dead ends: 333 [2021-10-28 22:53:36,770 INFO L226 Difference]: Without dead ends: 178 [2021-10-28 22:53:36,773 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:36,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2021-10-28 22:53:36,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 172. [2021-10-28 22:53:36,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 171 states have (on average 1.6257309941520468) internal successors, (278), 171 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) [2021-10-28 22:53:36,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 278 transitions. [2021-10-28 22:53:36,826 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 278 transitions. Word has length 45 [2021-10-28 22:53:36,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:36,827 INFO L470 AbstractCegarLoop]: Abstraction has 172 states and 278 transitions. [2021-10-28 22:53:36,827 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) [2021-10-28 22:53:36,827 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 278 transitions. [2021-10-28 22:53:36,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-28 22:53:36,830 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:36,831 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:53:36,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 22:53:36,831 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:36,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:36,832 INFO L85 PathProgramCache]: Analyzing trace with hash 472840014, now seen corresponding path program 1 times [2021-10-28 22:53:36,832 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:36,832 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521980927] [2021-10-28 22:53:36,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:36,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:36,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:36,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:53:36,936 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:36,936 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521980927] [2021-10-28 22:53:36,937 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521980927] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:36,937 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:36,937 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:36,937 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785528100] [2021-10-28 22:53:36,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:36,939 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:36,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:36,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:36,941 INFO L87 Difference]: Start difference. First operand 172 states and 278 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:37,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:37,172 INFO L93 Difference]: Finished difference Result 385 states and 632 transitions. [2021-10-28 22:53:37,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:37,173 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 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 46 [2021-10-28 22:53:37,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:37,178 INFO L225 Difference]: With dead ends: 385 [2021-10-28 22:53:37,178 INFO L226 Difference]: Without dead ends: 219 [2021-10-28 22:53:37,184 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:37,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2021-10-28 22:53:37,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 213. [2021-10-28 22:53:37,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 212 states have (on average 1.6745283018867925) internal successors, (355), 212 states have internal predecessors, (355), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:37,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 355 transitions. [2021-10-28 22:53:37,225 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 355 transitions. Word has length 46 [2021-10-28 22:53:37,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:37,225 INFO L470 AbstractCegarLoop]: Abstraction has 213 states and 355 transitions. [2021-10-28 22:53:37,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:37,226 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 355 transitions. [2021-10-28 22:53:37,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-10-28 22:53:37,229 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:37,229 INFO L513 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, 1] [2021-10-28 22:53:37,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 22:53:37,230 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:37,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:37,231 INFO L85 PathProgramCache]: Analyzing trace with hash -1408137310, now seen corresponding path program 1 times [2021-10-28 22:53:37,231 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:37,231 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145963818] [2021-10-28 22:53:37,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:37,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:37,297 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:53:37,297 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:37,298 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145963818] [2021-10-28 22:53:37,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145963818] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:37,298 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:37,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:37,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837839584] [2021-10-28 22:53:37,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:37,299 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:37,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:37,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:37,301 INFO L87 Difference]: Start difference. First operand 213 states and 355 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) [2021-10-28 22:53:37,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:37,466 INFO L93 Difference]: Finished difference Result 449 states and 756 transitions. [2021-10-28 22:53:37,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:37,467 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 74 [2021-10-28 22:53:37,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:37,470 INFO L225 Difference]: With dead ends: 449 [2021-10-28 22:53:37,470 INFO L226 Difference]: Without dead ends: 244 [2021-10-28 22:53:37,472 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:37,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2021-10-28 22:53:37,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 244. [2021-10-28 22:53:37,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.691358024691358) internal successors, (411), 243 states have internal predecessors, (411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:37,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 411 transitions. [2021-10-28 22:53:37,497 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 411 transitions. Word has length 74 [2021-10-28 22:53:37,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:37,497 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 411 transitions. [2021-10-28 22:53:37,498 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) [2021-10-28 22:53:37,498 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 411 transitions. [2021-10-28 22:53:37,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-28 22:53:37,501 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:37,501 INFO L513 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, 1] [2021-10-28 22:53:37,502 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 22:53:37,502 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:37,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:37,502 INFO L85 PathProgramCache]: Analyzing trace with hash 747162323, now seen corresponding path program 1 times [2021-10-28 22:53:37,503 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:37,503 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543439764] [2021-10-28 22:53:37,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:37,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:37,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:37,624 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:53:37,625 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:37,625 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543439764] [2021-10-28 22:53:37,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543439764] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:37,625 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:37,625 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:37,626 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832239858] [2021-10-28 22:53:37,626 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:37,627 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:37,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:37,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:37,628 INFO L87 Difference]: Start difference. First operand 244 states and 411 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) [2021-10-28 22:53:37,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:37,792 INFO L93 Difference]: Finished difference Result 526 states and 892 transitions. [2021-10-28 22:53:37,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:37,793 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 [2021-10-28 22:53:37,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:37,798 INFO L225 Difference]: With dead ends: 526 [2021-10-28 22:53:37,799 INFO L226 Difference]: Without dead ends: 290 [2021-10-28 22:53:37,801 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:37,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2021-10-28 22:53:37,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 286. [2021-10-28 22:53:37,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 285 states have (on average 1.7052631578947368) internal successors, (486), 285 states have internal predecessors, (486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:37,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 486 transitions. [2021-10-28 22:53:37,821 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 486 transitions. Word has length 85 [2021-10-28 22:53:37,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:37,824 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 486 transitions. [2021-10-28 22:53:37,824 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) [2021-10-28 22:53:37,825 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 486 transitions. [2021-10-28 22:53:37,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-28 22:53:37,840 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:37,841 INFO L513 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, 1] [2021-10-28 22:53:37,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 22:53:37,842 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:37,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:37,845 INFO L85 PathProgramCache]: Analyzing trace with hash -423051016, now seen corresponding path program 1 times [2021-10-28 22:53:37,845 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:37,846 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053249824] [2021-10-28 22:53:37,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:37,846 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:37,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:37,930 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-28 22:53:37,931 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:37,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053249824] [2021-10-28 22:53:37,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053249824] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:37,931 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:37,932 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:37,932 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913567631] [2021-10-28 22:53:37,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:37,933 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:37,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:37,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:37,934 INFO L87 Difference]: Start difference. First operand 286 states and 486 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) [2021-10-28 22:53:38,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:38,050 INFO L93 Difference]: Finished difference Result 581 states and 988 transitions. [2021-10-28 22:53:38,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:38,051 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 [2021-10-28 22:53:38,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:38,053 INFO L225 Difference]: With dead ends: 581 [2021-10-28 22:53:38,053 INFO L226 Difference]: Without dead ends: 303 [2021-10-28 22:53:38,054 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:38,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2021-10-28 22:53:38,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 301. [2021-10-28 22:53:38,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 300 states have (on average 1.6933333333333334) internal successors, (508), 300 states have internal predecessors, (508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:38,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 508 transitions. [2021-10-28 22:53:38,068 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 508 transitions. Word has length 86 [2021-10-28 22:53:38,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:38,069 INFO L470 AbstractCegarLoop]: Abstraction has 301 states and 508 transitions. [2021-10-28 22:53:38,069 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) [2021-10-28 22:53:38,070 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 508 transitions. [2021-10-28 22:53:38,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-28 22:53:38,071 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:38,071 INFO L513 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, 1] [2021-10-28 22:53:38,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 22:53:38,072 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:38,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:38,073 INFO L85 PathProgramCache]: Analyzing trace with hash -1186992623, now seen corresponding path program 1 times [2021-10-28 22:53:38,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:38,074 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921685702] [2021-10-28 22:53:38,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:38,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:38,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:38,164 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:53:38,164 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:38,165 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921685702] [2021-10-28 22:53:38,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921685702] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:38,166 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:38,168 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:38,169 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750286140] [2021-10-28 22:53:38,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:38,171 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:38,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:38,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:38,173 INFO L87 Difference]: Start difference. First operand 301 states and 508 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:38,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:38,315 INFO L93 Difference]: Finished difference Result 598 states and 1009 transitions. [2021-10-28 22:53:38,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:38,323 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 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 [2021-10-28 22:53:38,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:38,325 INFO L225 Difference]: With dead ends: 598 [2021-10-28 22:53:38,325 INFO L226 Difference]: Without dead ends: 303 [2021-10-28 22:53:38,326 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:38,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2021-10-28 22:53:38,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 299. [2021-10-28 22:53:38,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 298 states have (on average 1.6879194630872483) internal successors, (503), 298 states have internal predecessors, (503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:38,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 503 transitions. [2021-10-28 22:53:38,342 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 503 transitions. Word has length 86 [2021-10-28 22:53:38,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:38,343 INFO L470 AbstractCegarLoop]: Abstraction has 299 states and 503 transitions. [2021-10-28 22:53:38,343 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:38,344 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 503 transitions. [2021-10-28 22:53:38,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-10-28 22:53:38,345 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:38,345 INFO L513 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, 1] [2021-10-28 22:53:38,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 22:53:38,346 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:38,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:38,347 INFO L85 PathProgramCache]: Analyzing trace with hash 1500193951, now seen corresponding path program 1 times [2021-10-28 22:53:38,347 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:38,352 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019791026] [2021-10-28 22:53:38,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:38,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:38,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:38,416 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-28 22:53:38,417 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:38,417 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019791026] [2021-10-28 22:53:38,417 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019791026] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:38,418 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:38,418 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:38,418 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035839655] [2021-10-28 22:53:38,419 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:38,419 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:38,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:38,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:38,421 INFO L87 Difference]: Start difference. First operand 299 states and 503 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:38,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:38,565 INFO L93 Difference]: Finished difference Result 592 states and 996 transitions. [2021-10-28 22:53:38,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:38,566 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 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 87 [2021-10-28 22:53:38,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:38,569 INFO L225 Difference]: With dead ends: 592 [2021-10-28 22:53:38,570 INFO L226 Difference]: Without dead ends: 301 [2021-10-28 22:53:38,571 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:38,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2021-10-28 22:53:38,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 299. [2021-10-28 22:53:38,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 298 states have (on average 1.674496644295302) internal successors, (499), 298 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) [2021-10-28 22:53:38,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 499 transitions. [2021-10-28 22:53:38,585 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 499 transitions. Word has length 87 [2021-10-28 22:53:38,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:38,585 INFO L470 AbstractCegarLoop]: Abstraction has 299 states and 499 transitions. [2021-10-28 22:53:38,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:38,586 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 499 transitions. [2021-10-28 22:53:38,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-10-28 22:53:38,588 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:38,588 INFO L513 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, 1, 1] [2021-10-28 22:53:38,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 22:53:38,590 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:38,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:38,590 INFO L85 PathProgramCache]: Analyzing trace with hash 1972207359, now seen corresponding path program 1 times [2021-10-28 22:53:38,591 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:38,593 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552549024] [2021-10-28 22:53:38,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:38,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:38,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:38,659 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-28 22:53:38,660 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:38,660 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552549024] [2021-10-28 22:53:38,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552549024] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:38,660 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:38,661 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:38,661 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792362636] [2021-10-28 22:53:38,662 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:38,662 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:38,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:38,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:38,663 INFO L87 Difference]: Start difference. First operand 299 states and 499 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:38,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:38,763 INFO L93 Difference]: Finished difference Result 599 states and 998 transitions. [2021-10-28 22:53:38,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:38,764 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 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 [2021-10-28 22:53:38,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:38,767 INFO L225 Difference]: With dead ends: 599 [2021-10-28 22:53:38,767 INFO L226 Difference]: Without dead ends: 308 [2021-10-28 22:53:38,768 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:38,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2021-10-28 22:53:38,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 308. [2021-10-28 22:53:38,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 308 states, 307 states have (on average 1.6449511400651466) internal successors, (505), 307 states have internal predecessors, (505), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:38,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 308 states and 505 transitions. [2021-10-28 22:53:38,783 INFO L78 Accepts]: Start accepts. Automaton has 308 states and 505 transitions. Word has length 100 [2021-10-28 22:53:38,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:38,784 INFO L470 AbstractCegarLoop]: Abstraction has 308 states and 505 transitions. [2021-10-28 22:53:38,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:38,784 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 505 transitions. [2021-10-28 22:53:38,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-10-28 22:53:38,786 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:38,786 INFO L513 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, 1] [2021-10-28 22:53:38,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 22:53:38,787 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:38,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:38,787 INFO L85 PathProgramCache]: Analyzing trace with hash -1581377797, now seen corresponding path program 1 times [2021-10-28 22:53:38,788 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:38,788 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378338197] [2021-10-28 22:53:38,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:38,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:38,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:38,824 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-28 22:53:38,824 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:38,824 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378338197] [2021-10-28 22:53:38,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378338197] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:38,825 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:38,825 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:38,825 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227473024] [2021-10-28 22:53:38,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:38,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:38,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:38,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:38,837 INFO L87 Difference]: Start difference. First operand 308 states and 505 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) [2021-10-28 22:53:38,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:38,961 INFO L93 Difference]: Finished difference Result 639 states and 1051 transitions. [2021-10-28 22:53:38,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:38,961 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 [2021-10-28 22:53:38,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:38,965 INFO L225 Difference]: With dead ends: 639 [2021-10-28 22:53:38,965 INFO L226 Difference]: Without dead ends: 339 [2021-10-28 22:53:38,966 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:38,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2021-10-28 22:53:38,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 337. [2021-10-28 22:53:38,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 336 states have (on average 1.6428571428571428) internal successors, (552), 336 states have internal predecessors, (552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:38,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 552 transitions. [2021-10-28 22:53:38,981 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 552 transitions. Word has length 100 [2021-10-28 22:53:38,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:38,982 INFO L470 AbstractCegarLoop]: Abstraction has 337 states and 552 transitions. [2021-10-28 22:53:38,982 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) [2021-10-28 22:53:38,982 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 552 transitions. [2021-10-28 22:53:38,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-28 22:53:38,984 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:38,984 INFO L513 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, 1] [2021-10-28 22:53:38,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 22:53:38,985 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:38,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:38,985 INFO L85 PathProgramCache]: Analyzing trace with hash -452761918, now seen corresponding path program 1 times [2021-10-28 22:53:38,986 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:38,986 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564669636] [2021-10-28 22:53:38,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:38,986 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:38,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:39,017 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-28 22:53:39,018 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:39,018 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564669636] [2021-10-28 22:53:39,018 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564669636] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:39,018 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:39,018 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:39,019 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29218101] [2021-10-28 22:53:39,019 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:39,019 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:39,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:39,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:39,020 INFO L87 Difference]: Start difference. First operand 337 states and 552 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) [2021-10-28 22:53:39,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:39,163 INFO L93 Difference]: Finished difference Result 668 states and 1094 transitions. [2021-10-28 22:53:39,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:39,164 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 [2021-10-28 22:53:39,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:39,166 INFO L225 Difference]: With dead ends: 668 [2021-10-28 22:53:39,167 INFO L226 Difference]: Without dead ends: 339 [2021-10-28 22:53:39,167 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:39,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2021-10-28 22:53:39,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 337. [2021-10-28 22:53:39,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 336 states have (on average 1.630952380952381) internal successors, (548), 336 states have internal predecessors, (548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:39,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 548 transitions. [2021-10-28 22:53:39,185 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 548 transitions. Word has length 101 [2021-10-28 22:53:39,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:39,186 INFO L470 AbstractCegarLoop]: Abstraction has 337 states and 548 transitions. [2021-10-28 22:53:39,186 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) [2021-10-28 22:53:39,186 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 548 transitions. [2021-10-28 22:53:39,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-10-28 22:53:39,188 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:39,188 INFO L513 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, 1, 1] [2021-10-28 22:53:39,189 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 22:53:39,189 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:39,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:39,190 INFO L85 PathProgramCache]: Analyzing trace with hash 19268267, now seen corresponding path program 1 times [2021-10-28 22:53:39,190 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:39,190 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998511509] [2021-10-28 22:53:39,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:39,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:39,229 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-28 22:53:39,230 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:39,230 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998511509] [2021-10-28 22:53:39,230 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998511509] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:39,230 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:39,231 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:39,231 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912785252] [2021-10-28 22:53:39,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:39,232 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:39,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:39,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:39,233 INFO L87 Difference]: Start difference. First operand 337 states and 548 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:39,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:39,373 INFO L93 Difference]: Finished difference Result 701 states and 1144 transitions. [2021-10-28 22:53:39,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:39,373 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 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 102 [2021-10-28 22:53:39,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:39,376 INFO L225 Difference]: With dead ends: 701 [2021-10-28 22:53:39,376 INFO L226 Difference]: Without dead ends: 372 [2021-10-28 22:53:39,377 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:39,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2021-10-28 22:53:39,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 364. [2021-10-28 22:53:39,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 363 states have (on average 1.6253443526170799) internal successors, (590), 363 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:39,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 590 transitions. [2021-10-28 22:53:39,395 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 590 transitions. Word has length 102 [2021-10-28 22:53:39,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:39,395 INFO L470 AbstractCegarLoop]: Abstraction has 364 states and 590 transitions. [2021-10-28 22:53:39,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:39,396 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 590 transitions. [2021-10-28 22:53:39,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-28 22:53:39,397 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:39,398 INFO L513 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, 1, 1] [2021-10-28 22:53:39,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 22:53:39,398 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:39,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:39,399 INFO L85 PathProgramCache]: Analyzing trace with hash 997966866, now seen corresponding path program 1 times [2021-10-28 22:53:39,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:39,399 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411259107] [2021-10-28 22:53:39,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:39,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:39,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:39,433 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-28 22:53:39,434 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:39,434 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411259107] [2021-10-28 22:53:39,434 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411259107] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:39,435 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:39,435 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:39,435 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021604647] [2021-10-28 22:53:39,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:39,436 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:39,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:39,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:39,437 INFO L87 Difference]: Start difference. First operand 364 states and 590 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:39,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:39,571 INFO L93 Difference]: Finished difference Result 728 states and 1181 transitions. [2021-10-28 22:53:39,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:39,572 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 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 103 [2021-10-28 22:53:39,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:39,574 INFO L225 Difference]: With dead ends: 728 [2021-10-28 22:53:39,575 INFO L226 Difference]: Without dead ends: 372 [2021-10-28 22:53:39,576 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:39,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2021-10-28 22:53:39,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 364. [2021-10-28 22:53:39,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 363 states have (on average 1.6115702479338843) internal successors, (585), 363 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) [2021-10-28 22:53:39,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 585 transitions. [2021-10-28 22:53:39,593 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 585 transitions. Word has length 103 [2021-10-28 22:53:39,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:39,594 INFO L470 AbstractCegarLoop]: Abstraction has 364 states and 585 transitions. [2021-10-28 22:53:39,594 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:39,594 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 585 transitions. [2021-10-28 22:53:39,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-10-28 22:53:39,596 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:39,596 INFO L513 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, 1] [2021-10-28 22:53:39,596 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 22:53:39,597 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:39,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:39,597 INFO L85 PathProgramCache]: Analyzing trace with hash 519079913, now seen corresponding path program 1 times [2021-10-28 22:53:39,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:39,598 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613637351] [2021-10-28 22:53:39,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:39,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:39,636 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-28 22:53:39,636 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:39,636 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613637351] [2021-10-28 22:53:39,637 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613637351] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:39,637 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:39,637 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:39,637 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572067592] [2021-10-28 22:53:39,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:39,638 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:39,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:39,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:39,639 INFO L87 Difference]: Start difference. First operand 364 states and 585 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) [2021-10-28 22:53:39,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:39,762 INFO L93 Difference]: Finished difference Result 745 states and 1199 transitions. [2021-10-28 22:53:39,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:39,763 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 [2021-10-28 22:53:39,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:39,766 INFO L225 Difference]: With dead ends: 745 [2021-10-28 22:53:39,766 INFO L226 Difference]: Without dead ends: 389 [2021-10-28 22:53:39,767 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:39,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2021-10-28 22:53:39,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 385. [2021-10-28 22:53:39,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 385 states, 384 states have (on average 1.5989583333333333) internal successors, (614), 384 states have internal predecessors, (614), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:39,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 614 transitions. [2021-10-28 22:53:39,786 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 614 transitions. Word has length 106 [2021-10-28 22:53:39,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:39,786 INFO L470 AbstractCegarLoop]: Abstraction has 385 states and 614 transitions. [2021-10-28 22:53:39,787 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) [2021-10-28 22:53:39,787 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 614 transitions. [2021-10-28 22:53:39,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-10-28 22:53:39,789 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:39,789 INFO L513 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, 1] [2021-10-28 22:53:39,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 22:53:39,790 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:39,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:39,790 INFO L85 PathProgramCache]: Analyzing trace with hash -551095312, now seen corresponding path program 1 times [2021-10-28 22:53:39,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:39,791 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869404885] [2021-10-28 22:53:39,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:39,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:39,824 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-28 22:53:39,824 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:39,824 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869404885] [2021-10-28 22:53:39,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869404885] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:39,825 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:39,825 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:39,825 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844205554] [2021-10-28 22:53:39,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:39,826 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:39,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:39,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:39,827 INFO L87 Difference]: Start difference. First operand 385 states and 614 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) [2021-10-28 22:53:39,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:39,955 INFO L93 Difference]: Finished difference Result 766 states and 1222 transitions. [2021-10-28 22:53:39,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:39,956 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 107 [2021-10-28 22:53:39,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:39,959 INFO L225 Difference]: With dead ends: 766 [2021-10-28 22:53:39,959 INFO L226 Difference]: Without dead ends: 389 [2021-10-28 22:53:39,960 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:39,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2021-10-28 22:53:39,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 385. [2021-10-28 22:53:39,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 385 states, 384 states have (on average 1.5833333333333333) internal successors, (608), 384 states have internal predecessors, (608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:39,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 608 transitions. [2021-10-28 22:53:39,983 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 608 transitions. Word has length 107 [2021-10-28 22:53:39,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:39,983 INFO L470 AbstractCegarLoop]: Abstraction has 385 states and 608 transitions. [2021-10-28 22:53:39,983 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) [2021-10-28 22:53:39,984 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 608 transitions. [2021-10-28 22:53:39,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-10-28 22:53:39,986 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:39,986 INFO L513 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, 1] [2021-10-28 22:53:39,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-28 22:53:39,987 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:39,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:39,988 INFO L85 PathProgramCache]: Analyzing trace with hash -804010043, now seen corresponding path program 1 times [2021-10-28 22:53:39,988 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:39,988 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521530593] [2021-10-28 22:53:39,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:39,989 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:40,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:40,037 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 22:53:40,037 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:40,037 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521530593] [2021-10-28 22:53:40,038 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521530593] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:40,038 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:40,038 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:40,038 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017286452] [2021-10-28 22:53:40,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:40,039 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:40,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:40,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:40,041 INFO L87 Difference]: Start difference. First operand 385 states and 608 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:40,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:40,104 INFO L93 Difference]: Finished difference Result 1093 states and 1730 transitions. [2021-10-28 22:53:40,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:40,105 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 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 [2021-10-28 22:53:40,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:40,111 INFO L225 Difference]: With dead ends: 1093 [2021-10-28 22:53:40,111 INFO L226 Difference]: Without dead ends: 716 [2021-10-28 22:53:40,112 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:40,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2021-10-28 22:53:40,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 716. [2021-10-28 22:53:40,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 716 states, 715 states have (on average 1.5776223776223777) internal successors, (1128), 715 states have internal predecessors, (1128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:40,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 716 states and 1128 transitions. [2021-10-28 22:53:40,151 INFO L78 Accepts]: Start accepts. Automaton has 716 states and 1128 transitions. Word has length 122 [2021-10-28 22:53:40,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:40,151 INFO L470 AbstractCegarLoop]: Abstraction has 716 states and 1128 transitions. [2021-10-28 22:53:40,152 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:40,152 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1128 transitions. [2021-10-28 22:53:40,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-10-28 22:53:40,155 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:40,155 INFO L513 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, 1] [2021-10-28 22:53:40,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-28 22:53:40,156 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:40,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:40,156 INFO L85 PathProgramCache]: Analyzing trace with hash 1245377799, now seen corresponding path program 1 times [2021-10-28 22:53:40,157 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:40,157 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45590990] [2021-10-28 22:53:40,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:40,157 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:40,207 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-10-28 22:53:40,207 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:40,208 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45590990] [2021-10-28 22:53:40,208 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45590990] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:40,208 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:40,208 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:40,209 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892264704] [2021-10-28 22:53:40,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:40,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:40,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:40,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:40,211 INFO L87 Difference]: Start difference. First operand 716 states and 1128 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:40,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:40,282 INFO L93 Difference]: Finished difference Result 1799 states and 2839 transitions. [2021-10-28 22:53:40,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:40,283 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 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 [2021-10-28 22:53:40,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:40,290 INFO L225 Difference]: With dead ends: 1799 [2021-10-28 22:53:40,290 INFO L226 Difference]: Without dead ends: 1091 [2021-10-28 22:53:40,292 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:40,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1091 states. [2021-10-28 22:53:40,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1091 to 1091. [2021-10-28 22:53:40,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1091 states, 1090 states have (on average 1.5788990825688074) internal successors, (1721), 1090 states have internal predecessors, (1721), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:40,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 1091 states and 1721 transitions. [2021-10-28 22:53:40,346 INFO L78 Accepts]: Start accepts. Automaton has 1091 states and 1721 transitions. Word has length 122 [2021-10-28 22:53:40,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:40,346 INFO L470 AbstractCegarLoop]: Abstraction has 1091 states and 1721 transitions. [2021-10-28 22:53:40,347 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:40,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 1721 transitions. [2021-10-28 22:53:40,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-10-28 22:53:40,350 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:40,351 INFO L513 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, 1] [2021-10-28 22:53:40,351 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-28 22:53:40,351 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:40,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:40,352 INFO L85 PathProgramCache]: Analyzing trace with hash 1964025029, now seen corresponding path program 1 times [2021-10-28 22:53:40,352 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:40,352 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014383035] [2021-10-28 22:53:40,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:40,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:40,391 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-28 22:53:40,391 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:40,392 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014383035] [2021-10-28 22:53:40,392 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014383035] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:40,392 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:40,392 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:40,393 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542086837] [2021-10-28 22:53:40,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:40,393 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:40,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:40,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:40,395 INFO L87 Difference]: Start difference. First operand 1091 states and 1721 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) [2021-10-28 22:53:40,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:40,599 INFO L93 Difference]: Finished difference Result 2300 states and 3633 transitions. [2021-10-28 22:53:40,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:40,600 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 [2021-10-28 22:53:40,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:40,609 INFO L225 Difference]: With dead ends: 2300 [2021-10-28 22:53:40,609 INFO L226 Difference]: Without dead ends: 1217 [2021-10-28 22:53:40,611 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:40,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1217 states. [2021-10-28 22:53:40,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1217 to 1205. [2021-10-28 22:53:40,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1205 states, 1204 states have (on average 1.5772425249169435) internal successors, (1899), 1204 states have internal predecessors, (1899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:40,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 1205 states and 1899 transitions. [2021-10-28 22:53:40,698 INFO L78 Accepts]: Start accepts. Automaton has 1205 states and 1899 transitions. Word has length 123 [2021-10-28 22:53:40,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:40,698 INFO L470 AbstractCegarLoop]: Abstraction has 1205 states and 1899 transitions. [2021-10-28 22:53:40,698 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) [2021-10-28 22:53:40,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1899 transitions. [2021-10-28 22:53:40,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-10-28 22:53:40,702 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:40,702 INFO L513 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, 1] [2021-10-28 22:53:40,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-28 22:53:40,703 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:40,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:40,703 INFO L85 PathProgramCache]: Analyzing trace with hash -1664288541, now seen corresponding path program 1 times [2021-10-28 22:53:40,703 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:40,704 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978761040] [2021-10-28 22:53:40,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:40,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:40,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:40,735 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-28 22:53:40,735 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:40,736 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978761040] [2021-10-28 22:53:40,736 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978761040] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:40,736 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:40,736 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:40,736 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130696728] [2021-10-28 22:53:40,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:40,737 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:40,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:40,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:40,738 INFO L87 Difference]: Start difference. First operand 1205 states and 1899 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) [2021-10-28 22:53:40,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:40,915 INFO L93 Difference]: Finished difference Result 2414 states and 3803 transitions. [2021-10-28 22:53:40,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:40,916 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 124 [2021-10-28 22:53:40,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:40,923 INFO L225 Difference]: With dead ends: 2414 [2021-10-28 22:53:40,923 INFO L226 Difference]: Without dead ends: 1211 [2021-10-28 22:53:40,925 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:40,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1211 states. [2021-10-28 22:53:40,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1211 to 1199. [2021-10-28 22:53:40,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1199 states, 1198 states have (on average 1.5709515859766277) internal successors, (1882), 1198 states have internal predecessors, (1882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:40,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 1199 states and 1882 transitions. [2021-10-28 22:53:40,985 INFO L78 Accepts]: Start accepts. Automaton has 1199 states and 1882 transitions. Word has length 124 [2021-10-28 22:53:40,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:40,986 INFO L470 AbstractCegarLoop]: Abstraction has 1199 states and 1882 transitions. [2021-10-28 22:53:40,986 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) [2021-10-28 22:53:40,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1882 transitions. [2021-10-28 22:53:40,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-10-28 22:53:40,990 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:40,990 INFO L513 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, 1] [2021-10-28 22:53:40,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-28 22:53:40,991 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:40,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:40,991 INFO L85 PathProgramCache]: Analyzing trace with hash 1841672054, now seen corresponding path program 1 times [2021-10-28 22:53:40,991 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:40,991 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917153763] [2021-10-28 22:53:40,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:40,992 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:41,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:41,029 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-10-28 22:53:41,029 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:41,029 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917153763] [2021-10-28 22:53:41,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917153763] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:41,029 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:41,030 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:41,030 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244311544] [2021-10-28 22:53:41,030 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:41,031 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:41,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:41,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:41,032 INFO L87 Difference]: Start difference. First operand 1199 states and 1882 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) [2021-10-28 22:53:41,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:41,241 INFO L93 Difference]: Finished difference Result 2504 states and 3932 transitions. [2021-10-28 22:53:41,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:41,242 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 [2021-10-28 22:53:41,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:41,251 INFO L225 Difference]: With dead ends: 2504 [2021-10-28 22:53:41,251 INFO L226 Difference]: Without dead ends: 1313 [2021-10-28 22:53:41,253 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:41,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1313 states. [2021-10-28 22:53:41,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1313 to 1307. [2021-10-28 22:53:41,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1307 states, 1306 states have (on average 1.5658499234303216) internal successors, (2045), 1306 states have internal predecessors, (2045), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:41,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 1307 states and 2045 transitions. [2021-10-28 22:53:41,318 INFO L78 Accepts]: Start accepts. Automaton has 1307 states and 2045 transitions. Word has length 156 [2021-10-28 22:53:41,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:41,318 INFO L470 AbstractCegarLoop]: Abstraction has 1307 states and 2045 transitions. [2021-10-28 22:53:41,319 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) [2021-10-28 22:53:41,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 2045 transitions. [2021-10-28 22:53:41,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-10-28 22:53:41,323 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:41,324 INFO L513 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, 1] [2021-10-28 22:53:41,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-28 22:53:41,324 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:41,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:41,325 INFO L85 PathProgramCache]: Analyzing trace with hash 498338744, now seen corresponding path program 1 times [2021-10-28 22:53:41,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:41,325 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022291600] [2021-10-28 22:53:41,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:41,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:41,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:41,361 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-10-28 22:53:41,361 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:41,361 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022291600] [2021-10-28 22:53:41,361 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022291600] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:41,362 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:41,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:41,362 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34048029] [2021-10-28 22:53:41,362 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:41,363 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:41,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:41,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:41,364 INFO L87 Difference]: Start difference. First operand 1307 states and 2045 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) [2021-10-28 22:53:41,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:41,571 INFO L93 Difference]: Finished difference Result 2612 states and 4084 transitions. [2021-10-28 22:53:41,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:41,571 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 157 [2021-10-28 22:53:41,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:41,580 INFO L225 Difference]: With dead ends: 2612 [2021-10-28 22:53:41,580 INFO L226 Difference]: Without dead ends: 1307 [2021-10-28 22:53:41,582 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:41,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1307 states. [2021-10-28 22:53:41,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1307 to 1301. [2021-10-28 22:53:41,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1301 states, 1300 states have (on average 1.5576923076923077) internal successors, (2025), 1300 states have internal predecessors, (2025), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:41,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 1301 states and 2025 transitions. [2021-10-28 22:53:41,664 INFO L78 Accepts]: Start accepts. Automaton has 1301 states and 2025 transitions. Word has length 157 [2021-10-28 22:53:41,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:41,664 INFO L470 AbstractCegarLoop]: Abstraction has 1301 states and 2025 transitions. [2021-10-28 22:53:41,665 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) [2021-10-28 22:53:41,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 2025 transitions. [2021-10-28 22:53:41,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-10-28 22:53:41,669 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:41,670 INFO L513 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, 1] [2021-10-28 22:53:41,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-10-28 22:53:41,670 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:41,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:41,671 INFO L85 PathProgramCache]: Analyzing trace with hash 110608000, now seen corresponding path program 1 times [2021-10-28 22:53:41,671 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:41,671 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394982553] [2021-10-28 22:53:41,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:41,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:41,707 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2021-10-28 22:53:41,707 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:41,707 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394982553] [2021-10-28 22:53:41,707 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394982553] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:41,708 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:41,708 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:41,708 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299578968] [2021-10-28 22:53:41,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:41,709 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:41,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:41,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:41,710 INFO L87 Difference]: Start difference. First operand 1301 states and 2025 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) [2021-10-28 22:53:41,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:41,894 INFO L93 Difference]: Finished difference Result 2702 states and 4206 transitions. [2021-10-28 22:53:41,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:41,895 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 [2021-10-28 22:53:41,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:41,903 INFO L225 Difference]: With dead ends: 2702 [2021-10-28 22:53:41,904 INFO L226 Difference]: Without dead ends: 1409 [2021-10-28 22:53:41,906 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:41,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1409 states. [2021-10-28 22:53:41,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1409 to 1403. [2021-10-28 22:53:41,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1403 states, 1402 states have (on average 1.5499286733238231) internal successors, (2173), 1402 states have internal predecessors, (2173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:41,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1403 states and 2173 transitions. [2021-10-28 22:53:41,975 INFO L78 Accepts]: Start accepts. Automaton has 1403 states and 2173 transitions. Word has length 187 [2021-10-28 22:53:41,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:41,976 INFO L470 AbstractCegarLoop]: Abstraction has 1403 states and 2173 transitions. [2021-10-28 22:53:41,976 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) [2021-10-28 22:53:41,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 2173 transitions. [2021-10-28 22:53:41,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-10-28 22:53:41,981 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:41,981 INFO L513 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, 1] [2021-10-28 22:53:41,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-10-28 22:53:41,982 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:41,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:41,982 INFO L85 PathProgramCache]: Analyzing trace with hash 2026387806, now seen corresponding path program 1 times [2021-10-28 22:53:41,982 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:41,983 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807943393] [2021-10-28 22:53:41,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:41,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:41,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:42,024 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2021-10-28 22:53:42,025 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:42,025 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807943393] [2021-10-28 22:53:42,025 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807943393] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:42,025 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:42,025 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:42,025 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704050521] [2021-10-28 22:53:42,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:42,026 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:42,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:42,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:42,027 INFO L87 Difference]: Start difference. First operand 1403 states and 2173 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) [2021-10-28 22:53:42,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:42,216 INFO L93 Difference]: Finished difference Result 2804 states and 4340 transitions. [2021-10-28 22:53:42,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:42,218 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 188 [2021-10-28 22:53:42,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:42,227 INFO L225 Difference]: With dead ends: 2804 [2021-10-28 22:53:42,227 INFO L226 Difference]: Without dead ends: 1403 [2021-10-28 22:53:42,229 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:42,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1403 states. [2021-10-28 22:53:42,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1403 to 1397. [2021-10-28 22:53:42,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1397 states, 1396 states have (on average 1.5401146131805157) internal successors, (2150), 1396 states have internal predecessors, (2150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:42,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1397 states and 2150 transitions. [2021-10-28 22:53:42,297 INFO L78 Accepts]: Start accepts. Automaton has 1397 states and 2150 transitions. Word has length 188 [2021-10-28 22:53:42,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:42,297 INFO L470 AbstractCegarLoop]: Abstraction has 1397 states and 2150 transitions. [2021-10-28 22:53:42,297 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) [2021-10-28 22:53:42,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 2150 transitions. [2021-10-28 22:53:42,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-10-28 22:53:42,302 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:42,303 INFO L513 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, 1, 1] [2021-10-28 22:53:42,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-10-28 22:53:42,303 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:42,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:42,304 INFO L85 PathProgramCache]: Analyzing trace with hash -1511540587, now seen corresponding path program 1 times [2021-10-28 22:53:42,304 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:42,304 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3657159] [2021-10-28 22:53:42,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:42,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:42,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:42,341 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2021-10-28 22:53:42,342 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:42,342 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3657159] [2021-10-28 22:53:42,342 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3657159] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:42,342 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:42,342 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:42,343 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239074594] [2021-10-28 22:53:42,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:42,343 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:42,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:42,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:42,344 INFO L87 Difference]: Start difference. First operand 1397 states and 2150 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) [2021-10-28 22:53:42,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:42,505 INFO L93 Difference]: Finished difference Result 2900 states and 4474 transitions. [2021-10-28 22:53:42,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:42,505 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 206 [2021-10-28 22:53:42,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:42,515 INFO L225 Difference]: With dead ends: 2900 [2021-10-28 22:53:42,515 INFO L226 Difference]: Without dead ends: 1511 [2021-10-28 22:53:42,517 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:42,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1511 states. [2021-10-28 22:53:42,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1511 to 1472. [2021-10-28 22:53:42,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1472 states, 1471 states have (on average 1.5275322909585316) internal successors, (2247), 1471 states have internal predecessors, (2247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:42,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1472 states and 2247 transitions. [2021-10-28 22:53:42,607 INFO L78 Accepts]: Start accepts. Automaton has 1472 states and 2247 transitions. Word has length 206 [2021-10-28 22:53:42,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:42,608 INFO L470 AbstractCegarLoop]: Abstraction has 1472 states and 2247 transitions. [2021-10-28 22:53:42,608 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) [2021-10-28 22:53:42,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2247 transitions. [2021-10-28 22:53:42,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-10-28 22:53:42,614 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:42,614 INFO L513 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, 1, 1] [2021-10-28 22:53:42,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-10-28 22:53:42,615 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:42,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:42,616 INFO L85 PathProgramCache]: Analyzing trace with hash -273801636, now seen corresponding path program 1 times [2021-10-28 22:53:42,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:42,616 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789907218] [2021-10-28 22:53:42,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:42,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:42,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:42,661 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2021-10-28 22:53:42,661 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:42,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789907218] [2021-10-28 22:53:42,661 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789907218] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:42,662 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:42,662 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:42,662 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948907328] [2021-10-28 22:53:42,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:42,663 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:42,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:42,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:42,664 INFO L87 Difference]: Start difference. First operand 1472 states and 2247 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:42,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:42,839 INFO L93 Difference]: Finished difference Result 2975 states and 4545 transitions. [2021-10-28 22:53:42,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:42,840 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 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 207 [2021-10-28 22:53:42,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:42,850 INFO L225 Difference]: With dead ends: 2975 [2021-10-28 22:53:42,850 INFO L226 Difference]: Without dead ends: 1511 [2021-10-28 22:53:42,852 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:42,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1511 states. [2021-10-28 22:53:42,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1511 to 1472. [2021-10-28 22:53:42,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1472 states, 1471 states have (on average 1.5098572399728076) internal successors, (2221), 1471 states have internal predecessors, (2221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:42,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1472 states and 2221 transitions. [2021-10-28 22:53:42,932 INFO L78 Accepts]: Start accepts. Automaton has 1472 states and 2221 transitions. Word has length 207 [2021-10-28 22:53:42,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:42,933 INFO L470 AbstractCegarLoop]: Abstraction has 1472 states and 2221 transitions. [2021-10-28 22:53:42,933 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:42,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2221 transitions. [2021-10-28 22:53:42,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-10-28 22:53:42,939 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:42,940 INFO L513 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, 1] [2021-10-28 22:53:42,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-10-28 22:53:42,940 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:42,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:42,941 INFO L85 PathProgramCache]: Analyzing trace with hash -850065258, now seen corresponding path program 1 times [2021-10-28 22:53:42,941 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:42,942 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219776841] [2021-10-28 22:53:42,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:42,942 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:42,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:43,001 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2021-10-28 22:53:43,001 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:43,001 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219776841] [2021-10-28 22:53:43,001 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219776841] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:43,002 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:43,002 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:43,002 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294422978] [2021-10-28 22:53:43,003 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:43,003 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:43,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:43,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:43,004 INFO L87 Difference]: Start difference. First operand 1472 states and 2221 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) [2021-10-28 22:53:43,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:43,217 INFO L93 Difference]: Finished difference Result 2948 states and 4445 transitions. [2021-10-28 22:53:43,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:43,218 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 [2021-10-28 22:53:43,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:43,227 INFO L225 Difference]: With dead ends: 2948 [2021-10-28 22:53:43,227 INFO L226 Difference]: Without dead ends: 1484 [2021-10-28 22:53:43,230 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:43,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1484 states. [2021-10-28 22:53:43,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1484 to 1472. [2021-10-28 22:53:43,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1472 states, 1471 states have (on average 1.4983004758667573) internal successors, (2204), 1471 states have internal predecessors, (2204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:43,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1472 states and 2204 transitions. [2021-10-28 22:53:43,301 INFO L78 Accepts]: Start accepts. Automaton has 1472 states and 2204 transitions. Word has length 218 [2021-10-28 22:53:43,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:43,302 INFO L470 AbstractCegarLoop]: Abstraction has 1472 states and 2204 transitions. [2021-10-28 22:53:43,302 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) [2021-10-28 22:53:43,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2204 transitions. [2021-10-28 22:53:43,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-10-28 22:53:43,307 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:43,308 INFO L513 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, 1] [2021-10-28 22:53:43,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-10-28 22:53:43,308 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:43,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:43,309 INFO L85 PathProgramCache]: Analyzing trace with hash -875282792, now seen corresponding path program 1 times [2021-10-28 22:53:43,309 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:43,309 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198230566] [2021-10-28 22:53:43,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:43,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:43,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:43,350 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2021-10-28 22:53:43,351 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:43,351 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198230566] [2021-10-28 22:53:43,351 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198230566] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:43,351 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:43,351 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:43,352 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842620638] [2021-10-28 22:53:43,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:43,353 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:43,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:43,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:43,354 INFO L87 Difference]: Start difference. First operand 1472 states and 2204 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:43,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:43,528 INFO L93 Difference]: Finished difference Result 2948 states and 4411 transitions. [2021-10-28 22:53:43,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:43,529 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 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 219 [2021-10-28 22:53:43,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:43,538 INFO L225 Difference]: With dead ends: 2948 [2021-10-28 22:53:43,538 INFO L226 Difference]: Without dead ends: 1457 [2021-10-28 22:53:43,540 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:43,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1457 states. [2021-10-28 22:53:43,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1457 to 1445. [2021-10-28 22:53:43,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1445 states, 1444 states have (on average 1.4875346260387812) internal successors, (2148), 1444 states have internal predecessors, (2148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:43,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1445 states and 2148 transitions. [2021-10-28 22:53:43,630 INFO L78 Accepts]: Start accepts. Automaton has 1445 states and 2148 transitions. Word has length 219 [2021-10-28 22:53:43,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:43,631 INFO L470 AbstractCegarLoop]: Abstraction has 1445 states and 2148 transitions. [2021-10-28 22:53:43,631 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:43,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 2148 transitions. [2021-10-28 22:53:43,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-10-28 22:53:43,636 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:43,637 INFO L513 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, 1, 1, 1] [2021-10-28 22:53:43,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-10-28 22:53:43,637 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:43,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:43,638 INFO L85 PathProgramCache]: Analyzing trace with hash -176590901, now seen corresponding path program 1 times [2021-10-28 22:53:43,638 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:43,638 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106775091] [2021-10-28 22:53:43,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:43,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:43,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:43,674 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2021-10-28 22:53:43,674 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:43,675 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106775091] [2021-10-28 22:53:43,677 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106775091] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:43,677 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:43,677 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:43,678 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038660769] [2021-10-28 22:53:43,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:43,678 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:43,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:43,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:43,679 INFO L87 Difference]: Start difference. First operand 1445 states and 2148 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) [2021-10-28 22:53:43,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:43,846 INFO L93 Difference]: Finished difference Result 2963 states and 4410 transitions. [2021-10-28 22:53:43,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:43,847 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 227 [2021-10-28 22:53:43,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:43,856 INFO L225 Difference]: With dead ends: 2963 [2021-10-28 22:53:43,856 INFO L226 Difference]: Without dead ends: 1526 [2021-10-28 22:53:43,859 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:43,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1526 states. [2021-10-28 22:53:43,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1526 to 1514. [2021-10-28 22:53:43,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1514 states, 1513 states have (on average 1.4738929279577) internal successors, (2230), 1513 states have internal predecessors, (2230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:43,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1514 states and 2230 transitions. [2021-10-28 22:53:43,946 INFO L78 Accepts]: Start accepts. Automaton has 1514 states and 2230 transitions. Word has length 227 [2021-10-28 22:53:43,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:43,947 INFO L470 AbstractCegarLoop]: Abstraction has 1514 states and 2230 transitions. [2021-10-28 22:53:43,948 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) [2021-10-28 22:53:43,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 2230 transitions. [2021-10-28 22:53:43,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-10-28 22:53:43,953 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:43,953 INFO L513 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, 1, 1, 1] [2021-10-28 22:53:43,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-10-28 22:53:43,954 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:43,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:43,955 INFO L85 PathProgramCache]: Analyzing trace with hash 581034244, now seen corresponding path program 1 times [2021-10-28 22:53:43,955 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:43,955 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231158213] [2021-10-28 22:53:43,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:43,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:43,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:43,998 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2021-10-28 22:53:43,998 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:43,998 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231158213] [2021-10-28 22:53:43,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231158213] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:43,999 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:43,999 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:43,999 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108969415] [2021-10-28 22:53:44,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:44,000 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:44,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:44,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:44,001 INFO L87 Difference]: Start difference. First operand 1514 states and 2230 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:44,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:44,194 INFO L93 Difference]: Finished difference Result 3032 states and 4463 transitions. [2021-10-28 22:53:44,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:44,194 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 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 228 [2021-10-28 22:53:44,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:44,203 INFO L225 Difference]: With dead ends: 3032 [2021-10-28 22:53:44,203 INFO L226 Difference]: Without dead ends: 1514 [2021-10-28 22:53:44,206 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:44,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1514 states. [2021-10-28 22:53:44,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1514 to 1502. [2021-10-28 22:53:44,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1502 states, 1501 states have (on average 1.4543637574950032) internal successors, (2183), 1501 states have internal predecessors, (2183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:44,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1502 states and 2183 transitions. [2021-10-28 22:53:44,275 INFO L78 Accepts]: Start accepts. Automaton has 1502 states and 2183 transitions. Word has length 228 [2021-10-28 22:53:44,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:44,276 INFO L470 AbstractCegarLoop]: Abstraction has 1502 states and 2183 transitions. [2021-10-28 22:53:44,276 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:44,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2183 transitions. [2021-10-28 22:53:44,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-10-28 22:53:44,282 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:44,283 INFO L513 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, 1, 1, 1] [2021-10-28 22:53:44,283 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-10-28 22:53:44,283 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:44,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:44,284 INFO L85 PathProgramCache]: Analyzing trace with hash -878488383, now seen corresponding path program 1 times [2021-10-28 22:53:44,284 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:44,284 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740035902] [2021-10-28 22:53:44,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:44,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:44,326 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2021-10-28 22:53:44,326 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:44,326 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740035902] [2021-10-28 22:53:44,327 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740035902] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:44,327 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:44,327 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:44,327 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420731600] [2021-10-28 22:53:44,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:44,328 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:44,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:44,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:44,329 INFO L87 Difference]: Start difference. First operand 1502 states and 2183 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:44,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:44,406 INFO L93 Difference]: Finished difference Result 3053 states and 4440 transitions. [2021-10-28 22:53:44,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:44,407 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 0 states have call successors, (0), 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 264 [2021-10-28 22:53:44,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:44,426 INFO L225 Difference]: With dead ends: 3053 [2021-10-28 22:53:44,427 INFO L226 Difference]: Without dead ends: 1559 [2021-10-28 22:53:44,429 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:44,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1559 states. [2021-10-28 22:53:44,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1559 to 1559. [2021-10-28 22:53:44,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1559 states, 1558 states have (on average 1.4550706033376124) internal successors, (2267), 1558 states have internal predecessors, (2267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:44,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1559 states and 2267 transitions. [2021-10-28 22:53:44,503 INFO L78 Accepts]: Start accepts. Automaton has 1559 states and 2267 transitions. Word has length 264 [2021-10-28 22:53:44,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:44,504 INFO L470 AbstractCegarLoop]: Abstraction has 1559 states and 2267 transitions. [2021-10-28 22:53:44,504 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:44,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 2267 transitions. [2021-10-28 22:53:44,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-10-28 22:53:44,518 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:44,518 INFO L513 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, 1, 1, 1] [2021-10-28 22:53:44,518 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-10-28 22:53:44,519 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:44,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:44,519 INFO L85 PathProgramCache]: Analyzing trace with hash 1480557055, now seen corresponding path program 1 times [2021-10-28 22:53:44,520 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:44,520 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588390688] [2021-10-28 22:53:44,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:44,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:44,562 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 587 trivial. 0 not checked. [2021-10-28 22:53:44,563 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:44,563 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588390688] [2021-10-28 22:53:44,563 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588390688] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:44,563 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:44,564 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:44,564 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693040302] [2021-10-28 22:53:44,564 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:44,565 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:44,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:44,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:44,566 INFO L87 Difference]: Start difference. First operand 1559 states and 2267 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:44,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:44,659 INFO L93 Difference]: Finished difference Result 3143 states and 4570 transitions. [2021-10-28 22:53:44,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:44,659 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 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 264 [2021-10-28 22:53:44,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:44,677 INFO L225 Difference]: With dead ends: 3143 [2021-10-28 22:53:44,677 INFO L226 Difference]: Without dead ends: 1592 [2021-10-28 22:53:44,680 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:44,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1592 states. [2021-10-28 22:53:44,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1592 to 1592. [2021-10-28 22:53:44,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1592 states, 1591 states have (on average 1.4544311753614079) internal successors, (2314), 1591 states have internal predecessors, (2314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:44,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1592 states and 2314 transitions. [2021-10-28 22:53:44,757 INFO L78 Accepts]: Start accepts. Automaton has 1592 states and 2314 transitions. Word has length 264 [2021-10-28 22:53:44,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:44,757 INFO L470 AbstractCegarLoop]: Abstraction has 1592 states and 2314 transitions. [2021-10-28 22:53:44,758 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:44,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 2314 transitions. [2021-10-28 22:53:44,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2021-10-28 22:53:44,764 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:44,764 INFO L513 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, 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] [2021-10-28 22:53:44,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-10-28 22:53:44,765 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:44,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:44,765 INFO L85 PathProgramCache]: Analyzing trace with hash -2143903306, now seen corresponding path program 1 times [2021-10-28 22:53:44,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:44,766 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203672422] [2021-10-28 22:53:44,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:44,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:44,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:44,830 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2021-10-28 22:53:44,830 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:44,830 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203672422] [2021-10-28 22:53:44,830 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203672422] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:44,830 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:44,831 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:44,831 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301805157] [2021-10-28 22:53:44,831 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:44,832 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:44,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:44,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:44,833 INFO L87 Difference]: Start difference. First operand 1592 states and 2314 transitions. Second operand has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:44,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:44,988 INFO L93 Difference]: Finished difference Result 4613 states and 6704 transitions. [2021-10-28 22:53:44,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:44,989 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 0 states have call successors, (0), 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 272 [2021-10-28 22:53:44,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:44,996 INFO L225 Difference]: With dead ends: 4613 [2021-10-28 22:53:44,996 INFO L226 Difference]: Without dead ends: 3062 [2021-10-28 22:53:44,998 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:45,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3062 states. [2021-10-28 22:53:45,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3062 to 3060. [2021-10-28 22:53:45,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3060 states, 3059 states have (on average 1.4511278195488722) internal successors, (4439), 3059 states have internal predecessors, (4439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:45,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3060 states to 3060 states and 4439 transitions. [2021-10-28 22:53:45,146 INFO L78 Accepts]: Start accepts. Automaton has 3060 states and 4439 transitions. Word has length 272 [2021-10-28 22:53:45,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:45,147 INFO L470 AbstractCegarLoop]: Abstraction has 3060 states and 4439 transitions. [2021-10-28 22:53:45,147 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:45,147 INFO L276 IsEmpty]: Start isEmpty. Operand 3060 states and 4439 transitions. [2021-10-28 22:53:45,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2021-10-28 22:53:45,156 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:45,156 INFO L513 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, 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] [2021-10-28 22:53:45,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-10-28 22:53:45,157 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:45,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:45,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1820546620, now seen corresponding path program 1 times [2021-10-28 22:53:45,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:45,158 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071616415] [2021-10-28 22:53:45,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:45,158 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:45,227 INFO L134 CoverageAnalysis]: Checked inductivity of 901 backedges. 536 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2021-10-28 22:53:45,227 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:45,227 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071616415] [2021-10-28 22:53:45,228 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071616415] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:45,228 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:45,229 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:45,229 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488417572] [2021-10-28 22:53:45,229 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:45,230 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:45,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:45,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:45,231 INFO L87 Difference]: Start difference. First operand 3060 states and 4439 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:45,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:45,458 INFO L93 Difference]: Finished difference Result 6292 states and 9154 transitions. [2021-10-28 22:53:45,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:45,459 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 0 states have call successors, (0), 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 309 [2021-10-28 22:53:45,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:45,465 INFO L225 Difference]: With dead ends: 6292 [2021-10-28 22:53:45,465 INFO L226 Difference]: Without dead ends: 2044 [2021-10-28 22:53:45,471 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:45,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2044 states. [2021-10-28 22:53:45,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2044 to 2024. [2021-10-28 22:53:45,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2024 states, 2023 states have (on average 1.426099851705388) internal successors, (2885), 2023 states have internal predecessors, (2885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:45,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 2024 states and 2885 transitions. [2021-10-28 22:53:45,560 INFO L78 Accepts]: Start accepts. Automaton has 2024 states and 2885 transitions. Word has length 309 [2021-10-28 22:53:45,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:45,561 INFO L470 AbstractCegarLoop]: Abstraction has 2024 states and 2885 transitions. [2021-10-28 22:53:45,561 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:45,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 2885 transitions. [2021-10-28 22:53:45,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2021-10-28 22:53:45,570 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:45,571 INFO L513 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, 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] [2021-10-28 22:53:45,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-10-28 22:53:45,571 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:45,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:45,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1751420932, now seen corresponding path program 1 times [2021-10-28 22:53:45,572 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:45,572 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849267332] [2021-10-28 22:53:45,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:45,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:45,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:45,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1398 backedges. 906 proven. 26 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2021-10-28 22:53:45,663 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:45,663 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849267332] [2021-10-28 22:53:45,663 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849267332] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 22:53:45,664 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [435460272] [2021-10-28 22:53:45,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:45,664 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 22:53:45,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:45,668 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 22:53:45,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 22:53:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:45,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 22:53:45,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:53:47,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1398 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 904 trivial. 0 not checked. [2021-10-28 22:53:47,071 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [435460272] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:47,071 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 22:53:47,071 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-10-28 22:53:47,072 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456724116] [2021-10-28 22:53:47,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:47,075 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:47,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:47,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:53:47,076 INFO L87 Difference]: Start difference. First operand 2024 states and 2885 transitions. Second operand has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:47,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:47,176 INFO L93 Difference]: Finished difference Result 2978 states and 4244 transitions. [2021-10-28 22:53:47,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:47,177 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 0 states have call successors, (0), 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 376 [2021-10-28 22:53:47,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:47,184 INFO L225 Difference]: With dead ends: 2978 [2021-10-28 22:53:47,184 INFO L226 Difference]: Without dead ends: 2976 [2021-10-28 22:53:47,186 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 376 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:53:47,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2976 states. [2021-10-28 22:53:47,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2976 to 2976. [2021-10-28 22:53:47,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2976 states, 2975 states have (on average 1.425546218487395) internal successors, (4241), 2975 states have internal predecessors, (4241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:47,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2976 states to 2976 states and 4241 transitions. [2021-10-28 22:53:47,308 INFO L78 Accepts]: Start accepts. Automaton has 2976 states and 4241 transitions. Word has length 376 [2021-10-28 22:53:47,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:47,309 INFO L470 AbstractCegarLoop]: Abstraction has 2976 states and 4241 transitions. [2021-10-28 22:53:47,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:47,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states and 4241 transitions. [2021-10-28 22:53:47,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2021-10-28 22:53:47,347 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:47,349 INFO L513 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 11, 11, 10, 10, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:53:47,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:47,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 22:53:47,575 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:47,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:47,576 INFO L85 PathProgramCache]: Analyzing trace with hash 1840493232, now seen corresponding path program 1 times [2021-10-28 22:53:47,576 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:47,576 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530357315] [2021-10-28 22:53:47,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:47,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:47,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:47,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2022 backedges. 1196 proven. 26 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2021-10-28 22:53:47,685 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:47,686 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530357315] [2021-10-28 22:53:47,686 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530357315] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 22:53:47,686 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1170081663] [2021-10-28 22:53:47,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:47,686 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 22:53:47,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:47,688 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 22:53:47,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-28 22:53:48,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:48,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 727 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 22:53:48,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:53:49,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2022 backedges. 867 proven. 0 refuted. 0 times theorem prover too weak. 1155 trivial. 0 not checked. [2021-10-28 22:53:49,548 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1170081663] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:49,549 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 22:53:49,549 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-10-28 22:53:49,549 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794004458] [2021-10-28 22:53:49,550 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:49,550 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:49,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:49,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:53:49,552 INFO L87 Difference]: Start difference. First operand 2976 states and 4241 transitions. Second operand has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:49,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:49,626 INFO L93 Difference]: Finished difference Result 3036 states and 4325 transitions. [2021-10-28 22:53:49,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:49,626 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 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 447 [2021-10-28 22:53:49,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:49,632 INFO L225 Difference]: With dead ends: 3036 [2021-10-28 22:53:49,632 INFO L226 Difference]: Without dead ends: 2148 [2021-10-28 22:53:49,634 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 450 GetRequests, 447 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:53:49,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2148 states. [2021-10-28 22:53:49,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2148 to 2090. [2021-10-28 22:53:49,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2090 states, 2089 states have (on average 1.4255624700813787) internal successors, (2978), 2089 states have internal predecessors, (2978), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:49,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 2090 states and 2978 transitions. [2021-10-28 22:53:49,737 INFO L78 Accepts]: Start accepts. Automaton has 2090 states and 2978 transitions. Word has length 447 [2021-10-28 22:53:49,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:49,738 INFO L470 AbstractCegarLoop]: Abstraction has 2090 states and 2978 transitions. [2021-10-28 22:53:49,738 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:49,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 2978 transitions. [2021-10-28 22:53:49,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2021-10-28 22:53:49,749 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:49,749 INFO L513 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 11, 11, 10, 10, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-28 22:53:49,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:49,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 22:53:49,968 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:49,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:49,968 INFO L85 PathProgramCache]: Analyzing trace with hash 1917394030, now seen corresponding path program 1 times [2021-10-28 22:53:49,968 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:49,968 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706040444] [2021-10-28 22:53:49,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:49,969 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:50,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:50,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2022 backedges. 1196 proven. 26 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2021-10-28 22:53:50,071 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:50,071 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706040444] [2021-10-28 22:53:50,071 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706040444] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 22:53:50,071 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1950169270] [2021-10-28 22:53:50,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:50,072 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 22:53:50,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:50,073 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 22:53:50,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-28 22:53:50,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:50,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 728 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 22:53:50,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:53:51,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2022 backedges. 1196 proven. 26 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2021-10-28 22:53:51,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1950169270] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 22:53:51,586 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 22:53:51,586 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-10-28 22:53:51,586 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498067896] [2021-10-28 22:53:51,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 22:53:51,588 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:51,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 22:53:51,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 22:53:51,588 INFO L87 Difference]: Start difference. First operand 2090 states and 2978 transitions. Second operand has 4 states, 4 states have (on average 45.5) internal successors, (182), 4 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:51,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:51,927 INFO L93 Difference]: Finished difference Result 4352 states and 6192 transitions. [2021-10-28 22:53:51,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 22:53:51,928 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 45.5) internal successors, (182), 4 states have internal predecessors, (182), 0 states have call successors, (0), 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 447 [2021-10-28 22:53:51,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:51,933 INFO L225 Difference]: With dead ends: 4352 [2021-10-28 22:53:51,934 INFO L226 Difference]: Without dead ends: 2226 [2021-10-28 22:53:51,938 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 452 GetRequests, 449 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:53:51,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2226 states. [2021-10-28 22:53:52,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2226 to 1940. [2021-10-28 22:53:52,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1940 states, 1939 states have (on average 1.370809695719443) internal successors, (2658), 1939 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) [2021-10-28 22:53:52,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1940 states and 2658 transitions. [2021-10-28 22:53:52,021 INFO L78 Accepts]: Start accepts. Automaton has 1940 states and 2658 transitions. Word has length 447 [2021-10-28 22:53:52,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:52,022 INFO L470 AbstractCegarLoop]: Abstraction has 1940 states and 2658 transitions. [2021-10-28 22:53:52,022 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 45.5) internal successors, (182), 4 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:52,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2658 transitions. [2021-10-28 22:53:52,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 849 [2021-10-28 22:53:52,032 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:52,033 INFO L513 BasicCegarLoop]: trace histogram [26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 25, 25, 25, 25, 25, 24, 24, 23, 23, 22, 22, 21, 21, 21, 21, 18, 15, 15, 12, 12, 9, 9, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:53:52,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:52,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-10-28 22:53:52,259 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:52,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:52,260 INFO L85 PathProgramCache]: Analyzing trace with hash 949188204, now seen corresponding path program 1 times [2021-10-28 22:53:52,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:52,260 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882751170] [2021-10-28 22:53:52,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:52,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:52,462 INFO L134 CoverageAnalysis]: Checked inductivity of 8111 backedges. 4746 proven. 26 refuted. 0 times theorem prover too weak. 3339 trivial. 0 not checked. [2021-10-28 22:53:52,462 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:52,462 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882751170] [2021-10-28 22:53:52,463 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882751170] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 22:53:52,463 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1684497374] [2021-10-28 22:53:52,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:52,463 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 22:53:52,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:52,464 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 22:53:52,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-28 22:53:53,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:53,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 1271 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 22:53:53,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:53:55,198 INFO L134 CoverageAnalysis]: Checked inductivity of 8111 backedges. 4746 proven. 26 refuted. 0 times theorem prover too weak. 3339 trivial. 0 not checked. [2021-10-28 22:53:55,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1684497374] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 22:53:55,199 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 22:53:55,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-10-28 22:53:55,200 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360477717] [2021-10-28 22:53:55,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 22:53:55,201 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:55,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 22:53:55,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:53:55,202 INFO L87 Difference]: Start difference. First operand 1940 states and 2658 transitions. Second operand has 6 states, 6 states have (on average 48.5) internal successors, (291), 6 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:55,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:55,565 INFO L93 Difference]: Finished difference Result 4857 states and 6707 transitions. [2021-10-28 22:53:55,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 22:53:55,566 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 48.5) internal successors, (291), 6 states have internal predecessors, (291), 0 states have call successors, (0), 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 848 [2021-10-28 22:53:55,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:55,573 INFO L225 Difference]: With dead ends: 4857 [2021-10-28 22:53:55,573 INFO L226 Difference]: Without dead ends: 2816 [2021-10-28 22:53:55,577 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 853 GetRequests, 848 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:53:55,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2816 states. [2021-10-28 22:53:55,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2816 to 1940. [2021-10-28 22:53:55,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1940 states, 1939 states have (on average 1.370809695719443) internal successors, (2658), 1939 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) [2021-10-28 22:53:55,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1940 states and 2658 transitions. [2021-10-28 22:53:55,671 INFO L78 Accepts]: Start accepts. Automaton has 1940 states and 2658 transitions. Word has length 848 [2021-10-28 22:53:55,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:55,672 INFO L470 AbstractCegarLoop]: Abstraction has 1940 states and 2658 transitions. [2021-10-28 22:53:55,672 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 48.5) internal successors, (291), 6 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:55,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2658 transitions. [2021-10-28 22:53:55,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1030 [2021-10-28 22:53:55,685 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:55,685 INFO L513 BasicCegarLoop]: trace histogram [35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 34, 34, 32, 32, 32, 29, 29, 26, 26, 23, 23, 20, 20, 20, 20, 17, 14, 14, 11, 11, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:53:55,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:55,899 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-10-28 22:53:55,899 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:55,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:55,899 INFO L85 PathProgramCache]: Analyzing trace with hash -1657372254, now seen corresponding path program 1 times [2021-10-28 22:53:55,899 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:55,900 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790284184] [2021-10-28 22:53:55,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:55,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:55,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:56,129 INFO L134 CoverageAnalysis]: Checked inductivity of 12523 backedges. 5859 proven. 0 refuted. 0 times theorem prover too weak. 6664 trivial. 0 not checked. [2021-10-28 22:53:56,129 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:56,129 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790284184] [2021-10-28 22:53:56,129 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790284184] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:56,130 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:56,130 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:56,130 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955850527] [2021-10-28 22:53:56,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:56,131 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:56,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:56,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:56,132 INFO L87 Difference]: Start difference. First operand 1940 states and 2658 transitions. Second operand has 3 states, 3 states have (on average 69.66666666666667) internal successors, (209), 3 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:56,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:56,302 INFO L93 Difference]: Finished difference Result 3880 states and 5309 transitions. [2021-10-28 22:53:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:56,303 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 69.66666666666667) internal successors, (209), 3 states have internal predecessors, (209), 0 states have call successors, (0), 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 1029 [2021-10-28 22:53:56,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:56,336 INFO L225 Difference]: With dead ends: 3880 [2021-10-28 22:53:56,337 INFO L226 Difference]: Without dead ends: 1980 [2021-10-28 22:53:56,339 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:56,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1980 states. [2021-10-28 22:53:56,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1980 to 1940. [2021-10-28 22:53:56,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1940 states, 1939 states have (on average 1.3630737493553378) internal successors, (2643), 1939 states have internal predecessors, (2643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:56,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1940 states and 2643 transitions. [2021-10-28 22:53:56,424 INFO L78 Accepts]: Start accepts. Automaton has 1940 states and 2643 transitions. Word has length 1029 [2021-10-28 22:53:56,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:56,425 INFO L470 AbstractCegarLoop]: Abstraction has 1940 states and 2643 transitions. [2021-10-28 22:53:56,425 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.66666666666667) internal successors, (209), 3 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:56,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2643 transitions. [2021-10-28 22:53:56,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1045 [2021-10-28 22:53:56,439 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:56,440 INFO L513 BasicCegarLoop]: trace histogram [36, 36, 36, 35, 35, 35, 35, 35, 35, 35, 35, 35, 32, 32, 32, 29, 29, 26, 26, 23, 23, 20, 20, 20, 20, 17, 14, 14, 11, 11, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:53:56,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-10-28 22:53:56,440 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:56,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:56,441 INFO L85 PathProgramCache]: Analyzing trace with hash 1685699859, now seen corresponding path program 1 times [2021-10-28 22:53:56,441 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:56,442 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355734238] [2021-10-28 22:53:56,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:56,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:56,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:56,667 INFO L134 CoverageAnalysis]: Checked inductivity of 12731 backedges. 5768 proven. 0 refuted. 0 times theorem prover too weak. 6963 trivial. 0 not checked. [2021-10-28 22:53:56,667 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:56,667 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355734238] [2021-10-28 22:53:56,668 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1355734238] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:56,668 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:56,668 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:56,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125916598] [2021-10-28 22:53:56,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:56,670 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:56,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:56,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:56,671 INFO L87 Difference]: Start difference. First operand 1940 states and 2643 transitions. Second operand has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:56,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:56,832 INFO L93 Difference]: Finished difference Result 3840 states and 5231 transitions. [2021-10-28 22:53:56,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:56,833 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 0 states have call successors, (0), 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 1044 [2021-10-28 22:53:56,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:56,838 INFO L225 Difference]: With dead ends: 3840 [2021-10-28 22:53:56,838 INFO L226 Difference]: Without dead ends: 1940 [2021-10-28 22:53:56,841 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:56,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1940 states. [2021-10-28 22:53:56,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1940 to 1940. [2021-10-28 22:53:56,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1940 states, 1939 states have (on average 1.3434760185662713) internal successors, (2605), 1939 states have internal predecessors, (2605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:56,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1940 states and 2605 transitions. [2021-10-28 22:53:56,952 INFO L78 Accepts]: Start accepts. Automaton has 1940 states and 2605 transitions. Word has length 1044 [2021-10-28 22:53:56,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:56,953 INFO L470 AbstractCegarLoop]: Abstraction has 1940 states and 2605 transitions. [2021-10-28 22:53:56,953 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:56,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2605 transitions. [2021-10-28 22:53:56,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1073 [2021-10-28 22:53:56,967 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:56,968 INFO L513 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 35, 35, 33, 33, 33, 30, 30, 27, 27, 24, 24, 21, 21, 21, 21, 18, 15, 15, 12, 12, 9, 9, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:53:56,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-10-28 22:53:56,969 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:56,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:56,969 INFO L85 PathProgramCache]: Analyzing trace with hash 612676444, now seen corresponding path program 1 times [2021-10-28 22:53:56,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:56,970 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144296611] [2021-10-28 22:53:56,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:56,970 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:57,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:57,198 INFO L134 CoverageAnalysis]: Checked inductivity of 13413 backedges. 6481 proven. 0 refuted. 0 times theorem prover too weak. 6932 trivial. 0 not checked. [2021-10-28 22:53:57,198 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:57,198 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144296611] [2021-10-28 22:53:57,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144296611] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:57,199 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:57,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:57,200 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580319897] [2021-10-28 22:53:57,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:57,201 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:57,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:57,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:57,202 INFO L87 Difference]: Start difference. First operand 1940 states and 2605 transitions. Second operand has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:57,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:57,379 INFO L93 Difference]: Finished difference Result 3900 states and 5242 transitions. [2021-10-28 22:53:57,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:57,380 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 0 states have call successors, (0), 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 1072 [2021-10-28 22:53:57,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:57,385 INFO L225 Difference]: With dead ends: 3900 [2021-10-28 22:53:57,386 INFO L226 Difference]: Without dead ends: 1982 [2021-10-28 22:53:57,389 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:57,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1982 states. [2021-10-28 22:53:57,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1982 to 1982. [2021-10-28 22:53:57,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1982 states, 1981 states have (on average 1.3392226148409894) internal successors, (2653), 1981 states have internal predecessors, (2653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:57,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1982 states and 2653 transitions. [2021-10-28 22:53:57,472 INFO L78 Accepts]: Start accepts. Automaton has 1982 states and 2653 transitions. Word has length 1072 [2021-10-28 22:53:57,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:57,474 INFO L470 AbstractCegarLoop]: Abstraction has 1982 states and 2653 transitions. [2021-10-28 22:53:57,474 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:57,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 2653 transitions. [2021-10-28 22:53:57,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1105 [2021-10-28 22:53:57,522 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:53:57,523 INFO L513 BasicCegarLoop]: trace histogram [38, 38, 38, 38, 37, 37, 36, 36, 36, 36, 36, 36, 33, 33, 33, 30, 30, 27, 27, 24, 24, 21, 21, 21, 21, 18, 15, 15, 12, 12, 9, 9, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:53:57,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-10-28 22:53:57,524 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:53:57,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:57,525 INFO L85 PathProgramCache]: Analyzing trace with hash -1476546868, now seen corresponding path program 1 times [2021-10-28 22:53:57,525 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:57,526 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430922785] [2021-10-28 22:53:57,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:57,526 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:57,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:57,792 INFO L134 CoverageAnalysis]: Checked inductivity of 13929 backedges. 6521 proven. 0 refuted. 0 times theorem prover too weak. 7408 trivial. 0 not checked. [2021-10-28 22:53:57,793 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:57,793 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430922785] [2021-10-28 22:53:57,793 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430922785] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:57,794 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:57,794 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:57,795 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523344030] [2021-10-28 22:53:57,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:53:57,797 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:57,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:57,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:57,799 INFO L87 Difference]: Start difference. First operand 1982 states and 2653 transitions. Second operand has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:57,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:57,934 INFO L93 Difference]: Finished difference Result 2510 states and 3353 transitions. [2021-10-28 22:53:57,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:57,935 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 0 states have call successors, (0), 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 1104 [2021-10-28 22:53:57,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:53:57,936 INFO L225 Difference]: With dead ends: 2510 [2021-10-28 22:53:57,936 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 22:53:57,940 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:57,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 22:53:57,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 22:53:57,940 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) [2021-10-28 22:53:57,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 22:53:57,941 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1104 [2021-10-28 22:53:57,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:53:57,941 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:53:57,942 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:53:57,943 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 22:53:57,943 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 22:53:57,946 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:53:57,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-10-28 22:53:57,949 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 22:53:57,957 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:57,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:58,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:58,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:58,060 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:58,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:58,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:58,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:58,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:58,171 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:58,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:58,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:58,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:58,860 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:58,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:58,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:58,948 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:58,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:58,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:59,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:59,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:59,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:59,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:59,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:59,142 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:59,196 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:59,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:53:59,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:54:06,633 INFO L857 garLoopResultBuilder]: For program point L630(line 630) no Hoare annotation was computed. [2021-10-28 22:54:06,634 INFO L857 garLoopResultBuilder]: For program point L597(lines 597 611) no Hoare annotation was computed. [2021-10-28 22:54:06,634 INFO L857 garLoopResultBuilder]: For program point L399(lines 399 405) no Hoare annotation was computed. [2021-10-28 22:54:06,635 INFO L853 garLoopResultBuilder]: At program point L201(lines 197 567) 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) (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse17 .cse18 .cse19 (<= 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))) [2021-10-28 22:54:06,635 INFO L853 garLoopResultBuilder]: At program point L168(lines 164 578) 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 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse9 .cse10 (<= 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 (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))) [2021-10-28 22:54:06,636 INFO L853 garLoopResultBuilder]: At program point L135(lines 134 588) 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))) [2021-10-28 22:54:06,636 INFO L857 garLoopResultBuilder]: For program point L102(lines 102 104) no Hoare annotation was computed. [2021-10-28 22:54:06,636 INFO L857 garLoopResultBuilder]: For program point L598(lines 598 603) no Hoare annotation was computed. [2021-10-28 22:54:06,636 INFO L857 garLoopResultBuilder]: For program point L598-2(lines 597 611) no Hoare annotation was computed. [2021-10-28 22:54:06,636 INFO L857 garLoopResultBuilder]: For program point L268(lines 268 270) no Hoare annotation was computed. [2021-10-28 22:54:06,636 INFO L857 garLoopResultBuilder]: For program point L302(lines 302 306) no Hoare annotation was computed. [2021-10-28 22:54:06,637 INFO L857 garLoopResultBuilder]: For program point L302-2(lines 302 306) no Hoare annotation was computed. [2021-10-28 22:54:06,637 INFO L857 garLoopResultBuilder]: For program point L203(lines 203 565) no Hoare annotation was computed. [2021-10-28 22:54:06,637 INFO L857 garLoopResultBuilder]: For program point L170(lines 170 576) no Hoare annotation was computed. [2021-10-28 22:54:06,637 INFO L857 garLoopResultBuilder]: For program point L137(lines 137 587) no Hoare annotation was computed. [2021-10-28 22:54:06,637 INFO L857 garLoopResultBuilder]: For program point L600(lines 600 602) no Hoare annotation was computed. [2021-10-28 22:54:06,637 INFO L857 garLoopResultBuilder]: For program point L468(lines 468 470) no Hoare annotation was computed. [2021-10-28 22:54:06,638 INFO L857 garLoopResultBuilder]: For program point L237(lines 237 244) no Hoare annotation was computed. [2021-10-28 22:54:06,638 INFO L857 garLoopResultBuilder]: For program point L237-2(lines 237 244) no Hoare annotation was computed. [2021-10-28 22:54:06,638 INFO L857 garLoopResultBuilder]: For program point L536(lines 536 540) no Hoare annotation was computed. [2021-10-28 22:54:06,638 INFO L857 garLoopResultBuilder]: For program point L503(lines 503 506) no Hoare annotation was computed. [2021-10-28 22:54:06,638 INFO L857 garLoopResultBuilder]: For program point L536-2(lines 536 540) no Hoare annotation was computed. [2021-10-28 22:54:06,638 INFO L857 garLoopResultBuilder]: For program point L437(lines 437 445) no Hoare annotation was computed. [2021-10-28 22:54:06,639 INFO L857 garLoopResultBuilder]: For program point L437-2(lines 437 445) no Hoare annotation was computed. [2021-10-28 22:54:06,639 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 242) no Hoare annotation was computed. [2021-10-28 22:54:06,639 INFO L857 garLoopResultBuilder]: For program point L206(lines 206 564) no Hoare annotation was computed. [2021-10-28 22:54:06,639 INFO L857 garLoopResultBuilder]: For program point L173(lines 173 575) no Hoare annotation was computed. [2021-10-28 22:54:06,639 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 586) no Hoare annotation was computed. [2021-10-28 22:54:06,640 INFO L857 garLoopResultBuilder]: For program point L339(lines 339 378) no Hoare annotation was computed. [2021-10-28 22:54:06,640 INFO L853 garLoopResultBuilder]: At program point L207(lines 203 565) 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 .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) (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse16 .cse17 .cse18 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse19 .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 (<= 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))) [2021-10-28 22:54:06,640 INFO L853 garLoopResultBuilder]: At program point L174(lines 170 576) 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 (= 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 8481))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse7 (not (= 8576 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 (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)) (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) (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse9 .cse10 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse11))) [2021-10-28 22:54:06,641 INFO L857 garLoopResultBuilder]: For program point L605(lines 605 609) no Hoare annotation was computed. [2021-10-28 22:54:06,641 INFO L857 garLoopResultBuilder]: For program point L440(lines 440 443) no Hoare annotation was computed. [2021-10-28 22:54:06,641 INFO L853 garLoopResultBuilder]: At program point L407(lines 398 416) 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 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse9 .cse10 (<= 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 (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))) [2021-10-28 22:54:06,641 INFO L857 garLoopResultBuilder]: For program point L209(lines 209 563) no Hoare annotation was computed. [2021-10-28 22:54:06,641 INFO L857 garLoopResultBuilder]: For program point L176(lines 176 574) no Hoare annotation was computed. [2021-10-28 22:54:06,642 INFO L857 garLoopResultBuilder]: For program point L143(lines 143 585) no Hoare annotation was computed. [2021-10-28 22:54:06,642 INFO L853 garLoopResultBuilder]: At program point L110-2(lines 110 614) 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)) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse12 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse3 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse5 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse7 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse11 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse18 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse15 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse16 (<= 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 .cse3 .cse4 .cse5 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse6 .cse7 .cse8 .cse9 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (and (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse2 .cse18 (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 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse17) (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse9 .cse10 .cse11 .cse13 .cse18 .cse15 .cse16) (and (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse0 .cse16 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 3))) [2021-10-28 22:54:06,642 INFO L857 garLoopResultBuilder]: For program point L342(lines 342 377) no Hoare annotation was computed. [2021-10-28 22:54:06,642 INFO L857 garLoopResultBuilder]: For program point L342-1(lines 342 377) no Hoare annotation was computed. [2021-10-28 22:54:06,643 INFO L853 garLoopResultBuilder]: At program point L177(lines 176 574) 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))) (.cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse13 (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 .cse13) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) (<= 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 .cse9 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not .cse8) .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))) [2021-10-28 22:54:06,643 INFO L853 garLoopResultBuilder]: At program point L144(lines 137 587) the Hoare annotation is: (let ((.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse14 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.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 (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse13 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse15) (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)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse4 .cse5 .cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse7 .cse8 .cse9 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse10 (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)) .cse11 .cse12 .cse13 (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)) .cse15))) [2021-10-28 22:54:06,644 INFO L857 garLoopResultBuilder]: For program point L111(line 111) no Hoare annotation was computed. [2021-10-28 22:54:06,644 INFO L857 garLoopResultBuilder]: For program point L508(lines 508 510) no Hoare annotation was computed. [2021-10-28 22:54:06,644 INFO L857 garLoopResultBuilder]: For program point L508-2(lines 219 558) no Hoare annotation was computed. [2021-10-28 22:54:06,644 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 374) no Hoare annotation was computed. [2021-10-28 22:54:06,644 INFO L857 garLoopResultBuilder]: For program point L410(lines 410 412) no Hoare annotation was computed. [2021-10-28 22:54:06,644 INFO L857 garLoopResultBuilder]: For program point L212(lines 212 562) no Hoare annotation was computed. [2021-10-28 22:54:06,645 INFO L857 garLoopResultBuilder]: For program point L179(lines 179 573) no Hoare annotation was computed. [2021-10-28 22:54:06,645 INFO L857 garLoopResultBuilder]: For program point L146(lines 146 584) no Hoare annotation was computed. [2021-10-28 22:54:06,645 INFO L857 garLoopResultBuilder]: For program point L113(lines 113 595) no Hoare annotation was computed. [2021-10-28 22:54:06,645 INFO L860 garLoopResultBuilder]: At program point L642(lines 633 644) the Hoare annotation is: true [2021-10-28 22:54:06,645 INFO L857 garLoopResultBuilder]: For program point L477(lines 477 479) no Hoare annotation was computed. [2021-10-28 22:54:06,645 INFO L857 garLoopResultBuilder]: For program point L246(lines 246 249) no Hoare annotation was computed. [2021-10-28 22:54:06,646 INFO L853 garLoopResultBuilder]: At program point L213(lines 209 563) 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))))) [2021-10-28 22:54:06,646 INFO L853 garLoopResultBuilder]: At program point L114(lines 113 595) 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))) [2021-10-28 22:54:06,646 INFO L857 garLoopResultBuilder]: For program point L313(lines 313 320) no Hoare annotation was computed. [2021-10-28 22:54:06,647 INFO L857 garLoopResultBuilder]: For program point L313-2(lines 313 320) no Hoare annotation was computed. [2021-10-28 22:54:06,647 INFO L857 garLoopResultBuilder]: For program point L215(lines 215 561) no Hoare annotation was computed. [2021-10-28 22:54:06,647 INFO L857 garLoopResultBuilder]: For program point L182(lines 182 572) no Hoare annotation was computed. [2021-10-28 22:54:06,647 INFO L857 garLoopResultBuilder]: For program point L149(lines 149 583) no Hoare annotation was computed. [2021-10-28 22:54:06,647 INFO L857 garLoopResultBuilder]: For program point L116(lines 116 594) no Hoare annotation was computed. [2021-10-28 22:54:06,647 INFO L857 garLoopResultBuilder]: For program point L546(lines 546 552) no Hoare annotation was computed. [2021-10-28 22:54:06,648 INFO L857 garLoopResultBuilder]: For program point L546-1(lines 546 552) no Hoare annotation was computed. [2021-10-28 22:54:06,648 INFO L857 garLoopResultBuilder]: For program point L348(lines 348 372) no Hoare annotation was computed. [2021-10-28 22:54:06,648 INFO L853 garLoopResultBuilder]: At program point L216(lines 215 561) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2021-10-28 22:54:06,648 INFO L853 garLoopResultBuilder]: At program point L183(lines 179 573) 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 (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) (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) (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse10 .cse11 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse12))) [2021-10-28 22:54:06,649 INFO L853 garLoopResultBuilder]: At program point L150(lines 146 584) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.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 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))) (.cse12 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse10 .cse11 .cse12 .cse13) (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)) .cse2 .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)) .cse13) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse13))) [2021-10-28 22:54:06,649 INFO L857 garLoopResultBuilder]: For program point L283(lines 283 285) no Hoare annotation was computed. [2021-10-28 22:54:06,649 INFO L857 garLoopResultBuilder]: For program point L283-2(lines 219 558) no Hoare annotation was computed. [2021-10-28 22:54:06,649 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 22:54:06,649 INFO L857 garLoopResultBuilder]: For program point L317(lines 317 319) no Hoare annotation was computed. [2021-10-28 22:54:06,650 INFO L857 garLoopResultBuilder]: For program point L251(lines 251 262) no Hoare annotation was computed. [2021-10-28 22:54:06,650 INFO L853 garLoopResultBuilder]: At program point L218(lines 217 561) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2021-10-28 22:54:06,650 INFO L857 garLoopResultBuilder]: For program point L185(lines 185 571) no Hoare annotation was computed. [2021-10-28 22:54:06,650 INFO L857 garLoopResultBuilder]: For program point L152(lines 152 582) no Hoare annotation was computed. [2021-10-28 22:54:06,650 INFO L857 garLoopResultBuilder]: For program point L119(lines 119 593) no Hoare annotation was computed. [2021-10-28 22:54:06,650 INFO L860 garLoopResultBuilder]: At program point L615(lines 109 616) the Hoare annotation is: true [2021-10-28 22:54:06,651 INFO L857 garLoopResultBuilder]: For program point L549(lines 549 551) no Hoare annotation was computed. [2021-10-28 22:54:06,651 INFO L857 garLoopResultBuilder]: For program point L517(lines 517 520) no Hoare annotation was computed. [2021-10-28 22:54:06,651 INFO L857 garLoopResultBuilder]: For program point L451(lines 451 453) no Hoare annotation was computed. [2021-10-28 22:54:06,651 INFO L857 garLoopResultBuilder]: For program point L352(lines 352 356) no Hoare annotation was computed. [2021-10-28 22:54:06,651 INFO L857 garLoopResultBuilder]: For program point L352-2(lines 352 356) no Hoare annotation was computed. [2021-10-28 22:54:06,652 INFO L857 garLoopResultBuilder]: For program point L253(lines 253 256) no Hoare annotation was computed. [2021-10-28 22:54:06,652 INFO L857 garLoopResultBuilder]: For program point L386(lines 386 418) no Hoare annotation was computed. [2021-10-28 22:54:06,652 INFO L857 garLoopResultBuilder]: For program point L188(lines 188 570) no Hoare annotation was computed. [2021-10-28 22:54:06,652 INFO L857 garLoopResultBuilder]: For program point L155(lines 155 581) no Hoare annotation was computed. [2021-10-28 22:54:06,652 INFO L857 garLoopResultBuilder]: For program point L122(lines 122 592) no Hoare annotation was computed. [2021-10-28 22:54:06,652 INFO L857 garLoopResultBuilder]: For program point L486(lines 486 488) no Hoare annotation was computed. [2021-10-28 22:54:06,653 INFO L857 garLoopResultBuilder]: For program point L486-2(lines 219 558) no Hoare annotation was computed. [2021-10-28 22:54:06,653 INFO L857 garLoopResultBuilder]: For program point L387(lines 387 393) no Hoare annotation was computed. [2021-10-28 22:54:06,653 INFO L853 garLoopResultBuilder]: At program point L222(lines 116 594) 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 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)))) [2021-10-28 22:54:06,653 INFO L853 garLoopResultBuilder]: At program point L189(lines 185 571) 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 (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) (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse17 .cse18 .cse19 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse20 .cse21))) [2021-10-28 22:54:06,654 INFO L853 garLoopResultBuilder]: At program point L156(lines 152 582) 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 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse10 .cse11 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)))) [2021-10-28 22:54:06,654 INFO L857 garLoopResultBuilder]: For program point L454(lines 454 463) no Hoare annotation was computed. [2021-10-28 22:54:06,654 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 22:54:06,654 INFO L857 garLoopResultBuilder]: For program point L620(lines 620 622) no Hoare annotation was computed. [2021-10-28 22:54:06,655 INFO L857 garLoopResultBuilder]: For program point L620-2(lines 620 622) no Hoare annotation was computed. [2021-10-28 22:54:06,655 INFO L857 garLoopResultBuilder]: For program point L191(lines 191 569) no Hoare annotation was computed. [2021-10-28 22:54:06,655 INFO L857 garLoopResultBuilder]: For program point L158(lines 158 580) no Hoare annotation was computed. [2021-10-28 22:54:06,655 INFO L857 garLoopResultBuilder]: For program point L125(lines 125 591) no Hoare annotation was computed. [2021-10-28 22:54:06,655 INFO L857 garLoopResultBuilder]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-10-28 22:54:06,655 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 22:54:06,656 INFO L860 garLoopResultBuilder]: At program point L623(lines 23 627) the Hoare annotation is: true [2021-10-28 22:54:06,656 INFO L857 garLoopResultBuilder]: For program point L458(lines 458 460) no Hoare annotation was computed. [2021-10-28 22:54:06,656 INFO L857 garLoopResultBuilder]: For program point L227(lines 227 229) no Hoare annotation was computed. [2021-10-28 22:54:06,656 INFO L857 garLoopResultBuilder]: For program point L194(lines 194 568) no Hoare annotation was computed. [2021-10-28 22:54:06,656 INFO L857 garLoopResultBuilder]: For program point L161(lines 161 579) no Hoare annotation was computed. [2021-10-28 22:54:06,656 INFO L857 garLoopResultBuilder]: For program point L227-2(lines 227 229) no Hoare annotation was computed. [2021-10-28 22:54:06,656 INFO L857 garLoopResultBuilder]: For program point L128(lines 128 590) no Hoare annotation was computed. [2021-10-28 22:54:06,657 INFO L857 garLoopResultBuilder]: For program point L525(lines 525 531) no Hoare annotation was computed. [2021-10-28 22:54:06,657 INFO L857 garLoopResultBuilder]: For program point L492(lines 492 496) no Hoare annotation was computed. [2021-10-28 22:54:06,657 INFO L857 garLoopResultBuilder]: For program point L492-2(lines 492 496) no Hoare annotation was computed. [2021-10-28 22:54:06,657 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 368) no Hoare annotation was computed. [2021-10-28 22:54:06,657 INFO L853 garLoopResultBuilder]: At program point L195(lines 191 569) 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) (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse17 .cse18 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse19 .cse20 .cse21))) [2021-10-28 22:54:06,658 INFO L853 garLoopResultBuilder]: At program point L162(lines 158 580) 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 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse10 (<= 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))) [2021-10-28 22:54:06,658 INFO L857 garLoopResultBuilder]: For program point L96(lines 96 98) no Hoare annotation was computed. [2021-10-28 22:54:06,658 INFO L857 garLoopResultBuilder]: For program point L96-2(lines 93 99) no Hoare annotation was computed. [2021-10-28 22:54:06,658 INFO L853 garLoopResultBuilder]: At program point L559(lines 110 614) 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)) (.cse4 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse6 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.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 8481))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse11 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse3 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse13 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse14 (<= 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 .cse3 (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 .cse4 .cse5 .cse6 .cse7 .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) .cse9 .cse10 .cse11 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) .cse13 .cse14 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (and .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse3 .cse13 .cse14) (and (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse0 .cse14 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 3))) [2021-10-28 22:54:06,659 INFO L853 garLoopResultBuilder]: At program point L361(lines 336 379) 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 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse10 (<= 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))) [2021-10-28 22:54:06,659 INFO L857 garLoopResultBuilder]: For program point L428(lines 428 430) no Hoare annotation was computed. [2021-10-28 22:54:06,659 INFO L853 garLoopResultBuilder]: At program point L395(lines 386 418) 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 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse9 .cse10 (<= 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 (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))) [2021-10-28 22:54:06,660 INFO L857 garLoopResultBuilder]: For program point L296(lines 296 298) no Hoare annotation was computed. [2021-10-28 22:54:06,660 INFO L857 garLoopResultBuilder]: For program point L296-2(lines 219 558) no Hoare annotation was computed. [2021-10-28 22:54:06,660 INFO L857 garLoopResultBuilder]: For program point L197(lines 197 567) no Hoare annotation was computed. [2021-10-28 22:54:06,660 INFO L857 garLoopResultBuilder]: For program point L164(lines 164 578) no Hoare annotation was computed. [2021-10-28 22:54:06,660 INFO L857 garLoopResultBuilder]: For program point L131(lines 131 589) no Hoare annotation was computed. [2021-10-28 22:54:06,660 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 22:54:06,661 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 630) no Hoare annotation was computed. [2021-10-28 22:54:06,661 INFO L857 garLoopResultBuilder]: For program point L528(lines 528 530) no Hoare annotation was computed. [2021-10-28 22:54:06,661 INFO L853 garLoopResultBuilder]: At program point L528-1(lines 219 558) 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))))) [2021-10-28 22:54:06,661 INFO L857 garLoopResultBuilder]: For program point L363(lines 363 365) no Hoare annotation was computed. [2021-10-28 22:54:06,661 INFO L857 garLoopResultBuilder]: For program point L330(lines 330 334) no Hoare annotation was computed. [2021-10-28 22:54:06,662 INFO L857 garLoopResultBuilder]: For program point L330-2(lines 219 558) no Hoare annotation was computed. [2021-10-28 22:54:06,662 INFO L853 garLoopResultBuilder]: At program point L132(lines 128 590) 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) (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse9 .cse10 (<= 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))) [2021-10-28 22:54:06,662 INFO L857 garLoopResultBuilder]: For program point L232(lines 232 234) no Hoare annotation was computed. [2021-10-28 22:54:06,662 INFO L857 garLoopResultBuilder]: For program point L596(lines 596 612) no Hoare annotation was computed. [2021-10-28 22:54:06,662 INFO L857 garLoopResultBuilder]: For program point L398(lines 398 416) no Hoare annotation was computed. [2021-10-28 22:54:06,663 INFO L857 garLoopResultBuilder]: For program point L200(lines 200 566) no Hoare annotation was computed. [2021-10-28 22:54:06,663 INFO L857 garLoopResultBuilder]: For program point L167(lines 167 577) no Hoare annotation was computed. [2021-10-28 22:54:06,663 INFO L857 garLoopResultBuilder]: For program point L134(lines 134 588) no Hoare annotation was computed. [2021-10-28 22:54:06,663 INFO L857 garLoopResultBuilder]: For program point L101(lines 101 105) no Hoare annotation was computed. [2021-10-28 22:54:06,663 INFO L857 garLoopResultBuilder]: For program point L101-1(lines 84 626) no Hoare annotation was computed. [2021-10-28 22:54:06,667 INFO L731 BasicCegarLoop]: Path program 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] [2021-10-28 22:54:06,669 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 22:54:06,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 10:54:06 BoogieIcfgContainer [2021-10-28 22:54:06,733 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 22:54:06,734 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 22:54:06,734 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 22:54:06,734 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 22:54:06,735 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:53:35" (3/4) ... [2021-10-28 22:54:06,738 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 22:54:06,766 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-28 22:54:06,767 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-28 22:54:06,769 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 22:54:06,770 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 22:54:06,930 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 22:54:06,931 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 22:54:06,937 INFO L168 Benchmark]: Toolchain (without parser) took 32593.21 ms. Allocated memory was 102.8 MB in the beginning and 411.0 MB in the end (delta: 308.3 MB). Free memory was 74.3 MB in the beginning and 297.1 MB in the end (delta: -222.8 MB). Peak memory consumption was 85.4 MB. Max. memory is 16.1 GB. [2021-10-28 22:54:06,937 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 102.8 MB. Free memory is still 55.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:54:06,938 INFO L168 Benchmark]: CACSL2BoogieTranslator took 451.17 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 74.3 MB in the beginning and 94.8 MB in the end (delta: -20.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 22:54:06,938 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.36 ms. Allocated memory is still 123.7 MB. Free memory was 94.8 MB in the beginning and 91.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 22:54:06,938 INFO L168 Benchmark]: Boogie Preprocessor took 73.76 ms. Allocated memory is still 123.7 MB. Free memory was 91.9 MB in the beginning and 89.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 22:54:06,939 INFO L168 Benchmark]: RCFGBuilder took 918.65 ms. Allocated memory is still 123.7 MB. Free memory was 89.8 MB in the beginning and 61.9 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-28 22:54:06,939 INFO L168 Benchmark]: TraceAbstraction took 30823.26 ms. Allocated memory was 123.7 MB in the beginning and 411.0 MB in the end (delta: 287.3 MB). Free memory was 61.5 MB in the beginning and 311.8 MB in the end (delta: -250.3 MB). Peak memory consumption was 241.4 MB. Max. memory is 16.1 GB. [2021-10-28 22:54:06,939 INFO L168 Benchmark]: Witness Printer took 197.21 ms. Allocated memory is still 411.0 MB. Free memory was 310.8 MB in the beginning and 297.1 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 22:54:06,942 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 102.8 MB. Free memory is still 55.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 451.17 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 74.3 MB in the beginning and 94.8 MB in the end (delta: -20.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 121.36 ms. Allocated memory is still 123.7 MB. Free memory was 94.8 MB in the beginning and 91.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 73.76 ms. Allocated memory is still 123.7 MB. Free memory was 91.9 MB in the beginning and 89.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 918.65 ms. Allocated memory is still 123.7 MB. Free memory was 89.8 MB in the beginning and 61.9 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 30823.26 ms. Allocated memory was 123.7 MB in the beginning and 411.0 MB in the end (delta: 287.3 MB). Free memory was 61.5 MB in the beginning and 311.8 MB in the end (delta: -250.3 MB). Peak memory consumption was 241.4 MB. Max. memory is 16.1 GB. * Witness Printer took 197.21 ms. Allocated memory is still 411.0 MB. Free memory was 310.8 MB in the beginning and 297.1 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 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, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 630]: 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, 143 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 30.6s, OverallIterations: 40, TraceHistogramMax: 38, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 7.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 6590 SDtfs, 5297 SDslu, 2568 SDs, 0 SdLazy, 3479 SolverSat, 1343 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2242 GetRequests, 2192 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3060occurred in iteration=31, InterpolantAutomatonStates: 123, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.3s AutomataMinimizationTime, 40 MinimizatonAttempts, 1508 StatesRemovedByMinimization, 30 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 28 LocationsWithAnnotation, 28 PreInvPairs, 225 NumberOfFragments, 4012 HoareAnnotationTreeSize, 28 FomulaSimplifications, 36171 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 28 FomulaSimplificationsInter, 7070 FormulaSimplificationTreeSizeReductionInter, 7.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 8.1s InterpolantComputationTime, 13306 NumberOfCodeBlocks, 13306 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 13262 ConstructedInterpolants, 0 QuantifiedInterpolants, 17743 SizeOfPredicates, 2 NumberOfNonLiveVariables, 3361 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 44 InterpolantComputations, 38 PerfectInterpolantSequences, 86997/87153 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: 23]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 164]: 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 == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 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 == 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)) - InvariantResult [Line: 134]: 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: 215]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 203]: 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 == 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) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(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)) && !(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)) - InvariantResult [Line: 191]: 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) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 137]: 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)) && blastFlag == 0) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(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)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(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)) && 8448 <= s__state) && blastFlag == 1) && !(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)) && !(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: 336]: 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)) && 2 == blastFlag) && !(8448 == s__state)) && 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: 217]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 110]: 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)) || ((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && blastFlag == 0) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(s__state == 8512))) || (((((((!(8577 == s__state) && s__state <= 8672) && !(s__state == 8657)) && s__s3__tmp__next_state___0 <= 8576) && 2 == blastFlag) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641))) || (((((((((((((((!(8497 == s__state) && !(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)) && 8448 <= s__state) && blastFlag == 1) && !(s__state == 8512))) || (((((((((((!(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)) && 2 == blastFlag) && !(8448 == s__state)) && 8448 <= s__state)) || (((3 == s__s3__tmp__next_state___0 && blastFlag <= 3) && 8448 <= s__state) && s__state <= 8448)) || s__state <= 3 - InvariantResult [Line: 110]: 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) && 2 == blastFlag) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641))) || (((((((((((((((!(8497 == s__state) && !(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)) && 8448 <= s__state) && blastFlag == 1) && !(s__state == 8512))) || (((((((((((!(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)) && 2 == blastFlag) && !(8448 == s__state)) && 8448 <= s__state)) || (((3 == s__s3__tmp__next_state___0 && blastFlag <= 3) && 8448 <= s__state) && s__state <= 8448)) || s__state <= 3 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 398]: 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 == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 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 == 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)) - InvariantResult [Line: 386]: 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 == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 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 == 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)) - InvariantResult [Line: 219]: 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: 116]: 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)) || ((2 == blastFlag && !(8448 == s__state)) && s__state <= 8448) - InvariantResult [Line: 113]: 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: 176]: 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)) && s__hit == 0) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(s__state == 8512)) || (((s__s3__tmp__next_state___0 <= 8576 && 2 == blastFlag) && 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: 185]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(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)) || (((((((((((((((((((((((((!(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) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 8448 <= s__state) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 209]: 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: 128]: 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) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 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: 152]: 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)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) - InvariantResult [Line: 170]: 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 <= 8576) && !(8496 == s__state)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8545)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(s__state == 8512)) - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(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)) || ((((((((((((((((!(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) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 8448 <= s__state) && !(s__state == 8512)) - InvariantResult [Line: 146]: 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)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && 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))) || ((((((((((((((!(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)) && 8448 <= s__state) && blastFlag == 1) && !(s__state == 8512)) - InvariantResult [Line: 197]: 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) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && 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: 158]: 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)) && 2 == blastFlag) && !(8448 == s__state)) && 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)) RESULT: Ultimate proved your program to be correct! [2021-10-28 22:54:07,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22b0ba93-c947-481e-82d7-46fa85090285/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...